{"title":"Konnwei fault code reader - simple and effective car diagnostics for everyone","description":"\u003cp data-start=\"333\" data-end=\"734\" class=\"\"\u003eA \u003cstrong data-start=\"336\" data-end=\"361\"\u003eKonnwei fault code reader\u003c\/strong\u003e gives you quick access to your car's engine management system – directly via the OBD2 port. Whether you want to turn off the check engine light, read fault codes, or monitor live data in real-time, Konnwei offers an affordable, reliable, and easy-to-use alternative for both home mechanics and professionals. With models like \u003cstrong data-start=\"642\" data-end=\"668\"\u003eKW208, KW680, and KW850\u003c\/strong\u003e, you get features often found only in significantly more expensive units.\u003c\/p\u003e\n\u003cp data-start=\"736\" data-end=\"931\" class=\"\"\u003eHere you'll find a wide range of \u003cstrong data-start=\"777\" data-end=\"807\"\u003eKonnwei OBD2 fault code readers\u003c\/strong\u003e – from simple beginner tools to more advanced scanners with color screens, live data, freeze frame data, and support for multiple vehicle systems.\u003c\/p\u003e\n\u003chr data-start=\"933\" data-end=\"936\" class=\"\"\u003e\n\u003ch2 data-start=\"938\" data-end=\"974\" class=\"\"\u003eWhat does a Konnwei fault code reader do?\u003c\/h2\u003e\n\u003cp data-start=\"976\" data-end=\"1019\" class=\"\"\u003e🔧 A fault code reader from Konnwei allows you to:\u003c\/p\u003e\n\u003cul data-start=\"1021\" data-end=\"1457\"\u003e\n\u003cli data-start=\"1021\" data-end=\"1114\" class=\"\"\u003e\n\u003cp data-start=\"1023\" data-end=\"1114\" class=\"\"\u003e📋 \u003cstrong data-start=\"1026\" data-end=\"1049\"\u003eRead fault codes (DTC)\u003c\/strong\u003e – engine-related issues, e.g., misfires, lambda sensor faults\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1115\" data-end=\"1179\" class=\"\"\u003e\n\u003cp data-start=\"1117\" data-end=\"1179\" class=\"\"\u003e🧼 \u003cstrong data-start=\"1120\" data-end=\"1138\"\u003eClear fault codes\u003c\/strong\u003e – turn off the check engine light (MIL) after resolution\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1180\" data-end=\"1255\" class=\"\"\u003e\n\u003cp data-start=\"1182\" data-end=\"1255\" class=\"\"\u003e📊 \u003cstrong data-start=\"1185\" data-end=\"1212\"\u003eDisplay live data in real-time\u003c\/strong\u003e – temp, RPM, airflow, fuel trim, etc.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1256\" data-end=\"1323\" class=\"\"\u003e\n\u003cp data-start=\"1258\" data-end=\"1323\" class=\"\"\u003e🧊 \u003cstrong data-start=\"1261\" data-end=\"1275\"\u003eFreeze frame data\u003c\/strong\u003e – view system status when the fault occurred\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1324\" data-end=\"1392\" class=\"\"\u003e\n\u003cp data-start=\"1326\" data-end=\"1392\" class=\"\"\u003e✅ \u003cstrong data-start=\"1328\" data-end=\"1357\"\u003eCheck I\/M readiness\u003c\/strong\u003e – emission check before inspection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1393\" data-end=\"1457\" class=\"\"\u003e\n\u003cp data-start=\"1395\" data-end=\"1457\" class=\"\"\u003e💨 \u003cstrong data-start=\"1398\" data-end=\"1435\"\u003eTest O2 sensors and EVAP system\u003c\/strong\u003e (on compatible cars)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1459\" data-end=\"1462\" class=\"\"\u003e\n\u003ch2 data-start=\"1464\" data-end=\"1507\" class=\"\"\u003ePopular models – which one should you choose?\u003c\/h2\u003e\n\u003ch3 data-start=\"1509\" data-end=\"1533\" class=\"\"\u003e🔹 \u003cstrong data-start=\"1516\" data-end=\"1533\"\u003eKonnwei KW208\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cul data-start=\"1534\" data-end=\"1713\"\u003e\n\u003cli data-start=\"1534\" data-end=\"1570\" class=\"\"\u003e\n\u003cp data-start=\"1536\" data-end=\"1570\" class=\"\"\u003ePerfect as a first fault code reader\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1571\" data-end=\"1622\" class=\"\"\u003e\n\u003cp data-start=\"1573\" data-end=\"1622\" class=\"\"\u003eMonochrome screen, simple menu, clear DTC interpretation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1623\" data-end=\"1653\" class=\"\"\u003e\n\u003cp data-start=\"1625\" data-end=\"1653\" class=\"\"\u003eCompact, lightweight, and affordable\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1654\" data-end=\"1713\" class=\"\"\u003e\n\u003cp data-start=\"1656\" data-end=\"1713\" class=\"\"\u003eSuitable for all OBD2 cars from 2001 (petrol) \/ 2004 (diesel)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1715\" data-end=\"1739\" class=\"\"\u003e🔹 \u003cstrong data-start=\"1722\" data-end=\"1739\"\u003eKonnwei KW680\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cul data-start=\"1740\" data-end=\"1920\"\u003e\n\u003cli data-start=\"1740\" data-end=\"1768\" class=\"\"\u003e\n\u003cp data-start=\"1742\" data-end=\"1768\" class=\"\"\u003eColor screen with icon menus\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1769\" data-end=\"1811\" class=\"\"\u003e\n\u003cp data-start=\"1771\" data-end=\"1811\" class=\"\"\u003eMore detailed live data and freeze frame data\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1812\" data-end=\"1862\" class=\"\"\u003e\n\u003cp data-start=\"1814\" data-end=\"1862\" class=\"\"\u003eSupport for VIN code reading and vehicle information\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1863\" data-end=\"1920\" class=\"\"\u003e\n\u003cp data-start=\"1865\" data-end=\"1920\" class=\"\"\u003eSuitable for both private and simpler professional use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1922\" data-end=\"1946\" class=\"\"\u003e🔹 \u003cstrong data-start=\"1929\" data-end=\"1946\"\u003eKonnwei KW850\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cul data-start=\"1947\" data-end=\"2139\"\u003e\n\u003cli data-start=\"1947\" data-end=\"1985\" class=\"\"\u003e\n\u003cp data-start=\"1949\" data-end=\"1985\" class=\"\"\u003eAdvanced model with faster chip\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1986\" data-end=\"2043\" class=\"\"\u003e\n\u003cp data-start=\"1988\" data-end=\"2043\" class=\"\"\u003eBattery voltage test, O2 sensor tests, EVAP system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2044\" data-end=\"2094\" class=\"\"\u003e\n\u003cp data-start=\"2046\" data-end=\"2094\" class=\"\"\u003eSupports most EU, US, and Asian vehicles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2095\" data-end=\"2139\" class=\"\"\u003e\n\u003cp data-start=\"2097\" data-end=\"2139\" class=\"\"\u003eStorage of historical data and fast scanning\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2141\" data-end=\"2144\" class=\"\"\u003e\n\u003ch2 data-start=\"2146\" data-end=\"2192\" class=\"\"\u003eWhy choose a Konnwei fault code reader?\u003c\/h2\u003e\n\u003cp data-start=\"2194\" data-end=\"2534\" class=\"\"\u003e✅ \u003cstrong data-start=\"2196\" data-end=\"2232\"\u003eAffordable but powerful tools\u003c\/strong\u003e – more functions than many more expensive models\u003cbr data-start=\"2272\" data-end=\"2275\"\u003e✅ \u003cstrong data-start=\"2277\" data-end=\"2297\"\u003eEasy to use\u003c\/strong\u003e – plug \u0026amp; play, no apps required\u003cbr data-start=\"2329\" data-end=\"2332\"\u003e✅ \u003cstrong data-start=\"2334\" data-end=\"2368\"\u003eCompatible with most cars\u003c\/strong\u003e that comply with the OBD2 standard\u003cbr data-start=\"2395\" data-end=\"2398\"\u003e✅ \u003cstrong data-start=\"2400\" data-end=\"2426\"\u003eFast fault identification\u003c\/strong\u003e – saves time and workshop costs\u003cbr data-start=\"2462\" data-end=\"2465\"\u003e✅ \u003cstrong data-start=\"2467\" data-end=\"2497\"\u003eClear screens and menus\u003c\/strong\u003e – some models with Swedish language support\u003c\/p\u003e\n\u003chr data-start=\"2536\" data-end=\"2539\" class=\"\"\u003e\n\u003ch2 data-start=\"2541\" data-end=\"2558\" class=\"\"\u003eCompatibility\u003c\/h2\u003e\n\u003cp data-start=\"2560\" data-end=\"2573\" class=\"\"\u003e🛠️ Supports:\u003c\/p\u003e\n\u003cul data-start=\"2575\" data-end=\"2838\"\u003e\n\u003cli data-start=\"2575\" data-end=\"2605\" class=\"\"\u003e\n\u003cp data-start=\"2577\" data-end=\"2605\" class=\"\"\u003ePetrol cars from 2001 (EU)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2606\" data-end=\"2636\" class=\"\"\u003e\n\u003cp data-start=\"2608\" data-end=\"2636\" class=\"\"\u003eDiesel cars from 2004 (EU)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2637\" data-end=\"2668\" class=\"\"\u003e\n\u003cp data-start=\"2639\" data-end=\"2668\" class=\"\"\u003eAmerican cars from 1996\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2669\" data-end=\"2838\" class=\"\"\u003e\n\u003cp data-start=\"2671\" data-end=\"2838\" class=\"\"\u003eSupports over 60 brands, including:\u003cbr data-start=\"2706\" data-end=\"2709\"\u003eAudi, BMW, Citroën, Dacia, Fiat, Ford, Honda, Hyundai, Mazda, Mercedes, Nissan, Opel, Peugeot, Renault, Toyota, Volvo, VW, etc.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2840\" data-end=\"2959\" class=\"\"\u003e💡 Note: These units primarily read \u003cstrong data-start=\"2878\" data-end=\"2906\"\u003eengine-related fault codes\u003c\/strong\u003e (ECU). For ABS, SRS, EPB, etc., special tools are required.\u003c\/p\u003e\n\u003chr data-start=\"2961\" data-end=\"2964\" class=\"\"\u003e\n\u003ch2 data-start=\"2966\" data-end=\"3006\" class=\"\"\u003eWho is a Konnwei fault code reader suitable for?\u003c\/h2\u003e\n\u003cp data-start=\"3008\" data-end=\"3352\" class=\"\"\u003e🧰 \u003cstrong data-start=\"3011\" data-end=\"3045\"\u003eCar owners who want to save money\u003c\/strong\u003e – find and fix faults yourself\u003cbr data-start=\"3075\" data-end=\"3078\"\u003e🎓 \u003cstrong data-start=\"3081\" data-end=\"3107\"\u003eBeginners in diagnostics\u003c\/strong\u003e – KW208 is perfect to start with\u003cbr data-start=\"3140\" data-end=\"3143\"\u003e🛠️ \u003cstrong data-start=\"3147\" data-end=\"3163\"\u003eHobby mechanics\u003c\/strong\u003e – KW680 or KW850 provides deeper data\u003cbr data-start=\"3200\" data-end=\"3203\"\u003e👨🔧 \u003cstrong data-start=\"3209\" data-end=\"3237\"\u003eCar dealers \u0026amp; workshops\u003c\/strong\u003e – quick scanning before sale\u003cbr data-start=\"3272\" data-end=\"3275\"\u003e🎁 \u003cstrong data-start=\"3278\" data-end=\"3309\"\u003eGift for car enthusiasts\u003c\/strong\u003e – useful, affordable, and easy to understand\u003c\/p\u003e\n\u003chr data-start=\"3354\" data-end=\"3357\" class=\"\"\u003e\n\u003ch2 data-start=\"3359\" data-end=\"3376\" class=\"\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp data-start=\"3378\" data-end=\"3509\" class=\"\"\u003e\u003cstrong data-start=\"3378\" data-end=\"3409\"\u003eCan I turn off the check engine light?\u003c\/strong\u003e\u003cbr data-start=\"3409\" data-end=\"3412\"\u003eYes – all models can read and clear DTC codes, which turns off the check engine light if the problem is resolved.\u003c\/p\u003e\n\u003cp data-start=\"3511\" data-end=\"3608\" class=\"\"\u003e\u003cstrong data-start=\"3511\" data-end=\"3548\"\u003eDo the readers work with diesel cars?\u003c\/strong\u003e\u003cbr data-start=\"3548\" data-end=\"3551\"\u003eYes – diesel from 2004 onwards according to the EU OBD2 standard.\u003c\/p\u003e\n\u003cp data-start=\"3610\" data-end=\"3728\" class=\"\"\u003e\u003cstrong data-start=\"3610\" data-end=\"3647\"\u003eIs a battery or external power required?\u003c\/strong\u003e\u003cbr data-start=\"3647\" data-end=\"3650\"\u003eNo – all Konnwei readers are powered via the OBD2 socket when connected to the car.\u003c\/p\u003e\n\u003cp data-start=\"3730\" data-end=\"3847\" class=\"\"\u003e\u003cstrong data-start=\"3730\" data-end=\"3769\"\u003eDo you have a Swedish manual or support?\u003c\/strong\u003e\u003cbr data-start=\"3769\" data-end=\"3772\"\u003eWe provide guides in Swedish and are happy to help you via our support.\u003c\/p\u003e\n\u003chr data-start=\"3849\" data-end=\"3852\" class=\"\"\u003e\n\u003ch2 data-start=\"3854\" data-end=\"3904\" class=\"\"\u003eWhy customers choose our Konnwei fault code readers\u003c\/h2\u003e\n\u003cp data-start=\"3906\" data-end=\"4179\" class=\"\"\u003e✅ Only tested, genuine models – no low-quality copies\u003cbr data-start=\"3967\" data-end=\"3970\"\u003e✅ Clear information on functions and car compatibility\u003cbr data-start=\"4026\" data-end=\"4029\"\u003e✅ Fast delivery and easy ordering\u003cbr data-start=\"4067\" data-end=\"4070\"\u003e✅ Support for both technical questions and choosing the right model\u003cbr data-start=\"4127\" data-end=\"4130\"\u003e✅ Suitable for both private and professional use\u003c\/p\u003e\n\u003chr data-start=\"4181\" data-end=\"4184\" class=\"\"\u003e\n\u003ch2 data-start=\"4186\" data-end=\"4236\" class=\"\"\u003eSummary: Simple troubleshooting, quick solution\u003c\/h2\u003e\n\u003cp data-start=\"4238\" data-end=\"4458\" class=\"\"\u003eWith a \u003cstrong data-start=\"4245\" data-end=\"4270\"\u003eKonnwei fault code reader\u003c\/strong\u003e, you get a smart, affordable tool to identify and understand your car's engine problems. Turn off warning lights, monitor sensor data in real-time, and take control of your car – without workshop visits.\u003c\/p\u003e\n\u003cp data-start=\"4460\" data-end=\"4530\" class=\"\"\u003e🚗 \u003cstrong data-start=\"4463\" data-end=\"4530\"\u003ePlug in, read out, fix – with a fault code reader from Konnwei.\u003c\/strong\u003e\u003c\/p\u003e","products":[{"product_id":"konnwei-kw480-obd2-scanner-bmw","title":"KONNWEI KW480 – BMW Full System Scanner + OBD2\/EOBD","description":"\u003c!-- =========================================================\nKONNWEI KW480 – Product Description (HTML, Shopify-ready)\nLast updated: 2025-10-20\n========================================================= --\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c!-- SEO Head (if you have fields for head tags, these can be moved there) --\u003e\n\u003cp\u003e\u003cmeta name=\"description\" content=\"KONNWEI KW480 is a professional BMW scanner with full system support (engine, transmission, ABS, SRS, TPMS, battery, etc.), special functions (oil service reset, battery registration, EPB, SAS, DPF regen, throttle adaptation), and bi-directional test. Also full OBD2 functions for other 12V cars. 2.8” color screen.\"\u003e \u003clink rel=\"canonical\" href=\"https:\/\/www.felkodslasare.se\/products\/konnwei-kw480\"\u003e\u003c\/p\u003e\n\u003c!-- H1 --\u003e\n\u003ch2\u003eKONNWEI KW480 – BMW Full System Scanner + OBD2\/EOBD\u003c\/h2\u003e\n\u003c!-- Short elevator pitch --\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KW480\u003c\/strong\u003e is a \u003cstrong\u003eprofessional BMW diagnostic tool\u003c\/strong\u003e with \u003cem\u003efull system\u003c\/em\u003e (engine, transmission, ABS, SRS, etc.), \u003cstrong\u003ebi-directional test\u003c\/strong\u003e (activations), and \u003cstrong\u003especial functions\u003c\/strong\u003e such as oil service reset, battery registration, EPB, SAS, DPF regeneration, and throttle adaptation. For other OBD2\/EOBD cars, it functions as a complete \u003cstrong\u003eengine scanner\u003c\/strong\u003e (Mode 1–10). 2.8\" color screen, plug-and-play via the OBD2 port.\u003c\/p\u003e\n\u003c!-- Basic Data --\u003e\n\u003csection id=\"grunddata\"\u003e\n\u003ch2\u003eBasic Data\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e KONNWEI KW480 – BMW Full System \u0026amp; OBD2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Full system scanner for BMW + OBD2 scanner for universal cars\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 2.8\" LCD\/TFT color\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDevice Language:\u003c\/strong\u003e English, German, Chinese (selectable as needed)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Power:\u003c\/strong\u003e 8.0–18.0 V via car battery (12 V vehicles)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temp:\u003c\/strong\u003e 0–60 °C (32–140 °F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Temp:\u003c\/strong\u003e −20–70 °C (−4–158 °F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\/Model:\u003c\/strong\u003e KONNWEI KW480\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cem\u003eFill in SKU\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGTIN\/EAN:\u003c\/strong\u003e \u003cem\u003eFill in EAN\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrice:\u003c\/strong\u003e \u003cem\u003eFill in price\u003c\/em\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Quick Highlights --\u003e\n\u003csection id=\"hojdpunkter\"\u003e\n\u003ch2\u003eQuick Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBMW Full System:\u003c\/strong\u003e Read\/clear codes and view data in complete systems such as \u003cem\u003eEngine, Transmission, ABS, SRS\/Airbag, TPMS, Battery, Headlight, Radio\/Video\/Phone, Security, HVAC\u003c\/em\u003e etc. (support varies by model year\/equipment).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecial Functions (BMW):\u003c\/strong\u003e Oil service reset, \u003cem\u003eABS bleed\u003c\/em\u003e, \u003cstrong\u003ebattery registration\u003c\/strong\u003e, EPB, TPMS service, \u003cstrong\u003eSAS reset\u003c\/strong\u003e, \u003cstrong\u003eDPF regeneration\u003c\/strong\u003e, throttle adaptation, service reset according to \u003cem\u003eCBS\u003c\/em\u003e etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBi-directional Test:\u003c\/strong\u003e Activate\/command components and perform calibration\/adaptation after repair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD2\/EOBD for all brands:\u003c\/strong\u003e Mode 1–10 including live data (text\/graph), I\/M readiness, O2 test, EVAP test, component test, VIN\/CIN\/CVN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy to use:\u003c\/strong\u003e Automatic scanner logic, plug-and-play into the OBD2 port.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-language:\u003c\/strong\u003e EN\/DE\/中文.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Compatibility \u0026 Limitations --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility \u0026amp; Limitations\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBMW Full System:\u003c\/strong\u003e Designed for BMW vehicles (Drive\/Chassis\/Driver Assistance\/Body\/Info \u0026amp; Communication\/Seats \u0026amp; Doors\/Air Conditioning etc.). Function coverage depends on model year and control unit variant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOther Brands (OBD2):\u003c\/strong\u003e For other OBD2\/EOBD compliant cars (12 V, USA ~1996→, EU gasoline ~2001→, EU diesel ~2004→, Asia ~2006→) \u003cem\u003eengine diagnostics\u003c\/em\u003e (OBD2) is supported – not full system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocols (OBD2):\u003c\/strong\u003e ISO 9141, KWP2000, SAE J1850 (VPW\/PWM), CAN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 8–18 V (12 V systems). \u003cem\u003eNot 24 V\u003c\/em\u003e truck\/bus.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNote:\u003c\/strong\u003e The source material also mentions “Support system for Mercedes-Benz” – this may refer to a general system list; the \u003cstrong\u003eKW480 is marketed for BMW full system\u003c\/strong\u003e. Contact us if unsure about specific models.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Full Specification --\u003e\n\u003csection id=\"specifikation\"\u003e\n\u003ch2\u003eFull Specification\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eKONNWEI KW480\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDisplay\u003c\/th\u003e\n\u003ctd\u003e2.8\" LCD\/TFT color\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower\u003c\/th\u003e\n\u003ctd\u003e8.0–18.0 V via OBD2 (12 V vehicles)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating\/Storage Temp\u003c\/th\u003e\n\u003ctd\u003e0–60 °C \/ −20–70 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBMW Systems\u003c\/th\u003e\n\u003ctd\u003eEngine, Transmission, ABS, SRS\/Airbag, TPMS, Battery, Headlight, Radio\/Video\/Phone, Security, HVAC etc.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOBD2 Modes\u003c\/th\u003e\n\u003ctd\u003e10 modes including DTC, Freeze Frame, Live Data (text\/graph), I\/M, O2, EVAP, Component Test, VIN\/CIN\/CVN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecial Functions (BMW)\u003c\/th\u003e\n\u003ctd\u003eOil Service Reset, ABS Bleed, Battery Registration, EPB, TPMS Service, SAS Reset, DPF Regeneration, Throttle Adaptation, CBS-based Service Reset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBi-directional\u003c\/th\u003e\n\u003ctd\u003eActivations\/commands, calibration\/adaptation after repair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLanguages\u003c\/th\u003e\n\u003ctd\u003eEnglish, German, Chinese\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProtocols (OBD2)\u003c\/th\u003e\n\u003ctd\u003eISO 9141, KWP2000, SAE J1850 VPW\/PWM, CAN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003c!-- Functions in Detail --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFunctions in Detail\u003c\/h2\u003e\n\u003ch3\u003eBMW – Full System \u0026amp; Special Functions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Diagnostics:\u003c\/strong\u003e Read\/clear fault codes, view live data\/version info in powertrain, chassis, driver assistance, body, infotainment\/communication, seats\/doors, AC etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService \u0026amp; Reset:\u003c\/strong\u003e Oil service reset, \u003cem\u003eCBS\u003c\/em\u003e-based service resets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eABS\/SRS:\u003c\/strong\u003e Fault code reading and \u003cstrong\u003eABS bleed\u003c\/strong\u003e where supported.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e \u003cstrong\u003eBattery registration\u003c\/strong\u003e after replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEPB\/TPMS\/SAS:\u003c\/strong\u003e EPB service, TPMS service, \u003cstrong\u003eSAS reset\u003c\/strong\u003e (steering angle sensor).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmissions\/Filtering:\u003c\/strong\u003e \u003cstrong\u003eDPF regeneration\u003c\/strong\u003e (diesel) when supported.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdaptation:\u003c\/strong\u003e Throttle body\/plate adaptation, other component adaptations when supported.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBi-directional:\u003c\/strong\u003e Activate\/control components (valves, pumps, actuators) for quick troubleshooting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOBD2\/EOBD – All Brands (Engine)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRetrieves generic (P0, P2, P3, U0) and manufacturer-specific (P1, P3, U1) codes as well as pending.\u003c\/li\u003e\n\u003cli\u003eDisplays DTC definitions on screen, resets monitors, and turns off the \u003cstrong\u003eMIL\u003c\/strong\u003e after correction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze frame\u003c\/strong\u003e, \u003cstrong\u003eI\/M readiness\u003c\/strong\u003e, live data in text\/graph.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2 sensor test\u003c\/strong\u003e, \u003cstrong\u003eEVAP test\u003c\/strong\u003e and \u003cstrong\u003eComponent Test\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eRetrieves \u003cstrong\u003eVIN\/CIN\/CVN\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Usage \/ Quick Start --\u003e\n\u003csection id=\"snabbstart\"\u003e\n\u003ch2\u003eQuick Start\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eConnect the \u003cstrong\u003eKW480\u003c\/strong\u003e to the car's \u003cstrong\u003eOBD2 port\u003c\/strong\u003e (often under the dashboard).\u003c\/li\u003e\n\u003cli\u003eTurn the ignition to \u003cem\u003eON\u003c\/em\u003e. Select \u003cstrong\u003eBMW\u003c\/strong\u003e or \u003cstrong\u003eOBD2\u003c\/strong\u003e in the menu.\u003c\/li\u003e\n\u003cli\u003eRun auto scan or select model manually; read codes\/live data, perform necessary special functions.\u003c\/li\u003e\n\u003cli\u003eAddress the cause, \u003cstrong\u003eclear codes\u003c\/strong\u003e, test drive, and check status (I\/M or system status).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eSafety:\u003c\/strong\u003e Do not clear fault codes without addressing the underlying problem. Intended for \u003cstrong\u003e12 V\u003c\/strong\u003e vehicles (not 24 V).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Legal \u0026 Terms --\u003e\n\u003csection id=\"juridik\"\u003e\n\u003ch2\u003eLegal \u0026amp; Terms\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e Coverage varies by model year\/market\/control unit. No scanner supports all functions on all cars.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e \u003cem\u003eRefer to the manufacturer's documentation for CE\/RoHS and local requirements.\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReturns\/Warranty:\u003c\/strong\u003e See store's terms and stock status.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SEO \u0026 Media --\u003e\n\u003csection id=\"seo-media\"\u003e\n\u003ch2\u003eSEO \u0026amp; Media\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeta Title:\u003c\/strong\u003e KONNWEI KW480 – BMW Full System \u0026amp; OBD2 Scanner\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeta Description:\u003c\/strong\u003e BMW diagnostic tool with full system, special functions (EPB, SAS, DPF, battery reg, oil service), bi-directional test and full OBD2 modes for other cars.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeywords (ex.):\u003c\/strong\u003e konnwei kw480, bmw full system scanner, bmw abs srs epb sas, dpf regeneration, battery registration, bidirectional, obd2 mode 6 mode 8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImage Recommendation:\u003c\/strong\u003e At least 1000 px; front\/back\/ports; screenshots of special functions (SAS\/EPB\/DPF) and bi-directional activations. WebP\/ALT texts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFAQ – Frequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes the KW480 have full system coverage for all BMW models?\u003c\/summary\u003e\n\u003cp\u003eSupport depends on model year\/control unit\/market. Contact us with the year of registration and model, and we will help verify specific functions.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I perform ABS bleeding and SAS reset?\u003c\/summary\u003e\n\u003cp\u003eYes, where the vehicle supports it. The KW480 offers ABS bleed and SAS reset among its special functions.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes the tool support battery registration after battery replacement?\u003c\/summary\u003e\n\u003cp\u003eYes, battery registration (battery register) is included for BMW where supported.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat does bi-directional test mean?\u003c\/summary\u003e\n\u003cp\u003eYou can activate\/control components (valves, pumps, actuators) to verify function or perform calibration\/adaptation after repair.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eDoes the KW480 work on other car brands?\u003c\/summary\u003e\n\u003cp\u003eYes, as an \u003cstrong\u003eOBD2 engine diagnostic tool\u003c\/strong\u003e with full OBD2 modes (Mode 1–10). Full system primarily applies to BMW.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I turn off the check engine light (MIL)?\u003c\/summary\u003e\n\u003cp\u003eYes, after the fault has been corrected, codes can be cleared and monitors reset.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhich OBD2 protocols are supported?\u003c\/summary\u003e\n\u003cp\u003eISO 9141, KWP2000, SAE J1850 (VPW\/PWM) and CAN.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes the tool require a separate power supply?\u003c\/summary\u003e\n\u003cp\u003eNo, the unit is powered via the OBD2 port (8–18 V, 12 V vehicles).\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003c!-- Structured data (JSON-LD) --\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177153581324,"sku":"FEL-KW480","price":869.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/konnwei-kw480-bmw-fullsystem-scanner-obd2eobd-2974928.jpg?v=1771872686"},{"product_id":"konnwei-kw450-obd2-scanner-vw-audi","title":"KONNWEI KW450 – Full System Scanner for VAG + OBD2\/EOBD","description":"\u003cdiv class=\"product-copy\" lang=\"sv\"\u003e\n\u003c!-- Kortversion (200–300 ord) --\u003e\n\u003csection id=\"sammanfattning-kort\"\u003e\n\u003cp\u003e\u003cstrong\u003eOriginal KONNWEI KW450\u003c\/strong\u003e is a \u003cem\u003efull-system scanner\u003c\/em\u003e for the VAG group – \u003cstrong\u003eVolkswagen, Audi, Škoda, SEAT\u003c\/strong\u003e (as well as selected \u003cstrong\u003eBentley\u003c\/strong\u003e) – with support for ABS, SRS\/airbag, EPB, SAS (steering angle sensor), transmission, instrument cluster, comfort\/CAN gateway, battery functions (BAT\/battery matching) and much more. It works on \u003cstrong\u003e12V\u003c\/strong\u003e OBD2\/EOBD vehicles and combines \u003cem\u003ebrand-specific VAG diagnostics\u003c\/em\u003e with \u003cem\u003egeneral OBD2 engine diagnostics\u003c\/em\u003e for virtually all OBD2 cars (1996→ USA; ≈2001 petrol\/≈2004 diesel in EU).\u003c\/p\u003e\n\u003cp\u003eThe KW450 supports VAG protocols \u003cstrong\u003eKWP\u003c\/strong\u003e, \u003cstrong\u003eTP-CAN\u003c\/strong\u003e and \u003cstrong\u003eUDS\u003c\/strong\u003e as well as all common OBD protocols (VPW, PWM, ISO, KWP2000, CAN). With a \u003cstrong\u003e2.8″ TFT color screen\u003c\/strong\u003e, fault codes are displayed with explanations, live data in text\/graph, freeze-frame, I\/M readiness and VIN\/CIN\/CVN. Vehicle systems such as \u003cem\u003eABS brakes, automatic transmission, SRS\/airbag, EPB service, oil service reset, SAS calibration, central locking, HVAC\u003c\/em\u003e and more can be scanned, read and cleared – and in many cases also serviced via reset\/adaptation according to the support in each control unit.\u003c\/p\u003e\n\u003cp\u003eThe device is \u003cem\u003eportable, fast and easy to use\u003c\/em\u003e with a multilingual menu (EN\/DE\/ES\/RU\/PL and others). As an OBD2 reader for other brands, the KW450 can read\/clear engine codes, turn off MIL, display live data, and run O2\/EVAP\/component tests. \u003cstrong\u003eCE\/RoHS\u003c\/strong\u003e certification, low power consumption (~0.77W) and robust construction make the KW450 an \u003cem\u003eaffordable tool\u003c\/em\u003e for both enthusiasts and workshops primarily working with VAG but also wanting a competent OBD2 engine reader for other cars.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- H1 med huvudnyckelord --\u003e\n\u003ch2 id=\"top\"\u003eKONNWEI KW450 – Full System VAG Fault Code Reader (VW\/Audi\/Škoda\/SEAT\/Bentley) + OBD2 Engine Diagnostics\u003c\/h2\u003e\n\u003c!-- Innehållsförteckning \/ ankarlänkar --\u003e\u003cnav aria-label=\"Innehåll\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFunctions \u0026amp; Applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#fordelar\"\u003eAdvantages\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; Step-by-Step\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; Advice\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#ansvar\"\u003eDisclaimer \u0026amp; Notes\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning-lang\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/nav\u003e\u003c!-- Introduktion --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKW450\u003c\/strong\u003e is a dedicated \u003cem\u003eVAG scanner\u003c\/em\u003e that covers the entire system flora in VW group vehicles: engine, automatic transmission, ABS\/ESP, airbag (SRS), EPB, instrument cluster, comfort\/central locking, steering angle (SAS), HVAC, CAN gateway, immobilizer\/key (basic functions), AUX heater, etc. In addition, it functions as an \u003cem\u003eOBD2\/EOBD scanner\u003c\/em\u003e for engine\/emissions on other car brands. The unit is small, light, and fast to use – perfect as a \u003cstrong\u003eprimary VAG tool\u003c\/strong\u003e or as a complement in a broader toolbox.\u003c\/p\u003e\n\u003cp\u003eThanks to its support for \u003cstrong\u003eKWP\u003c\/strong\u003e (older K-line), \u003cstrong\u003eTP-CAN\u003c\/strong\u003e (Transport Protocol CAN), and \u003cstrong\u003eUDS\u003c\/strong\u003e (Unified Diagnostic Services), the KW450 can access both older and newer VAG models. For non-VAG vehicles, it handles all 10 OBD modes (Mode $01–$0A), providing complete engine diagnostics with live data, readiness, sensor and EVAP tests, fault code reading\/erasing, and MIL reset.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Specifikationer --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW450 (Original)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Digital Car Scanner \/ Full System VAG + OBD2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Voltage:\u003c\/strong\u003e 12V OBD2\/EOBD vehicles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e ≈ \u003cstrong\u003e0.77W\u003c\/strong\u003e (low energy consumption)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e \u003cstrong\u003e2.8″ TFT\u003c\/strong\u003e color display (readable in workshop environment)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVAG Protocols:\u003c\/strong\u003e KWP, TP-CAN, UDS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD Protocols:\u003c\/strong\u003e VPW, PWM, ISO, KWP2000, CAN (ISO 15765-4)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages (menu):\u003c\/strong\u003e English, German, Spanish, Russian, Polish (and other variants depending on batch)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, RoHS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Brands:\u003c\/strong\u003e VW, Audi, Škoda, SEAT (and selected Bentley on VAG platform)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Type:\u003c\/strong\u003e Full System Car Code Reader for VAG\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturing:\u003c\/strong\u003e Guangdong, China\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCore Functions (overview)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull System Diagnosis for VAG:\u003c\/strong\u003e \u0026gt;100 functions, system scanning and special functions (EPB, SAS, oil service, etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD2\/EOBD Engine:\u003c\/strong\u003e Read\/clear codes, MIL reset, live data in text\/graph, freeze-frame, readiness, O2\/EVAP\/component test.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDTC Explanations:\u003c\/strong\u003e fault code definitions are shown directly on the screen.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast \u0026amp; Portable:\u003c\/strong\u003e compact, intuitive and economical – perfect for car owners and workshops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScreenshot\/Report (via PC):\u003c\/strong\u003e save and print (support varies with software version).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Funktioner \u0026 användningsområden --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFunctions \u0026amp; Applications\u003c\/h2\u003e\n\u003ch3\u003eFull System VAG (brand-specific diagnostics)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine\/PCM:\u003c\/strong\u003e fault codes, live data, readiness, adaptations\/basic settings (depending on ECU).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic Transmission\/TCM:\u003c\/strong\u003e read\/clear codes, live data, temperature, shift status.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eABS\/ESP:\u003c\/strong\u003e fault codes and live data (wheel speed, brake pressure, longitudinal\/g sensors).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSRS\/Airbag:\u003c\/strong\u003e fault code reading\/clearing, sensor data (e.g., seat belt and crash sensors) – observe safety procedures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEPB (Electronic Parking Brake):\u003c\/strong\u003e service mode for pad replacement, resets, and basic settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSAS (Steering Angle Sensor):\u003c\/strong\u003e calibration after wheel alignment\/intervention.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService\/Oil:\u003c\/strong\u003e \u003cem\u003eOil Service Reset\u003c\/em\u003e according to the vehicle's logic (mileage\/time).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBAT (Battery):\u003c\/strong\u003e battery matching\/registration (support varies by model\/year).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHVAC:\u003c\/strong\u003e troubleshooting climate\/ACC, flap motors, and sensor values.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGateway\/Comfort:\u003c\/strong\u003e system overview via CAN gateway, central locking\/comfort modules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstrument\/Cluster:\u003c\/strong\u003e fault codes, live data (tachometer, temp, level sensors – as supported).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImmobilizer\/Key:\u003c\/strong\u003e basic reading\/clearing of faults – \u003cem\u003enot advanced adaptations\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThrottle adaptation:\u003c\/strong\u003e throttle body\/idle adaptation (depending on ECU).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOBD2\/EOBD (all brands – engine\/emissions)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eReads generic (P0, P2, P3, U0) and manufacturer-specific (P1, P3, U1) codes.\u003c\/li\u003e\n\u003cli\u003eTurns off \u003cem\u003eMIL\/Check Engine\u003c\/em\u003e, clears codes, and resets monitors.\u003c\/li\u003e\n\u003cli\u003eDisplays \u003cstrong\u003eDTC definitions\u003c\/strong\u003e directly on the screen.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze-frame\u003c\/strong\u003e, \u003cstrong\u003eI\/M-readiness\u003c\/strong\u003e (emissions monitors).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive-data\u003c\/strong\u003e in text and graph (MAF, MAP, O2, STFT\/LTFT, ECT, RPM, VSS, etc.).\u003c\/li\u003e\n\u003cli\u003eVIN\/CIN\/CVN (Mode $09), \u003cstrong\u003eO2 test\u003c\/strong\u003e, \u003cstrong\u003eEVAP test\u003c\/strong\u003e, \u003cstrong\u003ecomponent test\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eSupports 10 OBD modes (Mode $01–$0A).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Fördelar --\u003e\n\u003csection id=\"fordelar\"\u003e\n\u003ch2\u003eAdvantages – Six Reasons to Choose the KW450\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; portable:\u003c\/strong\u003e small, light, portable – perfect for the glove compartment or tool cart.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic system scanning:\u003c\/strong\u003e quick access, simple menu – time-efficient troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultilingual menu:\u003c\/strong\u003e including English, German, Spanish, Russian, and Polish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEconomical \u0026amp; practical:\u003c\/strong\u003e a lot of VAG functionality for the money.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u0026gt;100 VAG functions:\u003c\/strong\u003e broad system coverage including EPB, SAS, BAT, service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast data acquisition:\u003c\/strong\u003e short start-up\/scan time, clear 2.8″ color screen.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMore related products can be found in our internal categories: \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/obd2-felkodslasare\" rel=\"noopener\"\u003eOBD2 Fault Code Readers\u003c\/a\u003e and \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/obd2-kablar-adaptrar\" rel=\"noopener\"\u003eOBD Cables \u0026amp; Adapters\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Kompatibilitet --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eVAG Full System:\u003c\/strong\u003e VW, Audi, Škoda, SEAT (as well as certain Bentley on VAG platform) with KWP\/K-line, TP-CAN and UDS. Feature coverage varies with \u003cem\u003emodel\/year\/installed ECU\u003c\/em\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOBD2\/EOBD Engine (all brands):\u003c\/strong\u003e USA 1996→, EU petrol ≈ 2001→, EU diesel ≈ 2004→ (exceptions may occur). Supports VPW, PWM, ISO, KWP2000 and CAN.\u003c\/p\u003e\n\u003ctable role=\"table\" aria-label=\"Protokoll \u0026amp; årtal (översikt)\" style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #e5e7eb; padding: .5rem;\"\u003ePlatform\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #e5e7eb; padding: .5rem;\"\u003eProtocol\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #e5e7eb; padding: .5rem;\"\u003eExample\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #e5e7eb; padding: .5rem;\"\u003eNote\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: .5rem;\"\u003eOlder VAG\u003c\/td\u003e\n\u003ctd style=\"padding: .5rem;\"\u003eKWP\/K-line\u003c\/td\u003e\n\u003ctd style=\"padding: .5rem;\"\u003eGolf IV, A4 B5\u003c\/td\u003e\n\u003ctd style=\"padding: .5rem;\"\u003eBasic\/service functions according to ECU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: .5rem;\"\u003eVAG CAN\u003c\/td\u003e\n\u003ctd style=\"padding: .5rem;\"\u003eTP-CAN\u003c\/td\u003e\n\u003ctd style=\"padding: .5rem;\"\u003eGolf V\/VI, A3 8P, Octavia II\u003c\/td\u003e\n\u003ctd style=\"padding: .5rem;\"\u003eBroad system coverage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: .5rem;\"\u003eNewer VAG\u003c\/td\u003e\n\u003ctd style=\"padding: .5rem;\"\u003eUDS\u003c\/td\u003e\n\u003ctd style=\"padding: .5rem;\"\u003eMQB, MLB etc.\u003c\/td\u003e\n\u003ctd style=\"padding: .5rem;\"\u003eExtended services where supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: .5rem;\"\u003eOther brands\u003c\/td\u003e\n\u003ctd style=\"padding: .5rem;\"\u003eOBD-II\u003c\/td\u003e\n\u003ctd style=\"padding: .5rem;\"\u003eEngine\/emissions\u003c\/td\u003e\n\u003ctd style=\"padding: .5rem;\"\u003eOBD2 engine only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003c!-- Manual \u0026 steg-för-steg --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; Step-by-Step 🔧\u003c\/h2\u003e\n\u003ch3\u003ePreparation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHave the vehicle's ignition key available. Turn \u003cem\u003eignition on\u003c\/em\u003e when the scanner requests it.\u003c\/li\u003e\n\u003cli\u003eLocate the OBD socket (usually under the dashboard on the driver's side).\u003c\/li\u003e\n\u003cli\u003eStabilize battery voltage (charger recommended for long sessions).\u003c\/li\u003e\n\u003cli\u003eFor EPB\/service\/SAS – always follow the vehicle's safety procedures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eQuick Start – VAG Full System\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect the KW450 to the car's OBD socket. Wait until the device starts.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eVAG\u003c\/strong\u003e in the main menu → select \u003cem\u003emake\/model\u003c\/em\u003e or \u003cem\u003eAuto-scan\u003c\/em\u003e if available.\u003c\/li\u003e\n\u003cli\u003eA module list (ECU) is displayed: Engine, ABS, Airbag, EPB, Instrument Cluster, Gateway, HVAC, Comfort, etc.\u003c\/li\u003e\n\u003cli\u003eSelect ECU → \u003cem\u003eRead Codes\u003c\/em\u003e (read faults) → \u003cem\u003eLive Data\u003c\/em\u003e (if needed) → \u003cem\u003eClear Codes\u003c\/em\u003e after action.\u003c\/li\u003e\n\u003cli\u003eSave the report if necessary (PC\/print supported depending on software version).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eOBD2 (all brands – engine)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eOBDII\/EOBD\u003c\/strong\u003e in the main menu.\u003c\/li\u003e\n\u003cli\u003eThe tool identifies protocols (KWP\/CAN\/ISO, etc.).\u003c\/li\u003e\n\u003cli\u003eUse \u003cem\u003eRead\/Erase Codes\u003c\/em\u003e, \u003cem\u003eLive Data\u003c\/em\u003e, \u003cem\u003eFreeze-frame\u003c\/em\u003e, \u003cem\u003eI\/M Readiness\u003c\/em\u003e, \u003cem\u003eO2\/EVAP\/Component Test\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003eTurn off \u003cstrong\u003eMIL\u003c\/strong\u003e after the fault has been rectified and run a drive cycle to get monitors \"Ready\".\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eSpecial Functions (VAG – examples)\u003c\/h3\u003e\n\u003ch4\u003eEPB service (pad replacement)\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cem\u003eEPB\/Service\u003c\/em\u003e → \u003cem\u003eService position\u003c\/em\u003e (place servomotors in service mode).\u003c\/li\u003e\n\u003cli\u003eReplace pads according to OEM. Check piston\/caliper.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cem\u003eClose\/Initialize\u003c\/em\u003e for reset and leak test the system.\u003c\/li\u003e\n\u003cli\u003eClear any fault codes, test brake\/EPB.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch4\u003eOil service reset\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cem\u003eService\/Oil\u003c\/em\u003e → model\/year.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cem\u003eReset oil interval\u003c\/em\u003e (mileage\/time) according to the car's menu.\u003c\/li\u003e\n\u003cli\u003eVerify in the instrument cluster.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch4\u003eSAS calibration (steering angle)\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eStraight wheels, straight steering wheel, flat surface.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cem\u003eSAS\/Steering Angle\u003c\/em\u003e → \u003cem\u003eBasic setting\/Calibrate\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003eFollow instructions; finish with a short test drive and check ABS\/ESP lights.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch4\u003eBAT\/battery matching\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eAfter battery replacement: select \u003cem\u003eBattery\/BAT\u003c\/em\u003e in the menu.\u003c\/li\u003e\n\u003cli\u003eEnter battery data if ECU requires (capacity\/type\/serial number according to brand).\u003c\/li\u003e\n\u003cli\u003eRegister and verify that charging strategy is updated.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch4\u003eThrottle adaptation (throttle body)\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eEnsure clean throttle body channel and correct battery voltage.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cem\u003eThrottle adaptation\u003c\/em\u003e → \u003cem\u003eBasic setting\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003eFollow on-screen instructions; check idle after.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eTroubleshooting\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo ECU connection:\u003c\/strong\u003e check OBD fuse, ignition, battery voltage, and aftermarket alarm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCleared code reappears:\u003c\/strong\u003e underlying cause persists – read live data\/freeze-frame, fix the fault, perform a drive cycle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService function missing:\u003c\/strong\u003e not supported in selected ECU\/year – use manual menu in cluster or OEM procedure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUDS modules not visible:\u003c\/strong\u003e select correct model year\/platform, update firmware if available.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Tips \u0026 råd --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Advice 💡\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave reports\u003c\/strong\u003e before clearing – valuable for recurring faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze-frame\u003c\/strong\u003e shows the conditions when the code was set (RPM, load, temp).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M-readiness:\u003c\/strong\u003e run a proper drive-cycle after MIL-reset before inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSAS\/ESP:\u003c\/strong\u003e calibrate SAS after wheel alignment or removed steering wheel\/hub.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEPB:\u003c\/strong\u003e always put the system in service mode for pad replacement to avoid damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery replacement:\u003c\/strong\u003e register new battery (BAT) on cars where the ECU uses a charging strategy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCAN-gateway:\u003c\/strong\u003e check installed list\/coding if modules have been replaced (reading info is often possible).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable voltage:\u003c\/strong\u003e use a support charger for long sessions or basic settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD2 on other brands:\u003c\/strong\u003e live data and EVAP\/O2 tests help track emission-related faults quickly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003eDoes the KW450 work on my VAG car?\u003c\/h3\u003e\n\u003cp\u003eYes, in most cases. Support and functions depend on model\/year\/ECU (K-line, CAN, UDS).\u003c\/p\u003e\n\u003ch3\u003eCan I use the KW450 on other brands?\u003c\/h3\u003e\n\u003cp\u003eYes, as an \u003cstrong\u003eOBD2 engine reader\u003c\/strong\u003e (read\/clear engine codes, MIL, live data, O2\/EVAP\/component test).\u003c\/p\u003e\n\u003ch3\u003eDoes the KW450 have ABS\/SRS for brands other than VAG?\u003c\/h3\u003e\n\u003cp\u003eNo, full system is \u003cstrong\u003ebrand-specific for VAG\u003c\/strong\u003e. For other brands – engine via OBD2.\u003c\/p\u003e\n\u003ch3\u003eDoes the KW450 support EPB service?\u003c\/h3\u003e\n\u003cp\u003eYes, on supported VAG models: open\/close service mode, reset, and perform basic settings.\u003c\/p\u003e\n\u003ch3\u003eCan I do SAS calibration?\u003c\/h3\u003e\n\u003cp\u003eYes, where the ECU supports it (VAG). Follow on-screen instructions.\u003c\/p\u003e\n\u003ch3\u003eWhat does BAT\/battery matching mean?\u003c\/h3\u003e\n\u003cp\u003eRegistering a new battery in the car's energy management so that the charging strategy is adapted.\u003c\/p\u003e\n\u003ch3\u003eDoes the tool display live data in graph form?\u003c\/h3\u003e\n\u003cp\u003eYes, both text and graph (PCM\/OBD2). In VAG ECUs, live data is displayed according to ECU support.\u003c\/p\u003e\n\u003ch3\u003eCan I reset the oil service light?\u003c\/h3\u003e\n\u003cp\u003eYes, \u003cem\u003eOil Service Reset\u003c\/em\u003e is supported on many VAG models. Alternatively via the car's menu.\u003c\/p\u003e\n\u003ch3\u003eDoes it have DTC explanations?\u003c\/h3\u003e\n\u003cp\u003eYes, fault code definitions are shown on the 2.8″ screen without needing to search online.\u003c\/p\u003e\n\u003ch3\u003eWhich languages are available?\u003c\/h3\u003e\n\u003cp\u003eIncluding English, German, Spanish, Russian, and Polish.\u003c\/p\u003e\n\u003ch3\u003eWhat is required for an EVAP test?\u003c\/h3\u003e\n\u003cp\u003eEVAP is an OBD2 engine function. Follow the tool's instructions; some vehicles only run certain tests under specific conditions.\u003c\/p\u003e\n\u003ch3\u003eCan I read VIN\/CIN\/CVN?\u003c\/h3\u003e\n\u003cp\u003eYes, via Mode $09 (OBD2) and in VAG modules where supported.\u003c\/p\u003e\n\u003ch3\u003eWhy can't I perform a certain VAG function?\u003c\/h3\u003e\n\u003cp\u003eThe ECU likely lacks support for the function or requires an OEM procedure. Check model\/year and ECU capability.\u003c\/p\u003e\n\u003ch3\u003eIs the KW450 the same as OEM tools (ODIS\/VCDS level)?\u003c\/h3\u003e\n\u003cp\u003eNo. The KW450 is an \u003cem\u003eaffordable universal scanner for VAG\u003c\/em\u003e with many functions, but it does not replace complete OEM solutions.\u003c\/p\u003e\n\u003ch3\u003eCan I damage the car by clearing codes?\u003c\/h3\u003e\n\u003cp\u003eClearing codes is safe, but it resets monitors and history. Document before clearing.\u003c\/p\u003e\n\u003ch3\u003eDoes it work on Bentley?\u003c\/h3\u003e\n\u003cp\u003eOn \u003cem\u003eselected\u003c\/em\u003e Bentley models that share the VAG platform, functions may work. Coverage varies greatly – verify per vehicle.\u003c\/p\u003e\n\u003ch3\u003eDo I need internet?\u003c\/h3\u003e\n\u003cp\u003eNo for diagnostics. Internet is only required for any PC updates\/prints (depending on the software).\u003c\/p\u003e\n\u003ch3\u003eCan I update the device?\u003c\/h3\u003e\n\u003cp\u003eYes, lifetime updates via PC (according to KONNWEI's tool software, support may vary).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Förpackningsinnehåll --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents 📦\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW450 main unit (2.8″ TFT)\u003c\/li\u003e\n\u003cli\u003e1 × OBD connection cable\u003c\/li\u003e\n\u003cli\u003e1 × USB cable (for PC\/updates – if applicable)\u003c\/li\u003e\n\u003cli\u003e1 × Quick manual\/user guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote!\u003c\/em\u003e Actual contents may vary per batch\/market. See label\/manual included with your unit.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Ansvar \u0026 notiser --\u003e\n\u003csection id=\"ansvar\"\u003e\n\u003ch2\u003eDisclaimer \u0026amp; Important Notes ⚠️\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFunction coverage depends on the vehicle's ECU, year, and protocol (K-line\/CAN\/UDS).\u003c\/li\u003e\n\u003cli\u003eCertain service\/adaptation routines may require OEM tools or the workshop menu in the instrument cluster.\u003c\/li\u003e\n\u003cli\u003eOBD2 functions outside VAG only apply to \u003cstrong\u003eengine\/emissions\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eAlways follow safety procedures for SRS\/airbag, EPB, and high-voltage components.\u003c\/li\u003e\n\u003cli\u003eSpecifications may change without prior notice. Images\/menus may differ.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Lång sammanfattning --\u003e\n\u003csection id=\"sammanfattning-lang\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eOriginal KONNWEI KW450\u003c\/strong\u003e offers \u003cem\u003ebrand depth for VAG\u003c\/em\u003e and \u003cem\u003eOBD2 breadth for all brands\u003c\/em\u003e in a compact, easy-to-use package. With support for KWP\/TP-CAN\/UDS, you can access everything from older K-line cars to modern CAN\/UDS platforms. You can read and clear fault codes in ABS, SRS, transmission, comfort, and HVAC, perform EPB service, SAS calibration, oil service reset, and (where supported) battery matching – all while having full OBD2 engine diagnostics for other cars in the garage. The colorful 2.8″ screen, DTC explanations, and live data in text\/graph make troubleshooting quick, and the low power consumption and CE\/RoHS certification ensure reliable everyday use. If you're looking for an \u003cstrong\u003eaffordable VAG scanner\u003c\/strong\u003e that also functions as a competent OBD2 reader – then the KW450 is a strong choice.\u003c\/p\u003e\n\u003cp\u003eBuild on this with internal categories for \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/obd2-felkodslasare\" rel=\"noopener\"\u003eOBD2 Fault Code Readers\u003c\/a\u003e and \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/obd2-kablar-adaptrar\" rel=\"noopener\"\u003eOBD Cables \u0026amp; Adapters\u003c\/a\u003e to complement your diagnostic setup.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"#top\" aria-label=\"Tillbaka till toppen\"\u003eBack to top ↑\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\u003cp\u003e\u003csmall\u003eSenast uppdaterad: 15 november 2025\u003c\/small\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177154007308,"sku":"FEL-KW450","price":869.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/konnwei-kw450-fullsystemscanner-for-vag-obd2eobd-9454923.jpg?v=1771872864"},{"product_id":"konnwei-kw860-obd-obd2-scanner","title":"KONNWEI KW860 OBD2 Fault Code Reader – Auto Scanner \u0026 Code Reader","description":"\u003c!-- =========================================================\nKONNWEI KW860 – Product Description (HTML, Shopify-ready)\nLast updated: 2025-10-20\n========================================================= --\u003e\u003c!-- SEO Head (can be pasted into the \"head\" field if you use it there,\n   otherwise you can leave it here – Shopify ignores HTML comments) --\u003e\u003c!-- H1 --\u003e\n\u003ch2\u003eKONNWEI KW860 OBD2 Fault Code Reader – Auto Scanner \u0026amp; Code Reader\u003c\/h2\u003e\n\u003c!-- Short elevator pitch --\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW860\u003c\/strong\u003e is a robust, standalone \u003cem\u003eOBD2\/EOBD\u003c\/em\u003e scanner for \u003cstrong\u003eengine systems\u003c\/strong\u003e that quickly reads and clears fault codes, displays \u003cem\u003elive data\u003c\/em\u003e (graph \u0026amp; text), \u003cem\u003eI\/M readiness\u003c\/em\u003e, \u003cem\u003eO2 sensor test\u003c\/em\u003e, \u003cem\u003eEVAP test\u003c\/em\u003e, and \u003cem\u003eon-board monitors\u003c\/em\u003e. The 2.8\" color screen with quick menus and the unique \u003cstrong\u003e“i” button\u003c\/strong\u003e provides direct troubleshooting suggestions based on a lookup database of \u003cstrong\u003e23,000+\u003c\/strong\u003e generic code definitions.\u003c\/p\u003e\n\u003c!-- Basic data --\u003e\n\u003csection id=\"grunddata\"\u003e\n\u003ch2\u003eBasic Data\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e KONNWEI KW860 – OBD2\/EOBD Fault Code Reader for Engine Systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cem\u003eFill in SKU\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGTIN\/EAN:\u003c\/strong\u003e \u003cem\u003eFill in EAN\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrice:\u003c\/strong\u003e \u003cem\u003eFill in price\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDevice Language:\u003c\/strong\u003e English, German\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 2.8\" TFT color screen, built-in speaker\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Quick highlights --\u003e\n\u003csection id=\"hojdpunkter\"\u003e\n\u003ch2\u003eQuick Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e OBD2\/EOBD cars (12V) – US ~1996→, EU petrol ~2001→, EU diesel ~2004→, Asia ~2006→ (see limitations below).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKey Features:\u003c\/strong\u003e Read\/clear DTC, live data (graph \u0026amp; text), freeze frame, I\/M readiness, O2 test, EVAP test, Mode 6, on-board monitors, VIN\/CIN\/CVN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal-time Analysis:\u003c\/strong\u003e Display up to \u003cstrong\u003e4 sensors\u003c\/strong\u003e simultaneously in graph for easier troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e“i” Button:\u003c\/strong\u003e Direct troubleshooting help and explanations where the \u003cem\u003e“i” icon\u003c\/em\u003e is displayed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge Code Database:\u003c\/strong\u003e 23,000+ generic code definitions for faster diagnosis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdates:\u003c\/strong\u003e Lifetime \u003cem\u003efree\u003c\/em\u003e online updates via Windows (according to manufacturer).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy to Use:\u003c\/strong\u003e No app required, no extra battery – plug into the OBD port and go.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Compatibility \u0026 limitations --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility \u0026amp; Limitations\u003c\/h2\u003e\n\u003cp\u003eThe KW860 is designed for \u003cstrong\u003e12V\u003c\/strong\u003e petrol and diesel cars that comply with the OBD2\/EOBD standard.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegion\/Year (guidelines):\u003c\/strong\u003e US ~1996→, EU petrol ~2001→, EU diesel ~2004→, Asia ~2006→.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExceptions:\u003c\/strong\u003e Does \u003cem\u003enot\u003c\/em\u003e support 24V trucks, and \u003cem\u003enot\u003c\/em\u003e JOBD-only vehicles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNote! (according to supplier):\u003c\/strong\u003e Russian cars before 2012 (e.g., VAZ\/UAZ\/LADA) are not supported. For \u003cstrong\u003eRenault\u003c\/strong\u003e and \u003cstrong\u003eSsangYong\u003c\/strong\u003e – please contact us before purchase. Japanese cars with \u003cem\u003eOBD2\/EOBD\u003c\/em\u003e work, but \u003cem\u003eJOBD\u003c\/em\u003e does not.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocols:\u003c\/strong\u003e SAE J1850 PWM\/VPW, ISO9141-2, ISO14230-4 KWP (5-baud \u0026amp; fast init), ISO15765-4 CAN (11\/29-bit, 250\/500 kbps).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e Diagnoses \u003cem\u003eengine systems\u003c\/em\u003e (MIL\/CEL). Not a full system scanner for ABS\/airbag\/EPB etc.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Full specification --\u003e\n\u003csection id=\"specifikation\"\u003e\n\u003ch2\u003eFull Specification\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eKONNWEI KW860 (upgraded from KW850)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHardware\u003c\/th\u003e\n\u003ctd\u003eStandalone handheld unit with 2.8\" TFT and built-in speaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFunctions\u003c\/th\u003e\n\u003ctd\u003eRead\/clear DTC, live data (graph \u0026amp; text), freeze frame, I\/M, O2, EVAP, Mode 6, on-board monitors, VIN\/CIN\/CVN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLive Analysis\u003c\/th\u003e\n\u003ctd\u003eUp to 4 sensors in graph simultaneously + memory backup for off-vehicle review\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLanguages\u003c\/th\u003e\n\u003ctd\u003eEnglish, German\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUpdates\u003c\/th\u003e\n\u003ctd\u003eLifetime free online update via Windows (according to manufacturer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConnectivity\u003c\/th\u003e\n\u003ctd\u003eOBD2 16-pin (no app\/computer required for normal use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003ctd\u003eOBD2\/EOBD 12V petrol\/diesel (see limitations)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnvironment\/Electrical\u003c\/th\u003e\n\u003ctd\u003eVehicle-powered (12V). \u003cem\u003eNot 24V.\u003c\/em\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions\/Weight\u003c\/th\u003e\n\u003ctd\u003e\u003cem\u003eFill in if known\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eColor\u003c\/th\u003e\n\u003ctd\u003e\u003cem\u003eFill in if known\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e\u003cem\u003eFill in store's warranty\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003c!-- Features in detail --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures in Detail\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD2 Modes:\u003c\/strong\u003e Read\/clear fault codes (DTC), freeze frame, live data in graph \u0026amp; text, I\/M readiness, O2 sensor test, EVAP test, Mode 6, on-board monitors, VIN\/CIN\/CVN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e“i” Button:\u003c\/strong\u003e Press for \u003cem\u003edirect suggestions\u003c\/em\u003e where the \u003cem\u003ei-icon\u003c\/em\u003e is displayed on the code page – helps beginners make the right action decisions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmissions \u0026amp; SMOG:\u003c\/strong\u003e One-click I\/M readiness for quick check before inspection\/smog check.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data \u0026amp; Graphs:\u003c\/strong\u003e Display 4 simultaneous sensors to detect abnormal sensors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCode Library:\u003c\/strong\u003e 23,000+ generic definitions for faster understanding of fault causes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdate\/Print:\u003c\/strong\u003e Lifetime free updates via Windows; print function for reports (according to manufacturer).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Packaging \u0026 content --\u003e\n\u003csection id=\"innehall\"\u003e\n\u003ch2\u003ePackaging \u0026amp; Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eKW860 main unit\u003c\/li\u003e\n\u003cli\u003eOBD2 cable \/ USB for update (if applicable)\u003c\/li\u003e\n\u003cli\u003eQuick Guide\/Manual\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003eStorage bag\u003c\/em\u003e (if included – specify)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eOEM orders (≥500 pcs) can, according to the manufacturer, receive: printed logo, different model designation, designed color box, user manual, logo on bag and system splash.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Quick start --\u003e\n\u003csection id=\"snabbstart\"\u003e\n\u003ch2\u003eQuick Start\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eTurn off the engine, insert the \u003cstrong\u003eKW860\u003c\/strong\u003e into the car's \u003cstrong\u003eOBD2 port\u003c\/strong\u003e (often under the dashboard).\u003c\/li\u003e\n\u003cli\u003eTurn on the ignition (\u003cem\u003eON\u003c\/em\u003e, engine may be off initially).\u003c\/li\u003e\n\u003cli\u003eFollow the menu selections to \u003cstrong\u003eread fault codes\u003c\/strong\u003e, \u003cstrong\u003eI\/M status\u003c\/strong\u003e, or \u003cstrong\u003elive data\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eAnalyze results (use the \u003cem\u003e“i” button\u003c\/em\u003e when it appears for explanations \u0026amp; tips).\u003c\/li\u003e\n\u003cli\u003eAddress the cause \u0026amp; \u003cstrong\u003eclear codes\u003c\/strong\u003e if necessary, test drive and recheck.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eSafety:\u003c\/strong\u003e Do not clear fault codes without addressing the root cause. The product is intended for \u003cstrong\u003e12V\u003c\/strong\u003e vehicles – do not use on 24V systems. Note that live data requires the system to be running\/warmed up for certain tests.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Software \u0026 updates --\u003e\n\u003csection id=\"mjukvara\"\u003e\n\u003ch2\u003eSoftware \u0026amp; Updates\u003c\/h2\u003e\n\u003cp\u003eAccording to the manufacturer, \u003cstrong\u003elifetime free\u003c\/strong\u003e updates are supported via Windows:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eDownload the update tool from the manufacturer's website.\u003c\/li\u003e\n\u003cli\u003eHold down any button and connect the device to a PC via USB to enter \u003cem\u003eUpdate Mode\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003eClick \"Check Update\" and follow the instructions (support according to supplier: Windows XP–Windows 10).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cem\u003eNote:\u003c\/em\u003e Drivers require official Windows installation. Print function via PC is supported according to the manufacturer.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Legal \u0026 terms --\u003e\n\u003csection id=\"juridik\"\u003e\n\u003ch2\u003eLegal \u0026amp; Terms\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e Compatibility may vary between year\/model\/market. No scanner works with \u003cem\u003eall\u003c\/em\u003e cars.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE\/FCC\/RoHS – \u003cem\u003especify if applicable\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReturns\/Warranty:\u003c\/strong\u003e See store's terms for open purchase, warranty, and stock status.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SEO \u0026 media --\u003e\n\u003csection id=\"seo-media\"\u003e\n\u003ch2\u003eSEO \u0026amp; Media\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeta-title:\u003c\/strong\u003e KONNWEI KW860 OBD2 Fault Code Reader – Engine Diagnostics, I\/M, O2 \u0026amp; EVAP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeta-description:\u003c\/strong\u003e Standalone OBD2\/EOBD scanner for 12V petrol\/diesel. Read\/clear DTC, live data, I\/M, O2, EVAP, Mode 6. 2.8\" color screen, “i” button, lifetime updates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeywords (ex.):\u003c\/strong\u003e konnwei kw860, kw850 upgrade, obd2 fault code reader, eobd scanner, engine fault code, im readiness, o2 test, evap test, mode 6, code reader, obd2 can\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImage Recommendation:\u003c\/strong\u003e Minimum 1000 px, front\/back\/ports + functional images (e.g., graphs, I\/M screen). Preferably WebP.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDownloads:\u003c\/strong\u003e Manual (PDF), quick guide (PDF) – \u003cem\u003eadd links if available\u003c\/em\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFAQ – Frequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes the KW860 work with my car?\u003c\/summary\u003e\n\u003cp\u003eIf your car is \u003cstrong\u003eOBD2\/EOBD\u003c\/strong\u003e (12V) and within the guidelines (US ~1996→, EU petrol ~2001→, EU diesel ~2004→, Asia ~2006→), there's a good chance. Exceptions exist (24V, JOBD\/Renault\/SsangYong, etc. – see compatibility).\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan it read ABS\/airbag\/EPB?\u003c\/summary\u003e\n\u003cp\u003eNo, the KW860 focuses on \u003cstrong\u003eengine systems\u003c\/strong\u003e (OBD2). For full system diagnosis, other equipment is required.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat does the “i” button do?\u003c\/summary\u003e\n\u003cp\u003eProvides \u003cem\u003edirect suggestions\u003c\/em\u003e on the code page where the “i” icon is displayed – helps you interpret fault codes and choose an action.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow does I\/M readiness help before inspection\/SMOG?\u003c\/summary\u003e\n\u003cp\u003eIt shows whether the emission monitors have \u003cstrong\u003erun \u0026amp; passed\u003c\/strong\u003e their tests. You can address problems before the test.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I see live data in a graph?\u003c\/summary\u003e\n\u003cp\u003eYes, and also \u003cstrong\u003eup to 4 sensors simultaneously\u003c\/strong\u003e for easier comparison and troubleshooting.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre updates and printing supported?\u003c\/summary\u003e\n\u003cp\u003eAccording to the manufacturer: \u003cstrong\u003elifetime free\u003c\/strong\u003e updates via Windows PC (XP–Win10) as well as printing of reports.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eDoes it work on a 24V truck?\u003c\/summary\u003e\n\u003cp\u003eNo. The KW860 is intended for \u003cstrong\u003e12V\u003c\/strong\u003e vehicles.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eDifference between KW850 and KW860?\u003c\/summary\u003e\n\u003cp\u003eThe KW860 is stated as an \u003cem\u003eupgraded\u003c\/em\u003e version of the KW850 with improvements in function \u0026amp; usability.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes it work with Renault\/SsangYong?\u003c\/summary\u003e\n\u003cp\u003eAccording to the supplier – please contact us before purchase for these brands.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes it work with Japanese cars?\u003c\/summary\u003e\n\u003cp\u003eYes, if the car has \u003cstrong\u003eOBD2\/EOBD\u003c\/strong\u003e. Cars with \u003cstrong\u003eJOBD\u003c\/strong\u003e are not supported.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat languages are available on the device?\u003c\/summary\u003e\n\u003cp\u003eEnglish and German.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan beginners use it?\u003c\/summary\u003e\n\u003cp\u003eYes. The menus are clear and the “i” button provides explanations. Do not clear codes without addressing the issue.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhich OBD protocols are supported?\u003c\/summary\u003e\n\u003cp\u003eSAE J1850 PWM\/VPW, ISO9141-2, ISO14230-4 KWP (5-baud \u0026amp; fast), ISO15765-4 CAN (11\/29-bit, 250\/500 kbps).\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo I need an app?\u003c\/summary\u003e\n\u003cp\u003eNo. The KW860 is standalone. Connect to the OBD2 port and follow the screen.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes it show O2 sensor status?\u003c\/summary\u003e\n\u003cp\u003eYes, O2 sensor test is available and can help you find causes for poor running, high fuel consumption, etc.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003c!-- Structured data (JSON-LD) --\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177154040076,"sku":"FEL-KW860","price":699.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/konnwei-kw860-obd2-felkodslasare-auto-scanner-code-reader-5721343.jpg?v=1771872687"},{"product_id":"konnwei-kw206-obd2-hud-head-up-display","title":"KONNWEI KW206 – HUD Auto Gauge + OBD2 Scanner with Smart Warnings","description":"\u003c!-- Klistra in hela denna HTML i Shopify. Alla länkar går internt till felkodslasare.se. --\u003e\n\u003ch2\u003eHUD Auto Gauge KONNWEI KW206 – OBD2 Car Scanner with VSS\/RPM\/VOLT\/ECT, Smart Alarms \u0026 Color Display\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KW206\u003c\/strong\u003e is a 2-in-1 solution: a \u003cem\u003eHUD instrument gauge\u003c\/em\u003e (Head-Up-style display) and an \u003cem\u003eOBD2\/EOBD code reader\u003c\/em\u003e in the same unit. The 3.5” color display shows real-time data such as speed (VSS), RPM, charging voltage (VOL), and coolant temperature (ECT), while also allowing you to read\/clear fault codes, view live data, I\/M status, and freeze frames. The unit features smart alarms for overspeed and temperature, auto-dimming day\/night, automatic shutdown, and multi-language support. Everything is powered via the car's OBD2 port – no batteries required.\u003c\/p\u003e\n\u003cp\u003eThe KW206 is suitable for those who want to get a \u003cstrong\u003ebetter overview of important engine values\u003c\/strong\u003e while driving, avoid looking down at the instrument cluster, and simultaneously have a \u003cstrong\u003eproper OBD2 scanner\u003c\/strong\u003e at hand. It is easy to mount (3M tape), easy to use (plug-and-play), and delivers a fast refresh rate with low latency. Additionally, it includes free lifetime updates via PC software (Windows).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBrief Summary (200–300 words)\u003c\/strong\u003e\u003cbr\u003eThe KONNWEI KW206 is a compact HUD gauge and OBD2 scanner that displays real-time data on a clear 3.5” color screen and warns when values deviate. You can see speed, RPM, voltage, and coolant temperature, among other things, and can choose units (km\/h–mph, °C–°F). The unit works on most OBD2-compatible vehicles and supports all common protocols (ISO9141-2, KWP2000, J1850 VPW\/PWM, CAN). In addition to the instrument function, you can read and clear fault codes (incl. pending), view live data as graphs\/values, check I\/M Readiness, see freeze frames, perform simple tests, and retrieve the vehicle's VIN\/CIN\/CVN. The KW206 has smart alarms for e.g. overspeed and high coolant temperature, auto-dimming for night driving, and auto-sleep to avoid draining the battery. Installation takes minutes: connect to a 16-pin OBD2 port, attach with the included 3M tape, and select language\/units. Perfect for commuters, hobby mechanics, and professional drivers who want clearer driving data and to avoid a separate fault code reader. We recommend the KW206 as a cost-effective step up from simple dongles: you get a real display, fast updates, and a safer driving experience when you can keep your eyes closer to the road.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy choose KONNWEI KW206?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-in-1:\u003c\/strong\u003e HUD gauge + OBD2\/EOBD scanner in one unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear 3.5” color display:\u003c\/strong\u003e large, bright, and auto-dims day\/night.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart alarms:\u003c\/strong\u003e overspeed, low\/high voltage, high coolant temp, etc. (customizable).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal-time data (34 data points):\u003c\/strong\u003e e.g., VSS, RPM, voltage, ECT, engine load, fuel trim, O2 sensor data, fuel level, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull OBD2 function:\u003c\/strong\u003e read\/clear DTCs, I\/M status, freeze frame, live data, O2\/EVAP data, VIN\/CIN\/CVN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-and-play:\u003c\/strong\u003e power via OBD2 – no extra cables or batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad protocol support:\u003c\/strong\u003e ISO 9141-2, ISO 14230-4 (KWP), SAE J1850 PWM\/VPW, ISO 15765-4 CAN (11\/29 bit, 250\/500 kbit\/s).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto-sleep:\u003c\/strong\u003e shuts down after engine off – reduces risk of battery drain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifetime updates:\u003c\/strong\u003e easy updates via Windows PC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWant to see more OBD2 scanners and HUD-like solutions? Visit our collection page: \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003eFault Code Readers \u0026amp; OBD2 Tools\u003c\/a\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFeatures in Detail\u003c\/h2\u003e\n\u003ch3\u003eHUD Instrument (Head-Up-style)\u003c\/h3\u003e\n\u003cp\u003eThe KW206 displays key values at eye level on its color display so you don't have to glance down. You can choose the layout, units, and which data points are displayed.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVSS (Vehicle Speed):\u003c\/strong\u003e speed in km\/h or mph.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRPM:\u003c\/strong\u003e engine revolutions per minute with fast updates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVOL:\u003c\/strong\u003e real-time battery\/charging voltage (typically 13.2–14.8 V when charging).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECT:\u003c\/strong\u003e coolant temperature with warning threshold.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMore data:\u003c\/strong\u003e engine load, intake manifold pressure, intake air temp, fuel trim (STFT\/LTFT), O2 sensor values, fuel level, EVAP\/monitor data, etc.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSmart Alarms\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverspeed:\u003c\/strong\u003e set your own speed limit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature alarm:\u003c\/strong\u003e warns at high ECT.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage alarm:\u003c\/strong\u003e low\/high system voltage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomizable limits:\u003c\/strong\u003e adapt to your car and driving style.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOBD2\/EOBD Diagnostics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead\/clear fault codes:\u003c\/strong\u003e generic (P0, P2, P3, U0), manufacturer-specific (P1, P3, U1), and pending.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M Readiness:\u003c\/strong\u003e see which emission monitors are ready for inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze frame:\u003c\/strong\u003e capture ECU snapshot when the fault occurred.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive data:\u003c\/strong\u003e follow sensor values in text\/graph.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2\/EVAP data:\u003c\/strong\u003e monitor oxygen sensors and EVAP-related tests.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle info:\u003c\/strong\u003e VIN, CIN, CVN directly from ECU.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePerformance \u0026 Comfort\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast refresh rate:\u003c\/strong\u003e low latency provides stable display during acceleration\/engine braking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto-dimming:\u003c\/strong\u003e adjusts brightness for day\/night.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto-sleep:\u003c\/strong\u003e shuts off automatically a while after the engine stops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-language:\u003c\/strong\u003e interface in English, Spanish, and Russian, among others (may vary per firmware).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Engine Analyzer \/ HUD gauge + OBD2\/EOBD scanner\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 3.5” color (TFT), auto-dimming\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 12 V DC via 16-pin OBD2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower consumption:\u003c\/strong\u003e approx. 0.77 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocol support (OBD2):\u003c\/strong\u003e ISO 9141-2, ISO 14230-4 KWP (slow\/fast), SAE J1850 PWM (41.6 kbit\/s), SAE J1850 VPW (10.4 kbit\/s), ISO 15765-4 CAN (11\/29-bit, 250\/500 kbit\/s)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions:\u003c\/strong\u003e read\/clear DTCs, I\/M, freeze frame, live data, O2\/EVAP, VIN\/CIN\/CVN, smart alarms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages (example):\u003c\/strong\u003e English, Spanish, Russian (may vary per version)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdates:\u003c\/strong\u003e lifetime via Windows PC (free)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e 3M tape (included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12 months (original KONNWEI)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThe KW206 works on \u003cstrong\u003eOBD2\/EOBD-compatible 12 V passenger cars and light vehicles\u003c\/strong\u003e (petrol\/diesel\/hybrid) with a 16-pin OBD2 port. General guidelines:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSA:\u003c\/strong\u003e 1996- → (OBD2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEU:\u003c\/strong\u003e Petrol approx. 2001- →, Diesel approx. 2004- → (EOBD)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAsia:\u003c\/strong\u003e most approx. 2006- →\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote:\u003c\/em\u003e Some models\/model years may deviate. Heavy vehicles (24 V) and older vehicles without OBD2 are not supported. If your car uses JOBD (some Japanese markets), functionality may vary.\u003c\/p\u003e\n\u003cp\u003eLooking for other OBD2 solutions? See our range: \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003eOBD2 \u0026amp; Fault Code Readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eInstallation \u0026 Quick Start (step-by-step)\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePreparation:\u003c\/strong\u003e Park safely, turn off the engine. Locate the OBD2 port (usually under the dashboard on the driver's side).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnect:\u003c\/strong\u003e Plug the KW206 into the OBD2 port. The unit will power on directly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition the screen:\u003c\/strong\u003e Clean the surface on the dashboard where you want to place the unit. Attach the included 3M tape and press firmly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStart the car:\u003c\/strong\u003e Turn on the ignition\/Start. The KW206 will start and read ECU data.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBasic settings:\u003c\/strong\u003e Select language, units (km\/h\/mph, °C\/°F), brightness, and which data points you want to display.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet alarms:\u003c\/strong\u003e Enter threshold values for speed, temperature, and voltage as needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD2 diagnostics:\u003c\/strong\u003e Navigate to the diagnosis menu to read\/clear DTCs, view I\/M status, live data, and freeze frames.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompletion:\u003c\/strong\u003e After driving, the KW206 will automatically shut down a few minutes after the engine stops (auto-sleep).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003chr\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003eDoes KW206 show average speed or average fuel consumption?\u003c\/h3\u003e\n\u003cp\u003eThe KW206 shows real-time values (instantaneous consumption and total consumption per drive). You will need to calculate the average over a longer period yourself or use the car's trip computer if available.\u003c\/p\u003e\n\u003ch3\u003eDoes it show oil temperature?\u003c\/h3\u003e\n\u003cp\u003eNo, it shows \u003cstrong\u003ecoolant temperature (ECT)\u003c\/strong\u003e. Oil temperature is typically not supported via standard PIDs on many cars.\u003c\/p\u003e\n\u003ch3\u003eHow is the unit mounted?\u003c\/h3\u003e\n\u003cp\u003eWith \u003cstrong\u003e3M double-sided adhesive tape\u003c\/strong\u003e. It holds firmly and can be removed without damage to most surfaces.\u003c\/p\u003e\n\u003ch3\u003eDo I need to turn it off manually?\u003c\/h3\u003e\n\u003cp\u003eNo. The KW206 \u003cstrong\u003eshuts off automatically\u003c\/strong\u003e after ECU activity ceases (a few minutes after engine off).\u003c\/p\u003e\n\u003ch3\u003eDoes it work on my car?\u003c\/h3\u003e\n\u003cp\u003eIf your car is \u003cstrong\u003eOBD2\/EOBD compatible\u003c\/strong\u003e (most petrol cars from 2001-, diesel from 2004- in the EU, and USA from 1996-) then the KW206 usually works. Unsure? Look for the \"VEHICLE EMISSION CONTROL INFORMATION\" label under the hood, or check our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003eOBD2 category\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eCan I change units?\u003c\/h3\u003e\n\u003cp\u003eYes. Switch between \u003cstrong\u003ekm\/h–mph\u003c\/strong\u003e and \u003cstrong\u003e°C–°F\u003c\/strong\u003e in the settings.\u003c\/p\u003e\n\u003ch3\u003eDoes the KW206 affect the car's battery?\u003c\/h3\u003e\n\u003cp\u003eThe unit has \u003cstrong\u003eauto-sleep\u003c\/strong\u003e and draws very little in standby mode. We always recommend unplugging the product if the car is parked for a long time in cold weather to minimize any micro-consumption.\u003c\/p\u003e\n\u003ch3\u003eDoes it support printing\/reports?\u003c\/h3\u003e\n\u003cp\u003eYes, you can \u003cstrong\u003eupdate and print\u003c\/strong\u003e data via PC (Windows). See the \"Update \u0026 Printing\" section.\u003c\/p\u003e\n\u003ch3\u003eDoes KW206 show total car mileage?\u003c\/h3\u003e\n\u003cp\u003eNo, the KW206 shows its own distance\/consumption calculations from when the unit was connected (like a trip meter), not the car's odometer.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTips \u0026 Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlacement:\u003c\/strong\u003e Mount it so you can quickly glance at the screen without obstructing your field of view.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalibration:\u003c\/strong\u003e If speed deviates from the instrument cluster, select the exact tire dimension in the car's system (if possible) and use the KW206 unit settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M Readiness:\u003c\/strong\u003e After battery replacement or code clearing, monitors may be \"Not Ready\". Drive a complete drive cycle before inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCode Clearing:\u003c\/strong\u003e Do not clear fault codes without addressing the underlying issue. Use the DTC text for troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirmware:\u003c\/strong\u003e Update occasionally via PC for stability and new features.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eUpdate \u0026 Printing (Windows)\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eDownload software\u003c\/strong\u003e via KONNWEI's PC tool (Windows XP\/7\/8\/10).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnect KW206\u003c\/strong\u003e with a USB cable (when the unit is in update mode).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStart the tool\u003c\/strong\u003e and search for firmware. Follow the guide for updating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrinting\/Export:\u003c\/strong\u003e Export data\/reports via the same tool if needed.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e Temporarily disable any antivirus if the driver is blocked during installation.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eScope of Delivery\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW206 HUD\/OBD2 unit\u003c\/li\u003e\n\u003cli\u003e1 × 3M adhesive tape\u003c\/li\u003e\n\u003cli\u003e1 × USB cable (for updating\/printing)\u003c\/li\u003e\n\u003cli\u003e1 × User manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eImportant Notes \u0026 Disclaimer\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e KW206 requires OBD2\/EOBD. Some market\/model year deviations occur.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJOBD:\u003c\/strong\u003e Japanese markets may use JOBD – functionality may be limited.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24 V:\u003c\/strong\u003e Heavy vehicles (24 V) are not supported.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Reading and diagnosis are at your own risk. Always look at the road – set up screen content before driving.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCode Clearing:\u003c\/strong\u003e Clearing fault codes without addressing the issue can mask problems; always troubleshoot the cause.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eExamples of Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommuting:\u003c\/strong\u003e monitor real-time consumption and voltage (valuable in winter).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong trips:\u003c\/strong\u003e keep an eye on temperatures and RPMs on hills\/in warm weather.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTroubleshooting:\u003c\/strong\u003e quick DTC reading and live data (e.g., O2 and fuel trim) for rough idling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonitoring:\u003c\/strong\u003e alarms for overspeed, high temp, or voltage deviation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eComplete Mini-Manual (HTML)\u003c\/h2\u003e\n\u003ch3\u003e1. Safety \u0026 Preparation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePark and secure the vehicle, engage the parking brake.\u003c\/li\u003e\n\u003cli\u003eCheck that the vehicle has a 16-pin OBD2 port and a 12 V electrical system.\u003c\/li\u003e\n\u003cli\u003eDo not start troubleshooting in a busy environment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e2. Mounting\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eClean the intended mounting surface on the dashboard.\u003c\/li\u003e\n\u003cli\u003eAttach the 3M tape to the unit's base and press firmly.\u003c\/li\u003e\n\u003cli\u003eConnect the KW206 to the OBD2 port under the dashboard.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e3. First Startup\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn on the ignition (ACC\/ON) or start the engine.\u003c\/li\u003e\n\u003cli\u003eSelect language and units (km\/h\/mph, °C\/°F).\u003c\/li\u003e\n\u003cli\u003eChoose which data points you want to display in the HUD layout.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e4. Smart Alarms\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eOpen the \u003cstrong\u003eAlarm\u003c\/strong\u003e menu.\u003c\/li\u003e\n\u003cli\u003eSet limits for speed, voltage, and ECT.\u003c\/li\u003e\n\u003cli\u003eSave – alarms are activated immediately.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e5. OBD2 Diagnostics\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eGo to \u003cstrong\u003eDiagnosis\u003c\/strong\u003e → \u003cstrong\u003eRead Codes\u003c\/strong\u003e to view current\/pending fault codes.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eI\/M Readiness\u003c\/strong\u003e for monitor status before inspection.\u003c\/li\u003e\n\u003cli\u003eUse \u003cstrong\u003eLive Data\u003c\/strong\u003e to follow sensors in real-time – switch between list\/graph.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze Frame:\u003c\/strong\u003e open the latest freeze frame for a snapshot at the time of the fault.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear Codes:\u003c\/strong\u003e address the cause, then clear – some codes require driving to reappear if the fault persists.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e6. PC Update \u0026 Printing\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDownload the update tool, install the driver.\u003c\/li\u003e\n\u003cli\u003eStart the KW206 in update mode and connect via USB.\u003c\/li\u003e\n\u003cli\u003eSearch for new firmware and update. Export\/print reports if desired.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e7. Maintenance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eKeep the screen clean with a soft microfiber cloth.\u003c\/li\u003e\n\u003cli\u003eUnplug the unit if the car is stored for a long time to minimize standby consumption.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Protocols \u0026 Standards\u003c\/h2\u003e\n\u003cp\u003eThe KW206 supports:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSAE J1850 PWM (41.6 kbit\/s)\u003c\/li\u003e\n\u003cli\u003eSAE J1850 VPW (10.4 kbit\/s)\u003c\/li\u003e\n\u003cli\u003eISO 9141-2 (5-baud init)\u003c\/li\u003e\n\u003cli\u003eISO 14230-4 KWP (5-baud\/fast init, 10.4 kbit\/s)\u003c\/li\u003e\n\u003cli\u003eISO 15765-4 CAN (11\/29-bit ID, 250\/500 kbit\/s)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eCompared to Simpler Dongles\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eScreen:\u003c\/strong\u003e Built-in screen (no mobile phone required).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Less distraction – data is visible directly in your field of view.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStability:\u003c\/strong\u003e Fast updates with low latency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Full OBD2 scanner + HUD in one package.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eTroubleshooting – Quick Advice\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo power:\u003c\/strong\u003e Check that the OBD2 port has 12 V. Try another car or fuse.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo data:\u003c\/strong\u003e Start the engine, wait 10–30 seconds. Select the correct protocol (auto usually works).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlickering image at night:\u003c\/strong\u003e Turn on auto-dimming or lower the brightness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncorrect time\/units:\u003c\/strong\u003e Check language\/unit settings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KW206\u003c\/strong\u003e is a \u003cem\u003esmart, affordable, and powerful\u003c\/em\u003e combination of a HUD gauge and an OBD2 scanner. It gives you real-time control over the car's most important parameters, reduces eye movement, and delivers full OBD2 functionality for quick troubleshooting. With smart alarms, auto-dimming, and auto-sleep, it's equally at home with commuters as it is in the hands of hobby mechanics and professionals.\u003c\/p\u003e\n\u003cp\u003eExplore more options and accessories in our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003eOBD2 \u0026 Fault Code Readers category\u003c\/a\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177154072844,"sku":"FEL-KW206","price":529.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/konnwei-kw206-hud-auto-gauge-obd2-scanner-med-smarta-varningar-1021168.jpg?v=1771872574"},{"product_id":"konnwei-kw218-bilbatteritestare-6v-12v","title":"KONNWEI KW218 – Multifunctional 6V\/12V Battery Tester for AGM, GEL, EFB and Lead-Acid (Car \u0026 Motorcycle)","description":"\u003c!-- READY HTML FOR SHOPIFY \/ Product Text – KONNWEI KW218 --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"kw218\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI KW218 – 6V\/12V Battery Tester for Car \u0026amp; Motorcycle (AGM, GEL, EFB, Lead-Acid)\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"mpn\" content=\"KW218\"\u003e \u003cmeta itemprop=\"sku\" content=\"KW218\"\u003e \u003cmeta itemprop=\"category\" content=\"Battery Tester, Vehicle Diagnostics, Tools\"\u003e \u003clink itemprop=\"url\" href=\"\/en-en\/products\/konnwei-kw218\"\u003e\n\u003ch2\u003eKONNWEI KW218 – Multifunctional 6V\/12V Battery Tester for AGM, GEL, EFB, and Lead-Acid (Car \u0026amp; Motorcycle)\u003c\/h2\u003e\n\u003c!-- SHORT VERSION 200–300 words --\u003e\n\u003csection itemprop=\"description\" id=\"preamble\"\u003e\n\u003ch2\u003eShort Version\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW218\u003c\/strong\u003e is a compact and \u003cstrong\u003efast battery tester\u003c\/strong\u003e for both \u003cstrong\u003e6 V and 12 V\u003c\/strong\u003e starter batteries in cars, motorcycles, ATVs\/UTVs, boats, lawnmowers, and other 12 V vehicles. The tester supports the most common battery technologies – \u003cstrong\u003elead-acid\u003c\/strong\u003e (flooded), \u003cstrong\u003eAGM\u003c\/strong\u003e (flat\/spiral), \u003cstrong\u003eGEL\u003c\/strong\u003e, and \u003cstrong\u003eEFB\u003c\/strong\u003e – and displays \u003cstrong\u003eSOC\/SOH\u003c\/strong\u003e (state of charge and state of health), \u003cstrong\u003eCCA\u003c\/strong\u003e, \u003cstrong\u003einternal resistance (mΩ)\u003c\/strong\u003e, as well as a clear result: \u003cem\u003eGood\u003c\/em\u003e, \u003cem\u003eRecharge\u003c\/em\u003e, or \u003cem\u003eReplace\u003c\/em\u003e.\u003c\/p\u003e\n\u003cp\u003eWith a \u003cstrong\u003e2.4” color screen\u003c\/strong\u003e, English-friendly menu (8 languages available), and support for leading standards (CCA\/BCI\/CA\/MCA\/JIS\/DIN\/IEC\/EN\/SAE\/GB), the KW218 provides professional precision at a price suitable for both \u003cstrong\u003eworkshops\u003c\/strong\u003e and \u003cstrong\u003ehome mechanics\u003c\/strong\u003e. It can test batteries \u003cem\u003ein the vehicle\u003c\/em\u003e (including a quick \u003cstrong\u003ecranking test\u003c\/strong\u003e and \u003cstrong\u003echarging system test\u003c\/strong\u003e) or \u003cem\u003eremoved\u003c\/em\u003e from the vehicle.\u003c\/p\u003e\n\u003cp\u003eNo internal power is required – \u003cstrong\u003epowered by the battery\u003c\/strong\u003e – making it ready to use immediately. Select battery type and standard, connect the clamps, and get accurate results in seconds. For motorcycles, there are also built-in \u003cstrong\u003emotorcycle ratings\u003c\/strong\u003e which facilitate interpretation for smaller starter batteries.\u003c\/p\u003e\n\u003cp\u003eAre you looking for a \u003cstrong\u003efast, reliable, and beginner-friendly\u003c\/strong\u003e battery tester that is still accurate enough for daily workshop operations? The \u003cstrong\u003eKONNWEI KW218\u003c\/strong\u003e is a very affordable choice.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- INTRODUCTION \/ WHAT THE PRODUCT IS AND DOES --\u003e\n\u003csection id=\"intro\"\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW218\u003c\/strong\u003e is a \u003cstrong\u003emultifunctional battery and electrical system analyzer\u003c\/strong\u003e that provides immediate insight into the true condition of a starter battery. It measures the battery's \u003cstrong\u003evoltage\u003c\/strong\u003e, \u003cstrong\u003einternal resistance\u003c\/strong\u003e, calculates \u003cstrong\u003ecold cranking amps (CCA)\u003c\/strong\u003e, and determines \u003cstrong\u003eSOC\u003c\/strong\u003e (State of Charge) and \u003cstrong\u003eSOH\u003c\/strong\u003e (State of Health). In addition to the battery itself, you can also verify the \u003cstrong\u003estarting process (cranking)\u003c\/strong\u003e and the \u003cstrong\u003ealternator's charging\u003c\/strong\u003e – all via a clear 2.4” color screen.\u003c\/p\u003e\n\u003cp\u003eUnlike simpler voltmeters, the KW218 describes \u003cem\u003ewhy\u003c\/em\u003e a battery is failing: too high internal resistance, too low CCA relative to the stated standard, or simply too low SOC that can be remedied by charging. The results are displayed as a summary rating (\u003cem\u003eGood \/ Recharge \/ Replace\u003c\/em\u003e) and supplemented with figures and graphs so you know exactly \u003cem\u003ewhat\u003c\/em\u003e you need to do next.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS IN BULLET POINTS --\u003e\n\u003csection id=\"spec\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Voltage:\u003c\/strong\u003e 6 V and 12 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 2.4” color screen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages:\u003c\/strong\u003e English, French, Spanish, German, Russian, Italian, Polish, Chinese\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e No internal battery – powered by the test object (6–16 V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupported Battery Types:\u003c\/strong\u003e Flooded (lead-acid), AGM (flat\/spiral), GEL, EFB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Units:\u003c\/strong\u003e CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, GB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCCA Range:\u003c\/strong\u003e 100–2000 CCA (typical)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e Voltage (V), internal resistance (mΩ), SOC\/SOH (%), calculated CCA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn-Vehicle Tests:\u003c\/strong\u003e Cranking (starter motor), charging system (alternator\/regulator), voltage waveform\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotorcycle Mode:\u003c\/strong\u003e Built-in motorcycle ratings for small starter batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertificates:\u003c\/strong\u003e CE, FCC, RoHS, UKCA, REACH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure\/Color:\u003c\/strong\u003e Black, ergonomic grip\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FUNCTIONS \u0026 APPLICATIONS --\u003e\n\u003csection id=\"features\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Battery Diagnostics:\u003c\/strong\u003e Clamp on, select battery type\/standard, get results in seconds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSOC\/SOH in Percent:\u003c\/strong\u003e See charge status and health status at a glance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Resistance (mΩ):\u003c\/strong\u003e Reveals aging and sulfation not visible on a voltmeter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking Test:\u003c\/strong\u003e Measures voltage drop and current draw during starting – identify weak batteries\/starter motor problems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging System Test:\u003c\/strong\u003e Checks alternator\/regulator (for low\/high charging voltage or ripples).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMC Optimization:\u003c\/strong\u003e Built-in ratings for common MC batteries facilitate interpretation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaveform Display:\u003c\/strong\u003e Voltage curve during start and charge for easier troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Battery Support:\u003c\/strong\u003e Flooded, AGM (flat\/spiral), GEL, and EFB – from small MC batteries to larger car batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Compatibility:\u003c\/strong\u003e Select the correct scale (CCA\/JIS\/EN etc.) for accurate comparisons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePortable \u0026amp; Durable:\u003c\/strong\u003e No charging needed, works in cold garages and in the field.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- ADVANTAGES – WHY CHOOSE THIS PRODUCT --\u003e\n\u003csection id=\"benefits\"\u003e\n\u003ch2\u003eAdvantages of KW218\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e✅ \u003cstrong\u003eClear Message:\u003c\/strong\u003e Good \/ Recharge \/ Replace – save time on troubleshooting and decisions.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eMore than Volts:\u003c\/strong\u003e Internal resistance and CCA \u003cem\u003eexplain\u003c\/em\u003e why the battery behaves as it does.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eInspection Aid:\u003c\/strong\u003e A healthy battery helps the ECU and emissions tests to perform stably.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eFor Workshop \u0026amp; DIY:\u003c\/strong\u003e Accurate enough for professionals, easy enough for beginners.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eEconomical:\u003c\/strong\u003e Avoid unnecessary battery replacement – recharge \"Recharge\" rated batteries and retest.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- COMPATIBILITY --\u003e\n\u003csection id=\"compatibility\"\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eVoltage:\u003c\/strong\u003e 6 V and 12 V starter batteries. Works on passenger cars, light commercial vehicles, MC, ATV\/UTV, small boats, scooters, garden machinery, etc.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBattery Types:\u003c\/strong\u003e Flooded (lead-acid), AGM (flat\/spiral), GEL, EFB. \u003cem\u003eLithium\/LiFePO\u003csub\u003e4\u003c\/sub\u003e is not supported\u003c\/em\u003e by this instrument.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStandards:\u003c\/strong\u003e CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, GB. Enter the battery's rating for best comparison.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL \/ INSTALLATION GUIDE --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; Installation Guide\u003c\/h2\u003e\n\u003ch3\u003ePreparations\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn off all consumers (lights, stereo, seat heating). Ignition off.\u003c\/li\u003e\n\u003cli\u003eIdentify battery type (Flooded\/AGM\/GEL\/EFB) and rated current (e.g., 600 CCA or JIS code).\u003c\/li\u003e\n\u003cli\u003eEnsure terminals are clean and dry for stable contact.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eStandard Battery Test (Out of Vehicle)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect \u003cstrong\u003ered clamp\u003c\/strong\u003e to \u003cstrong\u003e+\u003c\/strong\u003e and \u003cstrong\u003eblack clamp\u003c\/strong\u003e to \u003cstrong\u003e−\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eBattery Test\u003c\/strong\u003e → \u003cstrong\u003eOut of Vehicle\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eBattery Type\u003c\/strong\u003e (Flooded\/AGM\/GEL\/EFB) and \u003cstrong\u003eStandard\u003c\/strong\u003e (e.g., CCA\/EN\/JIS).\u003c\/li\u003e\n\u003cli\u003eEnter the battery's rated current (e.g., 600 CCA) or select the correct JIS code.\u003c\/li\u003e\n\u003cli\u003eStart the test. Read off \u003cstrong\u003eSOC\u003c\/strong\u003e, \u003cstrong\u003eSOH\u003c\/strong\u003e, \u003cstrong\u003eCCA\u003c\/strong\u003e, \u003cstrong\u003emΩ\u003c\/strong\u003e, and result (\u003cem\u003eGood\/Recharge\/Replace\u003c\/em\u003e).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eBattery Test In Vehicle (incl. cranking \u0026amp; charging)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect the clamps to the battery. Select \u003cstrong\u003eIn Vehicle\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eFirst, perform a \u003cstrong\u003eBattery Test\u003c\/strong\u003e according to the steps above.\u003c\/li\u003e\n\u003cli\u003eThen select \u003cstrong\u003eCranking Test\u003c\/strong\u003e. Start the engine when prompted – the unit measures voltage drop and cranking data.\u003c\/li\u003e\n\u003cli\u003eAfter starting, select \u003cstrong\u003eCharging Test\u003c\/strong\u003e. Let the engine idle, turn on heavy loads (high beams, AC, rear defroster) if prompted.\u003c\/li\u003e\n\u003cli\u003eRead off the alternator's voltage level and any ripples\/deviations.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eMotorcycle Mode\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eMotorcycle\u003c\/strong\u003e or the corresponding menu option.\u003c\/li\u003e\n\u003cli\u003eSelect the correct battery type and optionally MC rating.\u003c\/li\u003e\n\u003cli\u003eFollow the standard test – the interpretation is adapted for small starter batteries.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eInterpreting Results\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGood:\u003c\/strong\u003e Battery is performing as expected. No action necessary.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecharge:\u003c\/strong\u003e Low SOC – charge the battery with a suitable charger (AGM\/GEL\/EFB require the correct charge profile) and retest.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace:\u003c\/strong\u003e Low SOH, high internal resistance, or significantly reduced CCA – plan for battery replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking – low min. voltage (\u0026lt;~9.6 V):\u003c\/strong\u003e Possibly weak battery or heavy starter motor\/friction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging – too low (\u0026lt;13.2 V) \/ too high (\u0026gt;14.8 V):\u003c\/strong\u003e Check alternator, wiring, ground, and regulator.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSafety\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWork in a ventilated environment. Avoid sparks near batteries.\u003c\/li\u003e\n\u003cli\u003ePolarity-protected clamps reduce the risk of short circuit – keep them separate nonetheless.\u003c\/li\u003e\n\u003cli\u003eAlways connect \u003cstrong\u003e+\u003c\/strong\u003e first, \u003cstrong\u003e−\u003c\/strong\u003e last. When disconnecting: the reverse.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FREQUENTLY ASKED QUESTIONS (FAQ) --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003eDoes the KW218 work on AGM and EFB batteries?\u003c\/h3\u003e\n\u003cp\u003eYes, select the correct battery type in the menu for the correct algorithm and interpretation.\u003c\/p\u003e\n\u003ch3\u003eCan I test the battery without disconnecting it?\u003c\/h3\u003e\n\u003cp\u003eYes. Use \u003cem\u003eIn Vehicle\u003c\/em\u003e and perform the battery, cranking, and charging tests in sequence.\u003c\/p\u003e\n\u003ch3\u003eDoes the device only show volts?\u003c\/h3\u003e\n\u003cp\u003eNo. You also get \u003cstrong\u003einternal resistance\u003c\/strong\u003e, \u003cstrong\u003eSOC\u003c\/strong\u003e, \u003cstrong\u003eSOH\u003c\/strong\u003e, \u003cstrong\u003eCCA\u003c\/strong\u003e, and a \u003cstrong\u003ediagnosis\u003c\/strong\u003e (Good\/Recharge\/Replace).\u003c\/p\u003e\n\u003ch3\u003eHow do I know which standard (CCA\/EN\/JIS) to choose?\u003c\/h3\u003e\n\u003cp\u003eRead the battery's label. If there are several values, choose the standard specified, e.g., EN 620 A.\u003c\/p\u003e\n\u003ch3\u003eIs lithium\/LiFePO\u003csub\u003e4\u003c\/sub\u003e supported?\u003c\/h3\u003e\n\u003cp\u003eNo, the KW218 is designed for lead-based starter batteries (Flooded\/AGM\/GEL\/EFB).\u003c\/p\u003e\n\u003ch3\u003eCan I save or print reports?\u003c\/h3\u003e\n\u003cp\u003eThe KW218 displays and summarizes on the screen. For printing\/logging requirements, a more advanced model with PC\/App support is recommended.\u003c\/p\u003e\n\u003ch3\u003eDoes it detect poor ground cables?\u003c\/h3\u003e\n\u003cp\u003eIndirectly: abnormal voltage drop\/ripples in the charging test can indicate ground faults or cable problems.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS \u0026 ADVICE --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Advice\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCharge first – then retest. Many “Replace” become “Good” after a full charge with the correct charge profile.\u003c\/li\u003e\n\u003cli\u003eAGM\/GEL require the correct charger. Avoid standard “wet” mode on advanced batteries.\u003c\/li\u003e\n\u003cli\u003eShort drives? Regularly maintain charge to avoid sulfation and high internal resistance.\u003c\/li\u003e\n\u003cli\u003eFor seasonal storage (MC\/boat): maintenance charging \u0026amp; temperature control extends lifespan.\u003c\/li\u003e\n\u003cli\u003eMatch the stated standard: do not measure a JIS battery against CCA if JIS is specified; choose the same scale.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGE CONTENTS --\u003e\n\u003csection id=\"box\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW218 battery tester (6 V\/12 V)\u003c\/li\u003e\n\u003cli\u003e1 × User Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- IMPORTANT NOTES \/ DISCLAIMER --\u003e\n\u003csection id=\"legal\"\u003e\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOnly for lead-based starter batteries (Flooded\/AGM\/GEL\/EFB) at 6 or 12 V.\u003c\/li\u003e\n\u003cli\u003eLithium\/LiFePO\u003csub\u003e4\u003c\/sub\u003e is not supported by this model.\u003c\/li\u003e\n\u003cli\u003eResults are affected by battery temperature, charging history, and rest time – follow the \u003cem\u003eRecharge\u003c\/em\u003e recommendation and retest.\u003c\/li\u003e\n\u003cli\u003eIn case of repeated “Replace” results, the battery should be replaced and the charging system checked.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SUMMARY --\u003e\n\u003csection id=\"summary\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW218\u003c\/strong\u003e delivers \u003cstrong\u003efast and reliable battery diagnostics\u003c\/strong\u003e for both 6 V and 12 V systems. With support for \u003cstrong\u003eAGM, GEL, EFB, and lead-acid\u003c\/strong\u003e, \u003cstrong\u003eSOC\/SOH\u003c\/strong\u003e assessment, \u003cstrong\u003eCCA\u003c\/strong\u003e, \u003cstrong\u003einternal resistance\u003c\/strong\u003e, and tests for \u003cstrong\u003ecranking\u003c\/strong\u003e and \u003cstrong\u003echarging\u003c\/strong\u003e, you get all the information you need to decide whether to \u003cem\u003echarge\u003c\/em\u003e or \u003cem\u003ereplace\u003c\/em\u003e. An excellent choice for both professionals and enthusiasts who want \u003cstrong\u003eaccurate answers\u003c\/strong\u003e without hassle.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (Hidden) --\u003e\n\u003csection style=\"display: none;\" id=\"seo\"\u003eKONNWEI KW218, 6V battery tester, 12V battery tester, AGM, GEL, EFB, lead-acid, CCA, SOC, SOH, internal resistance, cranking test, charging system test, battery waveform, car battery test, motorcycle battery test, battery analyzer\u003c\/section\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177154105612,"sku":"FEL-KW218","price":319.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/konnwei-kw218-multifunktionell-6v12v-batteritestare-for-agm-gel-efb-och-blysyra-bil-mc-8316718.jpg?v=1771872629"},{"product_id":"konnwei-kw320-obd2-diagnostikscanner","title":"KONNWEI KW320 – OEM OBD2 Diagnostic with Color Screen, Smog Check, DTC \u0026 VIN","description":"\u003c!-- READY HTML FOR SHOPIFY – felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"kw320\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI KW320 – OBD2\/EOBD\/CAN Code Reader with Color Screen, I\/M, DTC \u0026amp; VIN\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"mpn\" content=\"KW320\"\u003e \u003cmeta itemprop=\"sku\" content=\"KW320\"\u003e \u003cmeta itemprop=\"category\" content=\"Code Readers, OBD2, OBD, Car Tools, Smog\/Exhaust\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI KW320 – OEM OBD2 Diagnostics with Color Screen, Smog Check\/I\/M, DTC \u0026amp; VIN\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (approx. 200–300 words) --\u003e\n\u003csection itemprop=\"description\" id=\"intro\"\u003e\n\u003ch2\u003eShort Version\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KW320\u003c\/strong\u003e is a fast and convenient \u003cstrong\u003eOBD2\/EOBD\/CAN code reader\u003c\/strong\u003e for 12V gasoline and diesel vehicles. It reads and clears \u003cstrong\u003eengine fault codes (DTCs)\u003c\/strong\u003e, displays \u003cstrong\u003elive data stream\u003c\/strong\u003e in both list and graph views, features \u003cstrong\u003eone-click I\/M Readiness\u003c\/strong\u003e for easy inspection checks, as well as \u003cstrong\u003eone-click VIN\u003c\/strong\u003e and a built-in \u003cstrong\u003eDTC lookup library\u003c\/strong\u003e. The bright \u003cstrong\u003e2.8” color screen\u003c\/strong\u003e and color-coded LED indicators (green\/yellow\/red) make diagnosis quick and understandable even for beginners.\u003c\/p\u003e\n\u003cp\u003eThe KW320 supports all \u003cstrong\u003e10 OBD modes\u003c\/strong\u003e including Mode 6 (on-board monitoring), \u003cstrong\u003eO2 test\u003c\/strong\u003e, and \u003cstrong\u003eEVAP test data\u003c\/strong\u003e. It works on most \u003cstrong\u003eOBD2\/EOBD-compliant\u003c\/strong\u003e cars: USA 1996→, EU gasoline ~2001→, EU diesel ~2004→ (variations may occur). Perfect for finding out why the \u003cem\u003eCheck Engine\u003c\/em\u003e light is on, clearing codes after repair, and verifying that monitors are ready for \u003cstrong\u003einspection\/SMOG\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eWant to compare more readers? Check out our collection of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- FEATURES --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne-click I\/M Readiness:\u003c\/strong\u003e Quick emissions status check before inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead\/Clear DTC:\u003c\/strong\u003e Generic (P0) and manufacturer-specific (P1) + pending.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive data \u0026amp; graphs:\u003c\/strong\u003e RPM, speed, ECT, STFT\/LTFT, O2, MAP\/MAF etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze frame:\u003c\/strong\u003e Snapshot of data at the time of a fault event.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMode 6:\u003c\/strong\u003e On-board monitoring results for in-depth troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2\/EVAP:\u003c\/strong\u003e Display O2 sensor data and EVAP test data.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne-click VIN\/DTC dictionary:\u003c\/strong\u003e Retrieve VIN\/CIN\/CVN and look up code descriptions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery voltage:\u003c\/strong\u003e Quick check of system voltage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultilingual menu (9 languages)\u003c\/strong\u003e and built-in speaker.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"spec\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 2.8” TFT color, high contrast\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e Via OBD2 port (12V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocols:\u003c\/strong\u003e ISO9141-2, ISO14230-4 (KWP 5-baud\/fast), ISO15765-4 CAN (11\/29-bit, 250\/500 kbit\/s), SAE J1850 PWM\/VPW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD Modes:\u003c\/strong\u003e Mode 01–10 (incl. Mode 6, O2, EVAP)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages:\u003c\/strong\u003e EN, FR, DE, NL, ES, RU, PT, IT, PL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifespan:\u003c\/strong\u003e up to ~8000 h (stated)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertificates:\u003c\/strong\u003e CE, FCC, RoHS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- COMPATIBILITY --\u003e\n\u003csection id=\"komp\"\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSA:\u003c\/strong\u003e OBD2 1996→\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEurope:\u003c\/strong\u003e Gasoline ~2001→, Diesel ~2004→ (EOBD)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAsia\/China:\u003c\/strong\u003e Typically 2006\/2011→ (varies by model\/market)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupport:\u003c\/strong\u003e 12V gasoline\/diesel\/HEV with OBD2\/EOBD \u0026amp; 16-pin connector\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote:\u003c\/em\u003e 24V vehicles and certain JOBD models are not supported. No scanner works on \u003cem\u003eall\u003c\/em\u003e cars – always check for OBD2 support.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- USAGE --\u003e\n\u003csection id=\"anv\"\u003e\n\u003ch2\u003eQuick Start\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eTurn on ignition (engine off if manual requires).\u003c\/li\u003e\n\u003cli\u003eConnect KW320 to the 16-pin OBD2 port.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eRead Codes\u003c\/strong\u003e to read faults; \u003cstrong\u003eClear\u003c\/strong\u003e after repair.\u003c\/li\u003e\n\u003cli\u003eCheck \u003cstrong\u003eI\/M\u003c\/strong\u003e – perform drive cycle until all monitors are \u003cstrong\u003eReady\u003c\/strong\u003e for inspection.\u003c\/li\u003e\n\u003cli\u003eView \u003cstrong\u003eLive Data\u003c\/strong\u003e for diagnosis and logic check.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it clear all warning lights?\u003c\/strong\u003e The KW320 handles engine\/MIL via OBD2. ABS\/SRS\/EPB require brand-specific\/full system tools.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work on diesel?\u003c\/strong\u003e Yes, if the car is OBD2\/EOBD compliant (EU diesel typically 2004→).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGING --\u003e\n\u003csection id=\"pack\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW320 scanner\u003c\/li\u003e\n\u003cli\u003e1 × User manual\u003c\/li\u003e\n\u003cli\u003e1 × Color box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- LINK TO CATEGORY --\u003e\n\u003cp style=\"margin-top: 1rem;\"\u003eExplore more models in our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e category.\u003c\/p\u003e\n\u003c!-- SEO (HIDDEN) --\u003e\n\u003csection style=\"display: none;\" id=\"seo\"\u003eKW320, KONNWEI KW320, OBD2, EOBD, CAN, fault code reader, I\/M Readiness, SMOG, Mode 6, O2 test, EVAP, VIN, DTC lookup, live data, graph, color screen, felkodslasare.se\u003c\/section\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177154859276,"sku":"FEL-KW320","price":319.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/konnwei-kw320-oem-obd2-diagnos-med-fargskarm-smog-check-dtc-vin-3611442.jpg?v=1771872576"},{"product_id":"konnwei-kw680-obd2-diagnostikverktyg","title":"KONNWEI KW680 – OBD2\/EOBD\/CAN Diagnostic Scanner with DTC Lookup, Live Data \u0026 O2 Sensor Test","description":"\u003c!-- READY HTML FOR SHOPIFY – KONNWEI KW680 OBD2\/EOBD\/CAN Code Reader \/ felkodslasare.se --\u003e\n\u003csection id=\"konnwei-kw680\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Product\"\u003e\u003cmeta content=\"KONNWEI KW680 – OBD2\/EOBD\/CAN Code Reader with DTC Lookup, Live Data \u0026amp; O2 Sensor Test\" itemprop=\"name\"\u003e \u003cmeta content=\"KONNWEI\" itemprop=\"brand\"\u003e \u003cmeta content=\"KW680\" itemprop=\"sku\"\u003e \u003cmeta content=\"KW680\" itemprop=\"mpn\"\u003e \u003cmeta content=\"OBD2, Code Reader, Handheld Scanner, EOBD, CAN\" itemprop=\"category\"\u003e \u003clink href=\"https:\/\/www.felkodslasare.se\/\" itemprop=\"url\"\u003e\n\u003ch2\u003eKONNWEI KW680 – OBD2\/EOBD\/CAN Code Reader with DTC Lookup, Live Data \u0026amp; O2 Sensor Test\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (200–300 words) --\u003e\n\u003cdiv id=\"kortversion\" itemprop=\"description\"\u003e\n\u003ch2\u003eShort Version – Quick Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW680\u003c\/strong\u003e is a \u003cstrong\u003ehandheld OBD2\/EOBD\/CAN code reader\u003c\/strong\u003e that covers engine and emissions diagnostics on OBD2-compliant vehicles. It reads\/clears diagnostic trouble codes (DTCs), displays \u003cstrong\u003elive data\u003c\/strong\u003e, \u003cstrong\u003efreeze frame\u003c\/strong\u003e, \u003cstrong\u003eI\/M readiness\u003c\/strong\u003e, performs \u003cstrong\u003eO2 sensor test\u003c\/strong\u003e and \u003cstrong\u003eon-board monitor test\u003c\/strong\u003e, and offers \u003cstrong\u003eDTC lookup\u003c\/strong\u003e, \u003cstrong\u003emodule overview\u003c\/strong\u003e, and \u003cstrong\u003eBAT check\u003c\/strong\u003e. The \u003cstrong\u003e2.4” color screen\u003c\/strong\u003e and built-in speaker provide clear feedback, and you can save\/review data and \u003cstrong\u003eprint\u003c\/strong\u003e via PC.\u003c\/p\u003e\n\u003cp\u003eCompared to the \u003cem\u003eKW850\u003c\/em\u003e, the main difference is the \u003cstrong\u003escreen size and button layout\u003c\/strong\u003e (KW850 has a larger screen and more navigation buttons). \u003cstrong\u003eSoftware functionalities are largely equivalent\u003c\/strong\u003e. The KW680 is suitable for those who want a convenient scanner for daily troubleshooting, pre-inspection checks, and maintenance. For those looking for standalone tools in more models – see our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\" title=\"Handheld code readers\"\u003ehandheld code readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TABLE OF CONTENTS --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#protokoll\"\u003eSupported protocols \u0026amp; vehicle compatibility\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; step-by-step guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#skillnad-kw850\"\u003eDifference between KW680 and KW850\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; best practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#ansvar\"\u003eImportant notices \u0026amp; disclaimer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUCTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKW680\u003c\/strong\u003e is designed to quickly identify why the \u003cem\u003eCheck Engine\u003c\/em\u003e light is on and to provide an overview of the engine's emission-related systems. With \u003cstrong\u003eDTC reading\/clearing\u003c\/strong\u003e, \u003cstrong\u003eI\/M readiness\u003c\/strong\u003e, \u003cstrong\u003elive data\u003c\/strong\u003e, and \u003cstrong\u003eO2 test\u003c\/strong\u003e, you can troubleshoot effectively and confirm repairs after servicing. The tool supports multiple languages (e.g., English, Spanish, Portuguese, French, Russian, German, Dutch, Italian) and has a \u003cstrong\u003ebuilt-in DTC database\u003c\/strong\u003e for quick fault code interpretation.\u003c\/p\u003e\n\u003cp\u003eThe KW680 is ideal for hobbyists, workshops, and car dealerships who need a standalone, reliable tool for OBD2\/EOBD\/CAN. You connect via the \u003cstrong\u003e16-pin OBD port\u003c\/strong\u003e – no separate app is required. For wireless adapters and mobile apps, see \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/vgate-vlinker-obd2\"\u003eVgate\/vLinker\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Digital handheld engine analyzer \/ code reader\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW680\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 12 V via vehicle's OBD2 socket\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 2.4\" TFT color display, built-in speaker\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e 16-pin OBD2 (DLC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e ABS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertificates:\u003c\/strong\u003e CE, FCC, RoHS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDevice Languages:\u003c\/strong\u003e English, Spanish, Portuguese, French, Russian, German, Dutch, Italian\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions:\u003c\/strong\u003e Read\/clear fault codes, live data, freeze frame, I\/M readiness, O2 monitor test, on-board monitor test, component test (triggers ECU test), vehicle info (VIN\/CALID\/CVN), battery test (BAT check), modules present, DTC lookup, review \u0026amp; print data\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Drivetrain:\u003c\/strong\u003e 12 V petrol\/diesel\/hybrid with OBD2\/EOBD\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FUNCTIONS --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead Codes:\u003c\/strong\u003e Identify which parts of the emissions system are causing faults (P0xxx\/P1xxx etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eErase Codes:\u003c\/strong\u003e Clear fault codes after repair (ignition ON, engine OFF). Note that monitors will be reset.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e Display real-time values – e.g., RPM, ECT, IAT, MAP\/MAF, STFT\/LTFT, O2, ignition, speed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze Frame:\u003c\/strong\u003e Snapshot of sensor data at the moment the fault occurred – crucial for troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M Readiness:\u003c\/strong\u003e Overview of emissions monitor status before inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2 Monitor Test:\u003c\/strong\u003e Display the ECU's last O2 sensor test (not live values) – not supported on all cars.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn-Board Monitor Test (Mode $06):\u003c\/strong\u003e Reading of specific monitoring tests (component\/system tests).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Test (Mode $08):\u003c\/strong\u003e Initiate certain test commands via ECU where the vehicle supports it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Info (Mode $09):\u003c\/strong\u003e VIN\/CALID\/CVN where available.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBAT Check:\u003c\/strong\u003e General battery status via OBD – useful for starting\/charging related troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModules Present:\u003c\/strong\u003e Protocol\/communication overview.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDTC Lookup:\u003c\/strong\u003e Built-in fault code database for quick interpretation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReview\/Print:\u003c\/strong\u003e Play back saved data and print via PC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote:\u003c\/em\u003e Functions always depend on what the vehicle's ECU exposes via OBD2.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PROTOCOLS \u0026 COMPATIBILITY --\u003e\n\u003csection id=\"protokoll\"\u003e\n\u003ch2\u003eSupported Protocols \u0026amp; Vehicle Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe KW680 works on vehicles that meet the OBD2\/EOBD standard and have a 16-pin OBD2 socket:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSA:\u003c\/strong\u003e Passenger cars\/light trucks from 1996+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEU:\u003c\/strong\u003e Petrol ≈2001+, Diesel ≈2004+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCanada:\u003c\/strong\u003e ≈1998+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChina:\u003c\/strong\u003e Standard OBD2 ≈2011+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJapan\/Korea:\u003c\/strong\u003e OBD2 support may vary; some models later – check vehicle-specific information\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSupported car brands (examples, OBD2 standard):\u003c\/strong\u003e Chrysler, Ford, GM, Jeep; Alfa Romeo, Saab, Opel\/Vauxhall, Audi, SEAT, Peugeot, Bentley, Škoda, Daewoo, Mercedes-Benz, Daihatsu, Land Rover, BMW, Citroën, Volvo, Fiat, VW, Jaguar; Kia, Isuzu, Honda, Mitsubishi, Hyundai, Dacia, Lexus, Mazda, Nissan, Subaru, Suzuki, Toyota, etc.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eLimitations \u0026amp; Notes:\u003c\/em\u003e Russian car brands before 2012 (VAZ, UAZ, LADA) are generally not supported. Does not work on Renault trucks and some SsangYong. Some models\/regions have late OBD2 implementation – compatibility may vary.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; Step-by-Step Guide\u003c\/h2\u003e\n\u003ch3\u003ePreparations\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eLocate the car's \u003cstrong\u003eOBD2 socket (DLC)\u003c\/strong\u003e – usually under the dashboard on the driver's side.\u003c\/li\u003e\n\u003cli\u003eEnsure \u003cstrong\u003estable battery voltage\u003c\/strong\u003e (low voltage can cause communication errors).\u003c\/li\u003e\n\u003cli\u003eStart the KW680 and select \u003cstrong\u003elanguage\u003c\/strong\u003e from the menu if needed.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eQuick Troubleshooting\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect the KW680 to the \u003cstrong\u003e16-pin OBD2\u003c\/strong\u003e with the ignition \u003cstrong\u003eOFF\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eTurn the ignition \u003cstrong\u003eON\u003c\/strong\u003e (engine off). The device automatically identifies the protocol.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eRead Codes\u003c\/strong\u003e → note DTCs and descriptions.\u003c\/li\u003e\n\u003cli\u003eOpen \u003cstrong\u003eFreeze Frame\u003c\/strong\u003e to see data when the fault occurred.\u003c\/li\u003e\n\u003cli\u003eCheck \u003cstrong\u003eI\/M Readiness\u003c\/strong\u003e before inspection.\u003c\/li\u003e\n\u003cli\u003eAddress the root cause → select \u003cstrong\u003eErase Codes\u003c\/strong\u003e to turn off the light and reset monitors.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eLive Data \u0026amp; Graphs\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eOpen \u003cstrong\u003eLive Data\u003c\/strong\u003e. Select relevant PIDs (e.g., RPM, ECT, STFT\/LTFT, O2, MAP\/MAF).\u003c\/li\u003e\n\u003cli\u003eDisplay as numeric or graph. Limit the number of PIDs for faster updates.\u003c\/li\u003e\n\u003cli\u003eSave log and use \u003cstrong\u003eReview\u003c\/strong\u003e\/\u003cstrong\u003ePrint\u003c\/strong\u003e for documentation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eO2 \u0026amp; On-Board Tests\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2 Monitor Test:\u003c\/strong\u003e Displays the ECU's latest test results (not live). Results vary per car.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn-Board Monitor (Mode $06):\u003c\/strong\u003e Analyze component\/monitoring tests and limit values (Pass\/Fail).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Test (Mode $08):\u003c\/strong\u003e Initiates selected tests via ECU if the vehicle supports it. Follow vehicle service instructions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePrinting\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect the KW680 to a PC according to the manual.\u003c\/li\u003e\n\u003cli\u003eTransfer saved reports\/logs and print (format may vary depending on the software).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- DIFFERENCE FROM KW850 --\u003e\n\u003csection id=\"skillnad-kw850\"\u003e\n\u003ch2\u003eDifference: KW680 vs. KW850\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eScreen \u0026amp; Buttons:\u003c\/strong\u003e The KW850 has a larger screen and more navigation buttons (better browsing\/overview).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoftware:\u003c\/strong\u003e Largely the same internal functionality between the models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChoice:\u003c\/strong\u003e Choose the KW850 if you want a larger display and more ergonomic navigation. Choose the KW680 for a more compact format and lower price.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Does the KW680 read ABS\/airbag\/BCM?\u003c\/h3\u003e\n\u003cp\u003eOBD2\/EOBD focuses on \u003cstrong\u003eengine\/emissions\u003c\/strong\u003e. For systems like ABS\/SRS, brand-specific or system-specific tools are required.\u003c\/p\u003e\n\u003ch3\u003e2. Does it work on all cars?\u003c\/h3\u003e\n\u003cp\u003eOn OBD2\/EOBD-compliant 12 V vehicles with a 16-pin socket (see timelines per region). Some models\/regions may lack full exposure.\u003c\/p\u003e\n\u003ch3\u003e3. Can I print reports?\u003c\/h3\u003e\n\u003cp\u003eYes, via PC according to the manual. You can also store data and review it later.\u003c\/p\u003e\n\u003ch3\u003e4. Does it turn off the check engine light?\u003c\/h3\u003e\n\u003cp\u003eYes – after \u003cstrong\u003eErase Codes\u003c\/strong\u003e, provided the fault has been rectified. Otherwise, the light may come on again.\u003c\/p\u003e\n\u003ch3\u003e5. The O2 test shows no values?\u003c\/h3\u003e\n\u003cp\u003eIt displays the ECU's latest test results and is not supported on all cars. For live O2 values, use \u003cstrong\u003eLive Data\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e6. What does I\/M readiness mean?\u003c\/h3\u003e\n\u003cp\u003eStatus of the emissions monitors. After code clearing, monitors must become \"Ready\" again via a drive cycle before inspection.\u003c\/p\u003e\n\u003ch3\u003e7. Support for diesel\/hybrid?\u003c\/h3\u003e\n\u003cp\u003eYes, as long as the vehicle complies with OBD2\/EOBD and has a 12 V system.\u003c\/p\u003e\n\u003ch3\u003e8. Does it work with a 24 V truck?\u003c\/h3\u003e\n\u003cp\u003eNo, the KW680 is designed for 12 V lighter vehicles. For heavy-duty\/24 V, other tools\/adapters are required.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave before clearing:\u003c\/strong\u003e Document DTC + freeze frame before erasing – facilitates troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChoose the right PIDs:\u003c\/strong\u003e 6–10 key values provide faster graphs and clearer analysis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAfter clearing:\u003c\/strong\u003e Perform a \u003cem\u003edrive cycle\u003c\/em\u003e to get I\/M monitors \"Ready\" before inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage quality:\u003c\/strong\u003e Low voltage can cause \"No Comm\" and unstable readings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplement smartly:\u003c\/strong\u003e Do you need wireless diagnostics on your mobile? See \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/vgate-vlinker-obd2\"\u003eVgate\/vLinker\u003c\/a\u003e. Want to compare more standalone units? See \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ehandheld scanners\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW680 Code Reader\u003c\/li\u003e\n\u003cli\u003e1 × OBD2 cable (integrated\/included as per package)\u003c\/li\u003e\n\u003cli\u003e1 × User Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- RESPONSIBILITY --\u003e\n\u003csection id=\"ansvar\"\u003e\n\u003ch2\u003eImportant Notices \u0026amp; Disclaimer\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOBD2\/EOBD primarily covers \u003cstrong\u003eengine \u0026amp; emissions\u003c\/strong\u003e. Other systems may require brand-specific tools.\u003c\/li\u003e\n\u003cli\u003eVehicles and model years vary in the data they expose. Not all functions are available on all cars.\u003c\/li\u003e\n\u003cli\u003eAll diagnostics are performed at \u003cstrong\u003eyour own risk\u003c\/strong\u003e. Use the tool in a safe place and follow local regulations.\u003c\/li\u003e\n\u003cli\u003eRegion\/manufacturer variations may affect compatibility (especially older Japanese\/Korean models).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SUMMARY --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW680\u003c\/strong\u003e is an \u003cstrong\u003eaffordable and comprehensive\u003c\/strong\u003e handheld code reader for OBD2\/EOBD\/CAN. With DTC lookup, live data, freeze frame, I\/M, O2, and on-board tests, as well as printing support, it is a reliable tool for troubleshooting, verification, and documentation – whether you are an enthusiast or work in a workshop. 🔧\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO-EXTRA (HIDDEN) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI KW680, OBD2 code reader, EOBD, CAN, DTC Lookup, Live Data, Freeze Frame, I\/M Readiness, O2 sensor test, On-Board Monitor, Component Test, Vehicle Info VIN CALID CVN, BAT Check, Modules Present, Review Print, handheld scanner, 12V petrol diesel hybrid, felkodslasare.se, KW850 difference, engine diagnosis, inspection, emission.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177156727052,"sku":"FEL-KW680","price":419.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/konnwei-kw680-obd2eobdcan-felkodslasare-med-dtc-uppslag-livedata-o2-sensortest-9659287.jpg?v=1771872625"},{"product_id":"konnwei-kw901-tradlos-obd2-scanner-bt5-0-elm327-v1-5","title":"KONNWEI KW901 – Bluetooth OBD2 Adapter (ELM327 25K80) for Diagnostics, Data Stream \u0026 I\/M Readiness","description":"\u003c!-- KLAR HTML FÖR SHOPIFY – felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"kw901\"\u003e\u003cmeta content=\"KONNWEI KW901 – Bluetooth OBD2 Adapter (ELM327 25K80) with Data Stream \u0026amp; I\/M\" itemprop=\"name\"\u003e \u003cmeta content=\"KONNWEI\" itemprop=\"brand\"\u003e \u003cmeta content=\"KW901\" itemprop=\"mpn\"\u003e \u003cmeta content=\"KW901-BT50\" itemprop=\"sku\"\u003e \u003cmeta content=\"OBD2, Fault Code Reader, Bluetooth Adapter, ELM327, Car Tool\" itemprop=\"category\"\u003e \u003clink href=\"https:\/\/www.felkodslasare.se\/\" itemprop=\"url\"\u003e\n\u003ch2\u003eKONNWEI KW901 – Bluetooth OBD2 Adapter (ELM327 25K80) for Diagnostics, Data Stream \u0026amp; I\/M Readiness\u003c\/h2\u003e\n\u003c!-- KORTVERSION 200–300 ORD --\u003e\n\u003csection itemprop=\"description\" id=\"kortversion\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW901\u003c\/strong\u003e is a compact and low-power \u003cstrong\u003eBluetooth OBD2 adapter\u003c\/strong\u003e that transforms your \u003cstrong\u003eiOS\/Android\u003c\/strong\u003e mobile or tablet into a powerful \u003cstrong\u003efault code reader\u003c\/strong\u003e and \u003cstrong\u003ereal-time monitor\u003c\/strong\u003e. With stable connectivity via \u003cstrong\u003eBluetooth 5.0\u003c\/strong\u003e (backward compatible) and the proven \u003cstrong\u003eELM327 25K80 platform\u003c\/strong\u003e, you can read\/clear engine fault codes (MIL), check \u003cstrong\u003eI\/M Readiness\u003c\/strong\u003e before inspection, and monitor a range of important sensors in real-time such as \u003cem\u003eRPM, speed, coolant temperature, lambda\/O2 sensor data, intake manifold pressure, load, MAF\u003c\/em\u003e, and much more.\u003c\/p\u003e\n\u003cp\u003eThe adapter supports all \u003cstrong\u003eOBD-II\/EOBD protocols\u003c\/strong\u003e including \u003cem\u003eCAN, ISO9141-2, KWP2000, SAE J1850 PWM\/VPW\u003c\/em\u003e and works on OBD2-compatible gasoline and diesel cars (12 V). Thanks to its automatic sleep mode function, the KW901 draws minimal power when the car is off, and its small size allows it to remain plugged in without being in the way.\u003c\/p\u003e\n\u003cp\u003eThe KW901 is perfect for those who want to \u003cstrong\u003ediagnose \"Check Engine\"\u003c\/strong\u003e, analyze \u003cstrong\u003elive data\u003c\/strong\u003e, create \u003cstrong\u003elogs\/reports\u003c\/strong\u003e, and track consumption\/trim values. Want to see more readers and accessories? Visit our collection of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- INNEHÅLL --\u003e\u003cnav id=\"toc\"\u003e\n\u003ch2\u003eTable of Contents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – What the KW901 Is and Does\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bullet list)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Use Cases\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#protokoll\"\u003eProtocols \u0026amp; Compatibility\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \/ Installation Guide (iOS \u0026amp; Android)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#im-readiness\"\u003eI\/M Readiness \u0026amp; Inspection\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#datasensorer\"\u003eData Streams \u0026amp; Sensors – Examples\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#felsokning\"\u003eTroubleshooting \u0026amp; Frequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; Best Practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#notiser\"\u003eImportant Notices \u0026amp; Disclaimer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#seo\"\u003eSEO Keywords (hidden)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUKTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – What the KW901 Is and Does\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW901\u003c\/strong\u003e connects your smartphone\/tablet to the car's control unit via the OBD2 port (16-pin). Through a compatible OBD app, you can immediately read engine-related faults (\u003cstrong\u003eDTC\u003c\/strong\u003e), clear fault codes after action, and \u003cstrong\u003evisualize live data\u003c\/strong\u003e in list or graph view. The adapter supports \u003cstrong\u003eI\/M Readiness\u003c\/strong\u003e, allowing you to check that monitoring systems are \"Ready\" before inspection.\u003c\/p\u003e\n\u003cp\u003eThe integrated \u003cstrong\u003eELM327 25K80\u003c\/strong\u003e solution provides fast and reliable communication. The KW901 works with older protocols (ISO9141-2\/KWP2000\/SAE J1850) as well as modern \u003cstrong\u003eCAN buses\u003c\/strong\u003e. With \u003cstrong\u003eBluetooth 5.0\u003c\/strong\u003e (classic\/BLE), you get a stable connection with low power consumption, and automatic \u003cstrong\u003esleep-mode\u003c\/strong\u003e that protects the car's battery when the car is turned off.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFIKATIONER --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW901\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChipset:\u003c\/strong\u003e ELM327-compatible base with \u003cstrong\u003e25K80\u003c\/strong\u003e controller (high compatibility\/stability)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e Bluetooth 5.0 (supports iOS\/Android; backward compatible with 4.x)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRange:\u003c\/strong\u003e up to approx. 10 m (line of sight)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e 12 V via OBD port (auto sleep mode after inactivity)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e approx. 0.75 W (with power switch\/auto-sleep)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temp.:\u003c\/strong\u003e −20 °C to +70 °C (storage −40 °C to +125 °C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 70 × 32 × 30.5 mm (≈ 2.75″ × 1.25″ × 1.2″)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e ABS, automotive-grade plastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED\/Indication:\u003c\/strong\u003e Status\/Communication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocol Support:\u003c\/strong\u003e ISO9141-2, ISO14230-4 (KWP 5-baud\/fast), ISO15765-4 (CAN 11\/29-bit, 250\/500 kbit\/s), SAE J1850 (PWM\/VPW), SAE J1939, USER1\/USER2 (CAN user speeds)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Platforms:\u003c\/strong\u003e iOS \u0026amp; Android (supported in popular OBD apps)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn-App Functions:\u003c\/strong\u003e Read\/clear DTC, I\/M Readiness, live data (PID), freeze frame, sensor graphs, log\/export, warning light reset (MIL)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColors:\u003c\/strong\u003e Black \/ Black-Orange \/ Black-Red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12 months\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FUNKTIONER --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnose \"Check Engine\" (MIL):\u003c\/strong\u003e Read both generic (\u003cem\u003eP0\u003c\/em\u003e) and manufacturer-specific (\u003cem\u003eP1\u003c\/em\u003e) codes, get descriptions, and clear after remedy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M Readiness:\u003c\/strong\u003e Quick check of emission monitors (e.g., \u003cem\u003eO2, CAT, EVAP, EGR\u003c\/em\u003e) before inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive data stream:\u003c\/strong\u003e Monitor RPM, speed, coolant temp, MAP\/MAF, load, ignition advance, fuel trims, etc., in real-time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze frame:\u003c\/strong\u003e Capture sensor data from the moment the fault code was set – ideal for intermittent faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLog \u0026amp; export:\u003c\/strong\u003e Record driving data, save reports for comparison before\/after repair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote monitoring:\u003c\/strong\u003e Allow workshops\/customers to share data\/reports for faster troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse cases:\u003c\/strong\u003e Pre-inspection, troubleshooting idle\/jerking, lambda\/trim check, thermostat diagnosis, air leak indicator (MAP\/MAF), fuel pressure sensor via OBD, and more.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- PROTOKOLL \u0026 KOMPATIBILITET --\u003e\n\u003csection id=\"protokoll\"\u003e\n\u003ch2\u003eProtocols \u0026amp; Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe KW901 is designed for \u003cstrong\u003eOBD2\/EOBD-compatible 12V vehicles\u003c\/strong\u003e. General guidelines:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSA:\u003c\/strong\u003e Cars\/light trucks from \u003cstrong\u003e1996→\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEU:\u003c\/strong\u003e Gasoline typically \u003cstrong\u003e2001→\u003c\/strong\u003e, Diesel typically \u003cstrong\u003e2004→\u003c\/strong\u003e (EOBD).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOthers:\u003c\/strong\u003e Varies – check \"Vehicle Emission Control Information\" label and OBD2 port.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote:\u003c\/em\u003e 24V heavy vehicles are not supported. Some \u003cstrong\u003eJOBD\u003c\/strong\u003e (Japanese variants) may have limitations. For advanced brand-specific systems (ABS\/SRS\/EPB, etc.), a full-system scanner is recommended. Explore more options in our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code reader collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL \/ INSTALLATIONSGUIDE --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \/ Installation Guide (iOS \u0026amp; Android)\u003c\/h2\u003e\n\u003ch3\u003ePreparation\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePark safely. Turn \u003cstrong\u003eoff\u003c\/strong\u003e the ignition.\u003c\/li\u003e\n\u003cli\u003eLocate the \u003cstrong\u003eOBD2 port\u003c\/strong\u003e (usually under the dashboard on the driver's side).\u003c\/li\u003e\n\u003cli\u003eInsert the \u003cstrong\u003eKW901\u003c\/strong\u003e into the port. Ensure the connection is fully seated.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eStep A – Pairing\u003c\/h3\u003e\n\u003cdiv class=\"grid\"\u003e\n\u003cdiv\u003e\n\u003ch4\u003eAndroid\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eStart the car (ignition \u003cem\u003eON\u003c\/em\u003e, engine can be off if the app allows).\u003c\/li\u003e\n\u003cli\u003eEnable \u003cstrong\u003eBluetooth\u003c\/strong\u003e on your phone.\u003c\/li\u003e\n\u003cli\u003eOpen your phone's \u003cstrong\u003eBluetooth settings\u003c\/strong\u003e and select a device named e.g., \u003cem\u003eOBDII \/ KW901 \/ V-LINK\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003eConfirm pairing (PIN rarely required – otherwise use \u003cem\u003e1234\u003c\/em\u003e or \u003cem\u003e0000\u003c\/em\u003e).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch4\u003eiOS (iPhone\/iPad)\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eStart the car (ignition \u003cem\u003eON\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003eOpen the \u003cstrong\u003eApp's\u003c\/strong\u003e own connection menu (many iOS apps connect BLE directly within the app, not via the iOS Bluetooth list).\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eAdapter Type = ELM327\/BLE\u003c\/strong\u003e and connect to \u003cem\u003eKW901\/OBDII\u003c\/em\u003e that appears in the app's list.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eStep B – App Configuration (General)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eAdapter Type:\u003c\/strong\u003e ELM327.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eConnection:\u003c\/strong\u003e Bluetooth\/BLE.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eProtocol:\u003c\/strong\u003e Auto (the app\/adapter usually identifies the correct protocol).\u003c\/li\u003e\n\u003cli\u003ePress \u003cstrong\u003eConnect\u003c\/strong\u003e – wait until the status shows connected and PIDs start flowing in.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eQuick Start – Reading \u0026amp; Clearing Fault Codes\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eOpen the \u003cstrong\u003eDTC\/Check Engine\u003c\/strong\u003e tab in the app.\u003c\/li\u003e\n\u003cli\u003ePress \u003cstrong\u003eRead\/Scan\u003c\/strong\u003e to retrieve fault codes.\u003c\/li\u003e\n\u003cli\u003eNote codes \u0026amp; descriptions (e.g., \u003cem\u003eP0420 Cat efficiency\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003eAddress the cause. Then clear codes with \u003cstrong\u003eClear\u003c\/strong\u003e (ignition on, engine off, if the app requires).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eQuick Start – I\/M Readiness\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eOpen the \u003cstrong\u003eI\/M\u003c\/strong\u003e (Readiness\/Monitors) tab.\u003c\/li\u003e\n\u003cli\u003eVerify that critical monitors are \u003cstrong\u003eReady\u003c\/strong\u003e (green). If \u003cem\u003eNot Ready\u003c\/em\u003e – perform the recommended drive cycle according to the car model.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eQuick Start – Live Data \u0026amp; Logging\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eLive Data\/Realtime\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eSelect desired \u003cstrong\u003ePIDs\u003c\/strong\u003e (e.g., RPM, ECT, STFT\/LTFT, O2, MAP\/MAF, VSS).\u003c\/li\u003e\n\u003cli\u003eSwitch to \u003cstrong\u003egraph view\u003c\/strong\u003e to see trends and relationships.\u003c\/li\u003e\n\u003cli\u003eStart \u003cstrong\u003elogging\u003c\/strong\u003e to save a drive (perfect for road tests and intermittent faults).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eSafe Removal\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eClose the app's connection (Disconnect).\u003c\/li\u003e\n\u003cli\u003eTurn off the ignition and carefully pull out the KW901.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- I\/M READINESS --\u003e\n\u003csection id=\"im-readiness\"\u003e\n\u003ch2\u003eI\/M Readiness \u0026amp; Inspection\u003c\/h2\u003e\n\u003cp\u003eI\/M Readiness indicates whether the car's emission-related self-tests (monitors) have been completed after code clearing or battery replacement. Typical monitors: \u003cem\u003eMisfire, Fuel System, Comprehensive, O2, Catalyst, EVAP, EGR\u003c\/em\u003e. If any are \u003cstrong\u003eNot Ready\u003c\/strong\u003e, the car may fail the emissions test. Use the KW901 to check the status and perform the vehicle's recommended drive cycle until everything is \u003cstrong\u003eReady\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- DATA \u0026 SENSORER --\u003e\n\u003csection id=\"datasensorer\"\u003e\n\u003ch2\u003eData Streams \u0026amp; Sensors – Examples \u0026amp; Interpretation\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eECT – Coolant Temp:\u003c\/strong\u003e 85–95 °C during normal operation; slow warm-up may indicate a faulty thermostat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSTFT\/LTFT – Fuel Trims:\u003c\/strong\u003e Normal ±5–10 %; large positive values → lean mixture (air leak\/MAF), negative → rich mixture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2 Sensors\/Lambda:\u003c\/strong\u003e Pre-cat should fluctuate; post-cat more stable. P0420\/P0430 indicates catalytic converter\/exhaust leak\/sensor problem.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMAP\/MAF:\u003c\/strong\u003e Indicates airflow; deviating values can point to leaks\/dirty MAF.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIgnition Advance:\u003c\/strong\u003e Expected increase with RPM\/load; illogical behavior may indicate a sensor fault.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEVAP Pressure:\u003c\/strong\u003e Used to locate vapor leaks (small EVAP leaks often cause sporadic fault codes).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FELSÖKNING \u0026 FAQ --\u003e\n\u003csection id=\"felsokning\"\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; Frequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003eAdapter not found on phone\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCheck that the \u003cstrong\u003eignition is on\u003c\/strong\u003e and the KW901's LED is blinking.\u003c\/li\u003e\n\u003cli\u003eOn iOS: go via the \u003cstrong\u003eapp's\u003c\/strong\u003e own connection screen (BLE), not the iOS Bluetooth list.\u003c\/li\u003e\n\u003cli\u003eAirplane mode off, Bluetooth enabled. Try restarting the app\/phone.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApp connects but no data displayed\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSelect \u003cstrong\u003eProtocol = Auto\u003c\/strong\u003e or the correct specific protocol in the app's settings.\u003c\/li\u003e\n\u003cli\u003eStart the engine if the app requires it for live data.\u003c\/li\u003e\n\u003cli\u003eCheck that other apps are not connected simultaneously (one adapter, one app at a time).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCan the KW901 clear all lights?\u003c\/h3\u003e\n\u003cp\u003eThe KW901 handles \u003cstrong\u003eengine\/MIL\u003c\/strong\u003e via OBD2. ABS\/SRS\/service and others are brand-specific systems that require a full-system scanner.\u003c\/p\u003e\n\u003ch3\u003eDoes it work on diesel?\u003c\/h3\u003e\n\u003cp\u003eYes, if the vehicle is \u003cstrong\u003eOBD2-compatible\u003c\/strong\u003e (in EU typically 2004→). Some older diesels lack full OBD2 support.\u003c\/p\u003e\n\u003ch3\u003eDoes it drain power if left plugged in constantly?\u003c\/h3\u003e\n\u003cp\u003eThe KW901 has \u003cstrong\u003eauto-sleep\u003c\/strong\u003e. Power consumption in standby is very low, but we recommend removing the adapter during long-term parking.\u003c\/p\u003e\n\u003ch3\u003eWhich app should I use?\u003c\/h3\u003e\n\u003cp\u003eThe adapter works with common OBD apps (ELM327-compatible). Choose an app based on your needs (code reading, gauges, logging). No external links are required.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLog before\/after:\u003c\/strong\u003e Record data before and after repair to confirm the remedy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor pairs:\u003c\/strong\u003e Compare pre- and post-cat O2 for catalytic converter diagnosis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVacuum index:\u003c\/strong\u003e MAP\/MAF\/trim together reveal leaks in the intake system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze frame:\u003c\/strong\u003e Analyze freeze frame to understand \u003cem\u003ewhen\u003c\/em\u003e the fault occurred (RPM, load, temp).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInspection:\u003c\/strong\u003e Check I\/M before booking; perform drive cycle if monitors are not ready.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupplement your toolbox:\u003c\/strong\u003e See more OBD tools at \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FÖRPACKNING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW901 Bluetooth OBD2 Adapter\u003c\/li\u003e\n\u003cli\u003e1 × User Manual (English)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- NOTISER --\u003e\n\u003csection id=\"notiser\"\u003e\n\u003ch2\u003eImportant Notices \u0026amp; Disclaimer\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD Scope:\u003c\/strong\u003e KW901 covers engine\/emissions via OBD2. Brand-specific control systems (ABS\/SRS\/EPB\/Service) require dedicated tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Contact us if you are unsure about OBD2 support. Some work vehicles\/Japanese models (JOBD) may have limitations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Always use the KW901 in a safe location. Eyes on the road – prefer logging rather than looking at your phone while driving.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e Auto-sleep minimizes consumption, but it's advisable to remove the adapter during longer periods of inactivity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmission Laws:\u003c\/strong\u003e Clearing fault codes without addressing the root cause can temporarily hide problems. Always fix the source of the fault.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo external links:\u003c\/strong\u003e This page only links internally to felkodslasare.se.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (DOLT) --\u003e\n\u003csection style=\"display: none;\" id=\"seo\"\u003eKW901, KONNWEI KW901, ELM327 25K80, OBD2 Bluetooth adapter, fault code reader iOS Android, I\/M Readiness, data stream, live data OBD, O2 sensor, EVAP, freeze frame, J1850 PWM VPW, ISO9141-2, KWP2000, CAN 11\/29-bit, car scanner, felkodslasare.se, fault code reader, car scanner, elm327 Swedish manual, OBD-app, diagnostics engine MIL.\u003c\/section\u003e\n\u003c!-- SAMMANFATTNING --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW901\u003c\/strong\u003e is a \u003cstrong\u003esleek, affordable, and reliable\u003c\/strong\u003e Bluetooth OBD2 adapter that provides \u003cstrong\u003efault code reading\u003c\/strong\u003e, \u003cstrong\u003eI\/M checks\u003c\/strong\u003e, and \u003cstrong\u003ereal-time data\u003c\/strong\u003e in a pocket-sized format. The modern 25K80 platform, automatic protocol selection, and low standby current make it an excellent choice for both \u003cstrong\u003eDIY mechanics\u003c\/strong\u003e and \u003cstrong\u003eworkshops\u003c\/strong\u003e. Need more options? Check out our collection of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177157513484,"sku":"FEL-KW901","price":199.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/konnwei-kw901-bluetooth-obd2-adapter-elm327-25k80-for-felsokning-datastream-im-readiness-3110934.jpg?v=1771872505"},{"product_id":"konnwei-kw681-obd2-batteritestare","title":"KONNWEI KW681 – OBD2 Car Scanner + Battery Tester (2-in-1) with color screen, I\/M hotkey, CCA\/SOC\/SOH \u0026 starting\/charging test","description":"\u003c!-- READY HTML FOR SHOPIFY – KONNWEI KW681 \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-kw681\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI KW681 – OBD2 Car Scanner + Battery Tester (2-in-1)\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"sku\" content=\"KW681\"\u003e \u003cmeta itemprop=\"mpn\" content=\"KW681\"\u003e \u003cmeta itemprop=\"category\" content=\"OBD2, Car Scanner, Battery Tester, EOBD, CAN, Tools\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI KW681 – OBD2 Car Scanner + Battery Tester (2-in-1) with Color Screen, I\/M Shortcut Key, CCA\/SOC\/SOH \u0026amp; Cranking\/Charging Test\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (200–300 words) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version – Quick Overview\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KW681\u003c\/strong\u003e is a \u003cstrong\u003euniversal OBD2\/EOBD car scanner\u003c\/strong\u003e and \u003cstrong\u003e12V battery tester\u003c\/strong\u003e in one unit. It reads and clears engine-related fault codes (MIL), displays \u003cstrong\u003elive data\u003c\/strong\u003e in both text and graph, and supports \u003cstrong\u003eO2 sensor test\u003c\/strong\u003e, \u003cstrong\u003eEVAP test\u003c\/strong\u003e, and \u003cstrong\u003eMode 6\u003c\/strong\u003e on-board monitoring. With the patented \u003cstrong\u003eOne-Click I\/M Readiness\u003c\/strong\u003e, you get immediate inspection\/smog check control.\u003c\/p\u003e\n\u003cp\u003eAs a \u003cstrong\u003ebattery tester\u003c\/strong\u003e, the KW681 measures \u003cstrong\u003evoltage\u003c\/strong\u003e, \u003cstrong\u003einternal resistance\u003c\/strong\u003e, \u003cstrong\u003eCCA\u003c\/strong\u003e, \u003cstrong\u003eSOC\u003c\/strong\u003e, and \u003cstrong\u003eSOH\u003c\/strong\u003e, and performs both \u003cstrong\u003ecranking test\u003c\/strong\u003e (start) and \u003cstrong\u003echarging test\u003c\/strong\u003e (alternator). Results are clearly presented on a \u003cstrong\u003eTFT color screen\u003c\/strong\u003e – including \u003cstrong\u003ereal-time waveform\u003c\/strong\u003e for battery voltage. Support is available for lead-acid, AGM (flat\/spiral), and GEL (as well as EFB) batteries, according to standards such as \u003cem\u003eCCA, EN, DIN, JIS, IEC\u003c\/em\u003e, among others.\u003c\/p\u003e\n\u003cp\u003eThe KW681 works on \u003cstrong\u003eall OBD2-compliant gasoline and diesel cars from 1996 onwards\u003c\/strong\u003e and is equally useful for \u003cstrong\u003eDIYers\u003c\/strong\u003e as for \u003cstrong\u003eworkshops\u003c\/strong\u003e. No internal power source is needed – the unit is powered by the car\/battery. Do you want to supplement with more OBD tools? Check out our collection of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TABLE OF CONTENTS --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – What the KW681 is and Does\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (Bullet List)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#fordelar\"\u003eAdvantages – Why Choose the KW681?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility \u0026amp; Protocols\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \/ Installation \u0026amp; User Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tolkning\"\u003eInterpretation of Battery Test \u0026amp; Troubleshooting\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; Best Practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#notiser\"\u003eImportant Notes \u0026amp; Disclaimer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#seo\"\u003eSEO Keywords (Hidden)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUCTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – What the KW681 is and Does\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KW681\u003c\/strong\u003e combines \u003cstrong\u003eOBD2 diagnostics for engine\/emissions\u003c\/strong\u003e with an \u003cstrong\u003eadvanced 12V battery analysis\u003c\/strong\u003e. The OBD part reads\/clears fault codes (P0\/P1\/U0\/U1), displays \u003cstrong\u003efreeze frame\u003c\/strong\u003e, \u003cstrong\u003elive data\u003c\/strong\u003e in curves\/tables, and supports \u003cstrong\u003eMode 6\u003c\/strong\u003e, \u003cstrong\u003eO2 sensor test\u003c\/strong\u003e, and \u003cstrong\u003eEVAP test\u003c\/strong\u003e. \u003cem\u003eI\/M Readiness\u003c\/em\u003e with LED\/buzzer helps you quickly check if the car is ready for emissions testing.\u003c\/p\u003e\n\u003cp\u003eThe battery tester is based on leading \u003cstrong\u003econductance technology\u003c\/strong\u003e and provides \u003cstrong\u003eCCA\u003c\/strong\u003e, \u003cstrong\u003eSOC\u003c\/strong\u003e, \u003cstrong\u003eSOH\u003c\/strong\u003e, \u003cstrong\u003einternal resistance\u003c\/strong\u003e, as well as separate \u003cstrong\u003ecranking tests\u003c\/strong\u003e and \u003cstrong\u003echarging tests\u003c\/strong\u003e. Real-time \u003cstrong\u003ewaveform\u003c\/strong\u003e for voltage reveals ripple, voltage drop, and instability. All is displayed on a clear \u003cstrong\u003eTFT color screen\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (Bullet List)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW681\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e OBD2\/EOBD\/CAN Engine Scanner + 12V Battery Tester\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e TFT HD Color Screen, Built-in Speaker \u0026amp; Status LED\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD Functions:\u003c\/strong\u003e Read\/Clear Codes, Live Data (Graph+Text), Freeze Frame, I\/M Readiness (Shortcut Key), Mode 6, O2 Test, EVAP, DTC Dictionary, VIN\/CIN\/CVN, Print Support via PC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Functions:\u003c\/strong\u003e Voltage (8–16V), Internal Resistance (mΩ), CCA, SOC\/SOH, Cranking \u0026amp; Charging Test, Real-time Waveform, Data Log\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Types:\u003c\/strong\u003e Lead-Acid (Wet), AGM (Flat\/Spiral), GEL, EFB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, GB (typically 100–2000 CCA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Voltage:\u003c\/strong\u003e 12V (OBD2 Vehicles 1996→)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTool Languages:\u003c\/strong\u003e English, French, German, Dutch, Spanish, Russian, Portuguese, Italian, Polish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePC Support:\u003c\/strong\u003e Windows XP\/7\/8\/10, Online Updates\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e Via OBD Port or Battery Clamps (no internal battery operation required)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12 Months\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Red with Protective Rubber Coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, FCC, RoHS, MSDS, REACH\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FEATURES \u0026 APPLICATIONS --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD2 Engine\/Emissions:\u003c\/strong\u003e MIL cause, fault code clearing, I\/M check, and smooth pre-inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e View sensors in real-time – easily identify faulty sensors or vacuum leaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Analysis:\u003c\/strong\u003e SOC\/SOH\/CCA and internal resistance provide facts about the battery's true condition.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking\/Charging:\u003c\/strong\u003e Voltage drop during start and charging stability under load – catch starter\/alternator faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaveform:\u003c\/strong\u003e Visualize ripple and transients – valuable for intermittent faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReports:\u003c\/strong\u003e Save, playback, and print – perfect for customer dialogue \u0026amp; history.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eSuitable for:\u003c\/em\u003e Home mechanics, enthusiasts, car dealers, workshops, inspection preparation, and seasonal checks (motorcycles\/boats\/ATVs).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ADVANTAGES --\u003e\n\u003csection id=\"fordelar\"\u003e\n\u003ch2\u003eAdvantages – Why Choose the KW681?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-in-1:\u003c\/strong\u003e Full OBD2 engine diagnostics and complete battery test in the same robust unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M Shortcut Button:\u003c\/strong\u003e One press to verify readiness before inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePro Features:\u003c\/strong\u003e Mode 6, EVAP, O2 test, graphed live data, and waveform.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObjective Standards:\u003c\/strong\u003e Assessment against CCA\/EN\/DIN\/JIS etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Charging Required:\u003c\/strong\u003e Powered via OBD\/battery – always ready.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOnline Updates:\u003c\/strong\u003e Lifetime free updates via PC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- COMPATIBILITY --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility \u0026amp; Protocols\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eOBD2\/EOBD:\u003c\/strong\u003e All gasoline\/diesel cars with OBD2 (USA 1996→, EU typically 2001\/2004→) and CAN\/KWP\/ISO\/SAE. Supported protocols include \u003cem\u003eISO 9141, KWP2000, SAE J1850 (PWM\/VPW), ISO 15765-4 CAN\u003c\/em\u003e. \u003cem\u003eNote:\u003c\/em\u003e JOBD2 (some Japanese) and 24V trucks are not supported.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBattery (12V):\u003c\/strong\u003e Lead-acid (wet), AGM (flat\/spiral), GEL, EFB. Standards: CCA\/BCI\/CA\/MCA\/JIS\/DIN\/IEC\/EN\/SAE\/GB.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL \/ INSTALLATION --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \/ Installation \u0026amp; User Guide\u003c\/h2\u003e\n\u003ch3\u003e1) Safe Start-up\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePark safely, put in neutral\/park, apply parking brake.\u003c\/li\u003e\n\u003cli\u003eTurn off engine and all accessories (radio, AC, lights) unless the test requires otherwise.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e2) OBD2 Diagnostics – Quick Guide\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eLocate the OBD2 port (often under the dashboard on the driver's side).\u003c\/li\u003e\n\u003cli\u003ePlug in the KW681. The unit starts and is powered via OBD.\u003c\/li\u003e\n\u003cli\u003eSelect language \u0026amp; \u003cstrong\u003eOBDII\u003c\/strong\u003e in the menu.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eRead Codes\u003c\/strong\u003e to view Diagnostic Trouble Codes (DTCs). Use the built-in DTC dictionary for descriptions.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eLive Data\u003c\/strong\u003e to view sensor readings – switch between text \u0026amp; graph.\u003c\/li\u003e\n\u003cli\u003eCheck \u003cstrong\u003eI\/M Readiness\u003c\/strong\u003e (shortcut button). Address incomplete monitors before inspection.\u003c\/li\u003e\n\u003cli\u003eAfter repair: \u003cstrong\u003eErase Codes\u003c\/strong\u003e (ignition on, engine off). Then drive the vehicle's drive cycle for monitors to become ready.\u003c\/li\u003e\n\u003cli\u003eSave\/print report via PC if needed.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e3) Battery Test – Quick Guide\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn off engine and accessories. Open hood.\u003c\/li\u003e\n\u003cli\u003eConnect \u003cstrong\u003ered clamp\u003c\/strong\u003e to \u003cstrong\u003e+\u003c\/strong\u003e and \u003cstrong\u003eblack\u003c\/strong\u003e to \u003cstrong\u003e−\u003c\/strong\u003e on the battery (good contact required).\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eBattery Test\u003c\/strong\u003e in the menu. Enter battery \u003cstrong\u003estandard\u003c\/strong\u003e (e.g., EN\/DIN\/CCA) \u0026amp; rated current (e.g., 640 CCA).\u003c\/li\u003e\n\u003cli\u003eStart the test – read \u003cstrong\u003eSOH\/SOC\u003c\/strong\u003e, \u003cstrong\u003eCCA\u003c\/strong\u003e, \u003cstrong\u003eRint\u003c\/strong\u003e and verdict \u003cem\u003eGood\/Recharge\/Replace\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eCranking Test\u003c\/strong\u003e: follow instructions, start the engine when prompted. Read min-voltage\/duration.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eCharging Test\u003c\/strong\u003e: with the engine running, measure idle charge and under load (lights, fan, rear window) and observe ripple.\u003c\/li\u003e\n\u003cli\u003eReview \u003cstrong\u003eWaveform\u003c\/strong\u003e (real-time) to detect spikes\/ripple.\u003c\/li\u003e\n\u003cli\u003eSave measurements. Use PC for printing if desired.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e4) PC \u0026amp; Updates\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect KW681 via the included USB cable to a Windows computer.\u003c\/li\u003e\n\u003cli\u003eInstall the manufacturer's update tool (simple \u003cem\u003eone-click update\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003ePrint stored reports if needed.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- INTERPRETATION AND TROUBLESHOOTING --\u003e\n\u003csection id=\"tolkning\"\u003e\n\u003ch2\u003eInterpretation of Battery Test \u0026amp; Troubleshooting\u003c\/h2\u003e\n\u003ch3\u003eReference Values\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eResting Voltage:\u003c\/strong\u003e 12.6–12.8V ≈ full, 12.2–12.4V ≈ 50–70%, \u003c12.0V = charge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking:\u003c\/strong\u003e Brief drop to 9–10V is normal; \u003c8.5–9.0V suggests weak battery\/cable fault\/starter motor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging:\u003c\/strong\u003e 13.8–14.8V (temperature-dependent). \u003c13.2V = poor charging, \u003e14.8V = risk of overcharge.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSOH\/SOC\/CCA\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSOH ≥ 80%:\u003c\/strong\u003e Healthy battery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSOH 60–79%:\u003c\/strong\u003e Beginning degradation – follow up\/maintain charge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSOH \u003c 60%:\u003c\/strong\u003e Recommended replacement, especially in cold climates\/start-stop systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasured CCA ≪ Rated CCA:\u003c\/strong\u003e Lost cranking capacity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eQuick Troubleshooting Matrix\u003c\/h3\u003e\n\u003ctable cellpadding=\"8\" border=\"1\" style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSymptom\u003c\/th\u003e\n\u003cth\u003eProbable Cause\u003c\/th\u003e\n\u003cth\u003eAction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow resting voltage, OK SOH\u003c\/td\u003e\n\u003ctd\u003eDischarged battery\u003c\/td\u003e\n\u003ctd\u003eMaintain charge, check quiescent current.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLarge voltage dip during start (\u003c9V)\u003c\/td\u003e\n\u003ctd\u003eHigh internal resistance \/ weak battery \/ poor cable terminals\u003c\/td\u003e\n\u003ctd\u003eClean terminals, check wiring\/starter motor, replace battery if SOH is low.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow charging voltage\u003c\/td\u003e\n\u003ctd\u003eAlternator\/belt\/ground fault\u003c\/td\u003e\n\u003ctd\u003eCheck belt tension, ground points, alternator.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh charging voltage\u003c\/td\u003e\n\u003ctd\u003eDefective regulator\u003c\/td\u003e\n\u003ctd\u003eRepair\/replace alternator\/regulator.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClear ripple in waveform\u003c\/td\u003e\n\u003ctd\u003eRectifier\/diode fault\u003c\/td\u003e\n\u003ctd\u003eAlternator test, verify under load.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrect Standard:\u003c\/strong\u003e Match the battery's label (EN\/DIN\/CCA\/JIS) for accurate assessment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e Cold lowers capacity – interpret results considering the environment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAfter Charging:\u003c\/strong\u003e Rest for 30–60 minutes before a new resting measurement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInspection:\u003c\/strong\u003e Use the I\/M button and drive the vehicle's drive cycle to complete monitors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplement:\u003c\/strong\u003e More scanners \u0026amp; special tools in the \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code reader collection\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003eDoes the KW681 work on my car?\u003c\/h3\u003e\n\u003cp\u003eYes, if it is \u003cstrong\u003eOBD2-compliant\u003c\/strong\u003e (USA 1996→, EU typically 2001 gasoline\/2004 diesel→). 24V trucks are not supported.\u003c\/p\u003e\n\u003ch3\u003eCan I clear fault codes after repair?\u003c\/h3\u003e\n\u003cp\u003eYes. Use \u003cstrong\u003eErase Codes\u003c\/strong\u003e with ignition on (engine off). Then drive the drive cycle to make monitors \u003cem\u003eReady\u003c\/em\u003e.\u003c\/p\u003e\n\u003ch3\u003eDoes the KW681 support AGM\/GEL\/EFB?\u003c\/h3\u003e\n\u003cp\u003eYes, select the correct battery type\/standard and enter the rated current according to the battery's label.\u003c\/p\u003e\n\u003ch3\u003eDoes the KW681 display CCA and SOH?\u003c\/h3\u003e\n\u003cp\u003eYes. The unit calculates deliverable cranking current (CCA) and state of health (SOH) via conductance measurement.\u003c\/p\u003e\n\u003ch3\u003eCan I print reports?\u003c\/h3\u003e\n\u003cp\u003eYes, via PC (Windows). Results can be stored and printed for customers or archives.\u003c\/p\u003e\n\u003ch3\u003eDo I need to charge the unit?\u003c\/h3\u003e\n\u003cp\u003eNo. It is powered by the car's OBD port or by the battery via the clamps.\u003c\/p\u003e\n\u003ch3\u003eDoes the tool have Swedish menus?\u003c\/h3\u003e\n\u003cp\u003eThe tool supports multiple languages as specified. Reports and documentation can easily be used in a Swedish workshop environment.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW681 OBD2 Scanner \u0026amp; 12V Battery Tester\u003c\/li\u003e\n\u003cli\u003e1 × Mini-USB Cable\u003c\/li\u003e\n\u003cli\u003e1 × User Manual\u003c\/li\u003e\n\u003cli\u003e1 × Polyester Storage Pouch\u003c\/li\u003e\n\u003cli\u003e1 × Color Box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- NOTICES --\u003e\n\u003csection id=\"notiser\"\u003e\n\u003ch2\u003eImportant Notes \u0026amp; Disclaimer\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Use safety glasses, avoid sparks near batteries, follow vehicle manufacturer's instructions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostic Scope:\u003c\/strong\u003e KW681 covers engine\/emissions via OBD2 as well as 12V battery\/cranking\/charging. Full system diagnostics (ABS\/SRS\/EPB etc.) require brand-specific\/professional support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Selection:\u003c\/strong\u003e Incorrectly selected battery standard\/rated current leads to inaccurate conclusions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature \u0026amp; Driving Profile:\u003c\/strong\u003e Affects SOC\/SOH and readiness. Interpret results in the correct context.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo External Links:\u003c\/strong\u003e For related products – see our own \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (hidden) --\u003e\n\u003csection style=\"display: none;\" id=\"seo\"\u003eKONNWEI KW681, OBD2 car scanner, battery tester 12V, CCA SOC SOH, cranking test, charging test, I\/M Readiness, EVAP, Mode 6, O2 sensor, live data, waveform, alternator test, internal resistance, EOBD CAN, fault code reader, felkodslasare.se, OBD2 tool, car diagnostics, AGM GEL EFB, petrol diesel 1996, print report, PC update.\u003c\/section\u003e\n\u003c!-- SUMMARY --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KW681\u003c\/strong\u003e is a \u003cstrong\u003ecost-effective all-in-one tool\u003c\/strong\u003e that combines \u003cstrong\u003eengine\/emissions diagnostics\u003c\/strong\u003e with \u003cstrong\u003eprofessional battery analysis\u003c\/strong\u003e. With \u003cem\u003eOne-Click I\/M\u003c\/em\u003e, graphed live data, waveform, and printable reports, you get confident decisions for inspection, service, and troubleshooting. Do you need more diagnostic tools? Explore our collection of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177157841164,"sku":"FEL-KW681","price":579.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/konnwei-kw681-obd2-bilscanner-batteritestare-2-i-1-med-fargskarm-im-snabbknapp-ccasocsoh-start-laddningstest-6570974.jpg?v=1771872504"},{"product_id":"auto-batterianalysator-konnwei-kw600","title":"KONNWEI KW600 – Smart 12V Car \u0026 Motorcycle Battery Tester with Graphic Waveform, CCA, SOC\/SOH \u0026 Cranking\/Charging Test","description":"\u003c!-- KLAR HTML FÖR SHOPIFY – KONNWEI KW600 \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-kw600\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI KW600 – Smart 12V Battery Tester for Car \u0026amp; Motorcycle (graph \u0026amp; waveform)\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"sku\" content=\"KW600\"\u003e \u003cmeta itemprop=\"mpn\" content=\"KW600\"\u003e \u003cmeta itemprop=\"category\" content=\"Battery Tester, OBD, Car Tools, 12V, AGM, GEL, EFB\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI KW600 – Smart 12V Car \u0026amp; Motorcycle Battery Tester with graphical waveform, CCA, SOC\/SOH \u0026amp; starting\/charging test\u003c\/h2\u003e\n\u003c!-- KORTVERSION (200–300 ord) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort version – quick overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW600\u003c\/strong\u003e is a smart, standalone \u003cstrong\u003e12V battery tester\u003c\/strong\u003e for cars, motorcycles, boats, and other vehicles with a starter battery. It quickly analyzes \u003cstrong\u003evoltage\u003c\/strong\u003e, \u003cstrong\u003einternal resistance\u003c\/strong\u003e, \u003cstrong\u003eCCA\u003c\/strong\u003e, \u003cstrong\u003eSOC\/SOH\u003c\/strong\u003e, and performs both a \u003cstrong\u003ecranking test\u003c\/strong\u003e and a \u003cstrong\u003echarging test (alternator)\u003c\/strong\u003e. Results are clearly displayed on a \u003cstrong\u003e2.4” color screen\u003c\/strong\u003e in both text and \u003cstrong\u003egraphical waveform\u003c\/strong\u003e for real-time voltage. The KW600 supports major battery standards (CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, GB) and battery types such as \u003cstrong\u003elead-acid\u003c\/strong\u003e, \u003cstrong\u003eAGM\u003c\/strong\u003e (flat\/spiral), \u003cstrong\u003eGEL\u003c\/strong\u003e, and \u003cstrong\u003eEFB\u003c\/strong\u003e. No internal power source is needed – the unit draws power from the battery and can therefore be used anywhere.\u003c\/p\u003e\n\u003cp\u003eVia the PC software \u003cem\u003eBTlink\u003c\/em\u003e (Windows), you can \u003cstrong\u003eupdate firmware\u003c\/strong\u003e free of charge and print reports. The KW600 is perfect for both \u003cstrong\u003eworkshops\u003c\/strong\u003e and \u003cstrong\u003ehome mechanics\u003c\/strong\u003e who want quick, reliable answers about battery health, starting capability, and the charging system – before replacing parts. Do you also need OBD2 diagnostics for engine and emissions before inspection? See our collection of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e for complementary tools.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- INNEHÅLLSFÖRTECKNING --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eTable of Contents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – what the KW600 is and does\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bullet list)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#fordelar\"\u003eAdvantages – why choose the KW600?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility, battery standards \u0026amp; measurement range\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \/ Step-by-step guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tolkning\"\u003eInterpreting test results – examples \u0026amp; troubleshooting\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips, best practices \u0026amp; maintenance\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#notiser\"\u003eImportant notices \u0026amp; disclaimer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#seo\"\u003eSEO keywords (hidden)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUKTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – what the KW600 is and does\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW600\u003c\/strong\u003e is an advanced \u003cstrong\u003edigital battery tester\u003c\/strong\u003e for 12V starter batteries. Using built-in algorithms, it measures the battery's \u003cstrong\u003ecold cranking amps (CCA)\u003c\/strong\u003e, \u003cstrong\u003einternal resistance\u003c\/strong\u003e, \u003cstrong\u003estate of charge (SOC)\u003c\/strong\u003e, and \u003cstrong\u003estate of health (SOH)\u003c\/strong\u003e. It \u003cstrong\u003emonitors the starting process\u003c\/strong\u003e (voltage drop and cranking current) and \u003cstrong\u003echecks the charging system\u003c\/strong\u003e (alternator, rectifier \u0026amp; charging voltage) – all presented on a sharp 2.4” color screen with \u003cstrong\u003egraphical waveform\u003c\/strong\u003e in real-time. For a quick diagnosis in the field, no PC is required, but via \u003cem\u003eBTlink\u003c\/em\u003e, you can \u003cstrong\u003eupdate firmware\u003c\/strong\u003e and \u003cstrong\u003eprint reports\u003c\/strong\u003e as needed.\u003c\/p\u003e\n\u003cp\u003eThe device is equally suitable for \u003cstrong\u003eprofessional workshops\u003c\/strong\u003e and \u003cstrong\u003eprivate garages\u003c\/strong\u003e and helps you avoid unnecessary component replacements. By comparing measurements against the most common international standards (including \u003cem\u003eCCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, GB\u003c\/em\u003e), you get an \u003cstrong\u003eobjective assessment\u003c\/strong\u003e of the battery's condition and can make decisions about \u003cstrong\u003echarging\u003c\/strong\u003e, \u003cstrong\u003erepair\/maintenance\u003c\/strong\u003e, or \u003cstrong\u003ereplacement\u003c\/strong\u003e. The KW600 also reads \u003cstrong\u003eAh capacity\u003c\/strong\u003e via algorithm and presents \u003cstrong\u003eSOH\u003c\/strong\u003e in percentages with clear statements: \u003cem\u003eGood\u003c\/em\u003e, \u003cem\u003eRecharge\u003c\/em\u003e, or \u003cem\u003eReplace\u003c\/em\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFIKATIONER --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (bullet list)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW600\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Diagnostic Tools – Battery Tester for 12V starter batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 2.4” color TFT (high contrast), graphical waveform for voltage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e Voltage (8–16V), internal resistance (mΩ), CCA, SOC (%), SOH (%)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTests:\u003c\/strong\u003e Cranking test, Charging test (alternator\/generator), data log \u0026amp; playback\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, GB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Types:\u003c\/strong\u003e Lead-acid (wet), AGM (flat\/spiral), GEL, EFB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages:\u003c\/strong\u003e 13 languages including Swedish (via report), English, German, French, Japanese, Korean, Dutch, Russian, Spanish, Italian, Portuguese, Polish, Persian\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e No internal battery operation – powered by the vehicle's battery during testing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temp.:\u003c\/strong\u003e 0 – 50 °C (storage −20 – 70 °C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePC Support:\u003c\/strong\u003e Windows XP\/7\/8\/10 for update\/printing via BTlink (USB cable included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12 months\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight (approx.):\u003c\/strong\u003e 0.4 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrinting Functions:\u003c\/strong\u003e Save \u0026amp; print report on PC (BTlink)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdates:\u003c\/strong\u003e Lifetime free updates via BTlink\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FUNKTIONER \u0026 ANVÄNDNING --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Battery Diagnostics:\u003c\/strong\u003e SOC\/SOH, CCA and internal resistance in seconds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking Test:\u003c\/strong\u003e Captures voltage drop and starting performance – reveals a tired starter, weak battery, or faulty cables.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Test:\u003c\/strong\u003e Checks alternator\/charging voltage, rectifier, and voltage stability under load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGraphical Waveform:\u003c\/strong\u003e Live voltage as a curve – identify drops, ripple, and transients.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupport for Multiple Battery Chemistries:\u003c\/strong\u003e Wet lead-acid, AGM flat\/spiral, GEL, EFB – adjust standard \u0026amp; rating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReports \u0026amp; Log:\u003c\/strong\u003e Save measurements for before\/after comparisons and print reports via PC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo External Power Source:\u003c\/strong\u003e Operates directly via the battery – perfect for field use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorkshop \u0026amp; Retail:\u003c\/strong\u003e Quick A\/B comparisons, customer dialogue with clear “Good\/Recharge\/Replace”.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTypical applications:\u003c\/em\u003e troubleshooting hard starting, verifying correct alternator charging, qualifying battery before seasonal start (MC\/boat), assessing whether maintenance charging\/pulse repair should be performed, documenting warranty claims.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- FÖRDELAR --\u003e\n\u003csection id=\"fordelar\"\u003e\n\u003ch2\u003eAdvantages – why choose the KW600?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear Color Screen:\u003c\/strong\u003e Quick readings in both text and graph.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObjective Standards:\u003c\/strong\u003e Assessment against CCA\/EN\/DIN etc. – comparable between batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional Level in Pocket Size:\u003c\/strong\u003e Easy to carry, robust design, no extra batteries to charge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSharable Data:\u003c\/strong\u003e Share\/print reports for customers or your own history.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifetime Updates:\u003c\/strong\u003e Keep software current at no cost.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad Language Support:\u003c\/strong\u003e User-friendly in international environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- KOMPATIBILITET --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility, Battery Standards \u0026amp; Measurement Range\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBattery Types:\u003c\/strong\u003e 12V starter batteries of type lead-acid (wet), AGM (flat\/spiral), GEL and EFB – in cars, motorcycles, ATVs, small boats, lawnmowers, etc. (not 24V systems).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStandards:\u003c\/strong\u003e CCA 100–2000, BCI 100–2000, CA 100–2000, MCA 100–2000, JIS 26A17–24SH52, DIN 100–1400, IEC 100–1400, EN 100–2000, SAE 100–2000, GB 100–1400.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Voltage:\u003c\/strong\u003e 12V (measures 8–16V). \u003cem\u003eNote!\u003c\/em\u003e The KW600 is not intended for 24V trucks\/industrial systems.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \/ Step-by-step guide (HTML)\u003c\/h2\u003e\n\u003ch3\u003e1) Safety \u0026amp; preparation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePark the vehicle safely, turn off the engine and all extra electrical consumers (lights, fan, stereo).\u003c\/li\u003e\n\u003cli\u003eInspect battery terminals and cables – clean if necessary (corrosion affects measurements).\u003c\/li\u003e\n\u003cli\u003eHave access to the battery's rating data (e.g., CCA\/EN\/DIN) to set the correct standard.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e2) Connect KW600 to the battery\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect the \u003cstrong\u003ered clamp\u003c\/strong\u003e to the \u003cstrong\u003e+\u003c\/strong\u003e terminal and the \u003cstrong\u003eblack clamp\u003c\/strong\u003e to the \u003cstrong\u003e−\u003c\/strong\u003e terminal.\u003c\/li\u003e\n\u003cli\u003eThe unit starts and is powered by the battery – \u003cstrong\u003eno\u003c\/strong\u003e internal power is required.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e3) Basic settings\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect language (can be changed later).\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003ebattery standard\u003c\/strong\u003e (CCA\/EN\/DIN\/JIS\/… according to the label on the battery).\u003c\/li\u003e\n\u003cli\u003eEnter the battery's \u003cstrong\u003erated current\u003c\/strong\u003e (e.g., 600 CCA).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e4) Battery test (health \u0026amp; state of charge)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eBattery Test\u003c\/strong\u003e. The KW600 measures voltage, internal resistance and calculates CCA, SOC and SOH.\u003c\/li\u003e\n\u003cli\u003eRead the verdict: \u003cem\u003eGood\u003c\/em\u003e, \u003cem\u003eRecharge\u003c\/em\u003e, or \u003cem\u003eReplace\u003c\/em\u003e. Save results if necessary.\u003c\/li\u003e\n\u003cli\u003eExamine the \u003cstrong\u003ewaveform display\u003c\/strong\u003e for real-time voltage stability.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e5) Cranking test\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eCranking Test\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eFollow on-screen instructions: start the engine and let the KW600 log minimum voltage\/duration.\u003c\/li\u003e\n\u003cli\u003eCompare values with guidelines (see \u003ca href=\"#tolkning\"\u003einterpretation\u003c\/a\u003e).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e6) Charging test\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eCharging Test\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eWith the engine running: read the charging voltage, switch loads on\/off (lights, heating, rear window) and observe stability\/ripple.\u003c\/li\u003e\n\u003cli\u003eSave results and make an overall assessment.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e7) Report, playback \u0026amp; printout\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSave measurements for the customer or your own history.\u003c\/li\u003e\n\u003cli\u003eConnect to PC (Windows) via the included USB cable, install \u003cstrong\u003eBTlink\u003c\/strong\u003e and select \u003cstrong\u003ePrint\/Export\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e8) Firmware update (BTlink)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eHold down any button on the KW600, connect USB – the screen shows \u003cstrong\u003eUPDATE MODE\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eStart \u003cstrong\u003eBTlink\u003c\/strong\u003e in Windows (XP\/7\/8\/10) and follow \"\u003cstrong\u003eOne-click update\u003c\/strong\u003e\".\u003c\/li\u003e\n\u003cli\u003eOnce the update is complete, the device restarts. \u003cem\u003eTip:\u003c\/em\u003e temporarily turn off antivirus if the driver is blocked.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- TOLKNING --\u003e\n\u003csection id=\"tolkning\"\u003e\n\u003ch2\u003eInterpreting Test Results – Examples \u0026amp; Troubleshooting\u003c\/h2\u003e\n\u003ch3\u003eVoltage Levels (overview)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eResting (no load):\u003c\/strong\u003e 12.6–12.8V ≈ full; 12.2–12.4V ≈ 50–70% SOC; \u0026lt;12.0V requires charging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking (start):\u003c\/strong\u003e Temporary drop to 9–10V is normal. \u0026lt;8.5–9.0V indicates weak battery\/cable fault\/starter motor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging (idle):\u003c\/strong\u003e Approx. 13.8–14.8V depending on temp. \u0026gt;14.8V risk of overcharging; \u0026lt;13.2V poor charging.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSOH\/SOC \u0026amp; CCA\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSOH ≥ 80%:\u003c\/strong\u003e Battery considered healthy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSOH 60–79%:\u003c\/strong\u003e Some degradation; often functional but follow up.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSOH \u0026lt; 60%:\u003c\/strong\u003e Recommended to \u003cstrong\u003ereplace\u003c\/strong\u003e, especially in cold climates or with start\/stop.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasured CCA\u003c\/strong\u003e significantly below rated CCA ⇒ battery has lost cranking capacity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWaveform \u0026amp; ripple\u003c\/h3\u003e\n\u003cp\u003eA disturbed waveform with significant \u003cstrong\u003eripple\u003c\/strong\u003e may indicate rectifier problems in the alternator or poor battery damping. Check ground points and alternator belt; re-measure with load on\/off.\u003c\/p\u003e\n\u003ch3\u003eQuick Troubleshooting Matrix\u003c\/h3\u003e\n\u003ctable cellpadding=\"8\" border=\"1\" style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSymptom\u003c\/th\u003e\n\u003cth\u003eProbable Cause\u003c\/th\u003e\n\u003cth\u003eAction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow resting voltage, low SOC but OK SOH\u003c\/td\u003e\n\u003ctd\u003eDischarged battery\u003c\/td\u003e\n\u003ctd\u003ePerform maintenance charge, check parasitic drains.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLarge voltage dip during start (\u0026lt;9V)\u003c\/td\u003e\n\u003ctd\u003eHigh internal resistance \/ weak battery \/ bad cables\u003c\/td\u003e\n\u003ctd\u003eReplace battery if low SOH, clean terminals, check starter motor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow charging voltage (\u0026lt;13.2V)\u003c\/td\u003e\n\u003ctd\u003eAlternator\/regulator fault, belt slipping\u003c\/td\u003e\n\u003ctd\u003eCheck alternator\/belt, ground points.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh charging voltage (\u0026gt;14.8V)\u003c\/td\u003e\n\u003ctd\u003eDefective regulator\u003c\/td\u003e\n\u003ctd\u003eAddress alternator\/regulator immediately.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRipple in waveform\u003c\/td\u003e\n\u003ctd\u003eRectifier fault or bad diodes\u003c\/td\u003e\n\u003ctd\u003eTest alternator, measure ripple with load.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips, Best Practices \u0026amp; Maintenance\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e Cold weather reduces capacity – test indoors\/warm garage if possible.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrect Standard:\u003c\/strong\u003e Select the same standard as on the battery label (e.g., EN or CCA) for accurate interpretation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAfter Charging:\u003c\/strong\u003e Let the battery rest for 30–60 minutes before resting measurement for stable value.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService Intervals:\u003c\/strong\u003e Document values (SOC\/SOH\/CCA) in reports over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplementary Tools:\u003c\/strong\u003e Do you need OBD2 diagnostics for engine\/emissions? See \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance Charging:\u003c\/strong\u003e For long periods of inactivity – use an intelligent charger to extend lifespan.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003eDoes the KW600 work on AGM, EFB and GEL?\u003c\/h3\u003e\n\u003cp\u003eYes, enter the correct standard and rated current – the KW600 supports lead-acid, AGM (flat\/spiral), EFB and GEL.\u003c\/p\u003e\n\u003ch3\u003eDo I need to charge the battery before testing?\u003c\/h3\u003e\n\u003cp\u003eNo, but for a \u003cem\u003eRecharge\u003c\/em\u003e recommendation: charge and retest to confirm status.\u003c\/p\u003e\n\u003ch3\u003eCan I print a report?\u003c\/h3\u003e\n\u003cp\u003eYes, via \u003cstrong\u003eBTlink\u003c\/strong\u003e (Windows). Connect the included USB cable, export\/print.\u003c\/p\u003e\n\u003ch3\u003eDoes the KW600 show actual CCA?\u003c\/h3\u003e\n\u003cp\u003eThe KW600 \u003cem\u003eestimates\u003c\/em\u003e deliverable cranking current (CCA) based on measurement data and selected standard – very useful for comparisons over time and against rating.\u003c\/p\u003e\n\u003ch3\u003eDoes the KW600 support 24V?\u003c\/h3\u003e\n\u003cp\u003eNo. The KW600 is for \u003cstrong\u003e12V\u003c\/strong\u003e batteries (measurement range 8–16V).\u003c\/p\u003e\n\u003ch3\u003eWhat do SOC and SOH mean?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSOC\u003c\/strong\u003e = state of charge (how full the battery is). \u003cstrong\u003eSOH\u003c\/strong\u003e = state of health (aging\/capacity compared to a new battery).\u003c\/p\u003e\n\u003ch3\u003eCan I use it on motorcycles?\u003c\/h3\u003e\n\u003cp\u003eYes, for 12V motorcycle batteries – especially useful before the season starts.\u003c\/p\u003e\n\u003ch3\u003eHow do I update the firmware?\u003c\/h3\u003e\n\u003cp\u003eHold down a button, connect USB to PC, start \u003cstrong\u003eBTlink\u003c\/strong\u003e and run \u003cem\u003eOne-click update\u003c\/em\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- FÖRPACKNING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW600 battery tester (12V)\u003c\/li\u003e\n\u003cli\u003e1 × Mini-USB cable (for BTlink\/printing\/updating)\u003c\/li\u003e\n\u003cli\u003e1 × User manual\u003c\/li\u003e\n\u003cli\u003e1 × Storage pouch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- NOTISER --\u003e\n\u003csection id=\"notiser\"\u003e\n\u003ch2\u003eImportant Notices \u0026amp; Disclaimer\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Wear safety glasses, avoid sparks near batteries. Follow vehicle manufacturer's instructions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostic Limitations:\u003c\/strong\u003e KW600 assesses battery\/starting\/charging. In-depth troubleshooting of vehicle electronics requires OBD tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Selection:\u003c\/strong\u003e Incorrectly selected standard\/rated current affects the verdict – use data from the battery's label.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironment:\u003c\/strong\u003e Temperature affects voltage\/capacity. Interpret results considering the environment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdates:\u003c\/strong\u003e BTlink for Windows. No external links – contact us with questions or see our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ediagnostic tools\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (dolt) --\u003e\n\u003csection style=\"display: none;\" id=\"seo\"\u003eKONNWEI KW600, 12V battery tester, car battery test, motorcycle battery tester, CCA test, SOC SOH, cranking test, charging test, alternator test, waveform, graphical voltage, AGM, GEL, EFB, lead-acid battery, battery analysis, internal resistance, BTlink update, print battery report, felkodslasare.se, battery tool, battery meter, battery analyzer 12V, KONNWEI battery test, starting test, charging test, battery health, battery report, color screen battery tester.\u003c\/section\u003e\n\u003c!-- SAMMANFATTNING --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW600\u003c\/strong\u003e provides quick and reliable answers about the battery's true status. With SOC\/SOH, CCA, cranking and charging tests, graphical waveform, and the ability to print reports via PC, you get a complete basis for decisions about charging, maintenance, or replacement. For OBD2 engine diagnostics and more tools – see our collection of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177158267148,"sku":"FEL-KW600","price":459.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/Hb1c39597e6204db79c83932224763a49m_a771d458-3933-42eb-b3b2-67090688aacd.jpg?v=1771872325"},{"product_id":"konnwei-kdiag-bluetooth-obd2-full-system-scanner","title":"KONNWEI KDIAG Bluetooth OBD2 Full System Scanner – Oil Service, Battery Match, Live Data, I\/M","description":"\u003c!-- READY HTML FOR SHOPIFY – KONNWEI KDIAG \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-kdiag\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI KDIAG – Advanced Bluetooth OBD2 Full System Scanner (iOS\/Android)\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"sku\" content=\"KDIAG\"\u003e \u003cmeta itemprop=\"mpn\" content=\"KDIAG\"\u003e \u003cmeta itemprop=\"category\" content=\"OBD2, Car Scanner, Full System, OBD, Bluetooth, Service Reset\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI KDIAG Bluetooth OBD2 Full System Scanner – Oil Service, Battery Match, Live Data, I\/M, DTC Lookup\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (200–300 words) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version – Quick Overview\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KDIAG\u003c\/strong\u003e transforms your iPhone\/Android device into a \u003cstrong\u003eprofessional full system scanner\u003c\/strong\u003e for 40+ car brands. Via \u003cstrong\u003eBluetooth 4.0\/5.0\u003c\/strong\u003e and a 16-pin OBD connector, it reads\/clears fault codes in \u003cstrong\u003eall main systems\u003c\/strong\u003e (ECM\/PCM, TCM, ABS, SRS\/airbag, BCM, BMS, TPMS, SAS, A\/C etc.), displays \u003cstrong\u003elive data stream\u003c\/strong\u003e with graphs \u0026amp; recording, handles \u003cstrong\u003eI\/M readiness\u003c\/strong\u003e and \u003cstrong\u003efreeze frame\u003c\/strong\u003e, and generates a \u003cstrong\u003eshareable vehicle report\u003c\/strong\u003e. With \u003cstrong\u003eAuto-VIN\u003c\/strong\u003e, the car model is automatically identified, and the app (free iOS\/Android) includes a \u003cstrong\u003eDTC lookup library\u003c\/strong\u003e, \u003cstrong\u003eactuation tests\u003c\/strong\u003e, and \u003cstrong\u003eservice functions\u003c\/strong\u003e such as \u003cstrong\u003eoil service\/reset\u003c\/strong\u003e and \u003cstrong\u003ebattery matching\u003c\/strong\u003e (Battery Match).\u003c\/p\u003e\n\u003cp\u003eKDIAG supports leading OBD protocols (\u003cstrong\u003eCAN, KWP2000, ISO9141-2, UDS, SAE J1850\u003c\/strong\u003e) and works on most OBD2\/EOBD cars from \u003cstrong\u003e1996+\u003c\/strong\u003e (120+ variants globally). The app has a multilingual interface and \u003cstrong\u003elifetime free updates\u003c\/strong\u003e. Want to supplement with a handheld fault code reader? Explore our collection of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e for more options.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TABLE OF CONTENTS --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – what KDIAG is and does\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bullet points)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Use Cases\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#fordelar\"\u003eAdvantages – why choose KDIAG?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility \u0026amp; Protocols\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \/ Installation \u0026amp; User Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#anvandarfall\"\u003eExamples \u0026amp; Use Cases\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; Best Practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#notiser\"\u003eImportant Notices \u0026amp; Responsibility\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#seo\"\u003eSEO Keywords (hidden)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUCTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – what KDIAG is and does\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KDIAG\u003c\/strong\u003e is an advanced \u003cstrong\u003eBluetooth OBD2 scanner\u003c\/strong\u003e for full system diagnosis in modern cars. It not only scans the engine ECU but also accesses, for example, \u003cstrong\u003eABS\u003c\/strong\u003e, \u003cstrong\u003eSRS\/airbag\u003c\/strong\u003e, \u003cstrong\u003etransmission (TCM)\u003c\/strong\u003e, \u003cstrong\u003ebody control module (BCM)\u003c\/strong\u003e, \u003cstrong\u003ebattery management (BMS)\u003c\/strong\u003e, \u003cstrong\u003esteering angle (SAS)\u003c\/strong\u003e, \u003cstrong\u003eTPMS\u003c\/strong\u003e, \u003cstrong\u003eclimate control\u003c\/strong\u003e and other control units – depending on the vehicle. In the app (iOS\/Android), you get \u003cstrong\u003eAuto-VIN\u003c\/strong\u003e, \u003cstrong\u003elive data with graphs\u003c\/strong\u003e, \u003cstrong\u003eDTC database\u003c\/strong\u003e and \u003cstrong\u003eactivation commands\u003c\/strong\u003e, as well as \u003cstrong\u003eservice resets\u003c\/strong\u003e such as oil service and battery matching. After diagnosis, a clear \u003cstrong\u003ehealth report\u003c\/strong\u003e is generated that can be saved or shared (e.g., with a customer or colleague).\u003c\/p\u003e\n\u003cp\u003eKDIAG supports standard protocols (\u003cem\u003eISO 14230-4 KWP2000, ISO 15765-4 CAN, ISO9141-2, ISO14229 UDS, SAE J1850 VPW\/PWM\u003c\/em\u003e) and works on OBD2\/EOBD cars from 1996 onwards (see section \u003ca href=\"#kompatibilitet\"\u003eCompatibility \u0026amp; Protocols\u003c\/a\u003e). The compact adapter has a \u003cstrong\u003edust\/shock-resistant\u003c\/strong\u003e design and is updated \u003cstrong\u003efree of charge\u003c\/strong\u003e via the app.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (bullet points)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KDIAG\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Full System OBD2 Scanner (Bluetooth 4.0\/5.0) for iOS \u0026amp; Android\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMain Functions:\u003c\/strong\u003e System scanning, fault code reading\/clearing, live data + graphs, freeze frame, I\/M readiness, Auto-VIN, DTC lookup, actuation\/component test, multi-reset (incl. oil service \u0026amp; Battery Match), vehicle report\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Support (examples):\u003c\/strong\u003e ECM\/PCM, TCM, ABS, SRS, BCM, BMS, TPMS, SAS, A\/C etc. (vehicle dependent)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocols:\u003c\/strong\u003e ISO 14230-4 (KWP2000), ISO 15765-4 (CAN), ISO9141-2, ISO14229 (UDS), SAE J1850 VPW\/PWM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e 16-pin OBD2; wireless BT to phone\/tablet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp Languages:\u003c\/strong\u003e Chinese, English, German, French, Italian, Russian, Spanish, Polish, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e 40+ brands, 120+ models globally, typically OBD2\/EOBD 1996+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdates:\u003c\/strong\u003e Lifetime free via app\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions\/Weight (approx.):\u003c\/strong\u003e 7.1 × 4.8 × 2.4 cm \/ ∼95 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, FCC, RoHS (according to manufacturer)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomer Support:\u003c\/strong\u003e App-based feedback\/help-center\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FUNCTIONS \u0026 USE CASES --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTroubleshooting in all systems:\u003c\/strong\u003e Read \u0026amp; clear DTCs in engine, transmission, ABS, SRS, BMS, BCM, TPMS, SAS, A\/C etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive data stream:\u003c\/strong\u003e Display sensors in real-time (values \u0026amp; graphs), compare banks, record \u0026amp; replay.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M Readiness \u0026amp; Freeze Frame:\u003c\/strong\u003e Check test readiness before inspection and capture a “snapshot” when a fault occurs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto-VIN:\u003c\/strong\u003e Automatic identification of make\/model\/variant where supported.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActuation\/Component Test:\u003c\/strong\u003e Trigger outputs\/actuators (vehicle-dependent) for targeted troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService Resets:\u003c\/strong\u003e Oil service\/interval, Battery Match (battery replacement\/registration), and more reset functions (vehicle-dependent).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReports:\u003c\/strong\u003e Generate a complete vehicle report – share as a link\/file.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp Support:\u003c\/strong\u003e DTC database, online feedback, guides, and free updates.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTypical tasks:\u003c\/em\u003e turning off the check engine light after a repair, reading ABS faults for wheel sensor issues, registering a new battery in the BMS, checking live data from lambda \u0026amp; MAP sensors, confirming I\/M status before re-inspection, or analyzing transmission temperature\/pressure during a test drive.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ADVANTAGES --\u003e\n\u003csection id=\"fordelar\"\u003e\n\u003ch2\u003eAdvantages – why choose KDIAG?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull system in your pocket:\u003c\/strong\u003e Professional reach without tangled cables.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast workflow:\u003c\/strong\u003e Auto-VIN + smart report saves time with each car.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive graphs \u0026amp; recording:\u003c\/strong\u003e Detect intermittent faults and verify repairs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService \u0026amp; maintenance:\u003c\/strong\u003e Reset functions (oil, battery, etc.) directly in the app.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide brand coverage:\u003c\/strong\u003e Support for 40+ car brands, 120+ models (1996+).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifetime updates:\u003c\/strong\u003e New car profiles \u0026amp; features at no extra cost.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultilingual experience:\u003c\/strong\u003e App in several European languages.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- COMPATIBILITY --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility \u0026amp; Protocols\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle requirements:\u003c\/strong\u003e OBD2\/EOBD-compliant vehicle (usually petrol 2001+\/diesel 2004+ in EU; 1996+ in USA; local variations occur). KDIAG also works on many hybrid models for the systems exposed via OBD2. 24V heavy-duty vehicles are not supported.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProtocols:\u003c\/strong\u003e ISO 14230-4 (KWP2000), ISO 15765-4 (CAN), ISO9141-2, ISO14229 (UDS), SAE J1850 (VPW\/PWM). \u003cem\u003eNote!\u003c\/em\u003e Full system access and special functions are always \u003cstrong\u003evehicle and model year dependent\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \/ Installation \u0026amp; User Guide (HTML)\u003c\/h2\u003e\n\u003ch3\u003e1) Preparation\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDownload the free \u003cstrong\u003eKDIAG+\u003c\/strong\u003e app from the App Store\/Google Play.\u003c\/li\u003e\n\u003cli\u003eCheck that the car has a \u003cstrong\u003e16-pin OBD2 port\u003c\/strong\u003e and that the ignition works.\u003c\/li\u003e\n\u003cli\u003eEnable \u003cstrong\u003eBluetooth\u003c\/strong\u003e on your phone\/tablet.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e2) Connect the adapter\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eInsert KDIAG into the car's OBD2 port (usually under the dashboard near the driver's seat).\u003c\/li\u003e\n\u003cli\u003eTurn on the ignition (ACC\/ON) without starting the engine.\u003c\/li\u003e\n\u003cli\u003eOpen the app, select \u003cstrong\u003e“Connect”\u003c\/strong\u003e \u0026amp; pair with the device (KDIAG). Follow any PIN dialog in the app\/OS.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e3) Auto-VIN \u0026amp; vehicle selection\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTap \u003cstrong\u003eAuto-VIN\u003c\/strong\u003e for automatic identification. If VIN is not read – select make\/model manually.\u003c\/li\u003e\n\u003cli\u003eConfirm the correct model year\/drivetrain for best system coverage.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e4) Full system scanning\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eFull System Scan\u003c\/strong\u003e or the corresponding menu.\u003c\/li\u003e\n\u003cli\u003eThe app scans through available control units (ECU, TCM, ABS, SRS, BCM, TPMS, SAS, A\/C etc.).\u003c\/li\u003e\n\u003cli\u003eOnce scanning is complete – open the list for \u003cstrong\u003eDTCs\u003c\/strong\u003e, status and any freeze frames.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e5) Live data \u0026amp; graphs\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eGo to \u003cstrong\u003eLive Data\u003c\/strong\u003e, select system and parameters (PID).\u003c\/li\u003e\n\u003cli\u003eDisplay as a table or graphs; start \u003cstrong\u003erecord\u003c\/strong\u003e for logging during a test drive.\u003c\/li\u003e\n\u003cli\u003eCompare curves (e.g., lambda sensor bank 1\/2, wheel speeds, rail pressure, boost pressure, ECT\/IAT etc.).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e6) Service functions (reset)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil\/Service Reset:\u003c\/strong\u003e follow the app's steps to reset the service indicator after an oil change.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Match\/Registration:\u003c\/strong\u003e for battery replacement – register a new battery in the BMS (requires car support).\u003c\/li\u003e\n\u003cli\u003eFurther \u003cstrong\u003ereset\/maintenance\u003c\/strong\u003e may be available per brand (e.g., EPB, SAS calibration etc.).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e7) Actuation\/Component Test\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eOpen \u003cstrong\u003eActuation\/Component Tests\u003c\/strong\u003e (if available for your car).\u003c\/li\u003e\n\u003cli\u003eStart\/stop a selected actuator (e.g., fan, pump, valve) according to safety instructions.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e8) Report \u0026amp; sharing\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eCreate a \u003cstrong\u003eVehicle Health Report\u003c\/strong\u003e after scanning.\u003c\/li\u003e\n\u003cli\u003eShare the report (PDF\/link) with a customer, colleague or save it in the service history.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e9) Clearing fault codes\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eAddress the root cause first. Then select \u003cstrong\u003eClear DTC\u003c\/strong\u003e in the respective system.\u003c\/li\u003e\n\u003cli\u003ePerform a test drive and a new scan to confirm that the fault does not recur.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- USE CASES --\u003e\n\u003csection id=\"anvandarfall\"\u003e\n\u003ch2\u003eExamples \u0026amp; Use Cases\u003c\/h2\u003e\n\u003ch3\u003eA) Check Engine Light \u0026amp; Inspection\u003c\/h3\u003e\n\u003cp\u003eRead DTC + freeze frame, review fuel trims and O2 sensors in \u003cstrong\u003eLive Data\u003c\/strong\u003e, fix and check \u003cstrong\u003eI\/M Readiness\u003c\/strong\u003e before inspection.\u003c\/p\u003e\n\u003ch3\u003eB) Starting\/Charging Issues\u003c\/h3\u003e\n\u003cp\u003eRead BMS\/BCM codes, check battery registration (Battery Match), log voltage\/current during start, monitor alternator load and voltage while driving.\u003c\/p\u003e\n\u003ch3\u003eC) ABS\/ESP Warnings\u003c\/h3\u003e\n\u003cp\u003eCompare wheel speed sensors in graphs, locate faulty sensors, clear codes and test drive.\u003c\/p\u003e\n\u003ch3\u003eD) Comfort \u0026amp; Climate Control\u003c\/h3\u003e\n\u003cp\u003eTroubleshoot fan stages, flap motors, pressure sensors, and temperature probes. Activate components to confirm function.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable power:\u003c\/strong\u003e Ensure the car has good battery voltage during diagnosis. Use a trickle charger for long sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrect profile:\u003c\/strong\u003e If Auto-VIN fails – select the car model manually for full ECU access.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlways log before clearing:\u003c\/strong\u003e Save a report before clearing DTCs – valuable for intermittent faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService functions:\u003c\/strong\u003e Follow the car's workshop procedure. Some resets require specific conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupplement your toolbox:\u003c\/strong\u003e For stationary diagnosis, a handheld reader can be convenient – see \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003eour fault code readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003eDoes KDIAG work on my car?\u003c\/h3\u003e\n\u003cp\u003eIf the car is OBD2\/EOBD compatible (typically EU petrol 2001+\/diesel 2004+, USA 1996+), there is support for the engine and often other systems. Full system and special functions vary by make\/model year\/control unit.\u003c\/p\u003e\n\u003ch3\u003eDo I need cables?\u003c\/h3\u003e\n\u003cp\u003eNo, the adapter communicates wirelessly via Bluetooth to the app on your phone\/tablet. The vehicle connects via 16-pin OBD2.\u003c\/p\u003e\n\u003ch3\u003eCan I reset service and register a new battery?\u003c\/h3\u003e\n\u003cp\u003eYes, \u003cstrong\u003eOil\/Service Reset\u003c\/strong\u003e and \u003cstrong\u003eBattery Match\u003c\/strong\u003e are supported where the vehicle exposes the functions via OBD.\u003c\/p\u003e\n\u003ch3\u003eAre UDS\/newer CAN buses supported?\u003c\/h3\u003e\n\u003cp\u003eYes, KDIAG handles, among others, \u003cstrong\u003eISO14229 (UDS)\u003c\/strong\u003e and \u003cstrong\u003eISO15765-4 (CAN)\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eCan I get a health report?\u003c\/h3\u003e\n\u003cp\u003eYes, the app generates a \u003cstrong\u003eVehicle Health Report\u003c\/strong\u003e that can be saved and shared.\u003c\/p\u003e\n\u003ch3\u003eDo I get updates?\u003c\/h3\u003e\n\u003cp\u003eYes, the app and vehicle database are updated \u003cstrong\u003efree of charge\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat is included in the DTC database?\u003c\/h3\u003e\n\u003cp\u003eGeneric and many manufacturer-specific codes with definitions. Deeper workshop data may vary by make\/model.\u003c\/p\u003e\n\u003ch3\u003eDoes it work on 24V trucks?\u003c\/h3\u003e\n\u003cp\u003eNo, KDIAG is designed for \u003cstrong\u003e12V passenger cars\/light vehicles\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KDIAG Bluetooth OBD2 Adapter\u003c\/li\u003e\n\u003cli\u003e1 × Quick Guide\/User Manual (digital\/physical depending on batch)\u003c\/li\u003e\n\u003cli\u003e1 × Packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003ePackaging specifications (approx.):\u003c\/em\u003e Product 7.1×4.8×2.4 cm \/ 0.095 kg, package 12×7.5×4 cm \/ 0.12 kg.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- NOTICES --\u003e\n\u003csection id=\"notiser\"\u003e\n\u003ch2\u003eImportant Notices \u0026amp; Responsibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Support:\u003c\/strong\u003e System access \u0026amp; special functions depend on the car's ECU configuration and model year.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Use in a safe place, follow vehicle manufacturer procedures. Some tests activate components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty \u0026amp; Updates:\u003c\/strong\u003e Updates via the app. Warranty terms according to reseller\/manufacturer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplementary needs:\u003c\/strong\u003e For advanced workshop diagnostics, OEM software may be required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo external links:\u003c\/strong\u003e For accessories and more scanners, see \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers from us\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (hidden) --\u003e\n\u003csection style=\"display: none;\" id=\"seo\"\u003eKONNWEI KDIAG, KDIAG+, Bluetooth OBD2, full system, car scanner, OBD, UDS, CAN, KWP2000, ISO9141-2, SAE J1850, Auto-VIN, oil service reset, Battery Match, actuation tests, live data graph, freeze frame, I\/M readiness, vehicle report, diagnostic tool iOS Android, fault code reader, felkodslasare.se, OBD2 scanner, ECM TCM ABS SRS BCM BMS TPMS SAS AC, 40+ car brands, 120+ models, free update, escáner automotriz, multi-system scanner, KONNWEI.\u003c\/section\u003e\n\u003c!-- SUMMARY --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KDIAG\u003c\/strong\u003e is a compact but powerful \u003cstrong\u003efull system scanner\u003c\/strong\u003e that brings professional-level troubleshooting directly to your phone. With wide brand coverage, Auto-VIN, live data in graphs, service resets, and a shareable health report, troubleshooting becomes faster and clearer. Need more OBD options? Check out \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003eour collection of fault code readers\u003c\/a\u003e and build your perfect diagnostic setup.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177158299916,"sku":"FEL-KDIAG","price":599.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H6060554e36cf4c929a9f94b7dccbd3b15.avif?v=1766926688"},{"product_id":"konnwei-kw510-bil-batteritestare","title":"KONNWEI KW510 Pulse Repair Charger 12V 5A – Fully Automatic Battery Tester, Charger \u0026 Repair Mode for Lead\/AGM\/GEL","description":"\u003c!-- KLAR HTML FÖR SHOPIFY – KONNWEI KW510 \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-kw510\"\u003e\u003cmeta content=\"KONNWEI KW510 – 12V\/5A Pulse Repair Charger + Battery Tester (All-in-one)\" itemprop=\"name\"\u003e \u003cmeta content=\"KONNWEI\" itemprop=\"brand\"\u003e \u003cmeta content=\"KW510\" itemprop=\"sku\"\u003e \u003cmeta content=\"KW510\" itemprop=\"mpn\"\u003e \u003cmeta content=\"Battery Tester, Battery Charger, Pulse Repair, Lead Acid AGM GEL EFB\" itemprop=\"category\"\u003e \u003clink href=\"https:\/\/www.felkodslasare.se\/\" itemprop=\"url\"\u003e\n\u003ch2\u003eKONNWEI KW510 Pulse Repair Charger 12V 5A – Fully Automatic Battery Tester, Charger \u0026amp; Repair Mode for Lead\/AGM\/GEL\u003c\/h2\u003e\n\u003c!-- KORTVERSION (200–300 ord) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW510\u003c\/strong\u003e is an \u003cstrong\u003eall-in-one battery solution\u003c\/strong\u003e for 12V batteries: it combines a \u003cstrong\u003ebattery tester\u003c\/strong\u003e, \u003cstrong\u003eautomatic smart charger (5A)\u003c\/strong\u003e, \u003cstrong\u003etrickle charger\u003c\/strong\u003e, and \u003cstrong\u003epulse repair\/desulfator\u003c\/strong\u003e in one unit. With high measurement accuracy, it assesses the battery's \u003cstrong\u003eState of Health (SoH)\u003c\/strong\u003e, \u003cstrong\u003eState of Charge (SoC)\u003c\/strong\u003e, \u003cstrong\u003eCCA\u003c\/strong\u003e, and \u003cstrong\u003einternal resistance\u003c\/strong\u003e, performs a \u003cstrong\u003ecranking test\u003c\/strong\u003e, and a \u003cstrong\u003echarging test\u003c\/strong\u003e (alternator\/regulator). The charger is fully automatic with \u003cstrong\u003etemperature compensation (summer\/winter mode)\u003c\/strong\u003e, a repair mode for sulfated batteries, and \u003cstrong\u003emultiple protections\u003c\/strong\u003e (short circuit, overcurrent, overvoltage, reverse polarity, overheating, etc.).\u003c\/p\u003e\n\u003cp\u003eThe KW510 is suitable for \u003cstrong\u003elead-acid, AGM (flat\/spiral), GEL, and EFB\u003c\/strong\u003e batteries with capacities of approximately \u003cstrong\u003e4–100 Ah\u003c\/strong\u003e (12V), and can wake up batteries as low as ~\u003cstrong\u003e2V\u003c\/strong\u003e. The clear LCD screen (2.4”) displays explicit results: \u003cem\u003eGood \/ Recharge \/ Replace\u003c\/em\u003e, along with numerical values. Do you also need to read engine fault codes? Discover our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e to complement your toolbox. 🔋🔧\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- INNEHÅLLSFÖRTECKNING --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eTable of Contents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – what the KW510 is and does\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bullet points)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#fordelar\"\u003eAdvantages – why choose the KW510?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility, battery types \u0026amp; standards\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#laddare\"\u003eCharging logic \u0026amp; protection\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \/ Installation \u0026amp; user guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#felsokning\"\u003eTroubleshooting scenarios\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; best practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently asked questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#notiser\"\u003eImportant notices \u0026amp; disclaimer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#seo\"\u003eSEO keywords (hidden)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUKTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – what the KW510 is and does\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW510\u003c\/strong\u003e is a professional \u003cstrong\u003e12V battery tester and smart charger\u003c\/strong\u003e with \u003cstrong\u003epulse repair\u003c\/strong\u003e for lead-acid starter batteries. It diagnoses battery condition with laboratory-like precision (SoH\/SoC, CCA, internal resistance), logs \u003cstrong\u003ecranking\u003c\/strong\u003e (voltage dip\/current demand during start) and analyzes the \u003cstrong\u003echarging system\u003c\/strong\u003e (alternator\/regulator including diode\/ripple indication). With the same device, you can then \u003cstrong\u003etrickle charge\u003c\/strong\u003e or \u003cstrong\u003erepair\u003c\/strong\u003e a sulfated battery with \u003cem\u003eenhanced pulse repair\u003c\/em\u003e – a controlled pulsation that can release bound sulfate crystals and, in the best case, \u003cstrong\u003erestore capacity\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIn practice, this means fewer failed starts, fewer unnecessary battery replacements, and simpler decision support in everyday life. For the workshop, the KW510 is a cost-effective (\u003cem\u003eall-in-one\u003c\/em\u003e) instrument; for the enthusiast, it's the reassurance that keeps motorcycles, cars, boats, or lawnmowers in top condition throughout the season.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFIKATIONER --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (bullet points)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW510\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoles:\u003c\/strong\u003e Battery tester, smart charger 12V\/5A, maintenance\/trickle, pulse repair\/desulfator\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 2.4” LCD (high contrast)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem voltage:\u003c\/strong\u003e 12V (starter batteries)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput:\u003c\/strong\u003e 100–240V AC, 50–60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput:\u003c\/strong\u003e 12V, max 5A (no-load approx. 13.8V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMin. charging start voltage:\u003c\/strong\u003e \u0026gt;2.0V (wakes up deeply discharged batteries)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRechargeable capacity:\u003c\/strong\u003e approx. 4–100 Ah\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature compensation:\u003c\/strong\u003e Yes – winter\/summer mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTests:\u003c\/strong\u003e SoH\/SoC, CCA, internal resistance (mΩ), cranking test, charging test, log \u0026amp; review\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResults:\u003c\/strong\u003e Good \/ Recharge \/ Replace + numerical values\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery types:\u003c\/strong\u003e Lead-acid (flooded), AGM (flat\/spiral), GEL, EFB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection:\u003c\/strong\u003e Short circuit, overcurrent, overheating (fan), over\/undervoltage, reverse polarity, spark protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling:\u003c\/strong\u003e Fan (temperature controlled)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages in unit\/manual:\u003c\/strong\u003e EN\/DE\/FR\/ES\/IT\/PT\/NL\/RU, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Up to 2 years (according to manufacturer\/reseller)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, FCC, RoHS (according to manufacturer)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FUNKTIONER \u0026 ANVÄNDNING --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick battery status:\u003c\/strong\u003e SoH\/SoC, CCA, and internal resistance in seconds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking test:\u003c\/strong\u003e Capture voltage dip and current demand during start – reveals weak batteries and poor connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging system test:\u003c\/strong\u003e Checks alternator\/regulator, normal levels, and ripple\/diode deviations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart charging 5A:\u003c\/strong\u003e Multi-stage charging, maintenance stage, and automatic detection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulse Repair:\u003c\/strong\u003e Sulfate-reducing pulses that can restore receptivity and reduce internal resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance \u0026amp; seasonal care:\u003c\/strong\u003e Perfect for winter storage of motorcycles, boats, ATVs, and summer cars.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReport \u0026amp; history:\u003c\/strong\u003e Save measurement values after action; show current status and trend.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorkshop \u0026amp; DIY:\u003c\/strong\u003e Suitable for both professional troubleshooting and hobby mechanics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eExample:\u003c\/em\u003e Slow start on a chilly morning? – Measure SoC\/SoH and cranking dip. Battery light blinking? – Run a charging test at idle and elevated RPM. Car been sitting still? – Use pulse repair and follow up with a new battery test. \u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- FÖRDELAR --\u003e\n\u003csection id=\"fordelar\"\u003e\n\u003ch2\u003eAdvantages – why choose the KW510?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll in one:\u003c\/strong\u003e Test, charge, maintain, and repair with a single unit – saves time, space, and money.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh accuracy:\u003c\/strong\u003e Technology for fast and precise assessment (SoH\/SoC\/CCA\/Ri).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature compensation:\u003c\/strong\u003e Correct charging in both sub-zero temperatures and summer heat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong protections:\u003c\/strong\u003e Electrical and thermal protection for safe operation and battery security.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep discharge:\u003c\/strong\u003e Can kickstart batteries down to ~2V (model dependent).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear display:\u003c\/strong\u003e Large, readable 2.4” LCD with logical menu options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple languages:\u003c\/strong\u003e Multilingual interface and manual make it easy to get started.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEconomically sustainable:\u003c\/strong\u003e Extend battery life and avoid unnecessary replacements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- KOMPATIBILITET --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility, Battery Types \u0026amp; Measurement Standards\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eSystem:\u003c\/strong\u003e 12V starter batteries (vehicles). The KW510 is not intended for 24V systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBattery types:\u003c\/strong\u003e Flooded, AGM (flat\/spiral), GEL, EFB – typically 4–100 Ah. For larger banks or lithium traction packs, other dedicated solutions are recommended.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMeasurement standards:\u003c\/strong\u003e CCA, CA, MCA, BCI, JIS, DIN, IEC, EN (select the same standard\/value as on the battery for correct diagnosis).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- LADDNINGSLOGIK --\u003e\n\u003csection id=\"laddare\"\u003e\n\u003ch2\u003eCharging Logic \u0026amp; Protection\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic multi-stage charging:\u003c\/strong\u003e Soft start → bulk (fast charging) → absorption → maintenance (float).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWinter\/Summer:\u003c\/strong\u003e Temperature-controlled voltage target to avoid under- or overcharging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulse Repair:\u003c\/strong\u003e Adaptive pulsing (with the battery disconnected from the vehicle) against sulfation\/stratification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection:\u003c\/strong\u003e Short circuit, reverse polarity, overcurrent, over\/undervoltage, overheating (fan-controlled), spark protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaking from low voltage:\u003c\/strong\u003e Support for starting charging on batteries down to ~2V.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \/ Installation \u0026amp; User Guide (HTML)\u003c\/h2\u003e\n\u003ch3\u003e1) Safety \u0026amp; Preparation\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePark safely, transmission in P\/N, handbrake on, ignition off. For motorcycles: on stand, key out.\u003c\/li\u003e\n\u003cli\u003eWork in a ventilated area. Avoid sparks\/flames near the battery.\u003c\/li\u003e\n\u003cli\u003eInspect battery terminals and cables. Clean oxidation, tighten loose connections.\u003c\/li\u003e\n\u003cli\u003eWhen charging indoors: place the battery on a non-flammable surface.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e2) Connecting the KW510 (test and charging)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect the \u003cstrong\u003ered clamp\u003c\/strong\u003e to the \u003cstrong\u003e+\u003c\/strong\u003e terminal and the \u003cstrong\u003eblack\u003c\/strong\u003e to the \u003cstrong\u003e−\u003c\/strong\u003e terminal.\u003c\/li\u003e\n\u003cli\u003eFor \u003cstrong\u003ePulse Repair\u003c\/strong\u003e, the battery must be \u003cstrong\u003edisconnected\u003c\/strong\u003e from the vehicle's electrical system.\u003c\/li\u003e\n\u003cli\u003eFor charging: connect the power cable to a 230V (or 110V) wall outlet.\u003c\/li\u003e\n\u003cli\u003eThe unit starts and displays the main menu.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e3) Battery Test (health)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eBattery Test\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003ebattery type\u003c\/strong\u003e (Flooded\/AGM\/GEL\/EFB) and \u003cstrong\u003estandard\u003c\/strong\u003e (e.g., CCA), enter value according to label.\u003c\/li\u003e\n\u003cli\u003eStart the test. Wait until results \u003cem\u003eGood \/ Recharge \/ Replace\u003c\/em\u003e are displayed with SoH\/SoC, CCA, and Ri.\u003c\/li\u003e\n\u003cli\u003eIt is advisable to save the result for subsequent comparison.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e4) Cranking Test\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eCranking Test\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eFollow the screen: turn the key\/press start. The unit captures the lowest voltage and duration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003eRule of thumb:\u003c\/em\u003e For a 12V system, the dip should normally not fall below ~9.6–10.5V (depending on battery\/temperature).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e5) Charging System Test\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eCharging Test\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eMeasure at idle and again at light throttle (2,000–3,000 rpm).\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003eRule of thumb:\u003c\/em\u003e Normal charging voltage approx. 13.2–14.8V. High ripple can indicate diode failure in the alternator.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e6) Charging 12V\/5A\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eCharge\u003c\/strong\u003e and battery type. The unit controls the voltage target according to temperature (summer\/winter).\u003c\/li\u003e\n\u003cli\u003eAllow the cycle to complete. It automatically switches to maintenance mode.\u003c\/li\u003e\n\u003cli\u003eRe-measure with \u003cstrong\u003eBattery Test\u003c\/strong\u003e after charging is complete.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e7) Pulse Repair (desulfation)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eImportant:\u003c\/strong\u003e Disconnect the battery from the vehicle before starting \u003cstrong\u003eRepair\u003c\/strong\u003e mode.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eRepair\u003c\/strong\u003e and follow the on-screen instructions.\u003c\/li\u003e\n\u003cli\u003eRun in sessions (e.g., 2–8 hours depending on battery size\/age). Monitor temperature and ventilate.\u003c\/li\u003e\n\u003cli\u003eFinish with a full charge and a new \u003cstrong\u003eBattery Test\u003c\/strong\u003e to verify improvement (SoH\/CCA\/Ri).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e8) Maintenance \u0026amp; Long-term Storage\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eKeep the battery on \u003cstrong\u003efloat\/maintenance\u003c\/strong\u003e when the vehicle is not in use for an extended period.\u003c\/li\u003e\n\u003cli\u003eTest the battery monthly and log values.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FELSÖKNING --\u003e\n\u003csection id=\"felsokning\"\u003e\n\u003ch2\u003eTroubleshooting Scenarios\u003c\/h2\u003e\n\u003ch3\u003eA) Battery dies after short drive\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Test:\u003c\/strong\u003e If SoC is low but SoH is good → run \u003cstrong\u003eCharge\u003c\/strong\u003e + check driving pattern.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Test:\u003c\/strong\u003e Low charging voltage or high ripple → suspect alternator\/regulator.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eB) Slow start in cold weather\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking Test:\u003c\/strong\u003e If voltage dip \u0026lt;9V → battery weak or poor cable\/ground.\u003c\/li\u003e\n\u003cli\u003eTry \u003cstrong\u003eRepair\u003c\/strong\u003e (disconnected) + \u003cstrong\u003eCharge\u003c\/strong\u003e. Then verify with a new test.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eC) New battery but the light is on\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Test:\u003c\/strong\u003e Over 14.8V → risk of overcharging; under 13.2V → undercharging.\u003c\/li\u003e\n\u003cli\u003eHigh ripple → diode failure. Check ground and B+.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eD) Seasonal vehicle that has been standing\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepair\u003c\/strong\u003e followed by a \u003cstrong\u003efull charge\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Test\u003c\/strong\u003e – if SoH\/CCA is still low → consider battery replacement.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatch the label:\u003c\/strong\u003e Enter the correct standard (e.g., EN\/CCA) and value from the battery's label.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharge first, then judge:\u003c\/strong\u003e Low SoC can mask an otherwise healthy battery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean contact:\u003c\/strong\u003e Corrosion leads to inaccurate measurements and heat – clean before testing\/charging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepair with care:\u003c\/strong\u003e Use only when disconnected and in a ventilated area. Follow up with a new test.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrickle charging:\u003c\/strong\u003e Keeps the battery in top condition during storage – easier than rescuing deeply discharged batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupplement with OBD:\u003c\/strong\u003e For engine light\/emissions – see our collection of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003eDoes the KW510 work on AGM\/GEL\/EFB?\u003c\/h3\u003e\n\u003cp\u003eYes. Select the correct battery type in the menu, and the charging profile and diagnosis will adapt.\u003c\/p\u003e\n\u003ch3\u003eWhat do \u003cem\u003eGood \/ Recharge \/ Replace\u003c\/em\u003e mean?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGood:\u003c\/strong\u003e Battery in good condition. \u003cstrong\u003eRecharge:\u003c\/strong\u003e Recharge and test again. \u003cstrong\u003eReplace:\u003c\/strong\u003e Capacity\/SoH too low – consider replacement.\u003c\/p\u003e\n\u003ch3\u003eCan the KW510 save all “dead” batteries?\u003c\/h3\u003e\n\u003cp\u003eNo. Pulse Repair can help sulfated batteries, but physically damaged\/worn-out cells cannot be restored.\u003c\/p\u003e\n\u003ch3\u003eHow low can the charger wake up a battery?\u003c\/h3\u003e\n\u003cp\u003eApprox. \u0026gt;2.0V on 12V batteries (typically). Results depend on battery condition and temperature.\u003c\/p\u003e\n\u003ch3\u003eDo I need to disconnect the battery for normal charging?\u003c\/h3\u003e\n\u003cp\u003eOften no, but always follow the vehicle manufacturer's recommendations. \u003cstrong\u003eRepair\u003c\/strong\u003e should be done disconnected.\u003c\/p\u003e\n\u003ch3\u003eIs lithium (LiFePO4) supported?\u003c\/h3\u003e\n\u003cp\u003eThe KW510 is designed for lead-acid batteries. Use a dedicated lithium charger\/tester for LiFePO4.\u003c\/p\u003e\n\u003ch3\u003eCan I print reports?\u003c\/h3\u003e\n\u003cp\u003eYes – values can be read from the screen and entered into service protocols. (The model does not have a built-in printer.)\u003c\/p\u003e\n\u003ch3\u003eWhich languages are available?\u003c\/h3\u003e\n\u003cp\u003eThe unit\/manual supports English, German, French, Spanish, Italian, Portuguese, Dutch, and Russian, among others.\u003c\/p\u003e\n\u003ch3\u003eIs 5A enough?\u003c\/h3\u003e\n\u003cp\u003eYes, for most 4–100Ah 12V starter batteries. For larger banks, more powerful chargers are used.\u003c\/p\u003e\n\u003ch3\u003eCan I use the KW510 on motorcycles and boats?\u003c\/h3\u003e\n\u003cp\u003eYes, as long as the battery is 12V lead-acid (AGM\/GEL\/EFB\/flooded) within the capacity range.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- FÖRPACKNING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW510 (battery tester\/charger\/pulse repair)\u003c\/li\u003e\n\u003cli\u003e1 × Power cable (EU\/US\/UK\/AU – depending on variant)\u003c\/li\u003e\n\u003cli\u003e1 × Charging cable with clamps (red\/black)\u003c\/li\u003e\n\u003cli\u003e1 × Multilingual user manual\u003c\/li\u003e\n\u003cli\u003e1 × Retail box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- NOTISER --\u003e\n\u003csection id=\"notiser\"\u003e\n\u003ch2\u003eImportant Notices \u0026amp; Disclaimer\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Ventilate, avoid sparks\/open flames, use protective equipment. Follow warnings in the manual.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepair mode:\u003c\/strong\u003e Only with the battery \u003cstrong\u003edisconnected\u003c\/strong\u003e from the vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e Charge within suggested temperature ranges and use winter\/summer mode correctly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLimitations:\u003c\/strong\u003e Intended for 12V lead-acid \u003cem\u003estarter batteries\u003c\/em\u003e, not 24V or pure lithium traction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnosis support:\u003c\/strong\u003e Measurement data is a basis for decision. Follow vehicle manufacturer's service procedures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupplement:\u003c\/strong\u003e For engine\/emission diagnosis, see our range of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (dolt) --\u003e\n\u003csection style=\"display: none;\" id=\"seo\"\u003eKONNWEI KW510, KW 510, pulse repair charger, desulfator, battery charger 12V 5A, smart charger, battery tester, CCA test, internal resistance, SoH SoC, cranking test, charging test, AGM GEL EFB, flooded battery, trickle charging, winter mode, summer mode, temperature compensation, alternator test ripple, deeply discharged battery 2V wake-up, battery repair mode, felkodslasare.se, battery diagnosis, car battery charger, motorcycle boat ATV, 4–100Ah, CE FCC RoHS, Good Recharge Replace, battery recovery, sulfation, stratification, workshop tool, hobby mechanic, smart charging.\u003c\/section\u003e\n\u003c!-- SAMMANFATTNING --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW510\u003c\/strong\u003e is the practical \u003cstrong\u003eall-in-one\u003c\/strong\u003e solution that gives you control over your battery's \u003cstrong\u003ehealth\u003c\/strong\u003e, \u003cstrong\u003estarting capability\u003c\/strong\u003e, and \u003cstrong\u003echarging system\u003c\/strong\u003e – and can \u003cstrong\u003echarge\u003c\/strong\u003e and \u003cstrong\u003erepair\u003c\/strong\u003e in the same unit. With a clear display, multilingual interface, summer\/winter mode, and robust protections, it is equally suitable for the workshop and the garage. Do you also need OBD diagnosis for the engine light? Explore our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e for a complete solution.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177158529292,"sku":"FEL-KW510","price":529.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H63d9fadab2564c7f8d0b7c59a2ce39dev_9a5f24b9-4bf9-4a03-a4d5-8847e57b938a.jpg?v=1771872324"},{"product_id":"konnwei-bk100-bilbatteritester","title":"KONNWEI BK100 Bluetooth Battery Tester 6V\/12V – Compact Battery Monitor for Motorcycles \u0026 Cars with Free App","description":"\u003c!-- READY HTML FOR SHOPIFY – KONNWEI BK100 \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-bk100\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI BK100 – 6V\/12V Bluetooth Battery Tester (Motorcycle \u0026amp; Car) with App\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"sku\" content=\"BK100\"\u003e \u003cmeta itemprop=\"mpn\" content=\"BK100\"\u003e \u003cmeta itemprop=\"category\" content=\"Battery Testers, 6V 12V, Bluetooth, OBD-related tools\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI BK100 Bluetooth Battery Tester 6V\/12V – Compact Battery Monitor for Motorcycles \u0026amp; Cars with Free App\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (200–300 words) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version – Quick Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI BK100\u003c\/strong\u003e is a \u003cstrong\u003ecompact Bluetooth battery tester\u003c\/strong\u003e for \u003cstrong\u003e6V and 12V\u003c\/strong\u003e starter batteries in motorcycles, passenger cars, ATVs\/UTVs, boats, lawnmowers, and small vehicles. It connects directly to the battery terminals and communicates wirelessly with your mobile phone via a free app (Android\/iOS). In a few seconds, you get a \u003cstrong\u003eclear battery health test\u003c\/strong\u003e (Good \/ Recharge \/ Replace), complete with \u003cstrong\u003eCCA capacity\u003c\/strong\u003e, \u003cstrong\u003einternal resistance\u003c\/strong\u003e, \u003cstrong\u003eSoH\/SoC\u003c\/strong\u003e, as well as \u003cstrong\u003ecranking and charging tests\u003c\/strong\u003e to detect problems in the starter motor or alternator\/regulator.\u003c\/p\u003e\n\u003cp\u003eThe BK100 supports most \u003cstrong\u003elead-acid battery types\u003c\/strong\u003e (flooded, AGM flat, AGM spiral, GEL, EFB) in the range of \u003cstrong\u003e100–2000 CCA\u003c\/strong\u003e and up to approximately \u003cstrong\u003e220 Ah\u003c\/strong\u003e. The measurement standard can be selected (e.g., CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE), and the app also shows \u003cstrong\u003elive voltage as a waveform\u003c\/strong\u003e for quick troubleshooting. Thanks to \u003cstrong\u003epolarity and short-circuit protection\u003c\/strong\u003e, the tool is safe even for inexperienced users. No internal batteries are needed – it is powered by the vehicle's battery (6–16 V).\u003c\/p\u003e\n\u003cp\u003eWant to compare with more diagnostic tools or fault code readers? Explore our range of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e. 🔋🔧\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TABLE OF CONTENTS --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – What the BK100 Does\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bulleted list)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Use Cases\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#fordelar\"\u003eAdvantages – Why Choose the BK100?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility, Battery Types \u0026amp; Standards\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#app\"\u003eThe App \u0026amp; Data Reports\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \/ Installation \u0026amp; User Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#felsokning\"\u003eTroubleshooting Flows (practical scenarios)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; Best Practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#notiser\"\u003eImportant Notes \u0026amp; Disclaimer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#seo\"\u003eSEO Keywords (hidden)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUCTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – What the BK100 Does\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI BK100\u003c\/strong\u003e is a \u003cstrong\u003ewireless battery monitor and tester\u003c\/strong\u003e that gives you full control over your starter battery's status. It evaluates the battery's \u003cstrong\u003ehealth\u003c\/strong\u003e (SoH), \u003cstrong\u003estate of charge\u003c\/strong\u003e (SoC), \u003cstrong\u003ecold cranking amp (CCA)\u003c\/strong\u003e, and \u003cstrong\u003einternal resistance\u003c\/strong\u003e, and also performs a \u003cstrong\u003ecranking test\u003c\/strong\u003e (starter motor voltage drop and duration) and a \u003cstrong\u003echarging test\u003c\/strong\u003e (alternator\/regulator – idle and elevated RPM). The results are provided in plain text (\u003cem\u003eGood \/ Recharge \/ Replace\u003c\/em\u003e) and as percentages\/measured values, while the app simultaneously plots the \u003cstrong\u003evoltage curve in real time\u003c\/strong\u003e for quick, visual diagnosis.\u003c\/p\u003e\n\u003cp\u003eUnlike traditional, bulky battery testers, the BK100 is lightweight, \u003cstrong\u003every easy to connect\u003c\/strong\u003e, and does not require the battery to be fully charged before testing. Thanks to its \u003cstrong\u003eBluetooth connection\u003c\/strong\u003e, you can stand by the handlebars or in the driver's seat and see everything directly on your mobile phone – perfect for motorcyclists, commuters, RV owners, and workshops.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (bulleted list)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI BK100\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Bluetooth battery tester\/monitor (6–16 V system)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Range (input):\u003c\/strong\u003e 6–16 V (powered by the battery)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e 6 V \u0026amp; 12 V starter batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest Range:\u003c\/strong\u003e approx. 100–2000 CCA \/ up to ~220 Ah\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Types:\u003c\/strong\u003e Flooded, AGM flat, AGM spiral, GEL, EFB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTests:\u003c\/strong\u003e Battery health (SoH), state of charge (SoC), CCA, internal resistance, cranking \u0026amp; charging test, ripple\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive data:\u003c\/strong\u003e Real-time voltage waveform with history\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication:\u003c\/strong\u003e Bluetooth (free app for Android\/iOS)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguage (app):\u003c\/strong\u003e incl. English, German, French, Spanish, Italian, Portuguese, Russian, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection:\u003c\/strong\u003e Reverse polarity protection \u0026amp; short-circuit protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e Ultra-low quiescent current (~1 mA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temp.:\u003c\/strong\u003e approx. −20 °C to +70 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResults:\u003c\/strong\u003e Good \/ Recharge \/ Replace + measured values\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpgrades:\u003c\/strong\u003e Lifetime free updates via app\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExport:\u003c\/strong\u003e Store, share reports; printable data via PC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e CE, FCC, RoHS (according to manufacturer)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FEATURES \u0026 USE CASES --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Health Check:\u003c\/strong\u003e Assess battery condition in seconds – perfect before season start or winter storage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking Test:\u003c\/strong\u003e Monitor voltage drop when the starter motor is running; reveals weak batteries or high starter motor resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Test:\u003c\/strong\u003e Check alternator\/regulator (idle\/elevated RPM) including ripple assessment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Waveform:\u003c\/strong\u003e Visualize voltage in real-time – detect intermittent drops, voltage dips, overcharging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHistory \u0026amp; Report:\u003c\/strong\u003e Save, replay, and share test results for troubleshooting or customer documentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad Support:\u003c\/strong\u003e Motorcycle, car, ATV\/UTV, boat, lawnmower, small vehicles – as long as the battery is a 6\/12 V starter type.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard-Secured Comparison:\u003c\/strong\u003e Choose the correct measurement standard (CCA\/BCI\/CA\/MCA\/JIS\/DIN\/IEC\/EN\/SAE\/GB) for accurate decisions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Polarity and short-circuit protection reduce the risk of incorrect connection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eExample:\u003c\/em\u003e Motorcycle starts sluggishly when cold – check SoC\/SoH and cranking dip. Car with battery light on occasionally – perform a charging test (charging voltage \u0026amp; ripple). Difficult to start after short drive – analyze SoC and driving patterns in history.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ADVANTAGES --\u003e\n\u003csection id=\"fordelar\"\u003e\n\u003ch2\u003eAdvantages – Why Choose the BK100?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Wireless:\u003c\/strong\u003e Minimal cable clutter, data on your mobile. Perfect where OBD is not available or irrelevant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeed \u0026amp; Precision:\u003c\/strong\u003e Fast tests with high accuracy (calibrated methodology).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Standard:\u003c\/strong\u003e Compare measured values against the standard your battery is marked with for correct diagnosis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional Visualization:\u003c\/strong\u003e Waveform and threshold values make complex errors easier to understand.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-term Security:\u003c\/strong\u003e Low quiescent current and history with undervoltage\/overvoltage notifications provide oversight between drives.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEconomy:\u003c\/strong\u003e Extends battery life through proper maintenance and early detection of charging problems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- COMPATIBILITY --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility, Battery Types \u0026amp; Standards\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Voltage:\u003c\/strong\u003e 6 V and 12 V starter batteries (vehicle use). The BK100 is not intended for 24 V systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBattery Types:\u003c\/strong\u003e Flooded, AGM Flat, AGM Spiral, GEL, EFB. Support for capacities up to approx. 220 Ah and cold cranking currents 100–2000 CCA (varies with battery type).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMeasurement Standards:\u003c\/strong\u003e CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, GB. Select the same standard and value as stated on the battery label for correct interpretation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Categories:\u003c\/strong\u003e Motorcycles, passenger cars, ATVs\/UTVs, small boats, lawnmowers, snowmobiles, go-karts – all 6\/12 V starter batteries with lead-acid technology (incl. AGM\/GEL\/EFB).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- APP \u0026 REPORT --\u003e\n\u003csection id=\"app\"\u003e\n\u003ch2\u003eThe App \u0026amp; Data Reports\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree app (Android\/iOS):\u003c\/strong\u003e Guides through the test, shows results, waveform, and history.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages:\u003c\/strong\u003e multi-language app that adapts to your phone's system language (supports EN\/DE\/FR\/ES\/IT\/PT\/RU, etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReports:\u003c\/strong\u003e Save, share, and print test results (Good\/Recharge\/Replace, CCA, Ri, SoH\/SoC, curves).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNotifications:\u003c\/strong\u003e Optional push notifications for over\/undervoltage or rapid status change.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdates:\u003c\/strong\u003e Lifetime free firmware\/app updates for improved compatibility and functionality.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL \/ INSTALLATION --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \/ Installation \u0026amp; User Guide (HTML)\u003c\/h2\u003e\n\u003ch3\u003e1) Safe Preparation\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn off engine and ignition. Switch off extra consumers (lights, heating, stereo).\u003c\/li\u003e\n\u003cli\u003ePut the vehicle in a safe position (P\/N, handbrake). For motorcycles – on the stand, key off.\u003c\/li\u003e\n\u003cli\u003eCheck that battery terminals are accessible and free from dirt\/oxides.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e2) Connect BK100\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect the \u003cstrong\u003ered clamp\u003c\/strong\u003e to the \u003cstrong\u003e+\u003c\/strong\u003e terminal and the \u003cstrong\u003eblack clamp\u003c\/strong\u003e to the \u003cstrong\u003e−\u003c\/strong\u003e terminal.\u003c\/li\u003e\n\u003cli\u003eThe unit is activated by the battery's voltage (6–16 V). No separate power is required.\u003c\/li\u003e\n\u003cli\u003eIf you accidentally reverse the clamps, the unit protects itself (polarity protection).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e3) Pair \u0026amp; App Start\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eInstall the free mobile app (Android\/iOS).\u003c\/li\u003e\n\u003cli\u003eTurn on your phone's Bluetooth and open the app.\u003c\/li\u003e\n\u003cli\u003eSelect\/confirm connection to \u003cstrong\u003eBK100\u003c\/strong\u003e (visible in the app's device list). Some phones require BT pairing in OS settings.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e4) Basic Settings\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003ebattery type\u003c\/strong\u003e (Flooded\/AGM\/GEL\/EFB).\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003emeasurement standard\u003c\/strong\u003e (e.g., CCA) and enter the battery's rated value (e.g., 600 CCA according to the label).\u003c\/li\u003e\n\u003cli\u003eSave the profile so that subsequent tests are faster.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e5) Battery Test (Health)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eStart a \u003cstrong\u003eBattery Test\u003c\/strong\u003e. Wait a few seconds.\u003c\/li\u003e\n\u003cli\u003eThe app shows \u003cstrong\u003eGood \/ Recharge \/ Replace\u003c\/strong\u003e as well as SoH\/SoC, CCA, internal resistance.\u003c\/li\u003e\n\u003cli\u003eIf the battery loses a lot of CCA compared to the rated value → indicates aging\/sulfation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e6) Cranking Test (Starting Test)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eCranking Test\u003c\/strong\u003e and follow the instructions: start the engine when the app prompts you.\u003c\/li\u003e\n\u003cli\u003eThe app logs the \u003cstrong\u003elowest voltage\u003c\/strong\u003e during start-up. Normally approx. 9.6–10.5 V on 12 V systems.\u003c\/li\u003e\n\u003cli\u003eDeeper dip \u0026lt;9 V or long cranking time → suspect weak battery, bad cables\/ground, or sluggish starter motor.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e7) Charging Test (Charging Test)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eCharging Test\u003c\/strong\u003e. First run at idle, then increase RPM.\u003c\/li\u003e\n\u003cli\u003eNormal charging voltage: approx. \u003cstrong\u003e13.2–14.8 V\u003c\/strong\u003e (12 V system). Motorcycles may be higher\/lower depending on the regulator.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRipple\u003c\/strong\u003e (AC component) should be low; high ripple → suspect diode failure\/regulator problem.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e8) Save, Share \u0026amp; Follow Up\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSave the report in the app with registration number\/model for traceability.\u003c\/li\u003e\n\u003cli\u003eShare PDF\/report via email or message to customer or workshop.\u003c\/li\u003e\n\u003cli\u003eActivate push notifications to be warned of over\/undervoltage over time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- TROUBLESHOOTING \u0026 SCENARIOS --\u003e\n\u003csection id=\"felsokning\"\u003e\n\u003ch2\u003eTroubleshooting Flows (Practical Scenarios)\u003c\/h2\u003e\n\u003ch3\u003eA) Motorcycle Starts Poorly After Winter\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eBattery test: SoC \u0026lt; 50% → \u003cstrong\u003eCharge\u003c\/strong\u003e the battery and retest.\u003c\/li\u003e\n\u003cli\u003eIf SoH (health) \u0026lt; 60% and CCA far below rating → \u003cstrong\u003eConsider replacement\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCranking test: severe voltage dip (\u0026lt;9 V) despite \"full\" SoC → \u003cstrong\u003eStarter motor\/cables\/ground\u003c\/strong\u003e may be the cause.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eB) Car's Battery Light Comes On Sometimes\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eCharging test: idle and 2,000–3,000 rpm.\u003c\/li\u003e\n\u003cli\u003eCharging voltage \u0026lt;13.2 V or \u0026gt;14.8 V → \u003cstrong\u003eAlternator\/regulator\u003c\/strong\u003e faulty.\u003c\/li\u003e\n\u003cli\u003eHigh ripple → \u003cstrong\u003eDiode fault\u003c\/strong\u003e in alternator; check ground cable and B+ connections.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eC) New Battery But Starting Problems Remain\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eCranking test: observe voltage dip and duration.\u003c\/li\u003e\n\u003cli\u003eIf dip is normal but starting is sluggish → \u003cstrong\u003eFuel\/ignition\/mechanical\u003c\/strong\u003e rather than battery.\u003c\/li\u003e\n\u003cli\u003eCharging test to rule out battery discharge between drives.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatch the Standard:\u003c\/strong\u003e Choose the same CCA\/EN\/DIN as stated on the battery for accurate diagnosis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharge First if SoC is Low:\u003c\/strong\u003e A discharged but healthy battery can be misdiagnosed – charge and retest.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean Terminals:\u003c\/strong\u003e Oxidation and loose clamps give false results; clean before testing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepeat After Action:\u003c\/strong\u003e Save before\/after reports to confirm improvement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e Low quiescent current but ideally disconnect the BK100 for long-term storage if the vehicle is parked for months.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupplement Your Toolkit:\u003c\/strong\u003e Do you need OBD diagnostics in parallel? See our collection of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003eDoes the BK100 work on AGM\/GEL\/EFB?\u003c\/h3\u003e\n\u003cp\u003eYes, select the correct battery type in the app (AGM\/GEL\/EFB) and the correct measurement standard according to the label.\u003c\/p\u003e\n\u003ch3\u003eDoes the battery need to be fully charged before testing?\u003c\/h3\u003e\n\u003cp\u003eNo, the BK100 can test even discharged batteries – but it's good to charge to distinguish low SoC from aged SoH.\u003c\/p\u003e\n\u003ch3\u003eDoes the BK100 advise on replacement?\u003c\/h3\u003e\n\u003cp\u003eYes, the result is displayed as \u003cem\u003eGood \/ Recharge \/ Replace\u003c\/em\u003e and supplemented with measured values (CCA, Ri, SoH\/SoC).\u003c\/p\u003e\n\u003ch3\u003eCan I monitor in real time while driving?\u003c\/h3\u003e\n\u003cp\u003eYes, the waveform shows live voltage. Use with caution – focus on driving.\u003c\/p\u003e\n\u003ch3\u003eDoes the BK100 work on a 24 V truck?\u003c\/h3\u003e\n\u003cp\u003eNo, the BK100 is for 6 V\/12 V systems. A different model is needed for 24 V.\u003c\/p\u003e\n\u003ch3\u003eWhat languages are supported?\u003c\/h3\u003e\n\u003cp\u003eThe app is multi-language (incl. EN\/DE\/FR\/ES\/IT\/PT\/RU). It usually follows the phone's system language.\u003c\/p\u003e\n\u003ch3\u003eHow do I share the report?\u003c\/h3\u003e\n\u003cp\u003eSave the test in the app and share as a file or text via email\/message. Printable export is supported.\u003c\/p\u003e\n\u003ch3\u003eWill incorrect connection damage the unit?\u003c\/h3\u003e\n\u003cp\u003eNo, the BK100 has polarity and short-circuit protection. Correct the clamps and retest.\u003c\/p\u003e\n\u003ch3\u003eDoes the app lose connection?\u003c\/h3\u003e\n\u003cp\u003eMove closer, check your phone's BT, close other BT devices, disconnect\/reconnect in the app.\u003c\/p\u003e\n\u003ch3\u003eDoes the BK100 keep the battery under observation over time?\u003c\/h3\u003e\n\u003cp\u003eYes, you can activate push notifications for over\/undervoltage and view history and waveform.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI BK100 Bluetooth battery tester\u003c\/li\u003e\n\u003cli\u003e1 × Clamp cable (red\/black) with heavy-duty battery clamps\u003c\/li\u003e\n\u003cli\u003e1 × Quick Start Guide\/Manual (app instructions)\u003c\/li\u003e\n\u003cli\u003e1 × Storage pouch or box (depending on batch)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- NOTICES --\u003e\n\u003csection id=\"notiser\"\u003e\n\u003ch2\u003eImportant Notes \u0026amp; Disclaimer\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety First:\u003c\/strong\u003e Perform tests in a safe location. Keep clamps away from moving parts and exhaust components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Matching:\u003c\/strong\u003e Always choose the same measurement standard and value as on the battery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLimitation:\u003c\/strong\u003e The BK100 tests \u003cem\u003estarter batteries\u003c\/em\u003e (6\/12 V). Not for 24 V systems or pure lithium traction packs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData Usage:\u003c\/strong\u003e Test results are support for diagnosis. Always follow the vehicle manufacturer's service information.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupplement as Needed:\u003c\/strong\u003e For OBD engine faults\/emissions, see our range of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (hidden) --\u003e\n\u003csection style=\"display: none;\" id=\"seo\"\u003eKONNWEI BK100, BK 100, Bluetooth battery tester, 6V 12V battery monitor, battery analysis, CCA test, internal resistance, cranking test, charging test, ripple, SoH, SoC, motorcycle battery test, car battery test, AGM GEL EFB, flooded, battery health, live waveform, app Android iOS, battery report, battery diagnosis, felkodslasare.se, battery problem start, alternator regulator test, trickle charge decision, Battery Good Recharge Replace, battery check spring winter, season start, battery replacement decision support, tool for workshop and hobby, battery voltage curve over time, undervoltage overvoltage notifications.\u003c\/section\u003e\n\u003c!-- SUMMARY --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI BK100\u003c\/strong\u003e provides fast, \u003cstrong\u003ereliable battery diagnosis\u003c\/strong\u003e via Bluetooth – from \u003cstrong\u003ehealth assessment and CCA\u003c\/strong\u003e to \u003cstrong\u003ecranking and charging tests\u003c\/strong\u003e with \u003cstrong\u003elive waveform\u003c\/strong\u003e. Its compact size, multi-language app, robust protections, and the ability to \u003cstrong\u003esave \u0026amp; share reports\u003c\/strong\u003e make the BK100 an obvious choice for both \u003cstrong\u003emotorcycles\u003c\/strong\u003e and \u003cstrong\u003epassenger cars\u003c\/strong\u003e. Do you also need OBD diagnosis for engine light \u0026amp; inspection status? Explore our other models in \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177160069388,"sku":"FEL-BK100","price":289.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H85ff6275c4a641b78d099b50a9468411c.jpg?v=1771872366"},{"product_id":"konnwei-kw808-obd2-scanner","title":"KONNWEI KW808 OBD2 Code Reader – Digital EOBD Engine Scanner with 2.8” LCD \u0026 Live Data","description":"\u003c!-- KLAR HTML FÖR SHOPIFY – KONNWEI KW808 \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-kw808\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI KW808 – OBD2\/EOBD Fault Code Reader (2.8” LCD, Handheld)\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"mpn\" content=\"KW808\"\u003e \u003cmeta itemprop=\"sku\" content=\"KW808\"\u003e \u003cmeta itemprop=\"category\" content=\"OBD2 fault code reader, OBDII\/EOBD, engine fault diagnosis\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI KW808 OBD2 Fault Code Reader – Digital EOBD Engine Scanner with 2.8” LCD \u0026amp; Live Data\u003c\/h2\u003e\n\u003c!-- KORTVERSION (200–300 ord) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort version – quick overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW808\u003c\/strong\u003e is a robust, handheld \u003cstrong\u003eOBD2\/EOBD fault code reader\u003c\/strong\u003e that works on \u003cstrong\u003eall OBD-compliant petrol and diesel cars from 1996+\u003c\/strong\u003e (USA), \u003cstrong\u003e2003+\u003c\/strong\u003e (EU), and \u003cstrong\u003e2006+\u003c\/strong\u003e (Japan\/Korea), as well as many \u003cstrong\u003ehybrid cars\u003c\/strong\u003e with a standardized 16-pin OBD port. Featuring a \u003cstrong\u003e2.8” backlit LCD\u003c\/strong\u003e, durable rubber casing, and clear menu options, the KW808 reads and clears engine fault codes (DTCs), displays \u003cstrong\u003efreeze frame data\u003c\/strong\u003e, \u003cstrong\u003elive data\u003c\/strong\u003e (sensor stream), \u003cstrong\u003eI\/M readiness\u003c\/strong\u003e (inspection status), \u003cstrong\u003eO2 sensor test\u003c\/strong\u003e, \u003cstrong\u003eEVAP test data\u003c\/strong\u003e, and retrieves \u003cstrong\u003evehicle information\u003c\/strong\u003e (VIN\/CIN\/CVN).\u003c\/p\u003e\n\u003cp\u003eThe tool \u003cstrong\u003erequires no installation\u003c\/strong\u003e – simply connect, turn on the ignition, and begin troubleshooting. The built-in \u003cstrong\u003eDTC lookup library\u003c\/strong\u003e explains generic and many manufacturer-specific codes, allowing you to quickly see \u003cem\u003ewhat\u003c\/em\u003e triggered the \u003cstrong\u003eCheck Engine\u003c\/strong\u003e light. With the ability to \u003cstrong\u003egraphically review live data\u003c\/strong\u003e and save playback of measurements, the KW808 is a \u003cstrong\u003emust-have\u003c\/strong\u003e for both home mechanics and workshops looking to save time and money on troubleshooting, service, and preparing for \u003cstrong\u003evehicle inspections\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eDo you need more OBD tools or want to compare with other models? Check out our entire category of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e. 🔧\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- INNEHÅLLSFÖRTECKNING --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eTable of Contents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – what is the KW808?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bullet list)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFunctions \u0026amp; Applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#fordelar\"\u003eAdvantages – why choose the KW808?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility \u0026amp; Protocols\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \/ Installation \u0026amp; User Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#felsokning\"\u003eTroubleshooting Workflow – from code to action\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; Best Practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#notiser\"\u003eImportant Notices \u0026amp; Disclaimer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#seo\"\u003eSEO Keywords \u0026amp; Related Terms\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUKTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – what is the KW808?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW808\u003c\/strong\u003e is a \u003cstrong\u003edigital OBD2\/EOBD engine scanner\u003c\/strong\u003e that helps you quickly identify and resolve the cause of an illuminated \u003cstrong\u003eMalfunction Indicator Light (MIL \/ Check Engine)\u003c\/strong\u003e. Supporting all 10 OBD test modes (Mode 01–10), it displays, among other things, live data from the \u003cstrong\u003ePCM\/ECM\u003c\/strong\u003e, freeze frame data at the moment of error, monitoring status for emission-related systems (\u003cstrong\u003eI\/M Readiness\u003c\/strong\u003e), and oxygen sensor tests. You can \u003cstrong\u003eclear DTCs\u003c\/strong\u003e after repair so that the system resets its monitors, and retrieve \u003cstrong\u003eVIN\/CIN\/CVN\u003c\/strong\u003e for documentation.\u003c\/p\u003e\n\u003cp\u003eThe casing is \u003cstrong\u003eeasy to grip and shock-protected\u003c\/strong\u003e with an anti-slip design, and the unit comes with a \u003cstrong\u003estorage case\u003c\/strong\u003e. Thanks to \u003cstrong\u003eplug-and-play\u003c\/strong\u003e, there's no need for a computer or additional apps – perfect for quick tests in the driveway, garage, or workshop. For those who want to complement with more advanced functions (e.g., service reset or brand-specific system diagnostics), we recommend also looking at other tools in the \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e category.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFIKATIONER --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (bullet list)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW808\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Handheld OBD2\/EOBD Engine Diagnostics (Engine Analyzer)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Voltage:\u003c\/strong\u003e 12 V (vehicle's electrical system)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 2.8” backlit LCD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e 16-pin OBDII (cable included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCasing:\u003c\/strong\u003e Rubber frame, anti-slip, shock-resistant design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMenu Languages:\u003c\/strong\u003e English, French, German, Dutch, Spanish, Portuguese, Russian\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions:\u003c\/strong\u003e Read\/clear DTCs, I\/M Readiness, live data (text\/graph), freeze frame data, O2 sensor test, EVAP test data, vehicle info VIN\/CIN\/CVN, DTC lookup library\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocols:\u003c\/strong\u003e ISO 9141-2, ISO 14230-4 (KWP), ISO 15765-4 (CAN), SAE J1850 PWM\/VPW, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e OBDII\/EOBD vehicles (USA 1996+, EU 2003+, Japan\/Korea 2006+, China 2009+)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertificates:\u003c\/strong\u003e CE, FCC, RoHS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e Via vehicle's OBD port (no internal charging required)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\/Feel:\u003c\/strong\u003e \"Thick\" and stable body for daily workshop use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FUNKTIONER \u0026 ANVÄNDNING --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFunctions \u0026amp; Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFault Code Management:\u003c\/strong\u003e Read generic (P0, P2, P3, U0) and manufacturer-specific (P1, P3, U1) codes with explanations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear Codes \u0026amp; Turn off MIL:\u003c\/strong\u003e After repair, DTCs are cleared and monitors are reset for a new drive cycle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M Readiness:\u003c\/strong\u003e Check the inspection status of emission systems before going for inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal-time Live Data:\u003c\/strong\u003e View sensor values (up to 1000+ parameters depending on the car) in text or graph.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze Frame Data:\u003c\/strong\u003e Snapshot from the moment of error – facilitates root cause analysis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2 Sensor Test \u0026amp; EVAP:\u003c\/strong\u003e Evaluate oxygen sensor response and EVAP-related diagnostics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData Logging:\u003c\/strong\u003e Save \u0026amp; playback live data for before\/after repair comparisons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVIN\/CIN\/CVN:\u003c\/strong\u003e Vehicle identification, calibration ID, and verification number for documentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo PC required:\u003c\/strong\u003e Ready to use out of the box – ideal as a “first diagnosis”.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTypical use cases: troubleshooting \u003cstrong\u003erough idling\u003c\/strong\u003e, \u003cstrong\u003ehigh fuel consumption\u003c\/strong\u003e, \u003cstrong\u003eemission problems\u003c\/strong\u003e, \u003cstrong\u003emisfires\u003c\/strong\u003e, \u003cstrong\u003esensor faults\u003c\/strong\u003e (MAF\/MAP\/O2), and verification after repair (MIL off \u0026amp; \"Ready\" monitors).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- FÖRDELAR --\u003e\n\u003csection id=\"fordelar\"\u003e\n\u003ch2\u003eAdvantages – why choose the KW808?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-and-play:\u003c\/strong\u003e No software or registration – connect and diagnose.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAffordable and proven:\u003c\/strong\u003e Global bestseller – a safe choice for home use and professionals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEducational:\u003c\/strong\u003e Built-in DTC definitions and graphical data display.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust:\u003c\/strong\u003e Rubberized casing and protective case withstand tough daily use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible:\u003c\/strong\u003e Broad protocol support covers most OBD cars on the market.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTime-saving:\u003c\/strong\u003e Fast reading\/clearing – shorter downtime, smoother troubleshooting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- KOMPATIBILITET --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility \u0026amp; Protocols\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eSupported protocols:\u003c\/strong\u003e ISO 9141-2, ISO 14230-4 (KWP 5-baud \/ fast init), ISO 15765-4 CAN (11\/29 bit, 250\/500 kbaud), SAE J1850 PWM (41.6 kbaud), SAE J1850 VPW (10.4 kbaud).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRegional guidelines:\u003c\/strong\u003e USA (OBDII 1996+), Europe (EOBD 2003+), Japan\/Korea (2006+), China (2009+). Some models may have deviations in support – always check that the car is OBD-compatible and has a 16-pin OBD port.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmerican brands:\u003c\/strong\u003e Chrysler, Ford, GM, Jeep, etc. (approx. 2000+ according to list, OBD 1996+ generally)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEuropean brands:\u003c\/strong\u003e Alfa Romeo, Audi, BMW, Citroën, Fiat, Jaguar, Land Rover, Mercedes-Benz, Opel, Peugeot, Renault, Saab, Seat, Škoda, Volvo, VW, etc. (2003+)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJapanese\/Korean brands:\u003c\/strong\u003e Toyota, Lexus, Honda, Mazda, Nissan, Subaru, Suzuki, Mitsubishi, Hyundai, Kia, etc. (2006+)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChinese brands:\u003c\/strong\u003e Several models from 2009+\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote!\u003c\/em\u003e Some special editions may differ. Unsure? Explore more models in \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003eour OBD category\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL \/ INSTALLATION --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \/ Installation \u0026amp; User Guide (HTML)\u003c\/h2\u003e\n\u003ch3\u003e1) Preparations\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePark safely. Put in neutral\/P-mode, engage parking brake.\u003c\/li\u003e\n\u003cli\u003eTurn off extra consumers (AC, seat heating, lights) for stable voltage.\u003c\/li\u003e\n\u003cli\u003eLocate the \u003cstrong\u003eOBD2 port (16-pin)\u003c\/strong\u003e – often under the dashboard on the driver's side.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e2) Connect \u0026amp; Start\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect the KW808 with the included OBD cable.\u003c\/li\u003e\n\u003cli\u003eTurn the ignition to ON\/ACC, engine off – the unit will start.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003elanguage\u003c\/strong\u003e and confirm.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e3) Read Fault Codes (DTC)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eDiagnose\u003c\/strong\u003e → \u003cstrong\u003eRead Codes\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eNote codes and \u003cstrong\u003ecode descriptions\u003c\/strong\u003e on the screen.\u003c\/li\u003e\n\u003cli\u003eOptionally save a screenshot\/note for workshop documentation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e4) Freeze Frame \u0026amp; Live Data\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze Frame:\u003c\/strong\u003e Select the freeze frame menu for a snapshot at the time of the fault.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e Display sensor stream in text or graph, e.g., \u003cem\u003eMAF, MAP, O2, STFT\/LTFT, ECT, RPM\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003eCompare against specifications\/service data (if needed) to pinpoint the cause of the fault.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e5) I\/M Readiness (inspection status)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eI\/M Readiness\u003c\/strong\u003e to see which monitors are \u003cem\u003eComplete\u003c\/em\u003e\/\u003cem\u003eNot Ready\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003ePerform a drive cycle according to the vehicle's guidelines until the required monitors are complete.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e6) Clear Codes\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eAfter repair: select \u003cstrong\u003eErase Codes\u003c\/strong\u003e to clear DTCs and turn off the MIL.\u003c\/li\u003e\n\u003cli\u003eNote that monitors are reset and require driving before I\/M is \u003cem\u003eComplete\u003c\/em\u003e again.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e7) Vehicle Info\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eVehicle Information\u003c\/strong\u003e for \u003cstrong\u003eVIN\u003c\/strong\u003e, \u003cstrong\u003eCIN\u003c\/strong\u003e, and \u003cstrong\u003eCVN\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eUsed for documentation, ordering parts, software verification, etc.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e8) Maintenance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStore the unit in the supplied case. Avoid moisture, extreme temperatures, and impacts.\u003c\/li\u003e\n\u003cli\u003eKeep the connector clean. Do not bend the cable sharply at the connector housing.\u003c\/li\u003e\n\u003cli\u003eUpdates are not required for basic functionality – the KW808 is standalone and ready \"out of the box\".\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FELSÖKNINGSFLÖDE --\u003e\n\u003csection id=\"felsokning\"\u003e\n\u003ch2\u003eTroubleshooting Workflow – from code to action\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead DTC:\u003c\/strong\u003e Note both the code and description (e.g., P0130 O2 Sensor Circuit).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck Freeze Frame:\u003c\/strong\u003e See rpm, load, temp at the time of fault. Provides context.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStudy Live Data:\u003c\/strong\u003e Compare values such as O2 voltage, trims, MAF against expected.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerform reasonable checks:\u003c\/strong\u003e Hoses (vacuum), leaks, connectors, fuses, ground points.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepair \u0026amp; Clear:\u003c\/strong\u003e Replace\/service the suspected component, clear codes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify:\u003c\/strong\u003e Test drive, check that I\/M monitors become \u003cem\u003eComplete\u003c\/em\u003e and that the fault does not recur.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave \"before\/after\":\u003c\/strong\u003e Photograph the screen to document improvement after repair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower supply:\u003c\/strong\u003e Low battery voltage can cause consequential faults – check measurements if readings seem unreasonable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepeated faults:\u003c\/strong\u003e Recurring DTC after clearing indicates a persistent root cause – follow live data.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEVAP-related:\u003c\/strong\u003e Check fuel cap, hoses, and valves. EVAP monitor may require specific driving.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOxygen sensors:\u003c\/strong\u003e Slow or flat O2 waveform may indicate a tired sensor or exhaust system leak before the sensor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD port:\u003c\/strong\u003e Often located above the pedals\/under the steering wheel – use a flashlight; never force the connector incorrectly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupplement if needed:\u003c\/strong\u003e For service functions (e.g., EPB\/SAS\/oil service) see more models in \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003eDoes the KW808 work on my car?\u003c\/h3\u003e\n\u003cp\u003eYes, if the car is OBDII\/EOBD compliant and has a 16-pin OBD port. Rules of thumb: USA 1996+, EU 2003+, Japan\/Korea 2006+, China 2009+. Individual special models may vary.\u003c\/p\u003e\n\u003ch3\u003eCan the KW808 clear the Check Engine light?\u003c\/h3\u003e\n\u003cp\u003eYes. Select \u003cem\u003eErase Codes\u003c\/em\u003e after the repair. Remember that I\/M monitors are reset – drive the car until they become \u003cem\u003eComplete\u003c\/em\u003e.\u003c\/p\u003e\n\u003ch3\u003eDoes the KW808 support ABS\/airbag\/transmission?\u003c\/h3\u003e\n\u003cp\u003eThe KW808 focuses on \u003cstrong\u003eengine systems (OBD2\/EOBD)\u003c\/strong\u003e. For brand- or system-specific diagnostics, see other models in \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003eour category\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eDo I need a computer or app?\u003c\/h3\u003e\n\u003cp\u003eNo. Everything is done directly on the device via the backlit screen and buttons.\u003c\/p\u003e\n\u003ch3\u003eCan I view live data as graphs?\u003c\/h3\u003e\n\u003cp\u003eYes, the KW808 displays live data in text and graphical mode for easier interpretation over time.\u003c\/p\u003e\n\u003ch3\u003eWhere can I find the VIN?\u003c\/h3\u003e\n\u003cp\u003eUnder \u003cem\u003eVehicle Information\u003c\/em\u003e, you can read the VIN from the vehicle's ECU (if supported).\u003c\/p\u003e\n\u003ch3\u003eDoes it work on hybrid cars?\u003c\/h3\u003e\n\u003cp\u003eYes – as long as the hybrid car complies with OBDII\/EOBD for the engine control unit. Some hybrid-specific systems require brand-specific tools.\u003c\/p\u003e\n\u003ch3\u003eThe code was cleared but the light came back?\u003c\/h3\u003e\n\u003cp\u003eThen the root cause remains. Use live data and freeze frame data for in-depth analysis and address the underlying fault before clearing again.\u003c\/p\u003e\n\u003ch3\u003eCan I use it on a 24V truck?\u003c\/h3\u003e\n\u003cp\u003eNo. The KW808 is designed for \u003cstrong\u003e12V\u003c\/strong\u003e passenger cars\/light vehicles with OBD2\/EOBD.\u003c\/p\u003e\n\u003ch3\u003eIs the KW808 \"future-proof\"?\u003c\/h3\u003e\n\u003cp\u003eThe OBD2\/EOBD standard is here to stay. The KW808 covers all 10 OBD modes and common protocols for current and many future vehicles.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- FÖRPACKNINGSINNEHÅLL --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW808 fault code reader\u003c\/li\u003e\n\u003cli\u003e1 × 16-pin OBD2 cable\u003c\/li\u003e\n\u003cli\u003e1 × User manual (quick start)\u003c\/li\u003e\n\u003cli\u003e1 × Durable polyester storage case\u003c\/li\u003e\n\u003cli\u003e1 × Protective rubber casing (mounted)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- NOTISER --\u003e\n\u003csection id=\"notiser\"\u003e\n\u003ch2\u003eImportant Notices \u0026amp; Disclaimer\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD2\/EOBD required:\u003c\/strong\u003e The tool only communicates with OBD-compatible engine control systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Use on stationary vehicles, gear in P\/N, and parking brake engaged.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e Stable battery voltage is recommended during diagnostics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearing:\u003c\/strong\u003e Clear codes only after repair and verify with a test drive\/I\/M status.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem support:\u003c\/strong\u003e For ABS\/SRS\/transmission, other tools are required – see \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003eour range\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SEO --\u003e\n\u003csection style=\"display: none;\" id=\"seo\"\u003eKONNWEI KW808, KW 808, OBD2 fault code reader, EOBD engine scanner, Check Engine, read clear fault codes, I\/M readiness, live data, freeze frame, O2 sensor test, EVAP test, VIN CIN CVN, J1850, KWP, CAN, 2.8 LCD, robust rubber casing, felkodslasare.se, OBDII diagnostics, OBD port, petrol diesel hybrid, vehicle diagnostics, emissions monitor, DTC library, graph live data, handheld fault code reader, European cars 2003+, American cars 1996+, Japanese 2006+.\u003c\/section\u003e\n\u003c!-- SAMMANFATTNING --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW808\u003c\/strong\u003e is a \u003cstrong\u003ereliable and affordable OBD2\/EOBD scanner\u003c\/strong\u003e that provides everything you need to understand and address \u003cstrong\u003eengine-related faults\u003c\/strong\u003e. With support for all 10 OBD modes, \u003cstrong\u003elive data\u003c\/strong\u003e (text\/graph), \u003cstrong\u003efreeze frame data\u003c\/strong\u003e, \u003cstrong\u003eI\/M status\u003c\/strong\u003e, and a \u003cstrong\u003eDTC library\u003c\/strong\u003e, it is an obvious choice for anyone looking to save time, avoid unnecessary workshop visits, and get their car ready for \u003cstrong\u003einspection\u003c\/strong\u003e. Explore more options in our collection of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177160495372,"sku":"FEL-KW808","price":419.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H6302708cc7504b85ac622f4083ed56dcn.jpg?v=1771872378"},{"product_id":"konnwei-kw850-obd2-diagnosverktyg","title":"KONNWEI KW850 OBD2 12V – Engine fault code reader \u0026 EVAP diagnosis with I\/M-readiness and live data","description":"\u003c!-- KLAR HTML FÖR SHOPIFY – KONNWEI KW850 OBD2 12V Automotive Car ECU Trouble Scanner \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-kw850\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI KW850 – OBD2\/EOBD Engine Diagnostics \u0026amp; Check Engine Reader (12V Petrol\/Diesel\/Hybrid)\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"sku\" content=\"KW850\"\u003e \u003cmeta itemprop=\"mpn\" content=\"KW850\"\u003e \u003cmeta itemprop=\"category\" content=\"Fault Code Readers, OBD2, EOBD, Vehicle Diagnostics\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI KW850 OBD2 12V – Engine Fault Code Reader \u0026amp; EVAP Diagnostics with I\/M Readiness and Live Data\u003c\/h2\u003e\n\u003c!-- KORTVERSION (200–300 ord) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version – Quick Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW850\u003c\/strong\u003e is a powerful \u003cstrong\u003eOBD2\/EOBD fault code reader\u003c\/strong\u003e for \u003cstrong\u003e12V petrol, diesel, and many hybrid cars\u003c\/strong\u003e. It reads and clears \u003cstrong\u003eengine-related diagnostic trouble codes (DTCs)\u003c\/strong\u003e, displays \u003cstrong\u003elive data\u003c\/strong\u003e in text and graph, checks \u003cstrong\u003eI\/M readiness\u003c\/strong\u003e (emission monitors) before inspection, handles \u003cstrong\u003eEVAP\u003c\/strong\u003e and \u003cstrong\u003eMode $06\u003c\/strong\u003e data, and retrieves \u003cstrong\u003eVIN\/CALID\/CVN\u003c\/strong\u003e. With the unique \u003cstrong\u003eOne-Click I\/M\u003c\/strong\u003e button, you can perform a quick legality check and verify the drive cycle in seconds. The KW850 features a \u003cstrong\u003e2.8” TFT color screen\u003c\/strong\u003e, built-in speaker, \u003cstrong\u003eLED indicators\u003c\/strong\u003e for status, and a large \u003cstrong\u003eDTC dictionary (\u003e3000 codes)\u003c\/strong\u003e directly on the device. It also shows \u003cstrong\u003ereal-time battery voltage\u003c\/strong\u003e to quickly pinpoint starting\/charging issues.\u003c\/p\u003e\n\u003cp\u003eThe tool works on most \u003cstrong\u003eOBD2-certified\u003c\/strong\u003e vehicles (USA 1996+, EU petrol ≈2001+, EU diesel ≈2004+). The device is updated \u003cstrong\u003efree of charge\u003c\/strong\u003e via PC and supports \u003cstrong\u003e9 languages\u003c\/strong\u003e in the menu (including English, German, French, Spanish, Polish, Russian, Portuguese, Italian, Dutch). The KW850 is a \u003cstrong\u003eplug-and-play\u003c\/strong\u003e instrument that saves both time and money by providing you with \u003cstrong\u003eclear answers\u003c\/strong\u003e before a workshop visit. For more scanners and upgrade paths – see our category \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e. 🔧📊\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- INNEHÅLLSFÖRTECKNING --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – What does the KW850 do?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bullet list)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#fordelar\"\u003eAdvantages – Why choose the KW850?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#protokoll\"\u003eProtocols \u0026amp; support\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility – vehicles \u0026amp; region\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; installation guide (step-by-step)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#diagnosfloden\"\u003eDiagnostic flows – typical scenarios\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; best practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#notiser\"\u003eImportant notes \u0026amp; responsibility\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUKTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – What does the KW850 do?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW850\u003c\/strong\u003e is a \u003cstrong\u003ehandheld OBD2\/EOBD scanner\u003c\/strong\u003e designed to give both \u003cstrong\u003ecar owners, enthusiast mechanics, and workshops\u003c\/strong\u003e a complete understanding of engine and emission-related faults. Via the standardized OBD2 port, the device communicates with the vehicle's \u003cstrong\u003eECU\u003c\/strong\u003e and provides you with \u003cstrong\u003efault codes, live data, freeze frame, EVAP data, Mode $06\u003c\/strong\u003e (on-board monitor), \u003cstrong\u003eI\/M readiness\u003c\/strong\u003e, and vehicle identification (\u003cstrong\u003eVIN\/CALID\/CVN\u003c\/strong\u003e). The built-in \u003cstrong\u003eDTC dictionary\u003c\/strong\u003e helps you understand the codes directly on the screen, and with \u003cstrong\u003eOne-Click I\/M\u003c\/strong\u003e, you can check emission status before inspection in an instant.\u003c\/p\u003e\n\u003cp\u003eUnlike mobile adapters, the KW850 requires \u003cstrong\u003eno phone or app\u003c\/strong\u003e. All functionality is in the device – including \u003cstrong\u003egraphed data curves\u003c\/strong\u003e, \u003cstrong\u003ereport storage\u003c\/strong\u003e, and the \u003cstrong\u003eability to print\u003c\/strong\u003e via PC. Its robust construction, clear color screen, and logical menu structure make diagnostics fast, predictable, and safe – whether you're troubleshooting a stubbornly lit \u003cem\u003eCheck Engine\u003c\/em\u003e light or optimizing your chances for a successful OBD inspection.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFIKATIONER --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (bullet list)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e OBD2\/EOBD engine analyzer \u0026amp; fault code reader (12V vehicles)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW850\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScreen:\u003c\/strong\u003e 2.8” TFT HD color, with backlight\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndication:\u003c\/strong\u003e Color-coded LED lights (green\/yellow\/red) + built-in speaker\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating time\/Reliability:\u003c\/strong\u003e Up to approx. 8000 hours (designed for long-term use)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMain functions:\u003c\/strong\u003e Read\/clear DTC, live data (text \u0026amp; graph), freeze frame, I\/M readiness, Mode $06, O2 test, EVAP data, VIN\/CALID\/CVN, battery voltage monitor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDTC database:\u003c\/strong\u003e \u003e3000 generic code definitions locally\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages (menu):\u003c\/strong\u003e 9 languages (EN, FR, DE, NL, ES, RU, PT, IT, PL)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdate:\u003c\/strong\u003e Lifetime free updates via PC (Windows XP\/7\/8\/10)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e 16-pin OBD2\/DLC (cable included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage support:\u003c\/strong\u003e 12V OBD2\/EOBD vehicles (petrol\/diesel\/hybrid)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocols:\u003c\/strong\u003e ISO 9141, ISO 14230-4 KWP (5-baud\/fast), SAE J1850 VPW\/PWM, ISO 15765-4 CAN (11\/29 bit, 250\/500 kbit\/s)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReport:\u003c\/strong\u003e Save, playback, and print via PC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, FCC, RoHS, UKCA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColors:\u003c\/strong\u003e Black or Red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarkets:\u003c\/strong\u003e North \u0026amp; South America, Europe, Africa (EOBD\/OBD2)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FUNKTIONER \u0026 ANVÄNDNING --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFault Codes (DTC):\u003c\/strong\u003e Read\/clear stored, pending, and manufacturer-specific codes (P0\/P1\/P2\/P3\/U0\/U1).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCause Analysis:\u003c\/strong\u003e DTC dictionary directly on the device for quick interpretation, without internet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e Display and graph sensors (RPM, VSS, ECT, IAT, MAP\/MAF, O2, STFT\/LTFT, battery voltage, etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze frame:\u003c\/strong\u003e Snapshot of sensor data when a DTC was set – perfect for intermittent faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M Readiness:\u003c\/strong\u003e One-Click button to quickly see if emission monitors are \u003cem\u003eReady\u003c\/em\u003e before inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMode $06:\u003c\/strong\u003e On-board monitor results for specific components (misfire, catalyst, EVAP, etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEVAP data:\u003c\/strong\u003e Basis for troubleshooting tank ventilation\/pressure leaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2 sensors:\u003c\/strong\u003e Live O2 test and monitor results for lambda control\/catalyst status.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVIN\/CALID\/CVN:\u003c\/strong\u003e ECU identifications for reporting, verification, and traceability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery voltage:\u003c\/strong\u003e Real-time measurement before\/after start – reveals weak charging or overcharging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReports:\u003c\/strong\u003e Save, playback, and print code lists, freeze frame, and live data via PC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-language:\u003c\/strong\u003e Change menu language – practical in international environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FÖRDELAR --\u003e\n\u003csection id=\"fordelar\"\u003e\n\u003ch2\u003eAdvantages – Why choose the KW850?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-in-one without phone:\u003c\/strong\u003e Standalone handheld device – no app, no subscription.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick inspection check:\u003c\/strong\u003e One-Click I\/M shows monitor status in seconds – saves retest costs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGraphed data curves:\u003c\/strong\u003e See trends and irregularities in real-time (e.g., O2, fuel trim, MAP\/MAF).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional DTC dictionary:\u003c\/strong\u003e \u003e3000 definitions locally – less guesswork, more accurate troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust \u0026amp; clear:\u003c\/strong\u003e 2.8” color screen, LED indicators, sound – clear guidance even in bright light.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifetime updates:\u003c\/strong\u003e Keep the tool current, at no extra cost.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad vehicle support:\u003c\/strong\u003e OBD2\/EOBD on 12V – petrol, diesel, and many hybrids.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCost-effective:\u003c\/strong\u003e Find the root of \u003cem\u003eCheck Engine\u003c\/em\u003e before a workshop visit – better decision support.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- PROTOKOLL --\u003e\n\u003csection id=\"protokoll\"\u003e\n\u003ch2\u003eProtocols \u0026amp; support\u003c\/h2\u003e\n\u003cp\u003eThe KW850 supports the most common OBD2\/EOBD protocols: \u003cstrong\u003eSAE J1850\u003c\/strong\u003e (VPW\/PWM), \u003cstrong\u003eISO 9141-2\u003c\/strong\u003e, \u003cstrong\u003eISO 14230-4 KWP\u003c\/strong\u003e (5-baud \u0026amp; fast init), and \u003cstrong\u003eISO 15765-4 CAN\u003c\/strong\u003e (11\/29-bit, 250\/500 kbit\/s). This practically covers the majority of OBD2 vehicles on the market.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- KOMPATIBILITET --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility – vehicles \u0026amp; region\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eOBD2\/EOBD 12V:\u003c\/strong\u003e USA 1996+, EU petrol approx. 2001+, EU diesel approx. 2004+. Older\/special models may vary. Russian cars before 2012 (VAZ, UAZ, LADA) are usually not supported. JOBD2 (some Japanese) is not supported. For Renault\/SsangYong – contact us before purchase for advice.\u003c\/p\u003e\n\u003cp\u003eThe KW850 is primarily an \u003cstrong\u003eengine system\/emission tool\u003c\/strong\u003e. For brand\/system-specific functions (ABS\/SRS\/EPB etc.), more advanced scanners are needed. See more options in our category \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL \u0026 INSTALLATION --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; installation guide (step-by-step)\u003c\/h2\u003e\n\u003ch3\u003eA. Preparations\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePark safely, engage the parking brake. Turn off the engine, but the ignition can be \u003cem\u003eOFF\u003c\/em\u003e initially.\u003c\/li\u003e\n\u003cli\u003eLocate the \u003cstrong\u003eOBD2 socket (DLC)\u003c\/strong\u003e – usually under the dashboard on the driver's side.\u003c\/li\u003e\n\u003cli\u003eEnsure battery voltage is good (\u003e12.2V) for stable communication.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eB. Connect \u0026amp; start\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect the \u003cstrong\u003eKW850 cable\u003c\/strong\u003e to the vehicle's 16-pin socket until the connector is secure.\u003c\/li\u003e\n\u003cli\u003eThe device starts automatically on the vehicle's voltage. Select \u003cstrong\u003elanguage\u003c\/strong\u003e in the menu if prompted.\u003c\/li\u003e\n\u003cli\u003eTurn the ignition to \u003cstrong\u003eON\u003c\/strong\u003e (the engine can be \u003cem\u003eOFF\u003c\/em\u003e for initial reading).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eC. Basic diagnostics (quick start)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead Codes:\u003c\/strong\u003e Read active\/stored\/pending DTCs. Note codes and \u003cstrong\u003efreeze frame\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDTC Lookup:\u003c\/strong\u003e Look up code definitions locally on the screen – identify likely causes of failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e Display key PIDs (ECT, STFT\/LTFT, O2, MAP\/MAF, RPM, VSS, etc.) in \u003cem\u003etext\u003c\/em\u003e or \u003cem\u003egraph\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M Readiness:\u003c\/strong\u003e Press the \u003cem\u003eOne-Click\u003c\/em\u003e button for quick inspection status. Are monitors \u003cem\u003eNot Ready\u003c\/em\u003e? Perform the correct drive cycle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear Codes:\u003c\/strong\u003e After repair – clear codes, test drive, and verify they do not reappear.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eD. In-depth\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eMode $06:\u003c\/strong\u003e Check on-board monitor results (misfire, catalyst, EVAP, etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2 \u0026amp; EVAP:\u003c\/strong\u003e Review sensor response and EVAP data to track elusive problems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReport:\u003c\/strong\u003e Save and export via PC for archives or customer records.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eE. Battery voltage – rules of thumb\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBefore start:\u003c\/strong\u003e \u003c10.8V = weak battery. 10.8–11.8V = low, risk of difficult start. 11.8–12.8V = normal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAfter start:\u003c\/strong\u003e 12.8–13.2V = low charge; 13.2–14.8V = normal; \u003e14.8V = risk of overcharge\/regulator failure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- DIAGNOSFLÖDEN --\u003e\n\u003csection id=\"diagnosfloden\"\u003e\n\u003ch2\u003eDiagnostic flows – typical scenarios\u003c\/h2\u003e\n\u003ch3\u003e1) Check Engine (MIL) light on\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRun \u003cstrong\u003eRead Codes\u003c\/strong\u003e → note DTC + \u003cem\u003efreeze frame\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003eOpen \u003cstrong\u003eDTC Lookup\u003c\/strong\u003e for interpretation. Check \u003cstrong\u003eLive Data\u003c\/strong\u003e (O2, STFT\/LTFT, MAF\/MAP).\u003c\/li\u003e\n\u003cli\u003eAddress cause → \u003cstrong\u003eClear Codes\u003c\/strong\u003e → test drive and verify.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e2) Before inspection\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePress \u003cstrong\u003eOne-Click I\/M\u003c\/strong\u003e – ensure monitors are \u003cem\u003eReady\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003eIf \u003cem\u003eNot Ready\u003c\/em\u003e: follow recommended drive cycle until monitors become \u003cem\u003eReady\u003c\/em\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e3) High fuel consumption, sluggish engine\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eReview \u003cstrong\u003eSTFT\/LTFT\u003c\/strong\u003e for lean\/rich condition.\u003c\/li\u003e\n\u003cli\u003eCheck MAF, MAP, IAT, and O2 dynamics. Look for vacuum leaks\/exhaust system leaks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e4) Cold start problems\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMeasure voltage drop via \u003cstrong\u003ebattery monitor\u003c\/strong\u003e, check ECT\/IAT plausibility.\u003c\/li\u003e\n\u003cli\u003eSee \u003cstrong\u003eMode $06\u003c\/strong\u003e misfire counter if available.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e5) EVAP-related codes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStudy \u003cstrong\u003eEVAP\/Mode $06\u003c\/strong\u003e. Check fuel cap, valves, and hoses.\u003c\/li\u003e\n\u003cli\u003eClear after repair and perform drive cycle for monitor \u003cem\u003eReady\u003c\/em\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; best practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave data before clearing:\u003c\/strong\u003e Document DTC \u0026amp; freeze frame – facilitates follow-up.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFocus PIDs:\u003c\/strong\u003e Select fewer sensors for faster updates and clearer graphs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable voltage:\u003c\/strong\u003e Low battery voltage often causes communication disturbances and false alarms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAfter repair:\u003c\/strong\u003e Perform drive cycle until monitors are \u003cem\u003eReady\u003c\/em\u003e and check again with One-Click I\/M.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFollow service info:\u003c\/strong\u003e Advice from OBD data is guidance – always confirm in the manufacturer's manual.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpand if needed:\u003c\/strong\u003e For brand\/system diagnostics (ABS\/SRS\/EPB) – see more tools in \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Does the KW850 work on my car?\u003c\/h3\u003e\n\u003cp\u003eIf the car is \u003cstrong\u003eOBD2\/EOBD 12V\u003c\/strong\u003e (USA 1996+, EU petrol ≈2001+, EU diesel ≈2004+) with a 16-pin socket, it generally works. Some brands\/model years may differ.\u003c\/p\u003e\n\u003ch3\u003e2. Does the KW850 also read ABS\/SRS\/EPB?\u003c\/h3\u003e\n\u003cp\u003eThe KW850 focuses on \u003cstrong\u003eengine\/emissions\u003c\/strong\u003e. For full system diagnostics, other tools in our range are needed.\u003c\/p\u003e\n\u003ch3\u003e3. Do I need a computer?\u003c\/h3\u003e\n\u003cp\u003eNo, all diagnostics are done on the device. A computer is only used for \u003cstrong\u003eupdates\u003c\/strong\u003e and \u003cstrong\u003eprinting\u003c\/strong\u003e if needed.\u003c\/p\u003e\n\u003ch3\u003e4. Is Swedish language supported?\u003c\/h3\u003e\n\u003cp\u003eThe menu languages include 9 languages (see specifications). Swedish is not available on the device, but code definitions are clear in the selected languages.\u003c\/p\u003e\n\u003ch3\u003e5. What does Mode $06 mean?\u003c\/h3\u003e\n\u003cp\u003eIt's the ECU's \u003cstrong\u003eon-board monitor results\u003c\/strong\u003e for specific tests, e.g., misfire, catalyst, EVAP. Helps in troubleshooting elusive faults.\u003c\/p\u003e\n\u003ch3\u003e6. Can I use it on 24V?\u003c\/h3\u003e\n\u003cp\u003eNo, the KW850 is designed for \u003cstrong\u003e12V OBD2\/EOBD\u003c\/strong\u003e vehicles.\u003c\/p\u003e\n\u003ch3\u003e7. Does “Clear Codes” fix the fault?\u003c\/h3\u003e\n\u003cp\u003eIt clears the memory and turns off the light – it does \u003cstrong\u003enot\u003c\/strong\u003e address the root cause. Fix the problem first.\u003c\/p\u003e\n\u003ch3\u003e8. Can I save and print reports?\u003c\/h3\u003e\n\u003cp\u003eYes, store on the device and print via PC. Perfect for customer records or service logs.\u003c\/p\u003e\n\u003ch3\u003e9. Why am I not getting a connection?\u003c\/h3\u003e\n\u003cp\u003eCheck ignition \u003cstrong\u003eON\u003c\/strong\u003e, stable battery voltage, that the socket works, and that the vehicle is indeed OBD2-compatible.\u003c\/p\u003e\n\u003ch3\u003e10. Support for Japanese cars?\u003c\/h3\u003e\n\u003cp\u003eOBD2\/EOBD models are supported. JOBD2 (some Japanese) is not supported.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- FÖRPACKNING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW850 scanner\u003c\/li\u003e\n\u003cli\u003e1 × 16-pin OBD2 cable\u003c\/li\u003e\n\u003cli\u003e1 × USB data cable\u003c\/li\u003e\n\u003cli\u003e1 × User manual\u003c\/li\u003e\n\u003cli\u003e1 × Nylon bag\u003c\/li\u003e\n\u003cli\u003e1 × Colored retail packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- NOTISER --\u003e\n\u003csection id=\"notiser\"\u003e\n\u003ch2\u003eImportant notes \u0026amp; responsibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Regions implemented OBD2 in different years. Always check the vehicle's \u003cem\u003eVehicle Emission Control Information\u003c\/em\u003e label.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLimitations:\u003c\/strong\u003e Support is normally lacking for Russian cars before 2012 (VAZ, UAZ, LADA) and JOBD2. 24V vehicles are not supported.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Always follow the manufacturer's safety precautions. Store data before clearing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem scope:\u003c\/strong\u003e The KW850 is for engine\/emissions. For ABS\/SRS\/EPB – see other tools from us under \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdates:\u003c\/strong\u003e Keep the device updated via PC for best coverage and stability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SAMMANFATTNING --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW850\u003c\/strong\u003e is a \u003cstrong\u003ereliable, standalone, and easy-to-use\u003c\/strong\u003e OBD2\/EOBD tool for anyone who wants to resolve \u003cem\u003eCheck Engine\u003c\/em\u003e issues, understand \u003cstrong\u003elive data\u003c\/strong\u003e, and \u003cstrong\u003epass inspection\u003c\/strong\u003e with ease. With \u003cstrong\u003eOne-Click I\/M\u003c\/strong\u003e, \u003cstrong\u003eMode $06\u003c\/strong\u003e, \u003cstrong\u003eEVAP\u003c\/strong\u003e, \u003cstrong\u003eO2 tests\u003c\/strong\u003e, \u003cstrong\u003egraphed curves\u003c\/strong\u003e, and a \u003cstrong\u003eDTC dictionary\u003c\/strong\u003e, you get comprehensive decision support on the spot – without a phone. Feel free to combine it with other products in our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e category if you need extended system support. 🔧🚗\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (DOLT) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI KW850, OBD2 fault code reader, EOBD scanner, Check Engine, I\/M readiness, EVAP, Mode 06, live data, freeze frame, O2 sensor, VIN CALID CVN, battery voltage, 12V petrol diesel hybrid, ISO 9141, KWP2000, J1850 VPW\/PWM, ISO 15765-4 CAN, EU inspection, felkodslasare.se, vehicle diagnostics, DTC dictionary, free updates, 2.8\" TFT color screen, LED indicator.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177160593676,"sku":"FEL-KW850","price":649.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/Hf4892905c4c647fea4060df4cd92bc06I.jpg?v=1771872374"},{"product_id":"konnwei-kw208-batteritestare-12v-bilbatterianalysator","title":"KONNWEI KW208 – Automotive Car Battery \u0026 Alternator Analyzer 12V (CCA 100–2000) with Internal Resistance \u0026 Ripple Measurement","description":"\u003c!-- READY HTML FOR SHOPIFY – KONNWEI KW208 Battery Tester \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-kw208\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI KW208 – Car Battery \u0026 Alternator\/Starting System Analyzer 12V\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"sku\" content=\"KW208\"\u003e \u003cmeta itemprop=\"mpn\" content=\"KW208\"\u003e \u003cmeta itemprop=\"category\" content=\"Battery Tester, Vehicle Diagnostics, 12V, CCA, Starting and Charging Test\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI KW208 – Automotive Car Battery \u0026 Alternator Analyzer 12V (CCA 100–2000) with Internal Resistance \u0026 Waveform Measurement\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (200–300 words) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version – Quick Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW208\u003c\/strong\u003e is a compact yet powerful \u003cstrong\u003e12V battery tester\u003c\/strong\u003e that provides quick and accurate assessment of \u003cstrong\u003ebattery health (SOH)\u003c\/strong\u003e, \u003cstrong\u003estate of charge (SOC)\u003c\/strong\u003e, \u003cstrong\u003ecold cranking amps (CCA)\u003c\/strong\u003e, \u003cstrong\u003ecapacity (Ah)\u003c\/strong\u003e, and \u003cstrong\u003einternal resistance\u003c\/strong\u003e. In addition to pure battery measurements, it also handles \u003cstrong\u003ecranking tests\u003c\/strong\u003e (voltage drop and cranking time) and \u003cstrong\u003echarging tests\u003c\/strong\u003e (alternator\/regulator\/ripple), complemented by \u003cstrong\u003ereal-time voltage waveform display\u003c\/strong\u003e to visualize the dynamics of the electrical system. Results are clearly classified as \u003cem\u003eGood\u003c\/em\u003e, \u003cem\u003eRecharge\u003c\/em\u003e, or \u003cem\u003eReplace\u003c\/em\u003e for quick decision-making in the workshop or store.\u003c\/p\u003e\n\u003cp\u003eThe tester supports the major \u003cstrong\u003ebattery standards\u003c\/strong\u003e (CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, GB) and a wide range of battery types: \u003cstrong\u003eFlooded\u003c\/strong\u003e (lead-acid), \u003cstrong\u003eAGM flat\/spiral\u003c\/strong\u003e, and \u003cstrong\u003eGEL\u003c\/strong\u003e in the range of \u003cstrong\u003e100–2000 CCA\u003c\/strong\u003e. It is \u003cstrong\u003eself-powered\u003c\/strong\u003e by the battery (no internal batteries required), has a menu in \u003cstrong\u003e8 languages\u003c\/strong\u003e, and is built from durable ABS for daily use. The KW208 is equally suitable for \u003cstrong\u003ebattery stores\u003c\/strong\u003e, \u003cstrong\u003eworkshops\u003c\/strong\u003e, and \u003cstrong\u003ecar dealerships\u003c\/strong\u003e, as well as for the \u003cstrong\u003eenthusiast\u003c\/strong\u003e who wants to ensure status before seasonal start, inspection, or troubleshooting of hard-to-start cars.\u003c\/p\u003e\n\u003cp\u003eDo you want to supplement with an OBD2 code reader or other diagnostic tools? See our full range of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers \u0026 testers\u003c\/a\u003e. 🔋🔧\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- CONTENTS --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – What does the KW208 do?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bullet list)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026 Applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#fordelar\"\u003eAdvantages – Why choose the KW208?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#standarder\"\u003eSupported Standards \u0026 Battery Types\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \/ Installation \u0026 User Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tolkning\"\u003eInterpretation of Results (examples)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#felsok\"\u003eTroubleshooting – Typical Scenarios\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026 Best Practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#notiser\"\u003eImportant Notices \u0026 Responsibility\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUCTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – What does the KW208 do?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW208\u003c\/strong\u003e is a \u003cstrong\u003e12V battery analyzer\u003c\/strong\u003e designed to provide fast, repeatable, and clear measurement results in a car's electrical system. It analyzes the \u003cstrong\u003ebattery\u003c\/strong\u003e in quiescent state, assesses \u003cstrong\u003estarting capability\u003c\/strong\u003e by logging voltage drop during cranking, and the \u003cstrong\u003echarging system\u003c\/strong\u003e by examining the alternator's behavior, with assessment of \u003cstrong\u003eripple\u003c\/strong\u003e\/stability. Unlike simpler voltmeters, the KW208 provides a \u003cstrong\u003eholistic view\u003c\/strong\u003e: internal resistance, CCA, SOH (State of Health), SOC (State of Charge), and \u003cstrong\u003ewaveform display\u003c\/strong\u003e of voltage in real-time. This makes it possible to \u003cstrong\u003epredict problems\u003c\/strong\u003e before they become critical – and to \u003cstrong\u003everify\u003c\/strong\u003e that actions actually had an effect.\u003c\/p\u003e\n\u003cp\u003eThe tool is \u003cstrong\u003eplug-and-play\u003c\/strong\u003e: connect the clamps, select the \u003cstrong\u003ebattery standard\u003c\/strong\u003e and \u003cstrong\u003erated CCA\u003c\/strong\u003e, run the test, and immediately receive an understandable diagnosis. For \u003cstrong\u003estores\u003c\/strong\u003e and \u003cstrong\u003eworkshops\u003c\/strong\u003e, this means quick customer handling and reduced troubleshooting time; for \u003cstrong\u003eprivate users\u003c\/strong\u003e, it means safety and reliability in everyday life.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (bullet list)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW208\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e 12V Battery Tester \/ Alternator \u0026 Starting System Analysis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Range:\u003c\/strong\u003e 8–16V (12V system)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupported CCA:\u003c\/strong\u003e 100–2000 CCA (also BCI\/CA\/MCA\/JIS\/DIN\/IEC\/EN\/GB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResult Classification:\u003c\/strong\u003e Good \/ Recharge \/ Replace\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplays:\u003c\/strong\u003e SOH (health), SOC (state of charge), internal resistance (mΩ), measured CCA, voltage waveform\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTests:\u003c\/strong\u003e Battery test, \u003cstrong\u003eCranking test\u003c\/strong\u003e (start), \u003cstrong\u003eCharging test\u003c\/strong\u003e (alternator\/regulator\/ripple)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages:\u003c\/strong\u003e English, French, Spanish, German, Russian, Italian, Portuguese, Dutch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e No internal battery – powered by the test object\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Impact-resistant ABS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, FCC, RoHS, MSDS, REACH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Environment:\u003c\/strong\u003e Workshop, store, field service, private garage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FEATURES --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026 Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHealth Diagnosis:\u003c\/strong\u003e Quick assessment of battery condition (SOH) and state of charge (SOC).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Resistance (mΩ):\u003c\/strong\u003e Early indicator of aging and capacity loss.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCCA Analysis:\u003c\/strong\u003e Measured cranking current compared against battery specifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking Test:\u003c\/strong\u003e Measures voltage drop and cranking time – reveals weak batteries, bad cables, or starter motor issues.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Test:\u003c\/strong\u003e Assesses alternator\/regulator function and ripple – identifies faults in the charging system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Waveform:\u003c\/strong\u003e Visualizes voltage levels over time to see transients, drops, and overcharging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e Wide standard coverage (CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, GB) for various battery markets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad Battery Support:\u003c\/strong\u003e Flooded (lead-acid), AGM (flat\/spiral), GEL – perfect for passenger cars\/SUVs\/vans.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStore\/Workshop Ready:\u003c\/strong\u003e Quick results (\u003cem\u003eGood \/ Recharge \/ Replace\u003c\/em\u003e) – easy customer documentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePortable \u0026 Robust:\u003c\/strong\u003e Small, lightweight, and durable – no extra batteries needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- ADVANTAGES --\u003e\n\u003csection id=\"fordelar\"\u003e\n\u003ch2\u003eAdvantages – Why choose the KW208?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrice\/Performance:\u003c\/strong\u003e \"Cheap but useful\" – great value for money.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision:\u003c\/strong\u003e Reliable CCA and IR measurement for better decisions (charge\/replace).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTime-efficient:\u003c\/strong\u003e Fast plug-and-play – ideal where high throughput is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReady Language Support:\u003c\/strong\u003e 8 menus – easy to use in multinational teams.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Downtime:\u003c\/strong\u003e No charging\/replacing internal batteries – always ready.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-round:\u003c\/strong\u003e From home troubleshooting to professional battery testing in a shop.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplements OBD2:\u003c\/strong\u003e Perfect partner to a code reader – see \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003eall code readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- STANDARDS \u0026 BATTERY TYPES --\u003e\n\u003csection id=\"standarder\"\u003e\n\u003ch2\u003eSupported Standards \u0026 Battery Types\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eStandards:\u003c\/strong\u003e CCA 100–2000, BCI 100–2000, CA 100–2000, MCA 100–2000, JIS 26A17–245H52, DIN 100–1400, IEC 100–1400, EN 100–2000, SAE 100–2000, GB 100–1400.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBattery Types:\u003c\/strong\u003e Flooded (lead-acid), AGM (flat\/spiral), GEL. (12V starter batteries)\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL \/ INSTALLATION --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \/ Installation \u0026 User Guide\u003c\/h2\u003e\n\u003ch3\u003eA. Secure Connection\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn off the engine and major consumers (lights, fan, heater).\u003c\/li\u003e\n\u003cli\u003eIdentify the battery terminals. Red clamp to \u003cstrong\u003e+\u003c\/strong\u003e, black clamp to \u003cstrong\u003e−\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eEnsure good clamp contact directly on the terminal or solid terminal lugs (not on painted\/oxidized surfaces).\u003c\/li\u003e\n\u003cli\u003eDisplay turns on automatically – the unit is powered by the battery.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eB. Battery Test (Quiescent Measurement)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eBattery Test\u003c\/strong\u003e from the menu.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003ebattery type\u003c\/strong\u003e (Flooded\/AGM\/GEL) and \u003cstrong\u003estandard\u003c\/strong\u003e (e.g., EN, SAE, or CCA).\u003c\/li\u003e\n\u003cli\u003eEnter the battery's \u003cstrong\u003erated value\u003c\/strong\u003e (e.g., 720 CCA – stated on the label).\u003c\/li\u003e\n\u003cli\u003eRun the test. Within seconds, \u003cstrong\u003eSOH\u003c\/strong\u003e, \u003cstrong\u003eSOC\u003c\/strong\u003e, \u003cstrong\u003eIR (mΩ)\u003c\/strong\u003e, \u003cstrong\u003emeasured CCA\u003c\/strong\u003e, and \u003cem\u003eGood\/Recharge\/Replace\u003c\/em\u003e are displayed.\u003c\/li\u003e\n\u003cli\u003eSave results (if available) for comparisons over time.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eC. Cranking Test\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eCranking Test\u003c\/strong\u003e. Follow on-screen instructions.\u003c\/li\u003e\n\u003cli\u003eStart the engine when prompted by the tester. The tool logs \u003cstrong\u003evoltage drop\u003c\/strong\u003e and \u003cstrong\u003ecranking time\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eAssessment is displayed: normal\/reduced cranking ability\/cable or starter motor problems.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eD. Charging Test\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eCharging Test\u003c\/strong\u003e. Let the engine idle.\u003c\/li\u003e\n\u003cli\u003eFollow instructions: turn on\/off major consumers (lights, heater, rear window defroster) to load the system.\u003c\/li\u003e\n\u003cli\u003eThe tool evaluates \u003cstrong\u003echarging voltage\u003c\/strong\u003e, \u003cstrong\u003estability\u003c\/strong\u003e, and \u003cstrong\u003eripple\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eIf you receive warnings about over-\/undercharging or significant ripple → check alternator, belt, ground points.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eE. Live Waveform\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eOpen \u003cstrong\u003eVoltage Waveform\u003c\/strong\u003e \/ live view.\u003c\/li\u003e\n\u003cli\u003eObserve voltage at idle, revs, under load – identify transients and fluctuations.\u003c\/li\u003e\n\u003cli\u003eCompare before\/after action to verify improvement.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eF. Maintenance \u0026 Care\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStore in a dry and clean place. Wipe clamps, keep contact surfaces free from oxidation.\u003c\/li\u003e\n\u003cli\u003eAvoid short-circuiting the clamps. Always connect red first, black last – and vice versa when disconnecting.\u003c\/li\u003e\n\u003cli\u003eDo not use on 24V systems – the KW208 is designed for \u003cstrong\u003e12V\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- INTERPRETATION --\u003e\n\u003csection id=\"tolkning\"\u003e\n\u003ch2\u003eInterpretation of Results (examples)\u003c\/h2\u003e\n\u003ch3\u003e1) Battery Test\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGood (SOH ≥ 80%):\u003c\/strong\u003e Battery meets requirements – no action needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecharge:\u003c\/strong\u003e Low SOC or recent load. Charge the battery (charger\/maintainer) and \u003cstrong\u003eretest\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace:\u003c\/strong\u003e Measured CCA and\/or SOH below limit. Recommend \u003cstrong\u003ebattery replacement\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e2) Cranking Test\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDip \u0026gt; 9.6V (at 20°C):\u003c\/strong\u003e Indicates weak battery\/overload\/faulty starter motor\/cable problems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong cranking time:\u003c\/strong\u003e Check starter motor, ground points, wiring, and battery CCA.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e3) Charging Test\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdle 13.2–14.8V:\u003c\/strong\u003e Normal range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u0026gt; 14.8V:\u003c\/strong\u003e Risk of overcharging – regulator\/alternator should be checked.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u0026lt; 13.2V:\u003c\/strong\u003e Undercharging – alternator, belt tension, cable break, or corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh ripple:\u003c\/strong\u003e Possibly bad diodes in the alternator or poor ground\/positive supply.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- TROUBLESHOOTING SCENARIOS --\u003e\n\u003csection id=\"felsok\"\u003e\n\u003ch2\u003eTroubleshooting – Typical Scenarios\u003c\/h2\u003e\n\u003ch3\u003eHard-to-start car after cold weather\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRun battery test: low SOH\/SOC? → \u003cstrong\u003eCharge\u003c\/strong\u003e and retest, or \u003cstrong\u003ereplace\u003c\/strong\u003e battery.\u003c\/li\u003e\n\u003cli\u003eRun cranking test: significant voltage drop → check battery\/connections\/starter motor.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBattery frequently discharged\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCharging test: undercharging can be caused by alternator\/belt\/regulator.\u003c\/li\u003e\n\u003cli\u003eMeasure quiescent current (external clamp meter) for suspected \u003cem\u003eparasitic drain\u003c\/em\u003e. KW208 shows voltage drop over time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eNew alternator but problems remain\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRun charging test again, note \u003cstrong\u003eripple\u003c\/strong\u003e and load response.\u003c\/li\u003e\n\u003cli\u003eCheck ground straps, terminal lugs, and positive cable – high contact resistances cause symptoms.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBattery replacement in store – customer advice\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eShow customer SOH\/SOC\/CCA\/IR before \u0026 after replacement – \u003cstrong\u003eobjective basis\u003c\/strong\u003e for decision and warranty.\u003c\/li\u003e\n\u003cli\u003ePrint out\/write down values for traceability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026 Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e CCA varies with temperature. Compare measurements under similar conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurface Charge:\u003c\/strong\u003e After driving: let the car rest for 10–20 min before quiescent voltage measurement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrect Standard:\u003c\/strong\u003e Match test standard to the label (e.g., EN or SAE) for a fair assessment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact Surfaces:\u003c\/strong\u003e Clean terminals\/lugs. Poor contact leads to inaccurate measurements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHistory:\u003c\/strong\u003e Save recurring measurements – see trends and predict replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCombine with OBD2:\u003c\/strong\u003e Voltage problems can generate fault codes. Supplement with an OBD scanner – see \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Can the KW208 test AGM and GEL?\u003c\/h3\u003e\n\u003cp\u003eYes. Select the correct battery type in the menu before testing – the result will then be most accurate.\u003c\/p\u003e\n\u003ch3\u003e2. Do I need to charge the battery before testing?\u003c\/h3\u003e\n\u003cp\u003eNo, but a very discharged battery may show \"Recharge\". Charge first, retest to distinguish between wear vs. discharge.\u003c\/p\u003e\n\u003ch3\u003e3. What is internal resistance (mΩ)?\u003c\/h3\u003e\n\u003cp\u003eA measure of the battery's internal resistance. The higher the mΩ, the poorer its ability to deliver current in cold weather\/starting.\u003c\/p\u003e\n\u003ch3\u003e4. Can I use the KW208 on 24V systems?\u003c\/h3\u003e\n\u003cp\u003eNo. The KW208 is designed for \u003cstrong\u003e12V\u003c\/strong\u003e. Do not use on 24V trucks\/buses.\u003c\/p\u003e\n\u003ch3\u003e5. Does the waveform show real \"live\" voltage?\u003c\/h3\u003e\n\u003cp\u003eYes, it shows voltage changes over time – perfect for seeing dips, overcharging, or instability.\u003c\/p\u003e\n\u003ch3\u003e6. How do I know if the alternator is bad?\u003c\/h3\u003e\n\u003cp\u003eIf the charging test shows constantly low\/high voltage or significant ripple → check alternator\/regulator\/diode pack \u0026 belt.\u003c\/p\u003e\n\u003ch3\u003e7. Support for lithium starter batteries?\u003c\/h3\u003e\n\u003cp\u003eThe KW208 is optimized for lead-acid technology (Flooded\/AGM\/GEL). Dedicated test methods are required for lithium starter batteries.\u003c\/p\u003e\n\u003ch3\u003e8. Do I need to remove the battery?\u003c\/h3\u003e\n\u003cp\u003eNo. Test in the vehicle. For the most accurate quiescent measurement: turn off consumers and let the car rest for a while.\u003c\/p\u003e\n\u003ch3\u003e9. Does it work on small vehicles?\u003c\/h3\u003e\n\u003cp\u003eYes, as long as they are 12V starter batteries within the supported ranges (CCA 100–2000).\u003c\/p\u003e\n\u003ch3\u003e10. Can I print a report?\u003c\/h3\u003e\n\u003cp\u003eThe KW208 lacks built-in printing, but values can easily be noted\/photographed. If you want PC printouts – see our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003emore advanced testers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW208 battery tester\u003c\/li\u003e\n\u003cli\u003e2 × Test clamps (red\/black), fixed\u003c\/li\u003e\n\u003cli\u003e1 × Quick guide\/user manual\u003c\/li\u003e\n\u003cli\u003e1 × Packaging (retail box)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- NOTICES --\u003e\n\u003csection id=\"notiser\"\u003e\n\u003ch2\u003eImportant Notices \u0026 Responsibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12V Only:\u003c\/strong\u003e Do not use on 24V systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety First:\u003c\/strong\u003e Avoid short-circuiting. Connect red clamp first, black last. When disconnecting – black first.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Impact:\u003c\/strong\u003e CCA and quiescent voltage are affected by the environment – compare measurements under similar conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrect Standard:\u003c\/strong\u003e Select the same standard as on the battery label (e.g., EN or SAE) for correct interpretation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e Keep terminals and clamps clean from oxidation for reliable measurements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDiscover more testers and OBD tools in our collection of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SUMMARY --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW208\u003c\/strong\u003e provides \u003cstrong\u003efast, accurate, and clear\u003c\/strong\u003e diagnostics of 12V starter batteries and the vehicle's starting and charging system. With support for \u003cstrong\u003eCCA 100–2000\u003c\/strong\u003e, \u003cstrong\u003einternal resistance\u003c\/strong\u003e, \u003cstrong\u003ewaveform measurement\u003c\/strong\u003e, and well-known \u003cstrong\u003ebattery standards\u003c\/strong\u003e, it is a \u003cstrong\u003eclear choice\u003c\/strong\u003e for battery stores, workshops, and car enthusiasts who want to \u003cstrong\u003ereduce troubleshooting time\u003c\/strong\u003e and \u003cstrong\u003eincrease the accuracy\u003c\/strong\u003e of decisions regarding charging or battery replacement.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (HIDDEN) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI KW208, 12V battery tester, alternator test, charging test, cranking test, CCA 100–2000, internal resistance, SOH SOC, waveform, battery diagnosis, AGM GEL Flooded, car battery test, alternator ripple, felkodslasare.se, battery tool, car workshop, battery store, vehicle diagnostics, OBD2 complement, battery meter.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177160823052,"sku":"FEL-KW208","price":289.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H3b0c25c5b956425696240c1e7abc3672L.jpg?v=1771872439"},{"product_id":"konnwei-kw590-obd2-diagnostikverktyg","title":"KONNWEI KW590 OBD2 Diagnostic Tool 2019","description":"\u003cp\u003eThe KONNWEI KW590 is an advanced OBD2 diagnostic tool that offers a fast and efficient solution for reading and clearing fault codes in your vehicle. With support for multiple languages, including a recently added Portuguese diagnostic interface, the KW590 provides a comprehensive diagnostic experience for both petrol and diesel vehicles that meet OBDII standards.\u003c\/p\u003e\n\u003cp\u003eWith its full OBDII\/EOBD functions, it can handle 10 diagnostic modes, which include checking oxygen sensors, performing EVAP tests, and much more. Compared to common models like AD310, NL100, and OM123, the KW590 is three times faster, giving you a superior diagnostic experience.\u003c\/p\u003e\n\u003ch2\u003eKONNWEI KW590 – A Universal OBD2 Scanner\u003c\/h2\u003e\n\u003cp\u003eThe KONNWEI KW590 is truly a universal OBD2 diagnostic scanner that works with most OBDII-certified vehicles. It supports full OBDII protocols such as ISO9141-2, ISO14230-4, SAEJ1850, and ISO15765-4, making it compatible with a variety of car brands and models.\u003c\/p\u003e\n\u003ch3\u003eFeatures of KONNWEI KW590\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRead engine and emissions-related fault codes.\u003c\/li\u003e\n\u003cli\u003eClear and delete fault codes.\u003c\/li\u003e\n\u003cli\u003eTurns off the Malfunction Indicator Light (MIL), clears codes, and resets monitors.\u003c\/li\u003e\n\u003cli\u003eRetrieves generic (P0, P2, P3, and U0) and manufacturer-specific (P1, P3, and U1) codes as well as pending codes.\u003c\/li\u003e\n\u003cli\u003eEasy identification of the cause of the Malfunction Indicator Light (MIL) and displays definitions of fault codes.\u003c\/li\u003e\n\u003cli\u003eDisplays monitor and I\/M readiness status (emissions).\u003c\/li\u003e\n\u003cli\u003eReads real-time PCM data stream.\u003c\/li\u003e\n\u003cli\u003eDisplays sensor data in both text and graph mode (for vehicles from 1996 and later).\u003c\/li\u003e\n\u003cli\u003eStores data stream and replays, prints stored sensor readings.\u003c\/li\u003e\n\u003cli\u003eDisplays freeze frame data to analyze the cause of engine malfunction.\u003c\/li\u003e\n\u003cli\u003eDisplays real-time O2 sensor test data.\u003c\/li\u003e\n\u003cli\u003eEnhanced OBD2 Mode 6 On-Board Monitoring Test Results for specific systems.\u003c\/li\u003e\n\u003cli\u003eEVAP system test data.\u003c\/li\u003e\n\u003cli\u003eRetrieves vehicle information (VIN code, CIN, and CVN numbers).\u003c\/li\u003e\n\u003cli\u003eBuilt-in DTC lookup library and displays definitions.\u003c\/li\u003e\n\u003cli\u003eInternet updatable and upgradable, lifetime free updates.\u003c\/li\u003e\n\u003cli\u003eCan print stored fault codes\/freeze frame data\/real data via PC which works for all Windows systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe KONNWEI KW590 supports a variety of car brands. For American cars, it has OBD2 support for vehicles from 1996 onwards, including brands like Chrysler, Ford, GM, and Jeep. For European cars, the same applies from 2004 onwards with brands like Alfa Romeo, Audi, BMW, and Mercedes-Benz. Japanese cars from 2006 onwards, including brands like Honda, Toyota, and Nissan are also supported. It is important to note that even though the KW590 is compatible with most cars, different regions may have different support for OBD2 protocols.\u003c\/p\u003e\n\u003cp\u003eIn summary, the KONNWEI KW590 is the perfect tool for both professional mechanics and car owners who want a reliable and fast solution for diagnosing vehicles. With its advanced features and user-friendly interface, you will get an efficient diagnostic experience every time.\u003c\/p\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177160954124,"sku":"FEL-B0062-B","price":319.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H2683fe1f617f4a64891d948e2d59075eb_0f2cd998-efd9-4bf4-af84-3a585fe5664d.jpg?v=1771872318"},{"product_id":"konnwei-kw470-obd2-diagnostik-skanner","title":"KONNWEI KW470 – Multi System Advanced Car Scan Tool for Ford \u0026 Lincoln with 12V Battery Test","description":"\u003c!-- READY HTML FOR SHOPIFY – KONNWEI KW470 Multi System Ford\/Lincoln\/Mercury + 12V Battery Test \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-kw470\"\u003e\u003cmeta content=\"KONNWEI KW470 – Full System Scanner for Ford\/Lincoln\/Mercury + 12V Battery Test\" itemprop=\"name\"\u003e \u003cmeta content=\"KONNWEI\" itemprop=\"brand\"\u003e \u003cmeta content=\"KW470\" itemprop=\"sku\"\u003e \u003cmeta content=\"KW470\" itemprop=\"mpn\"\u003e \u003cmeta content=\"Fault Code Reader, OBD2, Vehicle Diagnostics, Ford, Lincoln, Mercury, Battery Tester\" itemprop=\"category\"\u003e \u003clink href=\"https:\/\/www.felkodslasare.se\/\" itemprop=\"url\"\u003e\n\u003ch2\u003eKONNWEI KW470 – Multi System Advanced Car Scan Tool for Ford \u0026amp; Lincoln with 12V Battery Test\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (200–300 words) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW470\u003c\/strong\u003e is a \u003cstrong\u003efull system scanner\u003c\/strong\u003e specialized for \u003cstrong\u003eFord, Lincoln, and Mercury\u003c\/strong\u003e, combined with a \u003cstrong\u003edigital 12V battery tester\u003c\/strong\u003e – perfect for workshops, enthusiasts, and fleets. In addition to \u003cstrong\u003eOBDII\/EOBD engine diagnostics\u003c\/strong\u003e (DTC, live data, freeze frame, I\/M-readiness, O2\/EVAP, Mode $06), the KW470 reads and clears fault codes across the \u003cstrong\u003eentire vehicle\u003c\/strong\u003e (engine, \u003cstrong\u003eABS\u003c\/strong\u003e, \u003cstrong\u003eSRS\u003c\/strong\u003e, \u003cstrong\u003etransmission\u003c\/strong\u003e, \u003cstrong\u003eEPB\u003c\/strong\u003e, \u003cstrong\u003eSAS\u003c\/strong\u003e, \u003cstrong\u003eBCM\u003c\/strong\u003e, etc.). It supports \u003cstrong\u003especial functions\u003c\/strong\u003e such as \u003cstrong\u003eoil service reset\u003c\/strong\u003e, \u003cstrong\u003eEPB brake pad replacement\u003c\/strong\u003e, \u003cstrong\u003eBAT matching\u003c\/strong\u003e (battery adaptation), and \u003cstrong\u003eKEYFOB\u003c\/strong\u003e functions for selected Ford platforms. With \u003cstrong\u003eGateway Scan\u003c\/strong\u003e and \u003cstrong\u003eSystem Scan\u003c\/strong\u003e, you get a quick overview of all control units and their status in seconds.\u003c\/p\u003e\n\u003cp\u003eThe built-in \u003cstrong\u003ebattery tester\u003c\/strong\u003e analyzes \u003cstrong\u003e12V starter batteries\u003c\/strong\u003e (Flooded, AGM flat\/spiral, GEL) and displays \u003cstrong\u003eCCA\u003c\/strong\u003e, \u003cstrong\u003einternal resistance\u003c\/strong\u003e, \u003cstrong\u003estate of health (SOH)\u003c\/strong\u003e, \u003cstrong\u003estate of charge\u003c\/strong\u003e, \u003cstrong\u003ecranking and charging tests\u003c\/strong\u003e, and \u003cstrong\u003evoltage waveform\u003c\/strong\u003e. Results are classified as \u003cem\u003eGood\u003c\/em\u003e, \u003cem\u003eRecharge\u003c\/em\u003e, or \u003cem\u003eReplace\u003c\/em\u003e. The \u003cstrong\u003e2.8” TFT color screen\u003c\/strong\u003e and logical menu in \u003cstrong\u003e7 languages\u003c\/strong\u003e make diagnostics fast and clear.\u003c\/p\u003e\n\u003cp\u003eThe KW470 functions as a \u003cstrong\u003efull system scanner\u003c\/strong\u003e for Ford\/Lincoln\/Mercury, as well as a \u003cstrong\u003euniversal OBD2 engine scanner\u003c\/strong\u003e for OBDII\/EOBD cars (USA 1996+, EU petrol approx. 2001+, EU diesel approx. 2004+). Want to discover more Ford tools? See our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-ford\"\u003eFord category\u003c\/a\u003e or the full range of scanners in \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e. 🔧🚗\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TABLE OF CONTENTS --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – What Does the KW470 Do?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bullet list)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#fordelar\"\u003eBenefits – Why Choose the KW470?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#komplett-stod\"\u003eComplete System Support (Ford\/Lincoln\/Mercury)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#protokoll\"\u003eProtocols \u0026amp; OBDII\/EOBD Support\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility – Vehicles \u0026amp; Languages\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#batteritest\"\u003eBuilt-in 12V Battery Tester\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; Installation Guide (step-by-step)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#arbetsfloden\"\u003eDiagnosis Workflows – Typical Scenarios\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; Best Practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#notiser\"\u003eImportant Notes \u0026amp; Disclaimer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUCTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – What Does the KW470 Do?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW470\u003c\/strong\u003e is designed to provide \u003cstrong\u003ein-depth troubleshooting\u003c\/strong\u003e for \u003cstrong\u003eFord\/Lincoln\/Mercury\u003c\/strong\u003e. In addition to traditional OBD2 engine diagnostics, the KW470 connects to \u003cstrong\u003eall of the vehicle's control systems\u003c\/strong\u003e (depending on model\/year), such as engine (PCM), transmission (TCM), ABS\/ESP, airbags (SRS), steering angle (SAS), parking brake (EPB), body control modules (BCM), climate control, instrument cluster, infotainment, and much more. The tool can \u003cstrong\u003eread\/clear fault codes\u003c\/strong\u003e, display \u003cstrong\u003elive data\/datastream\u003c\/strong\u003e, and in many cases, \u003cstrong\u003eactivate components\u003c\/strong\u003e and perform \u003cstrong\u003eservice resets\u003c\/strong\u003e specifically for Ford platforms.\u003c\/p\u003e\n\u003cp\u003eThe same device includes a \u003cstrong\u003epowerful battery tester\u003c\/strong\u003e that assesses the \u003cstrong\u003ebattery's condition and capacity\u003c\/strong\u003e, as well as the \u003cstrong\u003estarting and charging system\u003c\/strong\u003e. This makes the KW470 an \u003cstrong\u003eall-in-one\u003c\/strong\u003e tool for both \u003cstrong\u003eelectrical\u003c\/strong\u003e and \u003cstrong\u003eelectronic\u003c\/strong\u003e vehicle diagnostics – from the first fault code to final delivery.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (bullet list)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e KONNWEI KW470\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Full system scanner for Ford\/Lincoln\/Mercury + universal OBDII\/EOBD engine scanner + 12V battery tester\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 2.8” TFT color\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages (menu):\u003c\/strong\u003e English, German, French, Italian, Spanish, Russian, Polish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Support (full system):\u003c\/strong\u003e Ford, Lincoln, Mercury (model\/year dependent)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBDII Support:\u003c\/strong\u003e SAE J1850 VPW\/PWM, ISO 9141-2, ISO 14230-4 KWP (5-baud\/fast), ISO 15765-4 CAN (11\/29-bit, 250\/500 kbit\/s)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecial Functions (Ford):\u003c\/strong\u003e Oil service reset, EPB reset\/pad replacement, BAT match (battery adaptation), KEYFOB functions, more resets where supported\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGateway Scan\/System Scan:\u003c\/strong\u003e Fast scanning of all ECUs via the vehicle's gateway where available\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Test:\u003c\/strong\u003e 12V lead\/acid (Flooded), AGM (flat\/spiral), GEL – CCA 100–2000 according to CCA\/BCI\/CA\/MCA\/JIS\/DIN\/IEC\/EN\/SAE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking\/Charging Test:\u003c\/strong\u003e Voltage drop during cranking, charging voltage, ripple assessment, waveform display\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResult Classification:\u003c\/strong\u003e Good \/ Recharge \/ Replace\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReport Management:\u003c\/strong\u003e Save, playback, print via PC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Compact handheld unit with protective rubber casing (black\/green)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FUNCTIONS \u0026 USES --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull System Ford\/Lincoln\/Mercury:\u003c\/strong\u003e Read\/clear DTCs, datastream, module info, component activation (supported to varying degrees per model\/year).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecial Functions Ford:\u003c\/strong\u003e Oil service reset, \u003cstrong\u003eEPB\u003c\/strong\u003e service\/pad replacement, \u003cstrong\u003eBAT matching\u003c\/strong\u003e after battery replacement, \u003cstrong\u003eKEYFOB\u003c\/strong\u003e functions, and more reset and adaptation functions where the platform allows.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBDII\/EOBD (all makes):\u003c\/strong\u003e P-codes, live data, freeze frame, I\/M-ready, Mode $06, O2\/EVAP, VIN\/CALID\/CVN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery\/Cranking\/Charging:\u003c\/strong\u003e Health assessment (SOH), state of charge, internal resistance, CCA test, cranking voltage, and charging regulation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGateway\/System Scan:\u003c\/strong\u003e Fast full-body scan through the car's gateway – find faults in seconds instead of minutes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReports \u0026amp; History:\u003c\/strong\u003e Save, playback, and export data for traceability and customer records.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- ADVANTAGES --\u003e\n\u003csection id=\"fordelar\"\u003e\n\u003ch2\u003eBenefits – Why Choose the KW470?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo tools in one:\u003c\/strong\u003e Full system scanner + professional battery tester (12V).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFord-focused:\u003c\/strong\u003e Deep functional access in Ford\/Lincoln\/Mercury – beyond generic OBD2.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTime-saving:\u003c\/strong\u003e Gateway\/System Scan provides a quick overview of all ECUs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService-ready:\u003c\/strong\u003e Oil\/EPB\/BAT-match\/KEYFOB – prepare after service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear screen \u0026amp; menu:\u003c\/strong\u003e 2.8” color display, 7 languages, clear structure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorkshop-safe:\u003c\/strong\u003e Robust cables, protective casing, reliable communication.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible:\u003c\/strong\u003e Use as a Ford tool or as a universal OBD2 reader for other makes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- COMPLETE SUPPORT --\u003e\n\u003csection id=\"komplett-stod\"\u003e\n\u003ch2\u003eComplete System Support (Ford\/Lincoln\/Mercury)\u003c\/h2\u003e\n\u003cp\u003eThe KW470 is designed for \u003cstrong\u003eFord family platforms\u003c\/strong\u003e. Typically supported include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePCM\/TCM:\u003c\/strong\u003e Engine and transmission – DTC, live data, sometimes adaptations\/learnings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eABS\/ESP:\u003c\/strong\u003e Wheel speed, pressure and valve commands, calibrations where possible.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSRS (Airbag):\u003c\/strong\u003e Airbag system, sensors, ignitions – DTC and status.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEPB:\u003c\/strong\u003e Parking brake service, pad replacement, and resets (model dependent).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSAS:\u003c\/strong\u003e Steering angle – calibration after front-end\/steering work (model dependent).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBCM\/Body:\u003c\/strong\u003e Comfort functions, locks\/windows, lighting, KEYFOB functions where supported.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHVAC\/IPC\/ACM:\u003c\/strong\u003e Climate, instrument cluster, audio\/infotainment – DTC and live data.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote:\u003c\/em\u003e Exact function coverage depends on \u003cstrong\u003emodel year, trim level, and ECU\u003c\/strong\u003e. For older or very new models, some special functions may be missing or require manufacturer's online procedures. If in doubt – contact us. See also our dedicated \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-ford\"\u003eFord category\u003c\/a\u003e for more options.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PROTOCOLS --\u003e\n\u003csection id=\"protokoll\"\u003e\n\u003ch2\u003eProtocols \u0026amp; OBDII\/EOBD Support\u003c\/h2\u003e\n\u003cp\u003eThe KW470 supports the major OBDII\/EOBD protocols:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSAE J1850\u003c\/strong\u003e – VPW (10.4 kbit\/s) \u0026amp; PWM (41.6 kbit\/s)\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eISO 9141-2\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO 14230-4 (KWP2000)\u003c\/strong\u003e – 5-baud \u0026amp; fast init, 10.4 kbit\/s\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO 15765-4 (CAN)\u003c\/strong\u003e – 11\/29-bit, 250\/500 kbit\/s\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAs a \u003cstrong\u003euniversal OBD2 engine scanner\u003c\/strong\u003e, the KW470 works on most OBD2\/EOBD vehicles globally (12V).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- COMPATIBILITY --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility – Vehicles \u0026amp; Languages\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull System:\u003c\/strong\u003e Ford, Lincoln, Mercury (model\/year dependent ECU support).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD2\/EOBD Engine:\u003c\/strong\u003e USA 1996+, EU petrol approx. 2001+, EU diesel approx. 2004+.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12V systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMenu:\u003c\/strong\u003e EN\/DE\/FR\/IT\/ES\/RU\/PL.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWant to compare with other brand-specific tools or pure OBD2 readers? Explore \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-ford\"\u003eFord Fault Code Readers\u003c\/a\u003e and the entire range of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- BATTERY TEST --\u003e\n\u003csection id=\"batteritest\"\u003e\n\u003ch2\u003eBuilt-in 12V Battery Tester\u003c\/h2\u003e\n\u003cp\u003eThe KW470 includes a full-featured \u003cstrong\u003ebattery test module\u003c\/strong\u003e for \u003cstrong\u003e12V starter batteries\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupported Battery Types:\u003c\/strong\u003e Flooded (lead\/acid), \u003cstrong\u003eAGM\u003c\/strong\u003e flat\/spiral, \u003cstrong\u003eGEL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurement Standards:\u003c\/strong\u003e CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE – \u003cstrong\u003e100–2000 CCA\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKey Values:\u003c\/strong\u003e Internal resistance (mΩ), CCA, \u003cstrong\u003estate of health (SOH)\u003c\/strong\u003e, state of charge (SOC).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking Test:\u003c\/strong\u003e Records voltage drop and cranking time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Test:\u003c\/strong\u003e Assesses alternator\/regulator and ripple.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaveforms:\u003c\/strong\u003e Display battery voltage as a time curve.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResults:\u003c\/strong\u003e \u003cem\u003eGood\u003c\/em\u003e \/ \u003cem\u003eRecharge\u003c\/em\u003e \/ \u003cem\u003eReplace\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHistory:\u003c\/strong\u003e Save, playback, and compare battery measurements over time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e Run a battery test after the vehicle has been resting (no surface discharge) for the most accurate results.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; Installation Guide (step-by-step)\u003c\/h2\u003e\n\u003ch3\u003eA. Quick Start – OBDII Engine (all makes)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePark safely, apply parking brake. Turn off engine.\u003c\/li\u003e\n\u003cli\u003eLocate the \u003cstrong\u003eOBD2\/DLC\u003c\/strong\u003e (usually under the dashboard on the driver's side).\u003c\/li\u003e\n\u003cli\u003eConnect the KW470 with the included OBD2 cable.\u003c\/li\u003e\n\u003cli\u003eTurn ignition \u003cstrong\u003eON\u003c\/strong\u003e (engine off for initial scan).\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eOBDII\/EOBD\u003c\/strong\u003e in the main menu → \u003cstrong\u003eAuto Detect\u003c\/strong\u003e protocol.\u003c\/li\u003e\n\u003cli\u003ePerform \u003cstrong\u003eRead Codes\u003c\/strong\u003e, \u003cstrong\u003eLive Data\u003c\/strong\u003e, \u003cstrong\u003eFreeze Frame\u003c\/strong\u003e, \u003cstrong\u003eI\/M readiness\u003c\/strong\u003e, etc.\u003c\/li\u003e\n\u003cli\u003eAfter repair: \u003cstrong\u003eClear Codes\u003c\/strong\u003e, test drive, verify that faults do not return.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eB. Full System – Ford\/Lincoln\/Mercury\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eFord\/Lincoln\/Mercury\u003c\/strong\u003e in the main menu.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eAutomatic identification\u003c\/strong\u003e (VIN) or \u003cstrong\u003emanual model\/model year\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eRun \u003cstrong\u003eGateway Scan\u003c\/strong\u003e (if available) or \u003cstrong\u003eSystem Scan\u003c\/strong\u003e to read all ECUs.\u003c\/li\u003e\n\u003cli\u003eOpen selected systems (e.g., ABS, SRS, TCM) → \u003cstrong\u003eRead Codes\u003c\/strong\u003e, \u003cstrong\u003eDatastream\u003c\/strong\u003e, possibly \u003cstrong\u003eActuations\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003ePerform \u003cstrong\u003eSpecial Functions\u003c\/strong\u003e as needed (oil reset, EPB, BAT match, KEYFOB) according to on-screen instructions.\u003c\/li\u003e\n\u003cli\u003eSave report → print via PC if necessary.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eC. Battery Test – 12V (Flooded\/AGM\/GEL)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn off engine and all consumers (lights, radio, AC).\u003c\/li\u003e\n\u003cli\u003eConnect included \u003cstrong\u003ebattery cables\u003c\/strong\u003e: red to \u003cstrong\u003e+\u003c\/strong\u003e, black to \u003cstrong\u003e−\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eBattery Test\u003c\/strong\u003e in the menu → select \u003cstrong\u003ebattery type\u003c\/strong\u003e and \u003cstrong\u003estandard\u003c\/strong\u003e (e.g., EN or CCA) → enter rated \u003cstrong\u003eCCA\u003c\/strong\u003e (printed on the battery).\u003c\/li\u003e\n\u003cli\u003eStart the test and note results: \u003cem\u003eGood\u003c\/em\u003e, \u003cem\u003eRecharge\u003c\/em\u003e, or \u003cem\u003eReplace\u003c\/em\u003e, as well as SOH\/SOC\/IR\/CCA.\u003c\/li\u003e\n\u003cli\u003eFor \u003cstrong\u003eCranking Test\u003c\/strong\u003e: follow instructions, start engine when the tool prompts you.\u003c\/li\u003e\n\u003cli\u003eFor \u003cstrong\u003eCharging Test\u003c\/strong\u003e: let the engine idle, turn on major consumers (lights, heating) as instructed.\u003c\/li\u003e\n\u003cli\u003eSave measurements for history and comparison.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eD. Special Functions (Ford – example)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil Service Reset:\u003c\/strong\u003e Select service menu → follow on-screen steps. Confirm with I\/M or service status in IPC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEPB Pad Replacement:\u003c\/strong\u003e Activate \u003cem\u003eservice mode\u003c\/em\u003e → replace pads → reset\/close service mode.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBAT Match:\u003c\/strong\u003e After battery replacement → enter battery type\/capacity where the platform requires → perform learning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKEYFOB:\u003c\/strong\u003e For some platforms, keys\/changes can be managed. Follow \u003cstrong\u003eon-screen instructions\u003c\/strong\u003e carefully.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eE. Safety Notices\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnsure stable voltage during programming\/reset. Use a battery charger\/maintainer if necessary.\u003c\/li\u003e\n\u003cli\u003eFollow vehicle manufacturer's \u003cstrong\u003eservice instructions\u003c\/strong\u003e and \u003cstrong\u003etorques\u003c\/strong\u003e for brake and safety systems.\u003c\/li\u003e\n\u003cli\u003eDocument DTCs and freeze frame \u003cstrong\u003ebefore\u003c\/strong\u003e clearing codes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- DIAGNOSIS FLOWS --\u003e\n\u003csection id=\"arbetsfloden\"\u003e\n\u003ch2\u003eDiagnosis Workflows – Typical Scenarios\u003c\/h2\u003e\n\u003ch3\u003e1) MIL Illuminated (Check Engine)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOBDII → \u003cstrong\u003eRead Codes\u003c\/strong\u003e + \u003cstrong\u003eFreeze Frame\u003c\/strong\u003e → interpret → check \u003cstrong\u003eLive Data\u003c\/strong\u003e (STFT\/LTFT, O2, MAF\/MAP).\u003c\/li\u003e\n\u003cli\u003eAddress cause → \u003cstrong\u003eClear Codes\u003c\/strong\u003e → test drive → confirm that codes do not reappear.\u003c\/li\u003e\n\u003cli\u003eBefore inspection: drive until \u003cstrong\u003eI\/M\u003c\/strong\u003e is \u003cem\u003eReady\u003c\/em\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e2) ABS Warning \/ ESP Problem (Ford)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFord full system → \u003cstrong\u003eABS\/ESP\u003c\/strong\u003e → DTC\/datastream (wheel sensors, pressure, yaw, steering).\u003c\/li\u003e\n\u003cli\u003eCheck sensors and wiring. Clear code → test drive → check live wheel speeds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e3) EPB Service \u0026amp; Pad Replacement\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFord special function → \u003cstrong\u003eEPB Service\u003c\/strong\u003e → open\/close → replace pads → test function.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e4) Battery Replacement → Strange Faults\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePerform \u003cstrong\u003eBAT match\u003c\/strong\u003e (where platform requires) → clear related DTCs → perform learning drive.\u003c\/li\u003e\n\u003cli\u003eValidate \u003cstrong\u003eCharging Test\u003c\/strong\u003e (alternator\/regulator) and \u003cstrong\u003eCranking Test\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e5) Uneven Idle \/ High Fuel Consumption\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOBDII → \u003cstrong\u003eLive Data\u003c\/strong\u003e: STFT\/LTFT, O2 oscillation, MAF\/MAP, ECT\/IAT.\u003c\/li\u003e\n\u003cli\u003eCheck for vacuum\/exhaust system leaks; check EVAP leak codes and Mode $06 limits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave before clearing:\u003c\/strong\u003e DTC + freeze frame provide invaluable clues.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLimit PIDs:\u003c\/strong\u003e Select fewer sensors for faster refresh rates and clearer graphs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable voltage:\u003c\/strong\u003e During reset\/program → use a support charger. Avoid voltage drops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAfter repair:\u003c\/strong\u003e Perform recommended drive cycle until monitors are \u003cem\u003eReady\u003c\/em\u003e; verify with I\/M button.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis work:\u003c\/strong\u003e Calibrate SAS after front-end work; use EPB service mode for pad replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRight tool:\u003c\/strong\u003e For other makes or deeper special functions – see \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Does the KW470 work on my Ford?\u003c\/h3\u003e\n\u003cp\u003eHighly likely. Exact system and function support depends on \u003cstrong\u003emodel year\/ECU platform\u003c\/strong\u003e. Contact us if you want to double-check a specific model.\u003c\/p\u003e\n\u003ch3\u003e2. Does the KW470 work on other makes?\u003c\/h3\u003e\n\u003cp\u003eAs a \u003cstrong\u003euniversal OBD2 reader\u003c\/strong\u003e for \u003cstrong\u003eengine\/emission\u003c\/strong\u003e – yes (12V OBDII\/EOBD). Full system (ABS\/SRS\/EPB etc.) is focused on \u003cstrong\u003eFord\/Lincoln\/Mercury\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e3. Do I need a computer?\u003c\/h3\u003e\n\u003cp\u003eNot for diagnosis. A \u003cstrong\u003ePC\u003c\/strong\u003e is only used for \u003cstrong\u003eprinting\/updating\u003c\/strong\u003e if needed.\u003c\/p\u003e\n\u003ch3\u003e4. Is Swedish a menu language?\u003c\/h3\u003e\n\u003cp\u003eSwedish is not included; available languages: EN\/DE\/FR\/IT\/ES\/RU\/PL. Code explanations and menu texts are clear in English.\u003c\/p\u003e\n\u003ch3\u003e5. What does BAT matching mean?\u003c\/h3\u003e\n\u003cp\u003eAfter battery replacement, the battery is \u003cstrong\u003eadapted\/initialized\u003c\/strong\u003e in some Ford platforms for correct charging strategy and to avoid false errors.\u003c\/p\u003e\n\u003ch3\u003e6. Is EPB pad replacement complicated?\u003c\/h3\u003e\n\u003cp\u003eThe KW470 guides you. Put the EPB in service mode, replace pads, exit service mode. Always follow Ford-specific workshop procedures.\u003c\/p\u003e\n\u003ch3\u003e7. Can I clear airbag codes (SRS)?\u003c\/h3\u003e\n\u003cp\u003eYes, if the fault is \u003cstrong\u003erepaired\u003c\/strong\u003e and the system allows clearing. SRS always requires proper repair before clearing.\u003c\/p\u003e\n\u003ch3\u003e8. Does I\/M-readiness guarantee a passed inspection?\u003c\/h3\u003e\n\u003cp\u003eThe KW470 \u003cstrong\u003edisplays\u003c\/strong\u003e monitor status. Approval is determined by the inspection body's OBD check and the car's actual status.\u003c\/p\u003e\n\u003ch3\u003e9. How do I interpret the battery test?\u003c\/h3\u003e\n\u003cp\u003e\u003cem\u003eGood\u003c\/em\u003e = OK. \u003cem\u003eRecharge\u003c\/em\u003e = charge \u0026amp; retest. \u003cem\u003eReplace\u003c\/em\u003e = battery does not meet specification; consider replacement.\u003c\/p\u003e\n\u003ch3\u003e10. Am I having connection problems?\u003c\/h3\u003e\n\u003cp\u003eCheck ignition \u003cstrong\u003eON\u003c\/strong\u003e, good battery voltage, clean OBD port, correct model selection (Ford menu), and try \u003cstrong\u003eGateway\/System Scan\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW470 scanner\u003c\/li\u003e\n\u003cli\u003e1 × OBD2 connection cable\u003c\/li\u003e\n\u003cli\u003e1 × 12V battery test cable\u003c\/li\u003e\n\u003cli\u003e1 × USB cable (PC)\u003c\/li\u003e\n\u003cli\u003e1 × User manual\u003c\/li\u003e\n\u003cli\u003e1 × Portable case\u003c\/li\u003e\n\u003cli\u003e1 × Color retail packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- NOTICES --\u003e\n\u003csection id=\"notiser\"\u003e\n\u003ch2\u003eImportant Notes \u0026amp; Disclaimer\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Feature set varies with model year\/ECU. Some resets\/adaptations may require factory tools\/online.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e \u003cstrong\u003e12V\u003c\/strong\u003e systems only.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Always follow Ford service instructions when working with brakes, airbags, and steering systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostic data:\u003c\/strong\u003e Save codes\/freeze frame before clearing. Do not clear SRS\/ABS codes without rectifying the cause.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdates:\u003c\/strong\u003e Keep the tool updated via PC for best stability and coverage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eYou can find more Ford-specific tools and accessories under \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-ford\"\u003eFord diagnostic tools\u003c\/a\u003e and our full range of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ediagnostic tools\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SAMMANFATTNING --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW470\u003c\/strong\u003e combines \u003cstrong\u003eFord\/Lincoln\/Mercury full system diagnostics\u003c\/strong\u003e with a \u003cstrong\u003eprofessional 12V battery tester\u003c\/strong\u003e in one tool. You get \u003cstrong\u003efast full scanning\u003c\/strong\u003e via gateway, \u003cstrong\u003eservice\/resets\u003c\/strong\u003e (oil service, EPB, BAT-match, KEYFOB), \u003cstrong\u003euniversal OBD2 engine diagnostics\u003c\/strong\u003e for all brands, and \u003cstrong\u003eaccurate battery, cranking, and charging tests\u003c\/strong\u003e. For workshops, car enthusiasts, and fleet managers who want to get \u003cstrong\u003emore done in less time\u003c\/strong\u003e – the KW470 is the smart way to safe and efficient diagnostics. 🔧🔋\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (DOLT) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI KW470, Ford fault code reader, Lincoln diagnostics, Mercury OBD, full system scanner, EPB oil reset, BAT match, KEYFOB, Ford IDS alternative, OBD2 EOBD, I\/M readiness, Mode 06, ABS SRS TCM BCM, battery test 12V, CCA test, felkodslasare.se, vehicle diagnostics, gateway scan, system scan, tool for Ford, car scanner, Swedish shop.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177161150732,"sku":"FEL-KW470","price":869.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H3cb07cd5524f41449c52e98bdab8c0023_c4c4cac4-e6c6-496d-bd9a-b1a27c800c68.jpg?v=1771872319"},{"product_id":"konnwei-kw902-obd2-scanner-bt5-0","title":"ELM327 Bluetooth OBD2 Adapter – KONNWEI KW902 Diagnostic Tool for Android\/iOS","description":"\u003c!-- KLAR HTML FÖR SHOPIFY – KONNWEI KW902 ELM327 Bluetooth OBD2-adapter \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-kw902\"\u003e\u003cmeta content=\"KONNWEI KW902 – ELM327 Bluetooth OBD2-adapter (Android\/iOS)\" itemprop=\"name\"\u003e \u003cmeta content=\"KONNWEI\" itemprop=\"brand\"\u003e \u003cmeta content=\"KW902\" itemprop=\"sku\"\u003e \u003cmeta content=\"KW902\" itemprop=\"mpn\"\u003e \u003cmeta content=\"Felkodsläsare, OBD2, Bluetooth, ELM327, Mobil-diagnos\" itemprop=\"category\"\u003e \u003clink href=\"https:\/\/www.felkodslasare.se\/\" itemprop=\"url\"\u003e\n\u003ch2\u003eELM327 Bluetooth OBD2 Adapter – KONNWEI KW902 Diagnostic Tool for Android\/iOS\u003c\/h2\u003e\n\u003c!-- KORTVERSION (200–300 ord) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW902\u003c\/strong\u003e is a sleek and affordable \u003cstrong\u003eELM327-based OBD2 adapter\u003c\/strong\u003e that transforms your smartphone or tablet into a \u003cstrong\u003epowerful diagnostic tool\u003c\/strong\u003e. It connects wirelessly via \u003cstrong\u003eBluetooth 4.0\u003c\/strong\u003e (compatible with many modern devices) and works with popular apps such as \u003cem\u003eCar Scanner\u003c\/em\u003e and \u003cem\u003eTorque\u003c\/em\u003e (\u003cem\u003eapp chosen and installed by the user\u003c\/em\u003e). With the KW902, you can \u003cstrong\u003eread\/clear Diagnostic Trouble Codes (DTCs)\u003c\/strong\u003e, view \u003cstrong\u003elive data\u003c\/strong\u003e, review \u003cstrong\u003efreeze frame\u003c\/strong\u003e, check \u003cstrong\u003eI\/M readiness\u003c\/strong\u003e for inspection, run \u003cstrong\u003eO2\/EVAP tests\u003c\/strong\u003e (app-dependent), log trips, and monitor \u003cstrong\u003eengine parameters\u003c\/strong\u003e in real-time.\u003c\/p\u003e\n\u003cp\u003eThe adapter supports all \u003cstrong\u003eOBD2\/EOBD protocols\u003c\/strong\u003e such as ISO9141-2, KWP2000, SAE J1850 VPW\/PWM, and ISO15765-4 CAN, and is powered directly from the car's OBD port (\u003cstrong\u003eno batteries needed\u003c\/strong\u003e). It is \u003cstrong\u003ecompact\u003c\/strong\u003e, features \u003cstrong\u003eauto-sleep\u003c\/strong\u003e when inactive, and is designed for stable wireless communication. The KW902 is compatible with \u003cstrong\u003eAndroid\u003c\/strong\u003e and \u003cstrong\u003eiOS\u003c\/strong\u003e (via apps that support ELM327\/BLE\/SPP), and works on most \u003cstrong\u003e12V OBD2-certified vehicles\u003c\/strong\u003e (petrol\/diesel\/hybrid).\u003c\/p\u003e\n\u003cp\u003eWant to see more models or handheld scanners? Explore our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e category. With the KW902, you get simple, mobile diagnostics for \u003cstrong\u003etroubleshooting\u003c\/strong\u003e, \u003cstrong\u003eperformance checks\u003c\/strong\u003e, and \u003cstrong\u003einspection preparations\u003c\/strong\u003e – right in your pocket. 📲🔧\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- INNEHÅLLSFÖRTECKNING --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eTable of Contents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – what does the KW902 do?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bullet list)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#fordelar\"\u003eAdvantages – why choose the KW902?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#protokoll\"\u003eSupport \u0026amp; protocols (OBD2\/EOBD)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility – vehicle \u0026amp; platform\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; installation guide (step-by-step)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#arbetsfloden\"\u003eWorkflows – common scenarios\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; best practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#notiser\"\u003eImportant notes \u0026amp; responsibility\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUKTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – what does the KW902 do?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW902\u003c\/strong\u003e is an \u003cstrong\u003eELM327-compatible OBD2 adapter\u003c\/strong\u003e that connects your phone\/tablet to your car's engine control unit (\u003cstrong\u003eECU\u003c\/strong\u003e) via \u003cstrong\u003eBluetooth 4.0\u003c\/strong\u003e. The result: you can read \u003cstrong\u003eDTCs\u003c\/strong\u003e, view \u003cstrong\u003ereal-time sensor data\u003c\/strong\u003e, review \u003cstrong\u003efreeze frame\u003c\/strong\u003e, check \u003cstrong\u003eI\/M readiness\u003c\/strong\u003e (emission monitors), and in many apps, also run \u003cstrong\u003eMode $06\u003c\/strong\u003e and O2\/EVAP-related test views. The KW902 \u003cstrong\u003eauto-detects protocols\u003c\/strong\u003e and features \u003cstrong\u003eauto-sleep\u003c\/strong\u003e to minimize power consumption when the car is stationary.\u003c\/p\u003e\n\u003cp\u003eUnlike traditional handheld scanners, the KW902 leverages your mobile device's \u003cstrong\u003escreen, storage, and connectivity\u003c\/strong\u003e. You choose the app according to your needs – from simple DTC reading to advanced logging, dashboards, turbo pressure, fuel trim, and catalytic converter monitoring. This flexibility makes the KW902 a \u003cstrong\u003eperfect entry-level tool\u003c\/strong\u003e for everyday diagnostics – while still being powerful enough for enthusiasts.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFIKATIONER --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (bullet list)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\/Model:\u003c\/strong\u003e KONNWEI KW902\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eELM327 Compatibility:\u003c\/strong\u003e Hardware version V1.5 (AT commands etc.)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication:\u003c\/strong\u003e Bluetooth 4.0 (SPP\/BLE app-dependent)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRange:\u003c\/strong\u003e up to ~10 m (environment-dependent)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower supply:\u003c\/strong\u003e 12V from the car's OBD2 port (no batteries needed)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower management:\u003c\/strong\u003e Auto-sleep after inactivity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating temperature:\u003c\/strong\u003e −20 °C to +70 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage temperature:\u003c\/strong\u003e −40 °C to +125 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRadio:\u003c\/strong\u003e 2.402–2.480 MHz, GFSK\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUART standard:\u003c\/strong\u003e 38400 8N1 (internal communication)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguage (in apps):\u003c\/strong\u003e English by default, more languages can be selected depending on the app (SV\/DE\/FR\/ES\/PT\/IT\/RU etc.)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupported platforms:\u003c\/strong\u003e Android and iOS ( via compatible apps)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Compact mini-housing, \"plug \u0026amp; forget\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOther:\u003c\/strong\u003e Stable wireless link, no cable clutter, easy to move between cars\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FUNKTIONER \u0026 ANVÄNDNING --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDTC – Trouble Codes:\u003c\/strong\u003e Read\/clear engine-related codes (generic \u0026amp; manufacturer-specific – app-dependent).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e Display \u0026amp; graph RPM, speed, ECT\/IAT, MAF\/MAP, fuel trim (STFT\/LTFT), O2, voltage, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze Frame:\u003c\/strong\u003e View sensor data at the time the code was set.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M Readiness:\u003c\/strong\u003e Check emission monitors before inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMode $06:\u003c\/strong\u003e On-board monitor results for advanced troubleshooting (if supported by the app).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2\/EVAP:\u003c\/strong\u003e Sensor and system data for lambda regulation\/tank ventilation (app-dependent).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance \u0026amp; Log:\u003c\/strong\u003e Acceleration test, logging, and export of reports (via app).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDashboard:\u003c\/strong\u003e Create your own real-time gauges in the app – see what's most important to you.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FÖRDELAR --\u003e\n\u003csection id=\"fordelar\"\u003e\n\u003ch2\u003eAdvantages – Why Choose the KW902?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMobile Freedom:\u003c\/strong\u003e Use your phone\/tablet – larger screen, better sharing, cloud backup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eELM327-Compatible:\u003c\/strong\u003e Works with a wide selection of apps and features.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable BT Connection:\u003c\/strong\u003e Bluetooth 4.0 provides a good balance between range, speed, and power consumption.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCost-Effective:\u003c\/strong\u003e Get professional-grade diagnostic capabilities at an everyday price.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact “Plug \u0026amp; Forget”:\u003c\/strong\u003e Minimal size, auto-sleep when not in use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad Protocol Support:\u003c\/strong\u003e Covers virtually all OBD2\/EOBD vehicles (12V) on the market.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- PROTOKOLL --\u003e\n\u003csection id=\"protokoll\"\u003e\n\u003ch2\u003eSupport \u0026amp; Protocols (OBD2\/EOBD)\u003c\/h2\u003e\n\u003cp\u003eThe KW902 supports all major OBD2\/EOBD protocols and switches automatically:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO 9141-2\u003c\/strong\u003e (5-baud init, 10.4 kbit\/s)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO 14230-4 KWP\u003c\/strong\u003e (5-baud \u0026amp; fast init, 10.4 kbit\/s)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSAE J1850\u003c\/strong\u003e (VPW 10.4 kbit\/s \u0026amp; PWM 41.6 kbit\/s)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO 15765-4 CAN\u003c\/strong\u003e (11\/29-bit, 250\/500 kbit\/s)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis ensures wide compatibility with OBD2-certified vehicles worldwide.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- KOMPATIBILITET --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility – Vehicle \u0026amp; Platform\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicles:\u003c\/strong\u003e 12V OBD2\/EOBD-certified cars (petrol\/diesel\/hybrid).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegion Guidelines:\u003c\/strong\u003e USA 1996+, EU petrol ≈2001+, EU diesel ≈2004+ (exceptions may apply).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSocket:\u003c\/strong\u003e Standard 16-pin DLC under the dashboard.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Systems:\u003c\/strong\u003e Android \u0026amp; iOS via compatible apps (e.g., Car Scanner, Torque, etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguage:\u003c\/strong\u003e Many apps offer Swedish and other languages – varies per app\/version.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDo you need a standalone handheld scanner with its own screen instead? See more options in \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL \u0026 INSTALLATION --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; Installation Guide (step-by-step)\u003c\/h2\u003e\n\u003ch3\u003eA. Preparation\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eInstall a \u003cstrong\u003ecompatible OBD app\u003c\/strong\u003e on your phone\/tablet (Android\/iOS).\u003c\/li\u003e\n\u003cli\u003eEnsure the car's battery is healthy (\u0026gt;12.2V) for stable communication.\u003c\/li\u003e\n\u003cli\u003eLocate the car's \u003cstrong\u003eOBD2 port (DLC)\u003c\/strong\u003e – usually under the dashboard on the driver's side.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eB. Connect the KW902\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eInsert the KW902 into the 16-pin OBD2 port until it sits firmly.\u003c\/li\u003e\n\u003cli\u003eTurn the ignition to the \u003cstrong\u003eON\u003c\/strong\u003e position. Some functions require the engine to be running (e.g., O2 real-time).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eC. Pairing \u0026amp; App Setup\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eActivate \u003cstrong\u003eBluetooth\u003c\/strong\u003e on your device.\u003c\/li\u003e\n\u003cli\u003eStart the installed OBD app and select \u003cstrong\u003eBluetooth\u003c\/strong\u003e as the connection type.\u003c\/li\u003e\n\u003cli\u003eSelect KW902 from the list (may appear as \"OBDII\", \"V-LINK\" or similar depending on the app\/OS).\u003c\/li\u003e\n\u003cli\u003eConfirm pairing (PIN may be requested by some apps; follow the app's instructions).\u003c\/li\u003e\n\u003cli\u003eSelect vehicle\/OBD profile in the app and connect. The app normally detects the protocol automatically.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eD. Quick Start – Diagnosis\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead Codes:\u003c\/strong\u003e Read stored\/active\/pending DTCs. Save report\/screenshot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze Frame:\u003c\/strong\u003e Review data from the moment the code was set.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e Display key PIDs (ECT, STFT\/LTFT, O2, MAP\/MAF, RPM, VSS, etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M Readiness:\u003c\/strong\u003e Check monitors before inspection. Run drive cycle if they are \u003cem\u003eNot Ready\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear Codes:\u003c\/strong\u003e After repair – clear codes, test drive, and verify that the fault does not return.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eE. Disconnecting \u0026amp; Storage\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eThe KW902 goes into \u003cstrong\u003eauto-sleep\u003c\/strong\u003e after inactivity. For longer parking: it is advisable to unplug the adapter.\u003c\/li\u003e\n\u003cli\u003eStore the device in the glove compartment or included box if you move it between vehicles.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- ARBETSFLÖDEN --\u003e\n\u003csection id=\"arbetsfloden\"\u003e\n\u003ch2\u003eWorkflows – Common Scenarios\u003c\/h2\u003e\n\u003ch3\u003e1) Check Engine (MIL) light is on\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConnect → \u003cstrong\u003eRead Codes\u003c\/strong\u003e → note DTC and \u003cem\u003efreeze frame\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003eInterpret codes using the app's DTC library. Check \u003cstrong\u003eLive Data\u003c\/strong\u003e (STFT\/LTFT, O2, MAP\/MAF).\u003c\/li\u003e\n\u003cli\u003eAddress cause → \u003cstrong\u003eClear Codes\u003c\/strong\u003e → test drive → confirm the code does not return.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e2) Before inspection\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOpen \u003cstrong\u003eI\/M Readiness\u003c\/strong\u003e and ensure monitors are \u003cem\u003eReady\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003eIf \u003cem\u003eNot Ready\u003c\/em\u003e: follow the recommended \u003cstrong\u003edrive cycle\u003c\/strong\u003e (app's guide) until monitors become \u003cem\u003eReady\u003c\/em\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e3) Sluggish performance\/high fuel consumption\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAnalyze \u003cstrong\u003efuel trim\u003c\/strong\u003e (STFT\/LTFT) for lean\/rich conditions.\u003c\/li\u003e\n\u003cli\u003eCompare MAF\/MAP against specifications. Check O2 response. Look for vacuum\/exhaust system leaks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e4) Cold start problems\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMeasure \u003cstrong\u003ebattery voltage\u003c\/strong\u003e and voltage drop during start (many apps show V-battery).\u003c\/li\u003e\n\u003cli\u003eVerify sensors (ECT\/IAT) for reasonableness against ambient temperature.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e5) O2\/cat-related faults\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUse \u003cstrong\u003eMode $06\u003c\/strong\u003e (if available in the app) to see detailed results from monitored tests.\u003c\/li\u003e\n\u003cli\u003eReview O2 graphs – should switch and respond quickly (pre-cat). Post-cat should be more stable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave data before clearing:\u003c\/strong\u003e Document DTC \u0026amp; freeze frame. Facilitates tracking intermittent faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect fewer PIDs:\u003c\/strong\u003e For faster updates – only follow the sensors you need right now.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable voltage:\u003c\/strong\u003e Low battery voltage often causes communication disturbances and false alarms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp guidance:\u003c\/strong\u003e Many apps have built-in help screens, DTC texts, and ready-made dashboards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrivacy:\u003c\/strong\u003e Report sharing may contain VIN\/vehicle data – share responsibly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupplement as needed:\u003c\/strong\u003e Do you need full system (ABS\/SRS\/EPB)? See handheld scanners in \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Does the KW902 work on my car?\u003c\/h3\u003e\n\u003cp\u003eIf the car is \u003cstrong\u003e12V OBD2\/EOBD\u003c\/strong\u003e (USA 1996+, EU petrol ≈2001+, EU diesel ≈2004+) and has a 16-pin DLC, it generally works. Exceptions may exist for certain makes\/model years.\u003c\/p\u003e\n\u003ch3\u003e2. Do I need special software?\u003c\/h3\u003e\n\u003cp\u003eYes, you need an \u003cstrong\u003eOBD app\u003c\/strong\u003e (Android\/iOS). Examples: \u003cem\u003eCar Scanner\u003c\/em\u003e, \u003cem\u003eTorque\u003c\/em\u003e. Choose an app based on the functions you want.\u003c\/p\u003e\n\u003ch3\u003e3. Does the KW902 also read ABS\/SRS\/EPB?\u003c\/h3\u003e\n\u003cp\u003eThe KW902 is an \u003cstrong\u003eELM327\/OBD2 engine\/emissions adapter\u003c\/strong\u003e. Brand-specific systems require other tools.\u003c\/p\u003e\n\u003ch3\u003e4. Can I leave the adapter plugged in?\u003c\/h3\u003e\n\u003cp\u003eYes, it has \u003cstrong\u003eauto-sleep\u003c\/strong\u003e. For long-term parking, it is recommended to unplug it for maximum battery safety.\u003c\/p\u003e\n\u003ch3\u003e5. Does it work on 24V vehicles?\u003c\/h3\u003e\n\u003cp\u003eNo, the KW902 is designed for \u003cstrong\u003e12V\u003c\/strong\u003e vehicles.\u003c\/p\u003e\n\u003ch3\u003e6. Why can't I get a connection?\u003c\/h3\u003e\n\u003cp\u003eEnsure the ignition is \u003cstrong\u003eON\u003c\/strong\u003e, the app uses the correct \u003cstrong\u003eBluetooth connection\u003c\/strong\u003e, the vehicle is OBD2-compatible, and no other devices are paired to the adapter.\u003c\/p\u003e\n\u003ch3\u003e7. Is Swedish language support available?\u003c\/h3\u003e\n\u003cp\u003eIt depends on the app. Several popular apps offer \u003cstrong\u003eSwedish\u003c\/strong\u003e or other languages in menus and DTC texts.\u003c\/p\u003e\n\u003ch3\u003e8. Does \"Clear Codes\" fix the fault?\u003c\/h3\u003e\n\u003cp\u003eIt clears the codes\/light – \u003cstrong\u003enot\u003c\/strong\u003e the root cause. Always address the cause, otherwise the code will return.\u003c\/p\u003e\n\u003ch3\u003e9. Can I log and export data?\u003c\/h3\u003e\n\u003cp\u003eYes, most apps offer \u003cstrong\u003elogging\/export\u003c\/strong\u003e in various formats (CSV, report PDF, etc.).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- FÖRPACKNING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW902 ELM327 Bluetooth OBD2 Adapter\u003c\/li\u003e\n\u003cli\u003e1 × Quick Start\/User Guide (app-dependent instructions are often included in the app)\u003c\/li\u003e\n\u003cli\u003e1 × Packaging\/Storage box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- NOTISER --\u003e\n\u003csection id=\"notiser\"\u003e\n\u003ch2\u003eImportant Notes \u0026amp; Responsibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp-dependent:\u003c\/strong\u003e Functions, interface, and language are controlled by the selected app – not solely by the adapter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e OBD2 was introduced at different years in different regions – older\/specific models may differ.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Use the tool at your own risk. Always follow the vehicle manufacturer's service regulations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e Auto-sleep minimizes consumption, but it's advisable to unplug the adapter during longer periods of inactivity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrivacy:\u003c\/strong\u003e Share logs\/reports with caution as they may contain vehicle identification (VIN).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMore OBD tools, cables, and complete handheld scanners can be found in the \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e category.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SAMMANFATTNING --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW902\u003c\/strong\u003e is a \u003cstrong\u003ecompact, stable, and flexible\u003c\/strong\u003e ELM327-based OBD2 adapter that provides you with \u003cstrong\u003emobile diagnostics\u003c\/strong\u003e – from DTC reading to advanced live data, logging, and inspection checks. It supports all major OBD2 protocols, features \u003cstrong\u003eauto-sleep\u003c\/strong\u003e, and works with both \u003cstrong\u003eAndroid\u003c\/strong\u003e and \u003cstrong\u003eiOS\u003c\/strong\u003e via compatible apps. An excellent choice for both beginners and enthusiasts who want \u003cstrong\u003eaffordable mobile diagnostics without hassle\u003c\/strong\u003e. 🔧📈\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (DOLT) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI KW902, ELM327, OBD2, Bluetooth 4.0, felkodsläsare, OBD-adapter, Car Scanner, Torque, livedata, freeze frame, I\/M readiness, Mode 06, O2 sensor, EVAP, ISO 9141, KWP2000, SAE J1850, ISO 15765-4 CAN, Android, iOS, auto sleep, felkodslasare.se, fordonsdiagnostik, DTC, mobil diagnos, besiktning, ECU, emission.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177161773324,"sku":"FEL-KW902","price":199.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/Hbdd071e170164c788709ce506c6a4c6a8.avif?v=1766927894"},{"product_id":"konnwei-kw906-obd2-diagnosverktyg","title":"KONNWEI KW906 – Bluetooth 5.0 OBD2 Code Reader for 12V Petrol\/Diesel \u0026 Hybrids","description":"\u003c!-- KLAR HTML FÖR SHOPIFY – KONNWEI KW906 Bluetooth 5.0 OBD2 mini-kodläsare \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-kw906\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI KW906 – DIY Automotive Scan Tool OBD2 Bluetooth 5.0 kodläsare (12V bensin\/diesel\/hybrid)\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"sku\" content=\"KW906-BT50\"\u003e \u003cmeta itemprop=\"mpn\" content=\"KW906\"\u003e \u003cmeta itemprop=\"category\" content=\"Felkodsläsare, OBD2, Bluetooth, Mobil-diagnos, DIY\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI KW906 – Bluetooth 5.0 OBD2 Code Reader for 12V Petrol\/Diesel \u0026amp; Hybrids\u003c\/h2\u003e\n\u003c!-- KORTVERSION (200–300 ord) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version – Quick Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW906\u003c\/strong\u003e is a compact \u003cstrong\u003eOBD2 Bluetooth 5.0\u003c\/strong\u003e code reader that allows you to transform your smartphone or tablet into a \u003cstrong\u003epowerful diagnostic tool\u003c\/strong\u003e. It is suitable for all \u003cstrong\u003e12V\u003c\/strong\u003e vehicles that are \u003cstrong\u003eOBD2\/EOBD-certified\u003c\/strong\u003e (petrol, diesel, and many hybrids) and connects directly to the car's 16-pin diagnostic port. Thanks to \u003cstrong\u003eBT 5.0\u003c\/strong\u003e, you get a stable connection, higher transfer speed, and energy-efficient \u003cstrong\u003esleep mode\u003c\/strong\u003e. A \u003cstrong\u003ephysical ON\/OFF switch\u003c\/strong\u003e means you can leave the adapter plugged in without unplugging it every time.\u003c\/p\u003e\n\u003cp\u003eWith the right app, the KW906 can \u003cstrong\u003eread and clear trouble codes (DTCs)\u003c\/strong\u003e, display \u003cstrong\u003elive data\u003c\/strong\u003e, \u003cstrong\u003efreeze frame\u003c\/strong\u003e, \u003cstrong\u003eI\/M readiness\u003c\/strong\u003e, perform \u003cstrong\u003eO2 sensor tests\u003c\/strong\u003e, \u003cstrong\u003eMode $06\u003c\/strong\u003e (on-board monitor), conduct \u003cstrong\u003eacceleration tests\u003c\/strong\u003e, log and export reports. It \u003cstrong\u003eauto-detects protocols\u003c\/strong\u003e (ISO 9141, KWP2000, SAE J1850 VPW\/PWM, CAN), supports \u003cstrong\u003emulti-language\u003c\/strong\u003e in the app, and draws no internal power – it is powered by the car's OBD2 port. The size is only \u003cstrong\u003eapprox. 5 × 4 × 2.5 cm\u003c\/strong\u003e, making it discreet and easy to store.\u003c\/p\u003e\n\u003cp\u003eLooking for more code readers and accessories? Explore our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e category. With the KW906, you get an affordable, convenient, and upgradeable tool for both \u003cstrong\u003etroubleshooting\u003c\/strong\u003e and \u003cstrong\u003eperformance monitoring\u003c\/strong\u003e in everyday life. 🔧📲\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- INNEHÅLLSFÖRTECKNING --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – What is the KW906?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bullet list)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Use Cases\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#fordelar\"\u003eAdvantages – Why Choose the KW906?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#protokoll\"\u003eSupport \u0026amp; Protocols (OBD2\/EOBD)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility – Vehicle \u0026amp; Platform\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; Installation Guide (step-by-step)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#arbetsfloden\"\u003eWorkflows – Typical Scenarios\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; Best Practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#notiser\"\u003eImportant Notes \u0026amp; Disclaimer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUKTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – What is the KW906?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW906\u003c\/strong\u003e is a mini-sized \u003cstrong\u003eDIY scanner\u003c\/strong\u003e for OBD2 that gives you direct access to engine control diagnostics data. By connecting the device to a mobile app, you get \u003cstrong\u003etrouble code reading\u003c\/strong\u003e, \u003cstrong\u003ereal-time data\u003c\/strong\u003e, \u003cstrong\u003eemission monitoring\u003c\/strong\u003e, \u003cstrong\u003edrive cycle verification\u003c\/strong\u003e, \u003cstrong\u003eO2 sensor analysis\u003c\/strong\u003e, \u003cstrong\u003eMode $06\u003c\/strong\u003e, and much more. It \u003cstrong\u003eauto-detects communication protocols\u003c\/strong\u003e in the car and has a \u003cstrong\u003esleep mode\u003c\/strong\u003e that minimizes power consumption when the car is switched off.\u003c\/p\u003e\n\u003cp\u003eWhere traditional, bulky handheld devices require cables and separate updates, the KW906 works \u003cstrong\u003ewirelessly via Bluetooth 5.0\u003c\/strong\u003e and uses your preferred \u003cstrong\u003emobile app\u003c\/strong\u003e (e.g., popular OBD apps). The \u003cstrong\u003eON\/OFF switch\u003c\/strong\u003e makes it easy to turn off the adapter when you want, without physically removing it – perfect if you plan to keep it plugged in full-time.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFIKATIONER --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (bullet list)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW906 BT5.0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Wireless OBD2 Code Reader (mini, with switch)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12V vehicles (OBD2\/EOBD-certified)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e approx. 0.77W (powered from the vehicle's DLC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication:\u003c\/strong\u003e Bluetooth 5.0 (backward compatible 4.0)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e ~ 5 × 4 × 2.5 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColors:\u003c\/strong\u003e Red\/Black, Orange\/Black, Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, FCC, RoHS, BQB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages (app menus):\u003c\/strong\u003e English, Russian, German, Turkish, Spanish, Italian, French, Portuguese, Polish, Korean, Chinese, Japanese, Arabic, Czech, Swedish, etc. (app-dependent)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocols:\u003c\/strong\u003e ISO 9141, KWP2000, SAE J1850 VPW\/PWM, ISO 15765-4 CAN (auto-detection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMain Functions:\u003c\/strong\u003e DTC (read\/clear), live data, freeze frame, I\/M readiness, O2 test, Mode $06, VIN\/CALID\/CVN, logging, acceleration test, statistics (app-dependent)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleep Mode:\u003c\/strong\u003e Low-power sleep to save battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Switch:\u003c\/strong\u003e Physical ON\/OFF on the adapter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e 16-pin OBD2-DLC (standard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlatform:\u003c\/strong\u003e iOS\/Android (controlled via app)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FUNKTIONER \u0026 ANVÄNDNING --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrouble Code Reading:\u003c\/strong\u003e Read\/clear generic (P0, P2, P3, U0) and manufacturer-specific (P1, P3, U1) codes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data \u0026amp; Graphs:\u003c\/strong\u003e RPM, speed, coolant temp, fuel trim, MAF\/MAP, TPS, O2 voltage, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze Frame:\u003c\/strong\u003e Capture a snapshot of sensor data when a DTC was set.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M Readiness \u0026amp; Inspection:\u003c\/strong\u003e Check that monitors are \u003cem\u003eReady\u003c\/em\u003e before inspection\/OBD test.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2 Test \u0026amp; Mode $06:\u003c\/strong\u003e On-board monitor results for specific components (app-dependent).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVIN\/CALID\/CVN:\u003c\/strong\u003e Retrieve identification data from the ECU.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance \u0026amp; Logging:\u003c\/strong\u003e Acceleration test, logging, export\/sharing of reports.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto-detection:\u003c\/strong\u003e KW906 automatically identifies the correct communication protocol.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleep + ON\/OFF:\u003c\/strong\u003e Energy-efficient operation and easy shutdown without unplugging.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FÖRDELAR --\u003e\n\u003csection id=\"fordelar\"\u003e\n\u003ch2\u003eAdvantages – Why Choose the KW906?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast \u0026amp; Convenient:\u003c\/strong\u003e Small form factor, ready to use in seconds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBT 5.0 Performance:\u003c\/strong\u003e More stable link, lower latency, and better range compared to older BT versions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal OBD2:\u003c\/strong\u003e Works on virtually all 12V OBD2 cars (region restrictions may apply to older vehicles).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEconomical:\u003c\/strong\u003e Affordable solution that utilizes your phone's screen, storage, and connectivity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-purchase\/Pre-workshop Check:\u003c\/strong\u003e Read codes before taking the car in – save time and money.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePortable:\u003c\/strong\u003e Easy to take between vehicles; perfect for multiple family cars.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpandable:\u003c\/strong\u003e Change apps as needed – optimize for logging, performance, or deeper DTC analysis.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- PROTOKOLL --\u003e\n\u003csection id=\"protokoll\"\u003e\n\u003ch2\u003eSupport \u0026amp; Protocols (OBD2\/EOBD)\u003c\/h2\u003e\n\u003cp\u003eThe KW906 supports OBD standards and protocols used by most modern vehicles: \u003cstrong\u003eISO 9141\u003c\/strong\u003e, \u003cstrong\u003eKWP2000 (ISO 14230-4)\u003c\/strong\u003e, \u003cstrong\u003eSAE J1850 VPW\/PWM\u003c\/strong\u003e, \u003cstrong\u003eISO 15765-4 CAN\u003c\/strong\u003e. The device auto-detects the correct protocol, simplifying connection and reducing errors.\u003c\/p\u003e\n\u003cp\u003eRegion guidelines (generally): USA 1996+, EU petrol ≈2001+, EU diesel ≈2004+. Requires 12V electrical system and 16-pin OBD2 port. Older\/unusual models may differ.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- KOMPATIBILITET --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility – Vehicle \u0026amp; Platform\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicles:\u003c\/strong\u003e 12V petrol, diesel, and many hybrids with OBD2\/EOBD.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePort:\u003c\/strong\u003e Standard 16-pin DLC, usually under the dashboard on the driver's side.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Systems:\u003c\/strong\u003e iOS\/Android (requires compatible OBD app).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp Language:\u003c\/strong\u003e Depends on the chosen application – Swedish is supported in several popular apps.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDo you need broader diagnostics or other interfaces (WiFi\/USB)? See more options in \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; Installation Guide (step-by-step)\u003c\/h2\u003e\n\u003ch3\u003eA. Preparation \u0026amp; Safety\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePark safely and turn off the engine. Turn off power-consuming loads (lights, fan, etc.).\u003c\/li\u003e\n\u003cli\u003eLocate the OBD2 port (DLC) – usually under the dashboard on the driver's side.\u003c\/li\u003e\n\u003cli\u003eInstall a compatible OBD app on your phone\/tablet (iOS\/Android).\u003c\/li\u003e\n\u003cli\u003eActivate Bluetooth on your device.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eB. Physical Connection\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePlug the \u003cstrong\u003eKW906\u003c\/strong\u003e into the 16-pin DLC until it sits firmly.\u003c\/li\u003e\n\u003cli\u003eSet the adapter's \u003cstrong\u003eON\/OFF switch\u003c\/strong\u003e to \u003cem\u003eON\u003c\/em\u003e to activate it.\u003c\/li\u003e\n\u003cli\u003eTurn the car's ignition to the \u003cstrong\u003eON\u003c\/strong\u003e position (engine can be \u003cem\u003eOFF\u003c\/em\u003e for initial communication).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eC. Bluetooth Pairing\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eOpen your OBD app and select to connect via \u003cstrong\u003eBluetooth\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eSelect the device from the list (e.g., “KW906”\/“OBDII”). Follow the app's instructions for first-time pairing.\u003c\/li\u003e\n\u003cli\u003eOnce connected, the app\/car will automatically detect the protocol.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eD. Quick Start – Diagnosis\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead Codes:\u003c\/strong\u003e Note current, stored, and pending DTCs. Save screenshot\/log.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze Frame:\u003c\/strong\u003e Review sensor data at the time the code was created.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e Display key PIDs (ECT, STFT\/LTFT, O2, MAP\/MAF, RPM, VSS, IAT, voltage, etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M Readiness:\u003c\/strong\u003e Check that monitors are \u003cem\u003eReady\u003c\/em\u003e before inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear Codes:\u003c\/strong\u003e First address the root cause – then clear the code and test drive.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eE. Shutdown \u0026amp; Storage\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDo you want to leave the adapter plugged in? Set the switch to \u003cem\u003eOFF\u003c\/em\u003e when not in use (extra safety).\u003c\/li\u003e\n\u003cli\u003eAlternatively – unplug the adapter and store it in the glove compartment.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- ARBETSFLÖDEN --\u003e\n\u003csection id=\"arbetsfloden\"\u003e\n\u003ch2\u003eWorkflows – Typical Scenarios\u003c\/h2\u003e\n\u003ch3\u003e1) Check Engine Light (MIL) is illuminated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConnect KW906 → \u003cstrong\u003eRead Codes\u003c\/strong\u003e → note DTC + freeze frame.\u003c\/li\u003e\n\u003cli\u003eReview \u003cstrong\u003elive data\u003c\/strong\u003e (e.g., fuel trims, O2 values, MAF\/MAP) to identify the root cause of the fault.\u003c\/li\u003e\n\u003cli\u003eAddress the cause → \u003cstrong\u003eClear Codes\u003c\/strong\u003e → test drive and verify that the code does not return.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e2) Inspection\/OBD test\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCheck \u003cstrong\u003eI\/M Readiness\u003c\/strong\u003e – if monitors are \u003cem\u003eNot Ready\u003c\/em\u003e, perform a proper \u003cstrong\u003edrive cycle\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eThe tool helps you ensure monitors are \u003cem\u003eReady\u003c\/em\u003e before going for inspection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e3) Cold start problems\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLog \u003cstrong\u003elive data\u003c\/strong\u003e during start: voltage dip, RPM, ECT\/IAT, fuel trims.\u003c\/li\u003e\n\u003cli\u003eIncorrect values may indicate sensor faults (e.g., ECT) or fuel delivery issues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e4) Sluggish performance\/high fuel consumption\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAnalyze \u003cstrong\u003eLTFT\/STFT\u003c\/strong\u003e for lean\/rich conditions.\u003c\/li\u003e\n\u003cli\u003eCheck MAF, MAP, and O2 sensor response. Look for vacuum leaks\/exhaust leaks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e5) O2\/CAT-related codes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePerform \u003cstrong\u003eO2 test\u003c\/strong\u003e and \u003cstrong\u003eMode $06\u003c\/strong\u003e for monitoring results (app-dependent).\u003c\/li\u003e\n\u003cli\u003eVerify sensor reaction speed and amplitude before the catalytic converter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave data before clearing:\u003c\/strong\u003e Photograph\/screenshot DTCs and freeze frame for later analysis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect fewer PIDs:\u003c\/strong\u003e For faster updates – log only the sensors you need.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable voltage:\u003c\/strong\u003e Low battery voltage often causes communication disturbances and incorrect codes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest drive:\u003c\/strong\u003e After repair – perform a \u003cem\u003edrive cycle\u003c\/em\u003e to set monitors to \u003cem\u003eReady\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp settings:\u003c\/strong\u003e Check for correct car profile, protocol, and device selection in the app.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrivacy:\u003c\/strong\u003e Report sharing often includes VIN and vehicle-specific data – share responsibly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCombine tools:\u003c\/strong\u003e Do you also need battery testing? Supplement with a battery tester from our range and see \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e for more options.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Will the KW906 work on my car?\u003c\/h3\u003e\n\u003cp\u003eIf your car is \u003cstrong\u003e12V OBD2\/EOBD-certified\u003c\/strong\u003e (USA 1996+, EU petrol ≈2001+, EU diesel ≈2004+) and has a 16-pin DLC, it should work.\u003c\/p\u003e\n\u003ch3\u003e2. Do I need special software?\u003c\/h3\u003e\n\u003cp\u003eYes, you need an \u003cstrong\u003eOBD app\u003c\/strong\u003e for iOS\/Android. Choose one that supports the functions you want to use (DTC, live data, Mode $06, logging, etc.).\u003c\/p\u003e\n\u003ch3\u003e3. Can I leave the adapter plugged in all the time?\u003c\/h3\u003e\n\u003cp\u003eYes, thanks to \u003cstrong\u003esleep mode\u003c\/strong\u003e and the \u003cstrong\u003eON\/OFF switch\u003c\/strong\u003e. For best battery health: it's advisable to turn off the adapter when not in use.\u003c\/p\u003e\n\u003ch3\u003e4. Can the KW906 code systems like ABS\/SRS or EPB?\u003c\/h3\u003e\n\u003cp\u003eThe KW906 is primarily an \u003cstrong\u003eOBD2 engine\/emission\u003c\/strong\u003e scanner. For brand-specific full-system diagnostics, other tools are required.\u003c\/p\u003e\n\u003ch3\u003e5. Does it work on 24V vehicles?\u003c\/h3\u003e\n\u003cp\u003eNo, the KW906 is designed for \u003cstrong\u003e12V\u003c\/strong\u003e OBD2 vehicles.\u003c\/p\u003e\n\u003ch3\u003e6. What is the range?\u003c\/h3\u003e\n\u003cp\u003eBluetooth 5.0 provides good range in vehicles, but actual meters depend on the car's environment and phone.\u003c\/p\u003e\n\u003ch3\u003e7. Can I use it with a tablet?\u003c\/h3\u003e\n\u003cp\u003eYes, as long as your tablet has Bluetooth and supports the selected OBD app.\u003c\/p\u003e\n\u003ch3\u003e8. Why am I not getting a connection?\u003c\/h3\u003e\n\u003cp\u003eCheck that the ignition is \u003cstrong\u003eON\u003c\/strong\u003e, the adapter is \u003cstrong\u003eON\u003c\/strong\u003e, the app is set to Bluetooth connection, and that your car is indeed OBD2 compatible.\u003c\/p\u003e\n\u003ch3\u003e9. Does Clear Codes fix the fault?\u003c\/h3\u003e\n\u003cp\u003eNo, it clears the \u003cstrong\u003eindicator\u003c\/strong\u003e and memory. The root cause must be addressed, otherwise, the code will return.\u003c\/p\u003e\n\u003ch3\u003e10. Is Swedish available in the app?\u003c\/h3\u003e\n\u003cp\u003eSeveral apps offer \u003cstrong\u003eSwedish menus\u003c\/strong\u003e. Language availability varies by app and version.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- FÖRPACKNING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW906 Bluetooth 5.0 OBD2 Adapter (with ON\/OFF switch)\u003c\/li\u003e\n\u003cli\u003e1 × Quick Start\/User Guide\u003c\/li\u003e\n\u003cli\u003e1 × Storage box\/packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- NOTISER --\u003e\n\u003csection id=\"notiser\"\u003e\n\u003ch2\u003eImportant Notes \u0026amp; Disclaimer\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Although OBD2 is standard, feature availability may vary by make\/model year\/ECU.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Use the tool at your own risk. Follow the vehicle manufacturer's service instructions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp-dependent:\u003c\/strong\u003e Functions and interface are controlled by the app you use, not solely the adapter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower consumption:\u003c\/strong\u003e Sleep mode minimizes consumption, but it's advisable to switch \u003cstrong\u003eOFF\u003c\/strong\u003e during long-term parking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData:\u003c\/strong\u003e Always save logs before clearing codes for easier follow-up.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMore scanners and professional options can be found in the \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e category.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SAMMANFATTNING --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW906\u003c\/strong\u003e is a \u003cstrong\u003econvenient, affordable, and powerful\u003c\/strong\u003e OBD2 tool for everyday engine and emission diagnostics. With \u003cstrong\u003eBluetooth 5.0\u003c\/strong\u003e, \u003cstrong\u003esleep mode\u003c\/strong\u003e, and an \u003cstrong\u003eON\/OFF switch\u003c\/strong\u003e, you get comfortable and secure use, and with the right app, you gain a complete set of functions for \u003cstrong\u003eDTC analysis\u003c\/strong\u003e, \u003cstrong\u003elive data\u003c\/strong\u003e, \u003cstrong\u003einspection support\u003c\/strong\u003e, and \u003cstrong\u003eperformance measurement\u003c\/strong\u003e. An excellent choice for everyone from beginners to experienced enthusiasts who want \u003cstrong\u003emobile diagnostics without hassle\u003c\/strong\u003e. 🔧📊\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (DOLT) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI KW906, OBD2, Bluetooth 5.0, felkodsläsare, EOBD, DIY diagnos, DTC, I\/M readiness, Mode 06, O2 sensor, livedata, freeze frame, VIN CALID CVN, mobilapp, iOS Android, 12V bensin diesel hybrid, sleep mode, ON\/OFF switch, ISO 9141, KWP2000, J1850, CAN, felkodslasare.se, fordonsdiagnostik, accelerationstest, statistik, loggning, rapportdelning.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177162101004,"sku":"FEL-KW906","price":199.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/Hbfa29c6cd77d47adbbac6cec879dae04B.jpg?v=1771872846"},{"product_id":"hot-car-scanner-v320-obd-diagnostik","title":"Hot Car Scanner V320 - OBD Diagnostics with 12 Functions","description":"\u003cp\u003eDiscover the Hot Car Scanner V320, the ultimate OBD diagnostic tool for your car. This high-quality code reader is specially designed for petrol-powered vehicles and supports all nine standard OBD II\/EOBD protocols. With a simple plug-and-play function, you can quickly read your car's fault information and parameters, making the V320 an indispensable tool for both hobbyists and professional mechanics.\u003c\/p\u003e\n\u003ch2\u003eHot Car Scanner V320 - An Overview\u003c\/h2\u003e\n\u003cp\u003eThe Hot Car Scanner V320 offers comprehensive functions for fault reading and diagnosis. It can read and clear vehicle fault codes, display data streaming, and freeze frame information. With support for eight different languages, including English, German, Italian, Dutch, French, Spanish, Chinese, and Russian, users worldwide can benefit from this tool.\u003c\/p\u003e\n\u003ch3\u003eFeatures of Hot Car Scanner V320\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSupports nine standard OBD II\/EOBD protocols.\u003c\/li\u003e\n\u003cli\u003eAllows testing of car battery voltage.\u003c\/li\u003e\n\u003cli\u003eCan read and clear fault codes from petrol-powered models.\u003c\/li\u003e\n\u003cli\u003eDisplays datastream, freeze frame information, and checks MIL status.\u003c\/li\u003e\n\u003cli\u003eIncludes the ability to check vehicle information.\u003c\/li\u003e\n\u003cli\u003eTests oxygen sensor and evaporative fuel system (mode 8).\u003c\/li\u003e\n\u003cli\u003eData stream playback function and ability to view\/clear fault codes and freeze frame information.\u003c\/li\u003e\n\u003cli\u003eTop-class quality and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications for Hot Car Scanner V320\u003c\/h2\u003e\n\u003cp\u003eItem Name: V320 Diagnostic Tool\u003cbr\u003eLanguage: Multiple languages (English, German, Italian, Dutch, French, Spanish, Chinese, Russian)\u003cbr\u003eSupported protocols: \u003cbr\u003e1. SAE J1850 PWM (41.6Kbaud)\u003cbr\u003e2. SAE J1850 VPW (10.4Kbaud)\u003cbr\u003e3. ISO9141-2 (5 baud init, 10.4Kbaud)\u003cbr\u003e4. ISO14230-4 KWP (5 baud init, 10.4 Kbaud)\u003cbr\u003e5. ISO14230-4 KWP (fast init, 10.4 Kbaud)\u003cbr\u003e6. ISO15765-4 CAN (11 bit ID, 500 Kbaud)\u003cbr\u003e7. ISO15765-4 CAN (29 bit ID, 500 Kbaud)\u003cbr\u003e8. ISO15765-4 CAN (11 bit ID, 250 Kbaud)\u003cbr\u003e9. ISO15765-4 CAN (29 bit ID, 250 Kbaud)\u003c\/p\u003e\n\u003cp\u003eThe Hot Car Scanner V320 is the perfect choice for keeping your car in top condition and for quickly identifying and fixing problems. With its comprehensive functions and user-friendly design, you can be sure you are getting a high-quality diagnostic tool that meets your needs.\u003c\/p\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177162395916,"sku":"FEL-A0337","price":415.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/Hfcd1358e02a846f694dc03c723900978U_2b99e3df-7747-4c76-aab4-01ed34801ef6.jpg?v=1781557942"},{"product_id":"konnwei-bk200-bilbatteritestare","title":"KONNWEI BK200 Bluetooth Smart Car Battery Tester with Mobile App (6V\/12V\/24V)","description":"\u003c!-- READY HTML FOR SHOPIFY – KONNWEI BK200 Bluetooth smart battery tester \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-bk200\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI BK200 – Bluetooth Smart Car Battery Tester (6V\/12V\/24V) for lead\/acid, AGM, GEL and lithium starter batteries\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"sku\" content=\"BK200\"\u003e \u003cmeta itemprop=\"mpn\" content=\"BK200\"\u003e \u003cmeta itemprop=\"category\" content=\"Battery Testers, Vehicle Diagnostics, OBD \u0026amp; 12V Accessories\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI BK200 Bluetooth Smart Car Battery Tester with Mobile App (6V\/12V\/24V)\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (200–300 words) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version – Quick Overview\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI BK200\u003c\/strong\u003e is a \u003cstrong\u003eBluetooth 5.0-based battery monitor and battery tester\u003c\/strong\u003e for \u003cstrong\u003e6V, 12V, and 24V\u003c\/strong\u003e starter batteries (lead-acid, AGM flat\/spiral, GEL, EFB, and lithium starter batteries). It is mounted permanently or temporarily directly to the battery terminals and communicates with your phone via the free mobile app \u003cem\u003e“KONNWEI battery tester”\u003c\/em\u003e (iOS\/Android). The BK200 monitors the battery's \u003cstrong\u003eresting voltage\u003c\/strong\u003e, displays \u003cstrong\u003ereal-time voltage waveforms\u003c\/strong\u003e, logs history, and performs \u003cstrong\u003ehealth tests\u003c\/strong\u003e, \u003cstrong\u003ecranking tests\u003c\/strong\u003e (starting capability), and \u003cstrong\u003echarging tests\u003c\/strong\u003e (alternator\/regulator).\u003c\/p\u003e\n\u003cp\u003eThe device has \u003cstrong\u003eultra-low power consumption (≈1mA)\u003c\/strong\u003e, \u003cstrong\u003ebuilt-in memory\u003c\/strong\u003e, and \u003cstrong\u003epush notifications\u003c\/strong\u003e for deviations when you are within Bluetooth range. The measurement range covers \u003cstrong\u003e6–36V\u003c\/strong\u003e, and test results are clearly presented as \u003cem\u003eGood\u003c\/em\u003e, \u003cem\u003eRecharge\u003c\/em\u003e, or \u003cem\u003eReplace\u003c\/em\u003e – supplemented with CCA\/capacity standards (CCA\/BCI\/CA\/MCA\/JIS\/DIN\/IEC\/EN\/SAE). The BK200 supports report sharing and firmware updates via the app.\u003c\/p\u003e\n\u003cp\u003eDo you also want to read engine fault codes (OBD2) and emissions data? Feel free to complement with a fault code reader from our category \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e. This way, you get a complete picture of both \u003cstrong\u003estarting\/charging\u003c\/strong\u003e and \u003cstrong\u003eengine\/emissions\u003c\/strong\u003e in the same vehicle. 🔋📈\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TABLE OF CONTENTS --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – What is the BK200?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bullet points)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#fordelar\"\u003eAdvantages – Why Choose the BK200?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility \u0026amp; Battery Standards\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; Installation Guide (step-by-step)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#anvandning\"\u003eHow to Use the App – Testing \u0026amp; Interpretation\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; Best Practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#notiser\"\u003eImportant Notices \u0026amp; Responsibility\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUCTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – What is the BK200?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI BK200\u003c\/strong\u003e is a \u003cstrong\u003esmart battery tester and battery monitor\u003c\/strong\u003e that allows you to monitor and analyze the condition of your vehicle's starter battery directly on your phone. It handles \u003cstrong\u003e6V\u003c\/strong\u003e, \u003cstrong\u003e12V\u003c\/strong\u003e, and \u003cstrong\u003e24V\u003c\/strong\u003e systems and works on everything from passenger cars, commercial vehicles, and motorcycles to boats, UTV\/ATVs, lawnmowers, and light trucks. Thanks to \u003cstrong\u003eBluetooth 5.0\u003c\/strong\u003e, you get stable, energy-efficient communication – and with \u003cstrong\u003e≈1mA\u003c\/strong\u003e self-consumption, the device can be permanently connected.\u003c\/p\u003e\n\u003cp\u003eThe BK200 performs three main tests:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Health:\u003c\/strong\u003e Status assessment in percentage and \u003cem\u003eGood\/Recharge\/Replace\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking Test:\u003c\/strong\u003e Measures voltage dip and cranking time when the engine starts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Test:\u003c\/strong\u003e Evaluates the alternator\/regulator's charging voltage at idle and under load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIn addition, you get \u003cstrong\u003egraphic voltage history\u003c\/strong\u003e, \u003cstrong\u003enotifications\u003c\/strong\u003e for abnormal voltage\/operation, and \u003cstrong\u003ereport sharing\u003c\/strong\u003e – perfect for workshops, fleets, car dealers, and enthusiast mechanics who want to \u003cstrong\u003efind problems early\u003c\/strong\u003e and \u003cstrong\u003eextend battery life\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (bullet points)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI BK200\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Bluetooth Battery Tester\/Monitor (6\/12\/24V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth:\u003c\/strong\u003e Version 5.0 (low power consumption, stable connection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Voltage Range:\u003c\/strong\u003e 6–36V (for 6\/12\/24V starter batteries)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e ≈1mA (ultra-low, suitable for permanent installation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e Via mobile app (iOS\/Android), real-time waveform \u0026amp; history\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMain Functions:\u003c\/strong\u003e Battery health, Cranking test, Charging test, history \u0026amp; notifications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest Results:\u003c\/strong\u003e Good \/ Recharge \/ Replace (with percentage indicator and waveform)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e CCA\/BCI\/CA\/MCA\/JIS\/DIN\/IEC\/EN\/SAE\/GB (100–2000 CCA, 30–220 Ah)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Types:\u003c\/strong\u003e Lead-acid (Flooded\/Wet), AGM flat, AGM spiral, GEL, EFB, and lithium starter batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection:\u003c\/strong\u003e Short-circuit protection, reverse polarity (reverse connection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNotifications:\u003c\/strong\u003e Push notifications for deviation when phone is within range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData:\u003c\/strong\u003e Logged in the device and can be shared via the app (report\/export)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdate:\u003c\/strong\u003e Firmware via Bluetooth (free upgrade)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e approx. 130 × 35 × 20 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColors:\u003c\/strong\u003e Silver or black (high-quality clamps)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e CE, RoHS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FEATURES --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal-time Monitoring:\u003c\/strong\u003e Displays battery voltage live as a waveform and stores history over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHealth Test:\u003c\/strong\u003e Quick status in percentage and \u003cem\u003eGood\/Recharge\/Replace\u003c\/em\u003e for a clear action plan.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking Test:\u003c\/strong\u003e Measures voltage drop and cranking time – reveals weak battery, poor connections, or sluggish starter motor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Test:\u003c\/strong\u003e Evaluates alternator\/regulator at idle and under load – detect under\/overcharging and ripple problems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNotifications \u0026amp; Alarms:\u003c\/strong\u003e Push notifications when you are nearby if values deviate from normal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReports \u0026amp; Sharing:\u003c\/strong\u003e Create and share test results and graphs – perfect for customer documentation and troubleshooting logs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-low Consumption:\u003c\/strong\u003e ≈1mA allows permanent installation without draining the battery during normal operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Range of Applications:\u003c\/strong\u003e Cars, motorcycles, boats, UTV\/ATVs, lawnmowers, RVs, smaller 24V vehicles, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultilingual App:\u003c\/strong\u003e English, German, French, Russian, Spanish, Italian, Portuguese, etc.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- ADVANTAGES --\u003e\n\u003csection id=\"fordelar\"\u003e\n\u003ch2\u003eAdvantages – Why Choose the BK200?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProactive Maintenance:\u003c\/strong\u003e Catch problems \u003cem\u003ebefore\u003c\/em\u003e the car won't start – follow trends in graphic history.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTime \u0026amp; Cost Saving:\u003c\/strong\u003e Quick troubleshooting of \"start\/charge\" without disassembling the battery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFleet \u0026amp; Workshop:\u003c\/strong\u003e Share reports, document pre\/post-charge, show battery condition to customers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-and-play:\u003c\/strong\u003e Quick installation with high-quality clamps; no extra cables required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlways Up-to-Date:\u003c\/strong\u003e Free firmware updates via the app.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- COMPATIBILITY --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility \u0026amp; Battery Standards\u003c\/h2\u003e\n\u003cp\u003eThe BK200 supports the following battery types: \u003cstrong\u003eFlooded\/Wet\u003c\/strong\u003e, \u003cstrong\u003eAGM (flat\/spiral)\u003c\/strong\u003e, \u003cstrong\u003eGEL\u003c\/strong\u003e, \u003cstrong\u003eEFB\u003c\/strong\u003e, and \u003cstrong\u003elithium starter batteries\u003c\/strong\u003e, in system voltages \u003cstrong\u003e6V\u003c\/strong\u003e, \u003cstrong\u003e12V\u003c\/strong\u003e, and \u003cstrong\u003e24V\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eStandards \u0026amp; Ranges\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCCA\/BCI\/CA\/MCA\/SAE\/EN:\u003c\/strong\u003e 100–2000 CCA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIN\/IEC:\u003c\/strong\u003e 100–1400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJIS:\u003c\/strong\u003e 26A17–245H52\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity (Ah):\u003c\/strong\u003e approx. 30–220 Ah (indication in the app)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e Always select the same \u003cstrong\u003estandard\u003c\/strong\u003e in the app as indicated on the battery label for accurate comparison (e.g., EN, SAE\/CCA, DIN).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; Installation Guide (step-by-step)\u003c\/h2\u003e\n\u003ch3\u003eA. Preparation \u0026amp; Safety\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePark safely. Turn off the engine and major loads (lights, fan, heater).\u003c\/li\u003e\n\u003cli\u003eInspect \u003cstrong\u003ebattery terminals\u003c\/strong\u003e and cable lugs – clean any oxidation for best measurement.\u003c\/li\u003e\n\u003cli\u003eDownload the app: search for \u003cem\u003e“KONNWEI battery tester”\u003c\/em\u003e in your app store (iOS\/Android).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eB. Physical Installation\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect the \u003cstrong\u003ered clamp to +\u003c\/strong\u003e and the \u003cstrong\u003eblack clamp to −\u003c\/strong\u003e on the battery (stable contact required).\u003c\/li\u003e\n\u003cli\u003eEnsure cables are protected from moving parts and heat sources.\u003c\/li\u003e\n\u003cli\u003eThe BK200 starts automatically from the battery's voltage (no internal power required).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eC. Bluetooth Pairing \u0026amp; First Startup\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eActivate Bluetooth on your phone.\u003c\/li\u003e\n\u003cli\u003eOpen the app \u003cem\u003e“KONNWEI battery tester”\u003c\/em\u003e and \u003cstrong\u003esearch for devices\u003c\/strong\u003e. Select \u003cstrong\u003eBK200\u003c\/strong\u003e from the list.\u003c\/li\u003e\n\u003cli\u003eFollow the app's instructions to \u003cstrong\u003ename\u003c\/strong\u003e the device (optional) and assign a vehicle.\u003c\/li\u003e\n\u003cli\u003eConfirm the device's \u003cstrong\u003einput voltage\u003c\/strong\u003e and select \u003cstrong\u003ebattery type\u003c\/strong\u003e, \u003cstrong\u003estandard\u003c\/strong\u003e (e.g., EN\/CCA\/SAE\/DIN), and enter rating data (Ah\/CCA).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eD. Basic Use\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eOn the app's home screen, you will see the \u003cstrong\u003eresting voltage\u003c\/strong\u003e in real-time and a \u003cstrong\u003ewaveform\u003c\/strong\u003e that updates with changes.\u003c\/li\u003e\n\u003cli\u003eTap \u003cstrong\u003eBattery Health\u003c\/strong\u003e for a health test – follow the instructions and save the result.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eCranking Test\u003c\/strong\u003e → start the engine when the app prompts and await the result.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eCharging Test\u003c\/strong\u003e → let the engine idle and activate loads (lights, fan, defroster) for evaluation.\u003c\/li\u003e\n\u003cli\u003eReview \u003cstrong\u003ehistory\u003c\/strong\u003e and \u003cstrong\u003ereports\u003c\/strong\u003e – share with the workshop\/customer if needed.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eE. Firmware Update \u0026amp; Maintenance\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eOpen the app's \u003cstrong\u003edevice settings\u003c\/strong\u003e and check for a \u003cstrong\u003efirmware update\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eFollow the guide for OTA (over-the-air) update via Bluetooth.\u003c\/li\u003e\n\u003cli\u003eRegularly check the tightness of the clamps and the condition of the cables – especially for permanent installation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- USAGE \u0026 INTERPRETATION --\u003e\n\u003csection id=\"anvandning\"\u003e\n\u003ch2\u003eHow to Use the App – Testing \u0026amp; Interpretation\u003c\/h2\u003e\n\u003ch3\u003e1) Battery Health\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eResult:\u003c\/strong\u003e \u003cem\u003eGood\u003c\/em\u003e (good), \u003cem\u003eRecharge\u003c\/em\u003e (charge) or \u003cem\u003eReplace\u003c\/em\u003e (replace) + percentage indicator.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommendation:\u003c\/strong\u003e For \u003cem\u003eRecharge\u003c\/em\u003e – trickle charge, let the battery rest for 20–30 min and retest. For \u003cem\u003eReplace\u003c\/em\u003e – capacity\/CCA below limit; consider battery replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e2) Cranking Test (starting capability)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Dip:\u003c\/strong\u003e A significant drop during starting may indicate a weak battery, poor cables\/connections, or a sluggish starter motor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking Time:\u003c\/strong\u003e Long cranking time indicates a high load or weak battery capacity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e3) Charging Test (charging)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdle:\u003c\/strong\u003e Verify stable charging voltage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnder Load:\u003c\/strong\u003e Turn on lights, fan, rear window defroster and check that the voltage remains within the recommended range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSymptoms:\u003c\/strong\u003e Undercharging → belt tension\/alternator\/regulator. Overcharging → regulator fault (risk of battery damage).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e4) Waveforms \u0026amp; History\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWaveform shows \u003cstrong\u003eresting voltage\u003c\/strong\u003e, \u003cstrong\u003estart dip\u003c\/strong\u003e, and \u003cstrong\u003echarging behavior\u003c\/strong\u003e over time.\u003c\/li\u003e\n\u003cli\u003eUse history to \u003cstrong\u003eidentify trends\u003c\/strong\u003e: gradually falling resting voltage, larger dips in cold weather, or unstable charging.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrect Standard:\u003c\/strong\u003e Select the same measurement standard in the app as stated on the battery (EN\/CCA\/SAE\/DIN\/JIS).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRest Time:\u003c\/strong\u003e After charging – let the battery rest for 20–30 min before a health test for more stable values.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Contact:\u003c\/strong\u003e Good and clean contact is crucial for accurate measurements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParasitic Load:\u003c\/strong\u003e Unexplained voltage drops overnight? Suspect parasitic drain – the log helps you see the drainage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold:\u003c\/strong\u003e Cold weather reduces available cranking current – compare dips between warm\/cold days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCombine with OBD2:\u003c\/strong\u003e Do you also want to read fault codes? See our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Does the BK200 need its own batteries?\u003c\/h3\u003e\n\u003cp\u003eNo. It is powered by the car's battery (input voltage 6–36V) and draws approximately 1mA.\u003c\/p\u003e\n\u003ch3\u003e2. Are lithium batteries supported?\u003c\/h3\u003e\n\u003cp\u003eYes, the BK200 supports lithium \u003cstrong\u003estarter batteries\u003c\/strong\u003e. (Not intended for deep-cycle BMS analysis.)\u003c\/p\u003e\n\u003ch3\u003e3. Does the battery need to be fully charged for testing?\u003c\/h3\u003e\n\u003cp\u003eNo. The BK200 can test without the battery being fully charged, but for best accuracy: charge and let rest before a health test.\u003c\/p\u003e\n\u003ch3\u003e4. Can I get an alarm when the voltage drops?\u003c\/h3\u003e\n\u003cp\u003eYes. The app sends notifications when you come within Bluetooth range and a deviation is detected\/logged.\u003c\/p\u003e\n\u003ch3\u003e5. Can I rename the device?\u003c\/h3\u003e\n\u003cp\u003eYes, in the app's settings, you can name the BK200 (e.g., “Customer Car-1” or license plate number).\u003c\/p\u003e\n\u003ch3\u003e6. Does it work on 24V vehicles?\u003c\/h3\u003e\n\u003cp\u003eYes, the BK200 supports 24V starter batteries within the input voltage range (6–36V).\u003c\/p\u003e\n\u003ch3\u003e7. Can I print or share results?\u003c\/h3\u003e\n\u003cp\u003eYes, the app can share reports and graphs (e.g., email, messaging apps).\u003c\/p\u003e\n\u003ch3\u003e8. How do I update the firmware?\u003c\/h3\u003e\n\u003cp\u003eVia the app – OTA update over Bluetooth.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI BK200 Bluetooth battery tester\/monitor\u003c\/li\u003e\n\u003cli\u003e1 × Cable with high-quality battery clamps (red\/black)\u003c\/li\u003e\n\u003cli\u003e1 × Quick Start\/User Guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- NOTICES --\u003e\n\u003csection id=\"notiser\"\u003e\n\u003ch2\u003eImportant Notices \u0026amp; Responsibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Avoid sparks near open lead-acid batteries. Use safety glasses and follow vehicle manufacturer's safety procedures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Route cables away from moving parts\/heat. Check tightness regularly for permanent installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterpretation:\u003c\/strong\u003e Test results are indicators – combine with cranking\/charging tests, visual inspection, and test drives.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Selection:\u003c\/strong\u003e Choose the correct battery standard (EN\/CCA\/DIN\/JIS\/…) according to the battery label for fair assessment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrivacy:\u003c\/strong\u003e Sharing of reports occurs via your phone – verify recipients\/content before sending.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDo you also need engine\/emission diagnostics? See the category \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SUMMARY --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI BK200\u003c\/strong\u003e combines \u003cstrong\u003esmart battery monitoring\u003c\/strong\u003e with \u003cstrong\u003eprofessional tests\u003c\/strong\u003e of starting and charging systems in a compact Bluetooth device. With \u003cstrong\u003e6–36V\u003c\/strong\u003e input voltage, support for \u003cstrong\u003elead\/AGM\/GEL\/EFB and lithium starter\u003c\/strong\u003e, graphic \u003cstrong\u003evoltage history\u003c\/strong\u003e, \u003cstrong\u003epush notifications\u003c\/strong\u003e, and \u003cstrong\u003ereport sharing\u003c\/strong\u003e, the BK200 is a top choice for anyone who wants to prevent breakdowns and work data-driven with the vehicle's electrical system. Feel free to combine with an \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003eOBD2 fault code reader\u003c\/a\u003e for comprehensive diagnostics. 🔋📊\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (HIDDEN) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI BK200, Bluetooth battery tester, 6V, 12V, 24V, lead-acid, AGM, GEL, EFB, lithium starter battery, battery monitor, cranking test, charging test, waveform, voltage history, Good Recharge Replace, CCA, EN, DIN, SAE, JIS, car battery, boat, motorcycle, fleet, felkodslasare.se, vehicle diagnostics, battery monitoring, mobile app iOS Android, firmware OTA, low consumption 1 mA.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Felkodsläsare","offers":[{"title":"Default Title","offer_id":54177162625292,"sku":"FEL-BK200","price":369.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/Hfc8299aaaa1642229892cb2d5a4a4dd3Z.jpg?v=1781557937"},{"product_id":"konnwei-kw650-batteritester","title":"KONNWEI KW650 – Car Battery Tester 12V (100–2000CCA) for Health Check, Cranking Test \u0026 Charging Test","description":"\u003c!-- READY HTML FOR SHOPIFY – KONNWEI KW650 12V Battery Tester (100–2000 CCA) \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-kw650\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI KW650 – 12V Battery Tester 100–2000 CCA (Health, Cranking \u0026amp; Charging)\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"sku\" content=\"KW650\"\u003e \u003cmeta itemprop=\"mpn\" content=\"KW650\"\u003e \u003cmeta itemprop=\"category\" content=\"Battery Tester, Vehicle Diagnostics, 12V, Cranking \u0026amp; Charging, CCA\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI KW650 – Car Battery Tester 12V (100–2000 CCA) for health check, cranking test \u0026amp; charging test\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (200–300 words) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version – Quick Overview\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KW650\u003c\/strong\u003e is a modern \u003cstrong\u003e12V battery tester\u003c\/strong\u003e with a \u003cstrong\u003e2.4” color screen\u003c\/strong\u003e that quickly analyzes \u003cstrong\u003ebattery health\u003c\/strong\u003e, \u003cstrong\u003ecranking ability\u003c\/strong\u003e, and \u003cstrong\u003echarging system\u003c\/strong\u003e. It measures according to international standards (e.g., \u003cstrong\u003eCCA\/BCI\/CA\/MCA\/JIS\/DIN\/IEC\/EN\/SAE\u003c\/strong\u003e) in the range of \u003cstrong\u003e100–2000 CCA\u003c\/strong\u003e, and requires no built-in batteries – it is powered directly by the vehicle's battery (6–16V). The result is clearly indicated as \u003cem\u003eGood\u003c\/em\u003e, \u003cem\u003eRecharge\u003c\/em\u003e, or \u003cem\u003eReplace\u003c\/em\u003e and is supplemented with values such as voltage and internal resistance for a more reliable assessment.\u003c\/p\u003e\n\u003cp\u003eCurrently, KW650 supports \u003cstrong\u003econventional lead-acid (Flooded\/Wet)\u003c\/strong\u003e batteries; according to the manufacturer, support for \u003cstrong\u003eAGM flat\u003c\/strong\u003e, \u003cstrong\u003eAGM spiral\u003c\/strong\u003e, \u003cstrong\u003eGEL\u003c\/strong\u003e, and \u003cstrong\u003eEFB\u003c\/strong\u003e will be available via future updates. The device offers \u003cstrong\u003efree upgrades\u003c\/strong\u003e and the ability to \u003cstrong\u003eprint\u003c\/strong\u003e data via PC (Windows). Menu languages include, among others, \u003cem\u003eSwedish when app\/firmware offers\u003c\/em\u003e, as well as English, German, French, Dutch, Russian, Spanish, Italian, Portuguese, Polish, Japanese, Korean, and Persian. Would you like to supplement with a \u003cstrong\u003efault code reader\u003c\/strong\u003e for engine\/emissions? See our category \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e. 🔋🔧\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TABLE OF CONTENTS --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – What does the KW650 do?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bullet list)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#standarder\"\u003eMeasurement Standards \u0026amp; Interpretation\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility \u0026amp; Battery Types\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; User Guide (step-by-step)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tolkning\"\u003eInterpreting Results (Good\/Recharge\/Replace)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#felsokning\"\u003eTroubleshooting – Common Symptoms\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#notiser\"\u003eImportant Notes \u0026amp; Disclaimer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUCTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – What does the KW650 do?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW650\u003c\/strong\u003e is a professional yet easy-to-use \u003cstrong\u003ebattery tester\u003c\/strong\u003e that combines three main functions: \u003cstrong\u003ebattery health\u003c\/strong\u003e, \u003cstrong\u003ecranking test\u003c\/strong\u003e, and \u003cstrong\u003echarging test\u003c\/strong\u003e (alternator\/regulator). With a compact design, clear color screen, and intuitive menus, you get a \u003cstrong\u003ereliable status\u003c\/strong\u003e of your battery and charging system in seconds. The built-in \u003cstrong\u003evoltage logic\u003c\/strong\u003e and assessment against selected \u003cstrong\u003estandards\u003c\/strong\u003e allow you to \u003cstrong\u003everify\u003c\/strong\u003e whether the problem lies in the battery, starter motor, cabling\/connections, or the alternator.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e6–16V operation:\u003c\/strong\u003e Powered directly from the battery – no internal batteries required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2.4” color screen:\u003c\/strong\u003e Easy to read even in bright light; graphic voltage display.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100–2000 CCA:\u003c\/strong\u003e Wide working range, suitable for everything from small motorcycle batteries to more powerful 12V starter batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWindows support:\u003c\/strong\u003e Free upgrades and \u003cstrong\u003eprint of test data\u003c\/strong\u003e via PC (XP\/7\/8\/10).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-language UI:\u003c\/strong\u003e 10+ languages – ideal for workshops and international environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (bullet list)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW650\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Battery tester for 12V (supports 6–16V input)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScreen:\u003c\/strong\u003e 2.4” LCD color screen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest Functions:\u003c\/strong\u003e Battery Health, Cranking Test, Charging Test\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResults:\u003c\/strong\u003e \u003cem\u003eGood\u003c\/em\u003e \/ \u003cem\u003eRecharge\u003c\/em\u003e \/ \u003cem\u003eReplace\u003c\/em\u003e + measured values (e.g., voltage, internal resistance)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e CCA\/BCI\/CA\/MCA\/JIS\/DIN\/IEC\/EN\/SAE (100–2000 CCA; JIS 26A17–245H52; DIN\/IEC 100–1400; EN 100–2000)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages:\u003c\/strong\u003e Chinese, English, German, French, Japanese, Korean, Dutch, Russian, Spanish, Italian, Portuguese, Polish, Persian\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e No internal power – the unit draws power from the tested battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Support (PC):\u003c\/strong\u003e Windows XP\/7\/8\/10 (upgrade \u0026amp; print)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing\/Color:\u003c\/strong\u003e Durable ABS, black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications (measurement standards):\u003c\/strong\u003e CA, CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FEATURES --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Health:\u003c\/strong\u003e Quick status against selected standard – determines if the battery is serviceable or should be charged\/replaced.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking Test:\u003c\/strong\u003e Measures voltage dip and cranking time – reveals weak battery, bad cables, or heavy starter motor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Test:\u003c\/strong\u003e Analysis of alternator\/regulator at idle and under load – detects under-\/overcharging and ripple issues.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGraphic Voltage:\u003c\/strong\u003e Overview of voltage curve during starting and charging for more accurate assessment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePros \u0026amp; DIY:\u003c\/strong\u003e Suitable for workshops, car dealers, fleets, and home mechanics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocumentation:\u003c\/strong\u003e Print via PC – save\/print test reports for customer records.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- STANDARDS --\u003e\n\u003csection id=\"standarder\"\u003e\n\u003ch2\u003eMeasurement Standards \u0026amp; Interpretation\u003c\/h2\u003e\n\u003cp\u003eThe KW650 allows you to select the \u003cstrong\u003erating standard\u003c\/strong\u003e indicated on the battery label (e.g., \u003cstrong\u003eCCA\u003c\/strong\u003e, \u003cstrong\u003eEN\u003c\/strong\u003e, \u003cstrong\u003eSAE\u003c\/strong\u003e, or \u003cstrong\u003eDIN\u003c\/strong\u003e). Always use the \u003cstrong\u003esame standard\u003c\/strong\u003e as the battery is marked with for a fair comparison.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCCA\/SAE\/EN\/BCI\/MCA:\u003c\/strong\u003e Common cranking current standards – often stated as ”\u003cem\u003exx CCA\u003c\/em\u003e”.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIN\/IEC:\u003c\/strong\u003e Alternative European standards – often lower values than ”CCA” for the same battery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJIS:\u003c\/strong\u003e Japanese standard – stated as, for example, 55D23L etc.; KW650 has JIS tables 26A17–245H52.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e If the label lacks a clear standard – check the vehicle manufacturer's specification or the battery's datasheet.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- COMPATIBILITY --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility \u0026amp; Battery Types\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Voltage:\u003c\/strong\u003e 12V. Input range 6–16V. The KW650 works on common 12V \u003cstrong\u003elead-acid starting batteries\u003c\/strong\u003e. According to the manufacturer, \u003cstrong\u003eFlooded\/Wet\u003c\/strong\u003e is currently supported – and \u003cstrong\u003eAGM flat\/spiral, GEL, and EFB\u003c\/strong\u003e are planned to be supported via \u003cstrong\u003efuture updates\u003c\/strong\u003e. For best results: test the battery \u003cstrong\u003edisconnected from the charger\u003c\/strong\u003e and after it has rested.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlooded\/Wet:\u003c\/strong\u003e Full support (starter batteries in car\/motorcycle\/boat\/light truck, etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAGM\/GEL\/EFB:\u003c\/strong\u003e Support planned via update – check current firmware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLithium (LiFePO\u003csub\u003e4\u003c\/sub\u003e etc.):\u003c\/strong\u003e Not intended – use dedicated lithium instrument\/BMS data.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; User Guide (step-by-step)\u003c\/h2\u003e\n\u003ch3\u003eA. Safety \u0026amp; Preparations\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePark safely, turn off the engine and all major loads (lights, fan, heater).\u003c\/li\u003e\n\u003cli\u003eInspect battery terminals\/cables – clean oxidized surfaces for accurate measurement.\u003c\/li\u003e\n\u003cli\u003eLet a newly charged battery \u003cstrong\u003erest for 20–30 min\u003c\/strong\u003e before testing for stable resting voltage.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eB. Battery Health Test\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect \u003cstrong\u003ered clamp to +\u003c\/strong\u003e and \u003cstrong\u003eblack to −\u003c\/strong\u003e. The unit starts.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eBattery Test\u003c\/strong\u003e → select battery type (\u003cem\u003eFlooded\u003c\/em\u003e) → select \u003cstrong\u003estandard\u003c\/strong\u003e (e.g., CCA\/EN\/SAE\/DIN) and enter the \u003cstrong\u003erated current\u003c\/strong\u003e from the label.\u003c\/li\u003e\n\u003cli\u003eStart the test – wait for the result: \u003cem\u003eGood\u003c\/em\u003e \/ \u003cem\u003eRecharge\u003c\/em\u003e \/ \u003cem\u003eReplace\u003c\/em\u003e + measured values.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eC. Cranking Test\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eCranking Test\u003c\/strong\u003e. Follow the on-screen prompt and \u003cstrong\u003estart the engine\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eThe KW650 measures voltage dip and cranking time – compares against reference values.\u003c\/li\u003e\n\u003cli\u003eThe result shows if the battery\/connections meet the cranking current requirements.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eD. Charging Test\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eCharging Test\u003c\/strong\u003e with the engine running.\u003c\/li\u003e\n\u003cli\u003eRead the \u003cstrong\u003echarging voltage\u003c\/strong\u003e at idle and with loads (lights, fan, defroster).\u003c\/li\u003e\n\u003cli\u003eAssess the regulator: under-\/overcharging, instability, or excessive ripple indicates alternator problems.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eE. PC – Update \u0026amp; Print\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect the KW650 to a PC (Windows XP\/7\/8\/10) according to the included instructions.\u003c\/li\u003e\n\u003cli\u003eUpdate firmware when available (for new languages\/types).\u003c\/li\u003e\n\u003cli\u003eSave\/print reports for customer records or vehicle log.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- INTERPRETATION --\u003e\n\u003csection id=\"tolkning\"\u003e\n\u003ch2\u003eInterpretation of Results\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGood:\u003c\/strong\u003e The battery meets the requirements according to the selected standard. Still check the charging system if experiencing starting problems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecharge:\u003c\/strong\u003e Low state of charge. Maintenance charge and \u003cstrong\u003eretest after resting\u003c\/strong\u003e. If ”Recharge” reappears → suspect an aging battery or parasitic drain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace:\u003c\/strong\u003e Capacity\/CCA is below acceptable level – battery replacement is recommended.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e Always compare the health test with \u003cstrong\u003ecranking\u003c\/strong\u003e (starting dip) and \u003cstrong\u003echarging\u003c\/strong\u003e (charging voltage). Weak starting despite ”Good” may indicate \u003cstrong\u003ebad battery terminals\u003c\/strong\u003e or \u003cstrong\u003estarter motor\u003c\/strong\u003e. High\/low charging voltage indicates \u003cstrong\u003eregulator\/alternator\u003c\/strong\u003e problems.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- TROUBLESHOOTING --\u003e\n\u003csection id=\"felsokning\"\u003e\n\u003ch2\u003eTroubleshooting – Common Symptoms\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo power to the unit:\u003c\/strong\u003e Check terminal connection and ensure battery has \u003e 6V.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFluctuating results:\u003c\/strong\u003e Let the battery rest after charging; repeat the test. Ensure good terminal contact.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoor starting but OK battery health:\u003c\/strong\u003e Check ground strap, positive cable, starter motor, engine oil (cold).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUndercharging:\u003c\/strong\u003e Charging voltage below reference → check belt tension, alternator, cabling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOvercharging:\u003c\/strong\u003e Charging voltage above reference → regulator failure can damage the battery, rectify immediately.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Does KW650 work on AGM\/GEL\/EFB?\u003c\/h3\u003e\n\u003cp\u003eAccording to the manufacturer, \u003cstrong\u003eFlooded\/Wet\u003c\/strong\u003e is currently supported. Support for \u003cstrong\u003eAGM flat\/spiral, GEL, and EFB\u003c\/strong\u003e is planned via future updates.\u003c\/p\u003e\n\u003ch3\u003e2. Can I test the battery in the car?\u003c\/h3\u003e\n\u003cp\u003eYes, it works perfectly. Just turn off all major loads. For the most accurate readings – let the battery rest after charging.\u003c\/p\u003e\n\u003ch3\u003e3. Which languages are available in the unit?\u003c\/h3\u003e\n\u003cp\u003eIncluding English, German, French, Dutch, Russian, Spanish, Italian, Portuguese, Polish, Japanese, Korean, and Persian.\u003c\/p\u003e\n\u003ch3\u003e4. Can I print test results?\u003c\/h3\u003e\n\u003cp\u003eYes, via PC (Windows XP\/7\/8\/10). The KW650 supports \u003cstrong\u003efree upgrades\u003c\/strong\u003e and printing on PC.\u003c\/p\u003e\n\u003ch3\u003e5. What does CCA mean?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCold Cranking Amps\u003c\/strong\u003e – the starting current a battery can deliver when cold. Select the same standard as on the label (CCA\/EN\/SAE\/DIN\/…)\u003c\/p\u003e\n\u003ch3\u003e6. Does the KW650 support 24V systems?\u003c\/h3\u003e\n\u003cp\u003eNo. The unit is designed for 12V batteries (input range 6–16V).\u003c\/p\u003e\n\u003ch3\u003e7. Can I combine it with a fault code reader?\u003c\/h3\u003e\n\u003cp\u003eYes, battery test + OBD diagnosis provides the full picture. See our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW650 battery tester (2.4” color screen)\u003c\/li\u003e\n\u003cli\u003e1 × Measuring cables with heavy-duty clamps (red\/black)\u003c\/li\u003e\n\u003cli\u003e1 × User guide\/quick start\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- NOTES --\u003e\n\u003csection id=\"notiser\"\u003e\n\u003ch2\u003eImportant Notes \u0026amp; Disclaimer\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard selection:\u003c\/strong\u003e Always select the same measurement standard that is stated on the battery for a fair comparison.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery type:\u003c\/strong\u003e Support for Flooded\/Wet today; AGM\/GEL\/EFB via future update according to the manufacturer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Avoid sparks near open lead-acid batteries; use safety glasses\/gloves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterpretation:\u003c\/strong\u003e The results are indicators – combine with cranking and charging tests and visual inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdates:\u003c\/strong\u003e Feature availability may vary with firmware. Check regularly for new versions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDo you also need to read fault codes? Explore \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SUMMARY --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW650\u003c\/strong\u003e is a \u003cstrong\u003efast, clear, and reliable\u003c\/strong\u003e 12V battery tester that combines \u003cstrong\u003ehealth check\u003c\/strong\u003e, \u003cstrong\u003ecranking test\u003c\/strong\u003e, and \u003cstrong\u003echarging analysis\u003c\/strong\u003e in one compact tool. With support for \u003cstrong\u003e100–2000 CCA\u003c\/strong\u003e, multi-language interface, color screen, and PC printing, you get \u003cstrong\u003eprofessional decision-making basis\u003c\/strong\u003e in seconds – perfect for workshops, car sales, fleets, and DIY. Add a \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code reader\u003c\/a\u003e for complete vehicle diagnostics. 🔋📈\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (HIDDEN) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI KW650, battery tester, 12V, 6–16V, 100–2000 CCA, CCA BCI CA MCA JIS DIN IEC EN SAE, cranking test, charging test, battery health, color screen, PC print, free updates, flooded wet, AGM GEL EFB, car battery, starter motor, alternator, felkodslasare.se, vehicle diagnostics, tool, battery test, voltage measurement, internal resistance, Good Recharge Replace.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177163378956,"sku":"FEL- KW650","price":489.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H261de586eb674f0aaa1f4e0eb70ad4a1i.jpg?v=1771872366"},{"product_id":"konnwei-kw310-bilskanner-obd2-diagnostikverktyg","title":"KONNWEI KW310 – Car Diagnostic Tool OBD2\/EOBD\/CAN Engine Trouble Scanner","description":"\u003c!-- KLAR HTML FÖR SHOPIFY – KONNWEI KW310 OBD2\/EOBD\/CAN felkodsläsare \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-kw310\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI KW310 – OBD2\/EOBD\/CAN felkodsläsare för motor\/emission (12V)\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"sku\" content=\"KW310\"\u003e \u003cmeta itemprop=\"mpn\" content=\"KW310\"\u003e \u003cmeta itemprop=\"category\" content=\"Felkodsläsare, OBD2, EOBD, CAN, Diagnosverktyg\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI KW310 – Car Diagnostic Tool OBD2\/EOBD\/CAN Engine Trouble Scanner\u003c\/h2\u003e\n\u003c!-- KORTVERSION (200–300 ord) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort version – quick overview\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KW310\u003c\/strong\u003e is a compact and affordable \u003cstrong\u003eOBD2\/EOBD\/CAN fault code reader\u003c\/strong\u003e for \u003cstrong\u003eengine and emission diagnostics\u003c\/strong\u003e on modern 12V vehicles. Connect to the car's 16-pin OBD port, turn on the ignition and read \u003cstrong\u003eDTC fault codes\u003c\/strong\u003e (generic and manufacturer-specific), view \u003cstrong\u003elive data\u003c\/strong\u003e, review \u003cstrong\u003efreeze frame\u003c\/strong\u003e, run \u003cstrong\u003eO2 sensor tests\u003c\/strong\u003e, \u003cstrong\u003eEVAP tests\u003c\/strong\u003e and \u003cstrong\u003eMode $06 on-board monitoring\u003c\/strong\u003e. The KW310 has a built-in \u003cstrong\u003eDTC dictionary\u003c\/strong\u003e, \u003cstrong\u003eI\/M readiness\u003c\/strong\u003e (inspection check) and supports all common OBD protocols: ISO9141-2, ISO14230-4 (KWP), SAE J1850 VPW\/PWM and ISO15765-4 (CAN).\u003c\/p\u003e\n\u003cp\u003eThe tool works on most OBD2-compliant \u003cstrong\u003epetrol and diesel\u003c\/strong\u003e (12V – not 24V truck) with regional starting years: USA 1996+, Europe petrol ≈2001+, Europe diesel ≈2004+ (exceptions may apply). Menu languages: \u003cstrong\u003eEnglish, French, German, Dutch, Spanish, Russian, Portuguese\u003c\/strong\u003e. Do you want more features, e.g. battery test, service or app support? Explore more \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e in our store. 🔧\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- INNEHÅLLSFÖRTECKNING --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – what is the KW310?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bullet points)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#protokoll\"\u003eSupported protocols \u0026amp; vehicle compatibility\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; installation guide (step-by-step)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#arbetsfloden\"\u003ePractical workflows \u0026amp; interpretation\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; best practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently asked questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackaging contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#notiser\"\u003eImportant notes \u0026amp; responsibility\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUKTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – what is the KW310?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW310\u003c\/strong\u003e is a \u003cstrong\u003ehandheld OBD2\/EOBD scanner\u003c\/strong\u003e that provides everything you need to quickly identify the cause of a \u003cem\u003eCheck Engine\u003c\/em\u003e\/\u003cem\u003eMIL\u003c\/em\u003e light, assess if the car is \u003cstrong\u003eI\/M-ready\u003c\/strong\u003e (for inspection) and analyze sensor data in real-time. Unlike simpler “code readers”, the KW310 also displays \u003cstrong\u003eMode $06\u003c\/strong\u003e on-board tests, can perform \u003cstrong\u003eEVAP control\u003c\/strong\u003e (vehicle-dependent) and shows \u003cstrong\u003eO2 sensor data\u003c\/strong\u003e to differentiate, for example, fuel, air, and exhaust sensor problems.\u003c\/p\u003e\n\u003cp\u003eThe interface is easy to navigate with a clear \u003cstrong\u003ebacklit LCD\u003c\/strong\u003e, and the built-in \u003cstrong\u003eDTC dictionary\u003c\/strong\u003e means you don't have to google the meaning of fault codes. The device is powered via the car's OBD port (no separate power required) and is therefore perfect as a \u003cstrong\u003etravel safety device\u003c\/strong\u003e in the glove compartment, in the workshop, or for the enthusiast mechanic who wants to do their \u003cstrong\u003eown troubleshooting\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFIKATIONER --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (bullet points)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW310\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e OBD2\/EOBD\/CAN fault code reader (engine\/emission)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMain functions:\u003c\/strong\u003e Read\/clear DTC, live data, freeze frame, I\/M readiness, O2 test, EVAP test, Mode $06, vehicle info (\u003cem\u003eVIN\/CALID\/CVN\u003c\/em\u003e), DTC dictionary\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e Large backlit LCD (easy to read in daylight)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages:\u003c\/strong\u003e English, French, German, Dutch, Spanish, Russian, Portuguese\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocols:\u003c\/strong\u003e ISO9141-2, ISO14230-4 KWP (5\/fast init), SAE J1850 VPW\/PWM, ISO15765-4 CAN (11\/29-bit, 250\/500 kbaud)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower supply:\u003c\/strong\u003e Via the car's OBD port (12V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible vehicles:\u003c\/strong\u003e OBD2\/EOBD-compliant petrol\/diesel 12V (not 24V heavy vehicles)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable:\u003c\/strong\u003e 16-pin OBD2-DLC (fixed cable)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions\/weight:\u003c\/strong\u003e Compact, pocket-friendly format\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoftware:\u003c\/strong\u003e Built-in (no PC\/app necessary)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FUNKTIONER --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick MIL diagnosis:\u003c\/strong\u003e Read \u003cem\u003eCurrent\/Stored\/Pending\u003c\/em\u003e DTCs and get explanations directly on the screen.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M-readiness:\u003c\/strong\u003e One button press shows if monitors are \u003cem\u003eReady\u003c\/em\u003e\/\u003cem\u003eNot Ready\u003c\/em\u003e for inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal-time live data:\u003c\/strong\u003e Review key PIDs (RPM, ECT, IAT, MAP\/MAF, trims, lambda, etc.) numerically for trend analysis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze frame:\u003c\/strong\u003e See a snapshot of operating conditions when the fault was set (temp, load, RPM, fuel trims, etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2 sensor test:\u003c\/strong\u003e Interpret the lambda sensor's response and indicate whether the mixture is switching correctly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMode $06:\u003c\/strong\u003e The ECU's own test results for monitored components – useful for difficult\/intermittent faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEVAP test:\u003c\/strong\u003e Vehicle-dependent – monitor\/evaluate leak\/system tests where the ECU supports this.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVIN\/CALID\/CVN:\u003c\/strong\u003e Identify vehicle and calibration (Mode $09) for documentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePortable \u0026amp; robust:\u003c\/strong\u003e Powered directly from the OBD port, no batteries or apps required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- PROTOKOLL \u0026 KOMPATIBILITET --\u003e\n\u003csection id=\"protokoll\"\u003e\n\u003ch2\u003eSupported protocols \u0026amp; vehicle compatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocols:\u003c\/strong\u003e SAE J1850 VPW\/PWM, ISO9141-2, ISO14230-4 (KWP 5\/fast), ISO15765-4 CAN (11\/29-bit, 250\/500 kbaud).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSA:\u003c\/strong\u003e OBD2 cars from 1996 and later.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEurope:\u003c\/strong\u003e Petrol ≈2001+, Diesel ≈2004+ (exceptions may apply).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJapan\/Korea:\u003c\/strong\u003e Usually 2006+.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChina, etc.:\u003c\/strong\u003e Approximately 2009+ for many models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical system:\u003c\/strong\u003e 12V. \u003cem\u003eNot\u003c\/em\u003e 24V truck\/J1939.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote:\u003c\/em\u003e A 16-pin connector does not guarantee full OBD2 compatibility. Some markets\/model years may lack certain OBD functions.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; installation guide (step-by-step)\u003c\/h2\u003e\n\u003ch3\u003eA. Safety \u0026amp; preparations\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePark safely, engage P\/handbrake. Turn off the engine but keep the key handy.\u003c\/li\u003e\n\u003cli\u003eLocate the \u003cstrong\u003eOBD2 port\u003c\/strong\u003e (often under the dashboard on the driver's side).\u003c\/li\u003e\n\u003cli\u003eCheck that the car battery has normal voltage (\u0026gt;12.2V) for stable communication.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eB. Quick start – OBD diagnosis\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect the KW310 to the 16-pin OBD2-DLC. The device powers on using the car's voltage.\u003c\/li\u003e\n\u003cli\u003eTurn the ignition to \u003cstrong\u003eON\u003c\/strong\u003e (engine \u003cstrong\u003eOFF\u003c\/strong\u003e) for initial scan.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003elanguage\u003c\/strong\u003e in the menu on first start.\u003c\/li\u003e\n\u003cli\u003eOpen \u003cstrong\u003eOBD II\u003c\/strong\u003e → wait until the protocol is identified.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eRead Codes\u003c\/strong\u003e for current\/stored\/pending DTCs. Note codes and \u003cstrong\u003edefinitions\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eOpen \u003cstrong\u003eFreeze Frame\u003c\/strong\u003e – document ECT, RPM, Load, Fuel trims, etc.\u003c\/li\u003e\n\u003cli\u003ePress \u003cstrong\u003eI\/M Readiness\u003c\/strong\u003e – see which monitors are \u003cem\u003eReady\u003c\/em\u003e\/\u003cem\u003eNot Ready\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003eGo to \u003cstrong\u003eLive Data\u003c\/strong\u003e – select relevant PIDs to see sensors in real time. Start the engine if necessary.\u003c\/li\u003e\n\u003cli\u003eOnce the cause has been addressed, select \u003cstrong\u003eErase Codes\u003c\/strong\u003e to turn off the MIL and reset monitors.\u003c\/li\u003e\n\u003cli\u003eFinish with a \u003cstrong\u003edrive cycle\u003c\/strong\u003e according to the vehicle's conditions to get monitors to \u003cem\u003eReady\u003c\/em\u003e.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eC. EVAP\/O2\/Mode $06 (vehicle-dependent)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2 Test:\u003c\/strong\u003e Select the test and examine the sensors' switching speed and response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEVAP:\u003c\/strong\u003e Run where the ECU supports it – follow the on-screen instructions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMode $06:\u003c\/strong\u003e Go through monitoring results (limit values\/outcomes) for ignition, catalyst, etc.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eD. Completion \u0026amp; storage\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn off the engine. Gently unplug the OBD connector.\u003c\/li\u003e\n\u003cli\u003eStore the KW310 in a bag\/compartment – ready for the next diagnosis.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- ARBETSFLÖDEN --\u003e\n\u003csection id=\"arbetsfloden\"\u003e\n\u003ch2\u003ePractical workflows \u0026amp; interpretation\u003c\/h2\u003e\n\u003ch3\u003e1) MIL illuminated without noticeable power loss\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead DTC:\u003c\/strong\u003e Often EVAP-related (P044x). Check fuel cap\/gasket, hoses, valves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M:\u003c\/strong\u003e EVAP is often \u003cem\u003eNot Ready\u003c\/em\u003e after clearing. Run correct drive cycle (fuel level\/temperature determines).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e2) Lean\/mixture fault (P0171\/P0174)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e High positive LTFT\/STFT → suspect vacuum leak\/MAF.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAction:\u003c\/strong\u003e Check intake hoses, PCV, MAF values, fuel pressure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e3) Misfire (P030x)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze Frame:\u003c\/strong\u003e See RPM\/load at fault. Move ignition coil\/spark plug between cylinders → does the fault follow?\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e O2-switching and trims reveal fuel\/air problems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e4) O2 sensor\/catalyst\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2-test:\u003c\/strong\u003e B1S1 (and possibly B2S1) should switch quickly. B1S2\/B2S2 more stable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMode $06:\u003c\/strong\u003e Review test results for sensors\/catalyst.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e5) No communication\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCheck fuses (CIG\/OBD), 12V on pin 16 and ground on 4\/5.\u003c\/li\u003e\n\u003cli\u003eTry with ignition on \u003cem\u003eON\u003c\/em\u003e and engine off; some cars require it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; best practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocument first:\u003c\/strong\u003e Write down DTCs and freeze frame before clearing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLimit PIDs:\u003c\/strong\u003e Select 6–10 key values in live data for quick updates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable voltage:\u003c\/strong\u003e Low battery voltage can lead to incorrect diagnosis\/communication.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompare relationships:\u003c\/strong\u003e MAF vs MAP, O2 vs trims – the overall picture points to the cause.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAfter repair:\u003c\/strong\u003e Clear, run drive cycle, check I\/M again.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeed more functions?\u003c\/strong\u003e See more tools in the \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code reader category\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently asked questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Does the KW310 read ABS\/airbag\/BCM?\u003c\/h3\u003e\n\u003cp\u003eNo. The KW310 focuses on \u003cstrong\u003eengine\/emission\u003c\/strong\u003e via OBD2. Other systems often require brand-specific diagnostics.\u003c\/p\u003e\n\u003ch3\u003e2. Does it work on diesel and hybrid?\u003c\/h3\u003e\n\u003cp\u003eYes, for OBD2 parameters in engine\/emission on \u003cstrong\u003e12V\u003c\/strong\u003e OBD2 cars. 24V heavy vehicles are not supported.\u003c\/p\u003e\n\u003ch3\u003e3. Can I run EVAP tests on all cars?\u003c\/h3\u003e\n\u003cp\u003eNo, availability depends on make\/model year\/market. Mode $06\/EVAP varies.\u003c\/p\u003e\n\u003ch3\u003e4. Why does the MIL return after clearing?\u003c\/h3\u003e\n\u003cp\u003eClearing turns off the light but does not fix the underlying fault. Repair the cause and run a drive cycle.\u003c\/p\u003e\n\u003ch3\u003e5. Do I need an app or computer?\u003c\/h3\u003e\n\u003cp\u003eNo, the KW310 has everything in the unit. No app\/PC is required for diagnosis.\u003c\/p\u003e\n\u003ch3\u003e6. Why am I not getting communication?\u003c\/h3\u003e\n\u003cp\u003eCheck ignition status, fuses, OBD voltage\/ground, and that the car is OBD2-compatible.\u003c\/p\u003e\n\u003ch3\u003e7. Is my language supported?\u003c\/h3\u003e\n\u003cp\u003eYes, more languages are available: EN\/FR\/DE\/NL\/ES\/RU\/PT (selectable in the menu).\u003c\/p\u003e\n\u003ch3\u003e8. Where can I find more fault code readers?\u003c\/h3\u003e\n\u003cp\u003eIn our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e category – with everything from beginner tools to professional ones.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- FÖRPACKNING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackaging contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW310 OBD2\/EOBD fault code reader\u003c\/li\u003e\n\u003cli\u003e1 × Fixed 16-pin OBD2 cable (integrated)\u003c\/li\u003e\n\u003cli\u003e1 × Quick Start\/User Guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- NOTISER --\u003e\n\u003csection id=\"notiser\"\u003e\n\u003ch2\u003eImportant notes \u0026amp; responsibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e OBD2 support varies between markets\/model years despite the 16-pin connector. Check requirements per vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem scope:\u003c\/strong\u003e Only engine\/emission via OBD2. Other control systems require brand-specific tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical system:\u003c\/strong\u003e 12V vehicles. Not 24V\/J1939.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData security:\u003c\/strong\u003e Always follow the vehicle manufacturer's service manuals and safety regulations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed more tools or accessories? See the \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efull range\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SAMMANFATTNING --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW310\u003c\/strong\u003e provides \u003cstrong\u003equick and reliable OBD2 diagnosis\u003c\/strong\u003e of engine\/emissions in a \u003cstrong\u003ecompact\u003c\/strong\u003e unit that is always ready. Read\/clear fault codes, analyze live data and inspection status (\u003cem\u003eI\/M\u003c\/em\u003e), run O2\/EVAP\/Mode $06 where the ECU allows – without an app or computer. For home mechanics, car dealers, and workshops who want to \u003cstrong\u003efind the cause\u003c\/strong\u003e behind the MIL and make decisions about the next steps, the KW310 is a smart and cost-effective choice. 🔧\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (DOLT) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI KW310, OBD2, EOBD, CAN, felkodsläsare, motor, emission, MIL, Check Engine, I\/M readiness, freeze frame, live data, O2-sensor, EVAP, Mode 06, VIN CALID CVN, ISO9141-2, ISO14230-4, SAE J1850, ISO15765-4, 12V, diagnosverktyg, bensin, diesel, felkodslasare.se, DTC lexikon, bilscanner, fordonsdiagnostik.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177163968780,"sku":"FEL-KW310","price":219.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H9e5056235fb1457a8494f6be9927f75cc.jpg?v=1771872198"},{"product_id":"konnwei-kw870-bil-batteritestare-obdii-diagnosverktyg","title":"KONNWEI KW870 – OBD2\/EOBD\/CAN diagnostic scanner + battery tester for universal 12V cars (6V\/12V batteries)","description":"\u003c!-- READY HTML FOR SHOPIFY – KONNWEI KW870 OBD2\/EOBD Diagnostic Scanner + Battery Tester \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-kw870\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI KW870 – OBD2\/EOBD Diagnostic Scanner with Battery Test (6V\/12V)\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"sku\" content=\"KW870\"\u003e \u003cmeta itemprop=\"mpn\" content=\"KW870\"\u003e \u003cmeta itemprop=\"category\" content=\"Code Readers, OBD2, EOBD, CAN, Battery Testers, Handheld Scanner\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI KW870 – OBD2\/EOBD\/CAN Diagnostic Scanner + Battery Tester for Universal 12V Cars (6V\/12V Batteries)\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (200–300 words) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version – Quick Overview\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KW870\u003c\/strong\u003e is a powerful and affordable \u003cstrong\u003eOBD2\/EOBD\/CAN code reader\u003c\/strong\u003e that covers \u003cstrong\u003eall 10 OBD modes\u003c\/strong\u003e for complete \u003cstrong\u003eengine and emission diagnostics\u003c\/strong\u003e on OBD II compliant vehicles (USA 1996+, EU petrol ≈2001+, EU diesel ≈2004+). With the patented \u003cstrong\u003eOne-Click I\/M button\u003c\/strong\u003e, you can immediately see if the car is ready for inspection. The \u003cstrong\u003e2.8” backlit TFT screen\u003c\/strong\u003e and \u003cstrong\u003ebuilt-in speaker\u003c\/strong\u003e make operation clear and fast. You can read\/clear \u003cstrong\u003eDTCs\u003c\/strong\u003e, view \u003cstrong\u003elive data\u003c\/strong\u003e numerically and in \u003cstrong\u003egraphs\u003c\/strong\u003e, review \u003cstrong\u003efreeze frame\u003c\/strong\u003e, perform \u003cstrong\u003eO2 tests\u003c\/strong\u003e, \u003cstrong\u003eMode $06\u003c\/strong\u003e (on-board monitoring), retrieve \u003cstrong\u003eVIN\/CALID\/CVN\u003c\/strong\u003e, and print reports via PC.\u003c\/p\u003e\n\u003cp\u003eIn addition to engine diagnostics, the KW870 also functions as a \u003cstrong\u003ebattery tester\u003c\/strong\u003e for \u003cstrong\u003e6V\/12V lead-acid batteries\u003c\/strong\u003e (motorcycles, cars, light trucks, lawnmowers, etc.) – with \u003cstrong\u003ehealth test\u003c\/strong\u003e, \u003cstrong\u003ecranking test\u003c\/strong\u003e, and \u003cstrong\u003echarging test\u003c\/strong\u003e. \u003cstrong\u003eTroubleshooting tips\u003c\/strong\u003e (\"?\") and a built-in \u003cstrong\u003eDTC dictionary\u003c\/strong\u003e help you take the right action faster. The device supports \u003cstrong\u003efree updates\u003c\/strong\u003e and \u003cstrong\u003ePC printing\u003c\/strong\u003e (Windows XP–10). Do you need more handheld scanners or wireless adapters? Check out our collection of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e. 🔧\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TABLE OF CONTENTS --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – What is the KW870?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (Bullet List)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#protokoll\"\u003eSupported Protocols \u0026amp; Vehicle Requirements\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#batteri\"\u003eBattery Test 6V\/12V – Health, Cranking \u0026amp; Charging\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; Installation Guide (Step-by-Step)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#arbetsfloden\"\u003ePractical Workflows \u0026amp; Examples\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips, Best Practices \u0026amp; Data Interpretation\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#notiser\"\u003eImportant Notes \u0026amp; Responsibilities\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUCTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – What is the KW870?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW870\u003c\/strong\u003e is a \u003cstrong\u003ehandheld OBD2\/EOBD\/CAN scanner\u003c\/strong\u003e that combines advanced engine\/emission diagnostic functions with an \u003cstrong\u003eintegrated battery tester\u003c\/strong\u003e for 6V and 12V lead-acid batteries. Its purpose is to provide car owners, enthusiast mechanics, and small workshops with a robust tool that:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuickly explains MIL\u003c\/strong\u003e (Check Engine) by reading \u003cstrong\u003ecurrent\/stored\/pending DTCs\u003c\/strong\u003e with clear definitions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisualizes live data\u003c\/strong\u003e (up to 50 PIDs\/s) both numerically and in \u003cstrong\u003egraphs\u003c\/strong\u003e for easy trend analysis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimplifies inspection checks\u003c\/strong\u003e via \u003cstrong\u003eOne-Click I\/M\u003c\/strong\u003e – monitor status in a second.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocuments\u003c\/strong\u003e your work: save sessions and \u003cstrong\u003eprint\u003c\/strong\u003e reports via PC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAssesses battery status\u003c\/strong\u003e (indicative SOH\/SOC), \u003cstrong\u003ecranking\u003c\/strong\u003e, and \u003cstrong\u003echarging\u003c\/strong\u003e without a separate instrument.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis makes the KW870 an \u003cstrong\u003eall-in-one tool\u003c\/strong\u003e that covers the most common diagnostic and battery needs in everyday use. It is built into a shock-resistant \u003cstrong\u003eABS casing\u003c\/strong\u003e with a \u003cstrong\u003e2.8” TFT color screen\u003c\/strong\u003e, clear buttons, and a \u003cstrong\u003ebuilt-in speaker\u003c\/strong\u003e that provides acoustic feedback during menu selections, tests, and alarms.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (Bullet List)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW870\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Handheld OBD2\/EOBD\/CAN Diagnostic Scanner + Battery Tester\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScreen \u0026amp; Sound:\u003c\/strong\u003e 2.8” TFT HD (320×240), backlit, built-in speaker\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCasing:\u003c\/strong\u003e Red ABS shell with ergonomic grip\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMenu Languages:\u003c\/strong\u003e English, French, German, Dutch, Spanish, Russian, Portuguese, Italian, Polish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePC Support:\u003c\/strong\u003e Windows XP\/7\/8\/10, \u003cstrong\u003efree upgrades\u003c\/strong\u003e, \u003cstrong\u003ePC printing\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD Functions:\u003c\/strong\u003e All 10 OBD modes (DTC, live data, freeze frame, I\/M, O2, Mode $06, VIN\/CALID\/CVN etc.)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocols:\u003c\/strong\u003e ISO 9141, ISO 14230-4 (KWP2000), SAE J1850 PWM\/VPW, ISO 15765-4 (CAN)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Test:\u003c\/strong\u003e 6V \u0026amp; 12V lead-acid (motorcycles, cars, light trucks, garden machinery); health, cranking, charging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Period:\u003c\/strong\u003e 12 months\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Compatibility:\u003c\/strong\u003e \u003cem\u003eAll OBD II compliant vehicles\u003c\/em\u003e (see limitations in notes)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable:\u003c\/strong\u003e 1.5m OBD2 16-pin DLC cable; separate battery cable for testing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction Tips:\u003c\/strong\u003e Built-in DTC dictionary + troubleshooting tips via \"?\" button\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FUNCTIONS --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll 10 OBD Modes:\u003c\/strong\u003e Full engine\/emission diagnostics – from read\/clear DTC to advanced monitors (Mode $06).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDTC \u0026amp; MIL:\u003c\/strong\u003e Read generic (P0\/P2\/P3\/U0) and manufacturer-specific (P1\/P3\/U1) codes; turn off MIL after repair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDTC Definitions:\u003c\/strong\u003e Explanations directly on screen – faster troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne-Click I\/M:\u003c\/strong\u003e See monitor status (\u003cem\u003eReady\/Not Ready\u003c\/em\u003e) before inspection with one button press.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e View\/plot up to 50 PIDs\/s (RPM, ECT, IAT, MAP\/MAF, trims, lambda etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze Frame:\u003c\/strong\u003e Captures conditions when the fault occurred – invaluable for intermittent faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMode $06 \u0026amp; O2 Test:\u003c\/strong\u003e Analyze ECU's own monitoring tests and oxygen sensor performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVIN\/CALID\/CVN:\u003c\/strong\u003e Identify vehicle\/calibrations for documentation (Mode $09).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Test 6\/12V:\u003c\/strong\u003e Health (indicative), cranking, and charging in the same instrument.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLog \u0026amp; Print:\u003c\/strong\u003e Save diagnostic sessions, export\/print via PC and create professional reports.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTroubleshooting Tips:\u003c\/strong\u003e The \"?\" button provides advice on probable causes and next steps.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- PROTOCOLS --\u003e\n\u003csection id=\"protokoll\"\u003e\n\u003ch2\u003eSupported Protocols \u0026amp; Vehicle Requirements\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocols:\u003c\/strong\u003e ISO 15765-4 CAN, ISO 9141-2, ISO 14230-4 KWP2000, SAE J1850 VPW\/PWM.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegional Guidelines:\u003c\/strong\u003e USA 1996+, EU petrol ≈2001+, EU diesel ≈2004+ (exceptions occur).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRequirements:\u003c\/strong\u003e 16-pin OBD-DLC and 12V electrical system for engine diagnostics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote:\u003c\/em\u003e The KW870 focuses on \u003cstrong\u003eengine\/emission\u003c\/strong\u003e. Access to other systems (ABS\/SRS\/BCM\/TPMS\/BMS etc.) often requires brand-specific diagnostics. Not intended for 24V\/J1939 (heavy vehicles).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- BATTERY --\u003e\n\u003csection id=\"batteri\"\u003e\n\u003ch2\u003eBattery Test 6V\/12V – Health, Cranking \u0026amp; Charging\u003c\/h2\u003e\n\u003cp\u003eThe KW870 has an integrated \u003cstrong\u003ebattery tester\u003c\/strong\u003e for \u003cstrong\u003e6V and 12V lead-acid batteries\u003c\/strong\u003e (common starter\/service batteries in motorcycles, cars, light trucks, lawnmowers, etc.). The test results help you determine if the battery should be \u003cem\u003eused, charged, or replaced\u003c\/em\u003e, and if the \u003cstrong\u003estarter motor\u003c\/strong\u003e and \u003cstrong\u003ealternator\u003c\/strong\u003e are behaving correctly.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHealth Test:\u003c\/strong\u003e Indicative SOH\/SOC, voltage, internal resistance (Ri), and CCA comparison (according to selected standard).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking Test:\u003c\/strong\u003e Measures voltage dip \u0026amp; cranking time – reveals weak cell, poor contact, or heavy starter motor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Test:\u003c\/strong\u003e Assesses alternator\/regulator (idle\/RPM, load off\/on, ripple indication).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Verification:\u003c\/strong\u003e Combine battery test and OBD live data for a complete picture of starting \u0026amp; charging.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e For lead-acid, the resting voltage should be measured after 2–3 hours at rest. Then compare with the cranking dip and the alternator's charging voltage.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; Installation Guide (Step-by-Step)\u003c\/h2\u003e\n\u003ch3\u003eA. Preparation \u0026amp; Safety\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePark safely, engage park\/handbrake and turn off the engine.\u003c\/li\u003e\n\u003cli\u003eHave the vehicle's \u003cstrong\u003eOBD2 port\u003c\/strong\u003e accessible (usually under the dashboard on the driver's side).\u003c\/li\u003e\n\u003cli\u003eFor battery testing: use safety glasses\/gloves and ensure terminals are clean.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eB. Basic Diagnostics (OBD2)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn ignition \u003cstrong\u003eOFF\u003c\/strong\u003e. Connect the 16-pin OBD cable to the vehicle's DLC and to the KW870.\u003c\/li\u003e\n\u003cli\u003eTurn ignition \u003cstrong\u003eON\u003c\/strong\u003e (engine OFF). The KW870 will start and automatically detect the protocol.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003elanguage\u003c\/strong\u003e and open the \u003cstrong\u003eOBD menu\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003ePress \u003cstrong\u003eRead Codes\u003c\/strong\u003e – note \u003cstrong\u003ecurrent\/stored\/pending\u003c\/strong\u003e DTCs and \u003cstrong\u003eDTC definitions\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eOpen \u003cstrong\u003eFreeze Frame\u003c\/strong\u003e – document RPM, ECT, load, trims, MAP\/MAF etc.\u003c\/li\u003e\n\u003cli\u003ePress \u003cstrong\u003eOne-Click I\/M\u003c\/strong\u003e – see monitor status (\u003cem\u003eReady\/Not Ready\u003c\/em\u003e) before inspection.\u003c\/li\u003e\n\u003cli\u003eGo to \u003cstrong\u003eLive Data\u003c\/strong\u003e – select 6–10 key PIDs (ECT, STFT\/LTFT, O2 values, MAF\/MAP, RPM, spark advance).\u003c\/li\u003e\n\u003cli\u003eStart the engine if needed and \u003cstrong\u003eobserve graphs\u003c\/strong\u003e (easier to see trends\/deviations).\u003c\/li\u003e\n\u003cli\u003eRectify cause → \u003cstrong\u003eErase Codes\u003c\/strong\u003e to turn off MIL and reset monitors.\u003c\/li\u003e\n\u003cli\u003ePerform \u003cstrong\u003edrive cycle\u003c\/strong\u003e according to vehicle specifications to get monitors to \u003cem\u003eReady\u003c\/em\u003e.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eC. Battery Test (6\/12V)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn off the engine and all loads. Connect \u003cstrong\u003ered clamp\u003c\/strong\u003e to \u003cstrong\u003e+\u003c\/strong\u003e, \u003cstrong\u003eblack\u003c\/strong\u003e to \u003cstrong\u003e−\u003c\/strong\u003e on the battery.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eBattery Test\u003c\/strong\u003e. Enter battery type (WET\/AGM\/GEL\/EFB) and standard (e.g., CCA\/EN) + rated CCA.\u003c\/li\u003e\n\u003cli\u003eRun the test and note results: \u003cem\u003eGood \/ Recharge \/ Replace\u003c\/em\u003e, SOH\/SOC (indicative), Ri, CCA.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking:\u003c\/strong\u003e Start the engine when the unit prompts – note voltage dip \u0026amp; cranking time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging:\u003c\/strong\u003e Let the engine run at idle\/RPM and turn on loads – check charging voltage\/ripple.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eD. Report \u0026amp; Print\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSave the diagnostic session (DTC\/freeze\/live data) and battery test.\u003c\/li\u003e\n\u003cli\u003eConnect to PC (Windows) → \u003cstrong\u003eexport\/print\u003c\/strong\u003e as customer documentation or internal records.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- WORKFLOWS --\u003e\n\u003csection id=\"arbetsfloden\"\u003e\n\u003ch2\u003ePractical Workflows \u0026amp; Examples\u003c\/h2\u003e\n\u003ch3\u003e1) Misfire (P030x)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead codes:\u003c\/strong\u003e Identify cylinder. See \u003cstrong\u003eFreeze Frame\u003c\/strong\u003e (temperature, load, RPM).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e Follow STFT\/LTFT, O2-switching, MAF\/MAP and ignition timing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAction:\u003c\/strong\u003e Move ignition coil and\/or spark plug between cylinders – does the fault seem to follow the component?\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify:\u003c\/strong\u003e Clear codes, test drive and check I\/M.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e2) EVAP-related (P044x)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck:\u003c\/strong\u003e Do not overfill the tank. Inspect fuel cap gasket and hoses.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMode $06:\u003c\/strong\u003e Read monitoring results (vehicle-dependent) for small\/large leaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify:\u003c\/strong\u003e After repair – clear, perform correct drive cycle (EVAP often requires specific conditions).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e3) O2\/Lambda (P013x\/P015x)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e B1S1\/B2S1 should switch quickly; B1S2\/B2S2 more stable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrim:\u003c\/strong\u003e Deviant STFT\/LTFT indicates vacuum leak\/MAF problem.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify:\u003c\/strong\u003e Clear codes and follow graphs after repair.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e4) Charging Problem (no codes but starting difficulties)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Test:\u003c\/strong\u003e Resting voltage + SOH\/SOC\/Ri – weak battery or parasitic drain?\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking:\u003c\/strong\u003e If the dip is \u0026gt; 9.6–10.0V (12V system), the battery may be worn or the starter motor heavy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging:\u003c\/strong\u003e Charging voltage 13.8–14.7V typically (12V). High ripple → suspect rectifier\/regulator.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips, Best Practices \u0026amp; Data Interpretation\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave first, clear later:\u003c\/strong\u003e Document DTC \u0026amp; freeze frame before clearing – especially important for intermittent faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLimit PIDs:\u003c\/strong\u003e Select 6–10 key values in live data for faster updates and clearer graphs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable voltage:\u003c\/strong\u003e Low battery voltage can cause communication errors – trickle charge if needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompare relationships:\u003c\/strong\u003e MAF vs MAP, O2 vs trims – the whole picture reveals the source of the error.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAfter repair:\u003c\/strong\u003e Perform drive cycle so monitors become \u003cem\u003eReady\u003c\/em\u003e for inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupplement if needed:\u003c\/strong\u003e If you need more service functions – see our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Test:\u003c\/strong\u003e Perform resting voltage after rest, then cranking and charging – compare with references and previous logs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Does the KW870 read ABS\/airbag\/BCM?\u003c\/h3\u003e\n\u003cp\u003eOBD2\/EOBD primarily concerns \u003cstrong\u003eengine \u0026amp; emission\u003c\/strong\u003e. For ABS\/SRS\/BCM, brand-specific diagnostics are often required.\u003c\/p\u003e\n\u003ch3\u003e2. Does it work on diesel and hybrid?\u003c\/h3\u003e\n\u003cp\u003eYes, for OBD2 parameters in engine\/emission. Deeper system-specific data may require brand-specific tools.\u003c\/p\u003e\n\u003ch3\u003e3. Does the KW870 support EVAP commands?\u003c\/h3\u003e\n\u003cp\u003eParts of EVAP data\/monitors can be read on some vehicles. Availability varies with make\/model year\/market.\u003c\/p\u003e\n\u003ch3\u003e4. Can I print reports?\u003c\/h3\u003e\n\u003cp\u003eYes. Save the session and print via PC (Windows). Good for customer documentation and records.\u003c\/p\u003e\n\u003ch3\u003e5. What does the battery function include?\u003c\/h3\u003e\n\u003cp\u003eHealth test (indicative), \u003cstrong\u003ecranking\u003c\/strong\u003e (start) and \u003cstrong\u003echarging\u003c\/strong\u003e (alternator). For 6V\/12V lead-acid.\u003c\/p\u003e\n\u003ch3\u003e6. Does the KW870 work on 24V vehicles?\u003c\/h3\u003e\n\u003cp\u003eNo, the OBD part is designed for 12V OBD2\/EOBD cars. Battery test is 6V\/12V.\u003c\/p\u003e\n\u003ch3\u003e7. Are updates free?\u003c\/h3\u003e\n\u003cp\u003eYes, \u003cstrong\u003efree upgrades\u003c\/strong\u003e and \u003cstrong\u003ePC printing\u003c\/strong\u003e are supported.\u003c\/p\u003e\n\u003ch3\u003e8. Why does the MIL reappear after clearing?\u003c\/h3\u003e\n\u003cp\u003eClearing turns off the light but doesn't fix the root cause. Repair the underlying fault – then perform a drive cycle.\u003c\/p\u003e\n\u003ch3\u003e9. Compatibility with older vehicles?\u003c\/h3\u003e\n\u003cp\u003eSee regional guidelines. Some older EU vehicles may lack full OBD2 support despite a 16-pin port.\u003c\/p\u003e\n\u003ch3\u003e10. Where can I find more readers\/adapters?\u003c\/h3\u003e\n\u003cp\u003eSee our collection of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e for alternatives and complements.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW870 Handheld OBD2 Scanner\u003c\/li\u003e\n\u003cli\u003e1 × 1.5m 16-pin OBD2 Cable\u003c\/li\u003e\n\u003cli\u003e1 × Battery Test Cable (red\/black)\u003c\/li\u003e\n\u003cli\u003e1 × 82cm USB Cable (PC connection\/printing)\u003c\/li\u003e\n\u003cli\u003e1 × Nylon Carrying Bag\u003c\/li\u003e\n\u003cli\u003e1 × User Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- NOTICES --\u003e\n\u003csection id=\"notiser\"\u003e\n\u003ch2\u003eImportant Notes \u0026amp; Responsibilities\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e \"All OBD II vehicles\" follow general guidelines; exceptions occur (e.g., some Russian models before 2012). Not for heavy vehicles\/24V\/J1939.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Scope:\u003c\/strong\u003e The KW870 focuses on \u003cstrong\u003eengine\/emission\u003c\/strong\u003e. Other systems typically require brand-specific diagnostics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData Security:\u003c\/strong\u003e Use correct interpretation of OBD data; always follow vehicle manufacturer's service instructions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Test:\u003c\/strong\u003e Results are indicative and should be interpreted in conjunction with load tests, history, and visual inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Diagnostics\/charging should not be performed while driving. Work in a ventilated area, avoid sparks near open lead-acid batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdates:\u003c\/strong\u003e Feature availability may vary per vehicle\/model year\/market.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed more models and accessories? Visit our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e category.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SUMMARY --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW870\u003c\/strong\u003e combines \u003cstrong\u003efull OBD2 diagnostics\u003c\/strong\u003e (all 10 modes) with \u003cstrong\u003e6\/12V battery testing\u003c\/strong\u003e in a robust, easy-to-use package. With \u003cstrong\u003eOne-Click I\/M\u003c\/strong\u003e, clear \u003cstrong\u003egraphs\u003c\/strong\u003e in live data, a \u003cstrong\u003eDTC dictionary\u003c\/strong\u003e, and \u003cstrong\u003ePC printing\u003c\/strong\u003e, you work faster and smarter – from MIL cause and sensor data to battery health, cranking, and charging. For both DIY users and professionals, the KW870 is an \u003cstrong\u003eaccurate choice\u003c\/strong\u003e when you want to troubleshoot the entire powertrain's \"electrical \u0026amp; emission\" with one and the same tool. 🔧\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (HIDDEN) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI KW870, OBD2, EOBD, CAN, code reader, battery tester, One-Click I\/M, DTC, freeze frame, live data, graphs, O2 sensor, Mode 06, VIN CALID CVN, 6V, 12V, lead-acid, cranking test, charging test, PC printing, free updates, felkodslasare.se, diagnostic tool, engine\/emission, check engine, inspection, drive cycle, MIL, STFT, LTFT, MAF, MAP, lambda.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177164099852,"sku":"FEL-KW870","price":729.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H0e8bdd17076a483589038861e7c09792s.jpg?v=1771872735"},{"product_id":"konnwei-bk300-bilbatteriovervakare","title":"KONNWEI BK300 – Bluetooth Battery Monitor \u0026 Electrical System Tester for 12V\/24V Car \u0026 Truck (BKmonitor app)","description":"\u003c!-- READY HTML FOR SHOPIFY – KONNWEI BK300 Bluetooth Battery \u0026 Electrical System Monitor 12V\/24V (BKmonitor-app) \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-bk300\"\u003e\u003cmeta content=\"KONNWEI BK300 – Bluetooth Battery Monitor \u0026amp; Electrical System Tester for 12V\/24V\" itemprop=\"name\"\u003e \u003cmeta content=\"KONNWEI\" itemprop=\"brand\"\u003e \u003cmeta content=\"BK300-BT-MON\" itemprop=\"sku\"\u003e \u003cmeta content=\"BK300\" itemprop=\"mpn\"\u003e \u003cmeta content=\"Battery Tester, Battery Monitoring, Vehicle Electronics, 12V, 24V, Bluetooth\" itemprop=\"category\"\u003e \u003clink href=\"https:\/\/www.felkodslasare.se\/\" itemprop=\"url\"\u003e\n\u003ch2\u003eKONNWEI BK300 – Bluetooth Battery Monitor \u0026amp; Electrical System Tester for 12V\/24V Car \u0026amp; Truck (BKmonitor App)\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (200–300 words) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch3\u003eShort Version – Quick Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI BK300\u003c\/strong\u003e is a \u003cstrong\u003eBluetooth-based battery monitor\u003c\/strong\u003e and \u003cstrong\u003eelectrical system tester\u003c\/strong\u003e for both \u003cstrong\u003e12V and 24V\u003c\/strong\u003e. It permanently connects to the battery terminals with included Y-terminals and sends \u003cstrong\u003elive waveform data\u003c\/strong\u003e to your phone via the \u003cstrong\u003eBKmonitor app\u003c\/strong\u003e (iOS\/Android). You receive \u003cstrong\u003epush notifications\u003c\/strong\u003e for over\/undervoltage, can perform \u003cstrong\u003ecranking and charging tests\u003c\/strong\u003e, log history, and \u003cstrong\u003eshare reports\u003c\/strong\u003e – perfect for everything from passenger cars and vans to \u003cstrong\u003efleets\u003c\/strong\u003e of trucks where \u003cem\u003eno-starts\u003c\/em\u003e must be avoided.\u003c\/p\u003e\n\u003cp\u003eSupports most battery chemistries: \u003cstrong\u003eFlooded\/WET\u003c\/strong\u003e, \u003cstrong\u003eAGM (flat\/spiral)\u003c\/strong\u003e, \u003cstrong\u003eEFB\u003c\/strong\u003e, \u003cstrong\u003eVRLA\u003c\/strong\u003e, \u003cstrong\u003eGEL\u003c\/strong\u003e, and even \u003cstrong\u003eLithium\u003c\/strong\u003e. The BK300 has extremely low power consumption (~3 mA) and \u003cstrong\u003elifetime free app updates\u003c\/strong\u003e. Compared to simpler monitors (e.g., traditional \u003cem\u003eBM2\u003c\/em\u003e), the BK300 offers, among other things, \u003cstrong\u003ebuilt-in 24V support\u003c\/strong\u003e, \u003cstrong\u003ewaveform display\u003c\/strong\u003e, more \u003cstrong\u003elanguages\u003c\/strong\u003e, and \u003cstrong\u003efleet functions\u003c\/strong\u003e (proactive monitoring). Do you also need to read fault codes? Feel free to complement it with a \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ehandheld fault code reader\u003c\/a\u003e. 🔧\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TABLE OF CONTENTS --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eTable of Contents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – What Does BK300 Do?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bullet points)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Use Cases\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility: Voltages \u0026amp; Battery Chemistries\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#app\"\u003eThe BKmonitor App – Views \u0026amp; Reports\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#vs-bm2\"\u003eBK300 vs \"BM2\" – Quick Comparison\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; Installation Guide (step-by-step)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#felsokning\"\u003eTroubleshooting \u0026amp; Common Symptoms\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#ansvar\"\u003eImportant Notes \u0026amp; Disclaimer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUCTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – What Does BK300 Do?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI BK300\u003c\/strong\u003e keeps an eye on your \u003cstrong\u003ebattery health\u003c\/strong\u003e and the entire \u003cstrong\u003eelectrical system\u003c\/strong\u003e – around the clock. It continuously measures and logs voltage, presents clear waveforms, and automatically alarms if anything deviates. During startup, you can view the \u003cstrong\u003ecranking test\u003c\/strong\u003e (voltage dip \u0026amp; start time), and while running, you can follow the \u003cstrong\u003echarging test\u003c\/strong\u003e (alternator\/regulator, ripple indication via waveform). Everything is saved in the app so you can see trends over time, share reports with customers\/colleagues, or troubleshoot intermittent problems.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlways On:\u003c\/strong\u003e Ultra-compact module on the battery; low consumption (~3 mA).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePush Notifications:\u003c\/strong\u003e Under\/overvoltage directly on your mobile.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaveform:\u003c\/strong\u003e Live curves for starting and charging provide better diagnostics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFleets:\u003c\/strong\u003e Helps you prevent \u003cem\u003eno-starts\u003c\/em\u003e in car parks\/trucks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24V:\u003c\/strong\u003e Handles passenger cars (12V) and trucks\/buses (24V) in the same product.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifetime Updates:\u003c\/strong\u003e The app improves – you keep up without extra cost.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (bullet points)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI BK300\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Bluetooth battery \u0026amp; electrical system monitor (permanent installation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Voltages:\u003c\/strong\u003e 12V and 24V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput (measurement range):\u003c\/strong\u003e 3–60V, ≈3mA self-consumption\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay in App:\u003c\/strong\u003e Waveform (live), history, reports\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTests:\u003c\/strong\u003e Cranking test (start), Charging test (charging)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp:\u003c\/strong\u003e \u003cem\u003eBKmonitor\u003c\/em\u003e for iOS (App Store) \u0026amp; Android (Google Play)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages (app):\u003c\/strong\u003e Chinese, English, German, French, Japanese, Korean, Dutch, Russian, Spanish, Italian, Portuguese, Polish, Persian\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions in app:\u003c\/strong\u003e Waveform, voltage collection, change Bluetooth name, free firmware, problem reporting, share report, language selection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Types:\u003c\/strong\u003e Flooded\/WET, AGM flat, AGM spiral, EFB, VRLA, GEL, Lithium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e ABS, black; \u003cstrong\u003eattachment:\u003c\/strong\u003e Y-terminals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertificates:\u003c\/strong\u003e CE, FCC, RoHS, REACH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM:\u003c\/strong\u003e Supported (for volume – logo\/packaging\/manual etc.)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FEATURES --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e24\/7 Monitoring:\u003c\/strong\u003e Keep track of voltage levels and trends – minimizes downtime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStart Diagnosis (Cranking):\u003c\/strong\u003e Do you see a strong voltage dip indicating the battery isn't charging or the starter motor is struggling?\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Diagnosis:\u003c\/strong\u003e Flat\/excessive waveform? Possible regulator\/rectifier issue in the alternator.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePush Notifications:\u003c\/strong\u003e Set limits for under\/overvoltage and receive alarms before the vehicle fails to start.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShareable Report:\u003c\/strong\u003e Export \u0026amp; share results as documentation for action\/customer dialogue.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFleet Mode:\u003c\/strong\u003e Install in each vehicle – the app warns when levels drop in an individual vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages \u0026amp; Updates:\u003c\/strong\u003e Many UI languages, lifetime free app updates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Consumption:\u003c\/strong\u003e ~3 mA makes it suitable for permanent installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- COMPATIBILITY --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility: Voltages \u0026amp; Battery Chemistries\u003c\/h2\u003e\n\u003cp\u003eThe BK300 works with both \u003cstrong\u003e12V\u003c\/strong\u003e (passenger car, van, boat's starting bank, motorcycle) and \u003cstrong\u003e24V\u003c\/strong\u003e (truck, bus, construction equipment). Support for most lead-acid chemistries and also \u003cstrong\u003eLithium\u003c\/strong\u003e according to manufacturer specifications. For lithium, you should ensure that the battery's BMS allows external monitoring and that the \u003cstrong\u003evoltage levels\/limits\u003c\/strong\u003e in the app are reasonably set.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWET\/Flooded:\u003c\/strong\u003e Classic starting\/service batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAGM (flat\/spiral):\u003c\/strong\u003e Common in start\/stop and performance applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEFB\/VRLA\/GEL:\u003c\/strong\u003e Low self-discharge, requires correct voltage levels in operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLithium:\u003c\/strong\u003e Voltage monitoring OK – follow battery manufacturer guidelines\/BMS requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- THE APP --\u003e\n\u003csection id=\"app\"\u003e\n\u003ch2\u003eThe BKmonitor App – Views \u0026amp; Reports\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Waveform:\u003c\/strong\u003e See the voltage curve in real-time – reveals starting dips, ripple, and transients.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHistory:\u003c\/strong\u003e Day\/week\/month – detect slow degradation and parasitic drain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking\/Charging:\u003c\/strong\u003e Automatic tests with clear green\/yellow\/red assessment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNotifications:\u003c\/strong\u003e Configure alarm levels – get push notifications for deviations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChange BT Name:\u003c\/strong\u003e Name devices by license plate\/vehicle ID – perfect for fleets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShare Report:\u003c\/strong\u003e Send PDF\/screenshot to customer, workshop, or colleague.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirmware\/App:\u003c\/strong\u003e Free updates, problem reporting directly in the app.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- COMPARISON --\u003e\n\u003csection id=\"vs-bm2\"\u003e\n\u003ch2\u003eBK300 vs BM2 – What extra do you get?\u003c\/h2\u003e\n\u003cp\u003eMany are familiar with classic Bluetooth monitors (\u003cem\u003eBM2\u003c\/em\u003e). The \u003cstrong\u003eBK300\u003c\/strong\u003e takes the concept further with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12V \u003cem\u003eand\u003c\/em\u003e 24V\u003c\/strong\u003e in the same unit – covers passenger cars, boats, and heavy-duty vehicles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaveform view\u003c\/strong\u003e for both starting and charging – simplifies real diagnostics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMore languages\u003c\/strong\u003e and \u003cstrong\u003efleet-friendly\u003c\/strong\u003e features (name change, sharing, history, alarms).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifetime app updates\u003c\/strong\u003e and free firmware via the app.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote:\u003c\/em\u003e Features may vary between BM2 variants. The point above describes the added value of the BK300 according to manufacturer specifications.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; Installation Guide (step-by-step)\u003c\/h2\u003e\n\u003ch3\u003eA. Preparation \u0026amp; Safety\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePark safely, turn off ignition and all loads. Use safety glasses and gloves.\u003c\/li\u003e\n\u003cli\u003eIdentify the \u003cstrong\u003emain battery\u003c\/strong\u003e (or battery bank) to be monitored.\u003c\/li\u003e\n\u003cli\u003eCheck that the terminals are clean and free from oxidation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eB. Installation Steps\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisconnection (recommended):\u003c\/strong\u003e Briefly loosen the negative terminal for safe installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall BK300:\u003c\/strong\u003e Attach the unit's Y-terminals to the battery terminal screws: \u003cstrong\u003ered to +\u003c\/strong\u003e, \u003cstrong\u003eblack to −\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eRoute cables so they are not pinched. Reconnect the negative terminal if necessary.\u003c\/li\u003e\n\u003cli\u003eMount the unit in a \u003cstrong\u003evibration-free\u003c\/strong\u003e location near the battery.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eC. App Pairing \u0026amp; Basic Setup\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDownload \u003cstrong\u003eBKmonitor\u003c\/strong\u003e (iOS\/Android). Enable Bluetooth.\u003c\/li\u003e\n\u003cli\u003eOpen the app → add device → select your BK300.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003elanguage\u003c\/strong\u003e, \u003cstrong\u003evehicle\u003c\/strong\u003e, and \u003cstrong\u003ebattery chemistry\u003c\/strong\u003e. Set reasonable alarm limits for under\/overvoltage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChange BT name\u003c\/strong\u003e to license plate or vehicle ID if desired.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eD. First Tests\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eResting Voltage:\u003c\/strong\u003e Note the voltage after 2–3 hours of rest (SOC-indicative for lead-acid).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking Test:\u003c\/strong\u003e Start the engine – observe start dip and start time in the waveform.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Test:\u003c\/strong\u003e Let the engine run – check charging voltage and ripple. Turn on loads (lights\/fan) and compare.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave History:\u003c\/strong\u003e Naming the log makes it easy to compare over time.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eE. Report \u0026amp; Sharing\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eOpen history → select date\/session → \u003cstrong\u003eShare Report\u003c\/strong\u003e (e.g., to customer or workshop case).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- TROUBLESHOOTING --\u003e\n\u003csection id=\"felsokning\"\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; Common Symptoms\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo BT Connection:\u003c\/strong\u003e Check phone's BT, close other BT apps, power cycle app\/phone.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Data:\u003c\/strong\u003e Ensure correct terminal connection (red + \/ black −) and good contact with terminal screws.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequent Alarms:\u003c\/strong\u003e Adjust alarm limits; check for parasitic drain and battery condition.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Starting Dip:\u003c\/strong\u003e Battery may be weak, poor terminal contacts, heavy starter motor, or stiff engine (cold\/oil).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Ripple:\u003c\/strong\u003e Possible rectifier\/regulator fault; check alternator with supplementary test.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24V Truck:\u003c\/strong\u003e Ensure BK300 is on the correct bank and that alarm levels are adapted for 24V.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Does the BK300 drain the battery?\u003c\/h3\u003e\n\u003cp\u003eThe unit's self-consumption is very low (≈3 mA) and suitable for permanent installation. For long-term storage: connect a maintenance charger.\u003c\/p\u003e\n\u003ch3\u003e2. Does it work on Lithium?\u003c\/h3\u003e\n\u003cp\u003eYes, according to the manufacturer, Lithium is supported. Set appropriate alarm levels and ensure that the battery's BMS allows external monitoring.\u003c\/p\u003e\n\u003ch3\u003e3. Can multiple vehicles be monitored?\u003c\/h3\u003e\n\u003cp\u003eYes, install one BK300 per vehicle and change the name in the app (license plate\/ID). You can switch between them in the app.\u003c\/p\u003e\n\u003ch3\u003e4. Do I have to disconnect the battery for installation?\u003c\/h3\u003e\n\u003cp\u003eIt is recommended to briefly loosen the negative terminal for safe installation, but many install carefully directly. Always follow safety procedures.\u003c\/p\u003e\n\u003ch3\u003e5. What do cranking and charging tests mean?\u003c\/h3\u003e\n\u003cp\u003e\u003cem\u003eCranking\u003c\/em\u003e measures voltage dip and start time. \u003cem\u003eCharging\u003c\/em\u003e assesses the alternator\/regulator (voltage\/ripple) during operation.\u003c\/p\u003e\n\u003ch3\u003e6. Can I export reports?\u003c\/h3\u003e\n\u003cp\u003eYes, \u003cstrong\u003eShare Report\u003c\/strong\u003e from the app – convenient for customer dialogue and workshop documentation.\u003c\/p\u003e\n\u003ch3\u003e7. Do I get real-time alarms?\u003c\/h3\u003e\n\u003cp\u003eYes, push notifications for over\/undervoltage (you set the limits yourself in the app).\u003c\/p\u003e\n\u003ch3\u003e8. Can I combine it with a fault code reader?\u003c\/h3\u003e\n\u003cp\u003eAbsolutely. See our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e for engine\/emission diagnostics.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI BK300 Bluetooth battery monitor\u003c\/li\u003e\n\u003cli\u003e1 × Cable with Y-terminals (red\/black)\u003c\/li\u003e\n\u003cli\u003e1 × Quick Start Guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- DISCLAIMER --\u003e\n\u003csection id=\"ansvar\"\u003e\n\u003ch2\u003eImportant Notes \u0026amp; Disclaimer\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBK300 primarily monitors \u003cstrong\u003evoltage\u003c\/strong\u003e (not current\/SoC calculation via shunt). Interpretation is done in the app's tests \u0026amp; waveforms.\u003c\/li\u003e\n\u003cli\u003eConfigure alarm limits reasonably for lead-acid versus lithium. Always follow battery\/vehicle manufacturer instructions.\u003c\/li\u003e\n\u003cli\u003eImproper installation can damage vehicle\/equipment. Installation is at your \u003cstrong\u003eown risk\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eSpecifications may be updated via app\/firmware; feature availability may vary between platforms.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor supplementary diagnostic tools: see \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SUMMARY --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI BK300\u003c\/strong\u003e gives you \u003cstrong\u003eproactive battery care\u003c\/strong\u003e and \u003cstrong\u003eelectrical system monitoring\u003c\/strong\u003e in your pocket: install the unit, pair with \u003cem\u003eBKmonitor\u003c\/em\u003e, get \u003cstrong\u003elive waveforms\u003c\/strong\u003e, \u003cstrong\u003ecranking\/charging tests\u003c\/strong\u003e, \u003cstrong\u003ehistory\u003c\/strong\u003e, and \u003cstrong\u003epush notifications\u003c\/strong\u003e. Support for both \u003cstrong\u003e12V\u003c\/strong\u003e and \u003cstrong\u003e24V\u003c\/strong\u003e makes it equally at home in passenger cars as in \u003cstrong\u003eheavy vehicles\u003c\/strong\u003e – and in fleets where downtime is costly. With \u003cstrong\u003elifetime free updates\u003c\/strong\u003e, the BK300 is a long-term smart choice for anyone who wants to \u003cstrong\u003eavoid no-starts\u003c\/strong\u003e and troubleshoot with clear data. 🔋📈\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (HIDDEN) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI BK300, Bluetooth battery monitor, 12V, 24V, cranking test, charging test, waveform, battery monitoring, push notifications, BKmonitor app, Flooded, AGM, EFB, VRLA, GEL, Lithium, fleet, no-start prevention, waveform, history, share report, CE, FCC, RoHS, REACH, felkodslasare.se, battery tester, electrical system test, car, truck, bus, boat, construction, BM2 comparison.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177164591372,"sku":"FEL-BK300","price":149.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H1542c0732c024a5f8ed93f8e49b053f4r.jpg?v=1771872199"},{"product_id":"multi-funktion-konnwei-kw520-batteriladdare-tester","title":"KONNWEI KW520 – Digital 3-in-1 Battery Tester + 12V\/10A \u0026 24V\/5A Fast Charger with Pulse Repair","description":"\u003c!-- READY HTML FOR SHOPIFY – KONNWEI KW520 3-in-1 Battery Tester + Fast Charger + Pulse Repair (12V\/24V) \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-kw520\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI KW520 – Digital 3-in-1 Battery Tester with 12V\/10A \u0026amp; 24V\/5A Fast Charger and Pulse Repair\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"sku\" content=\"KW520-TEST-LADD-REPAIR\"\u003e \u003cmeta itemprop=\"mpn\" content=\"KW520\"\u003e \u003cmeta itemprop=\"category\" content=\"Battery Tester, Battery Charger, Maintainer, 12V, 24V, AGM, GEL, Lead-acid, EFB\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI KW520 – Digital 3-in-1 Battery Tester + 12V\/10A \u0026amp; 24V\/5A Fast Charger with Pulse Repair\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (200–300 words) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version – Quick Overview\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KW520\u003c\/strong\u003e is a \u003cstrong\u003eprofessional 3-in-1 battery tool\u003c\/strong\u003e that combines a high-precision \u003cstrong\u003ebattery tester\u003c\/strong\u003e, an intelligent \u003cstrong\u003e12V\/10A \u0026amp; 24V\/5A fast charger\u003c\/strong\u003e, and a \u003cstrong\u003ePulse Repair mode\u003c\/strong\u003e for desulfation\/maintenance of lead-acid batteries. It quickly analyzes \u003cstrong\u003evoltage, internal resistance, CCA, and Ah capacity\u003c\/strong\u003e, providing clear verdicts (\u003cem\u003eGood \/ Recharge \/ Replace\u003c\/em\u003e). With built-in \u003cstrong\u003etemperature compensation\u003c\/strong\u003e, protection against \u003cstrong\u003ereverse polarity\u003c\/strong\u003e, \u003cstrong\u003eovercurrent\u003c\/strong\u003e, \u003cstrong\u003eoverheating\u003c\/strong\u003e, and \u003cstrong\u003eshort circuit\u003c\/strong\u003e, you can charge safely in all climates.\u003c\/p\u003e\n\u003cp\u003eThe KW520 supports common standards (\u003cstrong\u003eCCA, BCI, MCA, JIS, SAE, EN, DIN, IEC\u003c\/strong\u003e) and works with most 12\/24V starter and deep-cycle batteries: \u003cstrong\u003eFlooded (WET)\u003c\/strong\u003e, \u003cstrong\u003eAGM flat\/spiral\u003c\/strong\u003e, \u003cstrong\u003eGEL\u003c\/strong\u003e, and \u003cstrong\u003eEFB\u003c\/strong\u003e. The \u003cstrong\u003e2.0” backlit display\u003c\/strong\u003e shows both results and \u003cstrong\u003evoltage waveform\u003c\/strong\u003e in real-time. The charging section automatically switches to \u003cem\u003efloat\/maintenance\u003c\/em\u003e when the battery is full. \u003cstrong\u003ePulse Repair\u003c\/strong\u003e (disconnected battery only) can help batteries that have been discharged for longer periods.\u003c\/p\u003e\n\u003cp\u003eChoose your power plug \u003cstrong\u003eEU\/US\/UK\/AU\u003c\/strong\u003e and use the KW520 in your garage, workshop, boat storage, or RV. Do you want to complement it with a fault code reader for engine\/emissions? Explore \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003eour fault code readers\u003c\/a\u003e. 🔧\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TABLE OF CONTENTS --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – What is the KW520?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bullet list)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility \u0026amp; Battery Types\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tester\"\u003eTests – Battery, Starting \u0026amp; Charging System\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#laddning\"\u003eCharging – 12V\/10A \u0026amp; 24V\/5A\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#repair\"\u003ePulse Repair – When and How\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; Installation Guide (step-by-step)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#felsokning\"\u003eTroubleshooting \u0026amp; Status Indications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; Best Practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#ansvar\"\u003eImportant Notes \u0026amp; Responsibility\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUCTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – What is the KW520?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KW520\u003c\/strong\u003e is an \u003cstrong\u003eall-in-one tool\u003c\/strong\u003e for battery diagnostics, fast charging, and maintenance. It addresses three typical needs in a robust, portable format:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Test:\u003c\/strong\u003e Quick health check (\u003cem\u003eState of Health\u003c\/em\u003e, \u003cem\u003eState of Charge\u003c\/em\u003e, \u003cem\u003eCCA\u003c\/em\u003e, \u003cem\u003eRi\u003c\/em\u003e) with clear verdict.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStarting System Test:\u003c\/strong\u003e Measures voltage drop and cranking time, revealing weak batteries or tired starter motors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging System Test:\u003c\/strong\u003e Evaluates alternator\/regulator (idle, load, ripple) to identify charging problems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Charging:\u003c\/strong\u003e 12V up to 10A, 24V up to 5A, with automatic functionality and protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulse Repair:\u003c\/strong\u003e Advanced pulse mode to counteract sulfation in lead-acid batteries that have been discharged.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eResults are shown as both \u003cstrong\u003etext\u003c\/strong\u003e (\u003cem\u003eGood \/ Recharge \/ Replace\u003c\/em\u003e) and a \u003cstrong\u003egraph\u003c\/strong\u003e (voltage waveform). The \u003cstrong\u003ecompact 2.0” display\u003c\/strong\u003e is backlit for high readability, and the interface is available in \u003cstrong\u003e8 languages\u003c\/strong\u003e. The device is designed for daily use in a workshop environment but is equally convenient in a home garage.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (bullet list)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW520 (original factory)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Type:\u003c\/strong\u003e 3-in-1 – battery tester, fast charger, maintenance\/Pulse Repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 2.0” backlit LCD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages (UI):\u003c\/strong\u003e English, French, Spanish, German, Russian, Italian, Portuguese, Dutch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput (AC):\u003c\/strong\u003e 100–240 V AC (global mains)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput (DC charging):\u003c\/strong\u003e 12V\/10A \u0026amp; 24V\/5A (automatic 12\/24V detection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest Range:\u003c\/strong\u003e 8–30 V (measurement system), CCA ≈ 100–2000 (standards: CCA, BCI, MCA, JIS, SAE, EN, DIN, IEC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Types:\u003c\/strong\u003e Flooded (WET), AGM flat\/spiral, GEL, EFB, MF\/SMF (lead-acid)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection:\u003c\/strong\u003e Reverse polarity, short circuit, overcurrent, over\/undervoltage, overheating, temperature compensation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Environment:\u003c\/strong\u003e 0 °C – 50 °C (storage −20 °C – 70 °C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug Options:\u003c\/strong\u003e EU, US, UK, AU (specify when purchasing)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertificates:\u003c\/strong\u003e CE, FCC, RoHS, UKCA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Orange\/black\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FEATURES --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Precision:\u003c\/strong\u003e Measures voltage, internal resistance, CCA and estimates Ah – provides fast, consistent feedback.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear Decisions:\u003c\/strong\u003e \u003cem\u003eGood\u003c\/em\u003e \/ \u003cem\u003eRecharge\u003c\/em\u003e \/ \u003cem\u003eReplace\u003c\/em\u003e and ready-made test protocols for customer documentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStart\/Charging:\u003c\/strong\u003e Separate tests for cranking (start) and charging (alternator\/regulator) with ripple indication.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Charging \u0026amp; Maintenance:\u003c\/strong\u003e Stable bulk\/absorption\/float logic, automatically switches to maintenance (float).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulse Repair:\u003c\/strong\u003e Advanced pulse technology for sulfated lead-acid batteries (disconnected battery only).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal-time Waveform:\u003c\/strong\u003e View voltage progression during start, charging, and charge completion for more accurate diagnosis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection \u0026amp; Safety:\u003c\/strong\u003e Reverse polarity, overcurrent, overheating, short circuit – safe to use even for beginners.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlobal Mains:\u003c\/strong\u003e 100–240 V AC and selectable power plug – use anywhere.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFor all vehicle types:\u003c\/strong\u003e Car, motorcycle, ATV, boat (starter battery), RV\/caravan, garden machinery, light truck, etc.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- COMPATIBILITY --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility \u0026amp; Battery Types\u003c\/h2\u003e\n\u003cp\u003eThe KW520 is designed for most \u003cstrong\u003e12V and 24V lead-acid batteries\u003c\/strong\u003e (starting and deep-cycle). Select the correct chemistry mode:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWET\/Flooded:\u003c\/strong\u003e Common open\/maintenance-free starter batteries – full functionality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAGM (flat\/spiral):\u003c\/strong\u003e Adapted voltage profile during charging, tested according to standard.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGEL:\u003c\/strong\u003e Charging with controlled voltage\/current – gentle profile.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEFB:\u003c\/strong\u003e Suitable for vehicles with Start-Stop – select lead profile according to the manufacturer.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eCapacity Guidelines (charging):\u003c\/em\u003e 12V ≈ 4–100 Ah, 24V ≈ 4–100 Ah (larger batteries can be charged but take longer; very small batteries should be charged with lower current \u0026amp; under supervision). The test section handles a wide CCA range (≈100–2000 CCA).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- TESTS --\u003e\n\u003csection id=\"tester\"\u003e\n\u003ch2\u003eTests – Battery, Starting \u0026amp; Charging System\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Health:\u003c\/strong\u003e SOC (state of charge), SOH (state of health), CCA (measured), internal resistance (mΩ), estimated Ah.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking Test:\u003c\/strong\u003e Voltage drop, cranking time, minimum voltage – identifies weak cell or high mechanical load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Test:\u003c\/strong\u003e Idle\/RPM, load off\/on, ripple – reveals faults in alternator\/rectifier\/regulator.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e Comparison according to CCA\/BCI\/MCA\/JIS\/SAE\/EN\/DIN\/IEC – true to battery label.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaveform:\u003c\/strong\u003e Live voltage curve for clear visualization during testing and charging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHistory:\u003c\/strong\u003e Save and retrieve measurements for customer records and follow-up visits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- CHARGING --\u003e\n\u003csection id=\"laddning\"\u003e\n\u003ch2\u003eCharging – 12V\/10A \u0026amp; 24V\/5A\u003c\/h2\u003e\n\u003cp\u003eThe KW520 functions as an intelligent fast charger\/maintainer. It identifies 12\/24V and adjusts voltage\/current according to the selected battery type. When the battery is full, it switches to \u003cstrong\u003efloat\u003c\/strong\u003e and can keep the battery in top condition during storage. \u003cem\u003eTemperature compensation\u003c\/em\u003e helps in both cold and hot conditions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12V Mode:\u003c\/strong\u003e Up to 10 A (bulk), typical float ≈ 13.5–13.8 V (depending on chemistry).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24V Mode:\u003c\/strong\u003e Up to 5 A (bulk), typical float ≈ 27.0–27.6 V.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeeply Discharged:\u003c\/strong\u003e \"Wake-up\" can initiate charging from low voltage (down to ~2 V observed in spec).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection:\u003c\/strong\u003e Reverse polarity, overcurrent, overheating, short circuit, over\/undervoltage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eCharging Time:\u003c\/em\u003e As a guideline, 4–100 Ah can be fully charged within ~12 hours depending on chemistry, starting level, and ambient temperature.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PULSE REPAIR --\u003e\n\u003csection id=\"repair\"\u003e\n\u003ch2\u003ePulse Repair – When and How\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePulse Repair\u003c\/strong\u003e uses controlled pulses to counteract sulfation and acid stratification in \u003cstrong\u003elead-acid batteries\u003c\/strong\u003e that have been discharged\/low for extended periods. It can improve charge acceptance and efficiency.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eImportant:\u003c\/strong\u003e \u003cem\u003eOnly\u003c\/em\u003e perform Pulse Repair on a \u003cstrong\u003edisconnected battery\u003c\/strong\u003e (not connected to the vehicle's electronics).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteps:\u003c\/strong\u003e Disconnect the battery → connect clamps → select Repair → let the cycle complete → follow up with a full charge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEvaluate:\u003c\/strong\u003e Run a new health test (SOH\/SOC\/CCA\/Ri) – improvement will be shown in the results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLimitation:\u003c\/strong\u003e Does not repair mechanical damage, shorted cells, or extreme age degradation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; Installation Guide (step-by-step)\u003c\/h2\u003e\n\u003ch3\u003eA. Safe Start\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eWork in a \u003cstrong\u003ewell-ventilated\u003c\/strong\u003e area. Avoid sparks\/open flames near open lead-acid batteries (hydrogen gas risk).\u003c\/li\u003e\n\u003cli\u003eCheck that battery terminals are \u003cstrong\u003eclean\u003c\/strong\u003e and that cable clamps\/clips make good contact.\u003c\/li\u003e\n\u003cli\u003eSelect the \u003cstrong\u003ecorrect power plug\u003c\/strong\u003e (EU\/US\/UK\/AU) and check the power outlet (100–240 V AC).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eB. Quick Battery Test (in or out of vehicle)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect \u003cstrong\u003ered clamp\u003c\/strong\u003e to \u003cstrong\u003e+\u003c\/strong\u003e, \u003cstrong\u003eblack clamp\u003c\/strong\u003e to \u003cstrong\u003e−\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eBattery Test\u003c\/strong\u003e. Enter battery type (WET\/AGM\/GEL\/EFB) and standard (e.g., CCA\/EN) + rated CCA.\u003c\/li\u003e\n\u003cli\u003eRun test – read \u003cem\u003eGood \/ Recharge \/ Replace\u003c\/em\u003e, note \u003cstrong\u003eSOH, SOC, CCA, Ri\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eIf needed: run \u003cstrong\u003eCranking Test\u003c\/strong\u003e (start engine when prompted) and \u003cstrong\u003eCharging Test\u003c\/strong\u003e (idle\/RPM, load off\/on).\u003c\/li\u003e\n\u003cli\u003eSave results for printing\/follow-up.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eC. Standard Charging (12V or 24V)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect clamps: \u003cstrong\u003ered to +\u003c\/strong\u003e, \u003cstrong\u003eblack to −\u003c\/strong\u003e. Plug in the power cord (100–240 V AC).\u003c\/li\u003e\n\u003cli\u003eKW520 detects 12\/24V – confirm the correct \u003cstrong\u003ebattery profile\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCharging starts (bulk → absorption → float). Monitor percentage, voltage, and current.\u003c\/li\u003e\n\u003cli\u003eWhen 100 % is displayed, the unit is in \u003cstrong\u003efloat\/maintenance\u003c\/strong\u003e. Disconnect power cord → black → red when disconnecting.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eD. Pulse Repair (disconnected battery only)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eCompletely disconnect the battery from the vehicle.\u003c\/li\u003e\n\u003cli\u003eConnect clamps and select \u003cstrong\u003eRepair\u003c\/strong\u003e. Allow the cycle to complete.\u003c\/li\u003e\n\u003cli\u003eThen fully charge the battery using a normal charging cycle.\u003c\/li\u003e\n\u003cli\u003eTest again (SOH\/SOC\/CCA\/Ri) and compare.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eE. Seasonal Storage (float\/maintenance)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAllow KW520 to remain in \u003cstrong\u003efloat\u003c\/strong\u003e to counteract self-discharge and sulfation over time.\u003c\/li\u003e\n\u003cli\u003eCheck fluid levels of serviceable batteries regularly (if applicable).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- TROUBLESHOOTING --\u003e\n\u003csection id=\"felsokning\"\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; Status Indications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eREV\/Polarity:\u003c\/strong\u003e Clamps connected incorrectly – swap red\/black.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLo Volt:\u003c\/strong\u003e Deeply discharged battery – KW520 attempts to \"wake up\". Allow time or charge in low steps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHi Temp:\u003c\/strong\u003e Overheat protection active – allow the unit to cool, ensure clear airflow to cooling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharge Fault:\u003c\/strong\u003e Check clamps, battery profile, and power supply. Try a different plug.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo improvement after Repair:\u003c\/strong\u003e Battery may be at end-of-life – replacement recommended.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Ripple:\u003c\/strong\u003e Possible rectifier fault in alternator – check charging system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Can the KW520 charge and test \u003cem\u003eall\u003c\/em\u003e batteries?\u003c\/h3\u003e\n\u003cp\u003eIt is designed for \u003cstrong\u003elead-acid\u003c\/strong\u003e (WET\/AGM\/GEL\/EFB) in 12\/24V. Other chemistries (e.g., LiFePO4) are not supported in this model.\u003c\/p\u003e\n\u003ch3\u003e2. Does the battery need to be disconnected during charging?\u003c\/h3\u003e\n\u003cp\u003eFor \u003cstrong\u003enormal charging\u003c\/strong\u003e, the battery can usually remain in the vehicle. \u003cstrong\u003ePulse Repair\u003c\/strong\u003e should always be performed with the battery \u003cstrong\u003edisconnected\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e3. What do Good\/Recharge\/Replace mean?\u003c\/h3\u003e\n\u003cp\u003e\u003cem\u003eGood\u003c\/em\u003e – ready for use; \u003cem\u003eRecharge\u003c\/em\u003e – charge fully and test again; \u003cem\u003eReplace\u003c\/em\u003e – battery is likely worn out.\u003c\/p\u003e\n\u003ch3\u003e4. How do I choose the correct standard (CCA\/EN\/DIN…)?\u003c\/h3\u003e\n\u003cp\u003eMatch the test standard to the rating on the battery. If unsure – usually use \u003cstrong\u003eCCA\u003c\/strong\u003e for comparison.\u003c\/p\u003e\n\u003ch3\u003e5. Does the KW520 work for boats and RVs?\u003c\/h3\u003e\n\u003cp\u003eYes, for 12\/24V lead-acid starter and deep-cycle batteries. Consider the battery bank's capacity and that charging may take longer.\u003c\/p\u003e\n\u003ch3\u003e6. How long does charging take?\u003c\/h3\u003e\n\u003cp\u003eDepends on the battery's Ah, starting level, and temperature. As a guideline, 4–100 Ah can reach full level within ~12 hours.\u003c\/p\u003e\n\u003ch3\u003e7. Can I print test results?\u003c\/h3\u003e\n\u003cp\u003eYes, results can be saved and transferred\/documented. Save your measurements for customer reports and history.\u003c\/p\u003e\n\u003ch3\u003e8. Are updates free?\u003c\/h3\u003e\n\u003cp\u003eYes, \u003cstrong\u003elifetime free support\/updates\u003c\/strong\u003e according to the manufacturer.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead the label:\u003c\/strong\u003e Enter the correct CCA\/standard for accurate results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean terminals:\u003c\/strong\u003e Oxidation reduces contact – affects measurement and charging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow temperature:\u003c\/strong\u003e Charge in positive temperatures if possible; chemistry is sluggish in the cold.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService intervals:\u003c\/strong\u003e Maintain charge seasonally to extend lifespan.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCombine with diagnosis:\u003c\/strong\u003e For starting problems – also check engine\/ECU with a \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code reader\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW520 3-in-1 (tester\/charger\/repair)\u003c\/li\u003e\n\u003cli\u003e1 × Set of heavy-duty alligator clips (red\/black)\u003c\/li\u003e\n\u003cli\u003e1 × Power cable with selected plug (EU\/US\/UK\/AU)\u003c\/li\u003e\n\u003cli\u003e1 × Quick Start\/User Guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- RESPONSIBILITY --\u003e\n\u003csection id=\"ansvar\"\u003e\n\u003ch2\u003eImportant Notes \u0026amp; Responsibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulse Repair\u003c\/strong\u003e may only be used on a \u003cstrong\u003edisconnected lead-acid battery\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eAlways follow the battery and vehicle manufacturer's safety precautions and charging recommendations.\u003c\/li\u003e\n\u003cli\u003eIncorrect polarity, damaged cables, or poor ventilation can cause damage – use protective equipment.\u003c\/li\u003e\n\u003cli\u003eSpecifications and compatibility may vary between battery brands and model years.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDo you also need engine\/emission diagnostics? See our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SUMMARY --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KW520\u003c\/strong\u003e combines \u003cstrong\u003ebattery testing\u003c\/strong\u003e, \u003cstrong\u003efast charging\u003c\/strong\u003e, and \u003cstrong\u003ePulse Repair\u003c\/strong\u003e in an easy-to-use, safe, and affordable package. With global mains compatibility (100–240 V), high measurement accuracy, and clear feedback, it is the obvious choice for home mechanics, boat owners, and professional workshops. Keep your batteries healthy year-round – from quick diagnosis to complete maintenance charging.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (HIDDEN) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI KW520, battery tester, battery charger, 12V 24V, 10A 5A, Pulse Repair, desulfation, AGM, GEL, EFB, Flooded, CCA, internal resistance, voltage waveform, starting test, charging test, temperature compensation, reverse polarity, short circuit protection, EU US UK AU, 100-240V, felkodslasare.se, battery care, maintenance charging, tool for car boat RV motorcycle, Good Recharge Replace, battery health SOH SOC.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Felkodsläsare","offers":[{"title":"Default Title","offer_id":54177164689676,"sku":"FEL-KW520","price":629.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/Hd5c1e044281d430f852a76463f48dc157.jpg?v=1771872138"},{"product_id":"konnwei-kw818-obd2-scanner-bildiagnos","title":"KONNWEI KW818 – engine fault code reader for 12 V OBD2\/EOBD\/CAN vehicles","description":"\u003c!-- READY HTML FOR SHOPIFY – KONNWEI KW818 OBD2\/EOBD\/CAN Fault Code Reader \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-kw818\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI KW818 – OBD2\/EOBD\/CAN Fault Code Reader with One-Click I\/M \u0026amp; Troubleshooting Tips\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"sku\" content=\"KW818\"\u003e \u003cmeta itemprop=\"mpn\" content=\"KW818\"\u003e \u003cmeta itemprop=\"category\" content=\"Fault Code Reader, OBD2, EOBD, CAN, Handheld Scanner\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI KW818 – Engine Fault Code Reader for 12V OBD2\/EOBD\/CAN Vehicles\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (200–300 words) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version – Quick Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW818\u003c\/strong\u003e is a compact, handheld \u003cstrong\u003eOBD2\/EOBD\/CAN fault code reader\u003c\/strong\u003e that covers \u003cstrong\u003eall 10 OBD modes\u003c\/strong\u003e for engine and emissions diagnostics on 12V gasoline, diesel, and hybrid cars with a \u003cstrong\u003e16-pin OBD port\u003c\/strong\u003e. With the patented \u003cstrong\u003eOne-Click I\/M button\u003c\/strong\u003e, you can quickly check inspection readiness status (monitors), and the built-in \u003cstrong\u003e2.8” TFT screen\u003c\/strong\u003e and \u003cstrong\u003espeaker\u003c\/strong\u003e provide clear feedback. You can read\/clear diagnostic trouble codes (DTCs), view \u003cstrong\u003elive data\u003c\/strong\u003e numerically and in \u003cstrong\u003egraphs\u003c\/strong\u003e (up to 50 PIDs\/s), review \u003cstrong\u003efreeze frame\u003c\/strong\u003e, run \u003cstrong\u003eO2 tests\u003c\/strong\u003e, \u003cstrong\u003eMode $06\u003c\/strong\u003e (on-board monitoring), EVAP tests, and retrieve \u003cstrong\u003eVIN\/CALID\/CVN\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe KW818 features \u003cstrong\u003etroubleshooting tips\u003c\/strong\u003e (the “?” button) that help both DIY users and professionals find the root cause faster. It can also \u003cstrong\u003echeck battery voltage\u003c\/strong\u003e (12V) for a quick status check. Updates and \u003cstrong\u003ereport printing\u003c\/strong\u003e are supported via PC, and the device offers a \u003cstrong\u003emulti-language interface\u003c\/strong\u003e. Need more handheld scanners or wireless adapters? Explore our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e. 🔧\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TABLE OF CONTENTS --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eTable of Contents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – What is the KW818?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bullet points)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#protokoll\"\u003eSupported Protocols \u0026amp; Vehicle Compatibility\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; Installation Guide (step-by-step)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#anvandning\"\u003ePractical Use – Examples \u0026amp; Workflows\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; Best Practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#notiser\"\u003eImportant Notes \u0026amp; Disclaimer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUCTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – What is the KW818?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW818\u003c\/strong\u003e is a \u003cstrong\u003ehandheld digital engine analyzer\u003c\/strong\u003e built to provide \u003cstrong\u003efast\u003c\/strong\u003e and \u003cstrong\u003ereliable\u003c\/strong\u003e OBD diagnostics in everyday use. It is ideal for car owners, enthusiast mechanics, and smaller workshops who want to be able to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSee why the \u003cem\u003eCheck Engine\u003c\/em\u003e light is on and \u003cstrong\u003eread\/clear diagnostic trouble codes (DTCs)\u003c\/strong\u003e correctly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify repairs\u003c\/strong\u003e by monitoring monitor status (I\/M) and live data.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalyze sensors\u003c\/strong\u003e in real-time (up to 50 PIDs\/s) and find faulty sensors\/circuits.\u003c\/li\u003e\n\u003cli\u003eRun \u003cstrong\u003eO2 sensor tests\u003c\/strong\u003e, \u003cstrong\u003eMode $06\u003c\/strong\u003e (on-board monitoring), and \u003cstrong\u003eEVAP tests\u003c\/strong\u003e where the vehicle supports it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocument\u003c\/strong\u003e with saved sessions\/reports and print via PC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWith its \u003cstrong\u003eOne-Click I\/M button\u003c\/strong\u003e, pre-inspection and \u003cem\u003edrive cycle\u003c\/em\u003e checks become easy. The \u003cstrong\u003ebuilt-in help function\u003c\/strong\u003e (the “?” button) displays \u003cstrong\u003etroubleshooting tips\u003c\/strong\u003e and \u003cstrong\u003eDTC definitions\u003c\/strong\u003e directly on the screen, so you don't have to search online. In addition, the KW818 displays \u003cstrong\u003e12V battery voltage\u003c\/strong\u003e for a quick assessment of the starter battery's status.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (bullet points)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Handheld digital engine fault code reader (OBD2\/EOBD\/CAN)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12V DC (powered via vehicle's OBD port)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e ≈0.77W (low power consumption)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScreen:\u003c\/strong\u003e 2.8” TFT color (black\/white theme), backlit; \u003cstrong\u003ebuilt-in speaker\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable:\u003c\/strong\u003e 1.5m OBD2 cable (16-pin DLC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing:\u003c\/strong\u003e Impact-resistant ABS, black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDevice languages:\u003c\/strong\u003e English, French, German, Russian, Dutch, Spanish, Portuguese\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions:\u003c\/strong\u003e Read\/clear DTC, DTC definitions, live data (graphs\/numbers), freeze frame, I\/M-readiness, O2 test, Mode $06, EVAP data, VIN\/CALID\/CVN, battery voltage check, store\/playback\/print\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePC support:\u003c\/strong\u003e Windows XP\/7\/8\/10, free upgrades\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertificates:\u003c\/strong\u003e CE, FCC, RoHS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e 12V OBD2\/EOBD-compliant gasoline\/diesel\/hybrid vehicles with 16-pin DLC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FEATURES --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll 10 OBD Modes:\u003c\/strong\u003e Full engine\/emissions diagnostics – from DTCs to advanced monitoring tests.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDTC \u0026amp; MIL:\u003c\/strong\u003e Read\/clear generic (P0\/P2\/P3\/U0) and manufacturer-specific (P1\/P3\/U1) codes; turn off MIL once root cause is addressed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDTC Definitions:\u003c\/strong\u003e Displayed directly on the device – no extra lookup required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne-Click I\/M:\u003c\/strong\u003e One button to check if monitors are “Ready” for inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e Up to 50 PIDs\/s – e.g., RPM, ECT, IAT, MAP\/MAF, STFT\/LTFT, O2 values, fuel pressure, throttle, ignition, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGraphs \u0026amp; Numerics:\u003c\/strong\u003e Switch display for easier trend\/deviation detection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze Frame:\u003c\/strong\u003e Snapshot when a DTC was set – perfect for intermittent faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2 Sensor Test \u0026amp; Mode $06:\u003c\/strong\u003e Analyze last logged tests and on-board monitoring in the ECU (vehicle-dependent).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEVAP Data:\u003c\/strong\u003e View test data\/support for fuel tank ventilation and leak checks where available.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVIN\/CALID\/CVN:\u003c\/strong\u003e Retrieve vehicle identity and calibration ID (Mode $09) for documentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery 12V:\u003c\/strong\u003e Quick voltage check (indicative battery status in diagnostic mode).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStore \u0026amp; Print:\u003c\/strong\u003e Save DTCs, freeze frame, and live data; print via PC for reports.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTroubleshooting Tips:\u003c\/strong\u003e Press “?” for tips on codes and likely causes\/actions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- PROTOCOLS \u0026 VEHICLES --\u003e\n\u003csection id=\"protokoll\"\u003e\n\u003ch2\u003eSupported Protocols \u0026amp; Vehicle Compatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocols:\u003c\/strong\u003e ISO 15765-4 CAN, ISO 9141-2, ISO 14230-4 KWP2000, SAE J1850 VPW, SAE J1850 PWM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegional Guidelines:\u003c\/strong\u003e USA 1996+, EU gasoline ≈2001+, EU diesel ≈2004+, Canada ≈1998+, China ≈2011+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Requirements:\u003c\/strong\u003e 12V electrical system and 16-pin OBD2 port (DLC)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eLimitations:\u003c\/em\u003e KW818 focuses on \u003cstrong\u003eengine\/emissions\u003c\/strong\u003e. Access to other systems (ABS\/SRS\/BCM\/EPB\/TPMS\/BMS, etc.) usually requires brand-specific diagnostics and\/or special software. Not intended for 24V\/J1939 environments (heavy vehicles).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; Installation Guide (step-by-step)\u003c\/h2\u003e\n\u003ch3\u003eA. Preparation\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eCheck that the car has a \u003cstrong\u003e16-pin OBD port\u003c\/strong\u003e and that the \u003cstrong\u003eignition\u003c\/strong\u003e can be turned on without starting the engine.\u003c\/li\u003e\n\u003cli\u003eEnsure \u003cstrong\u003ebattery voltage\u003c\/strong\u003e is good (\u0026gt;12.2V). Low voltage can cause communication errors.\u003c\/li\u003e\n\u003cli\u003eHave paper\/pen or mobile ready to \u003cstrong\u003enote codes\u003c\/strong\u003e and actions.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eB. Basic Connection\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn ignition \u003cstrong\u003eOFF\u003c\/strong\u003e. Connect KW818 to the \u003cstrong\u003eDLC (OBD2 port)\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eTurn ignition to \u003cstrong\u003eON\u003c\/strong\u003e (engine OFF). The device starts and automatically identifies the protocol.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003elanguage\u003c\/strong\u003e and confirm you are in the \u003cstrong\u003eOBD menu\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eC. Quick Diagnosis – “from MIL to plan”\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePress \u003cstrong\u003eRead Codes\u003c\/strong\u003e. Note all \u003cstrong\u003ecurrent\u003c\/strong\u003e, \u003cstrong\u003estored\u003c\/strong\u003e, and \u003cstrong\u003epending\u003c\/strong\u003e codes.\u003c\/li\u003e\n\u003cli\u003eOpen \u003cstrong\u003eFreeze Frame\u003c\/strong\u003e and note RPM, ECT, Load, Fuel Trim, etc. when the fault was set.\u003c\/li\u003e\n\u003cli\u003eView \u003cstrong\u003eI\/M-Readiness\u003c\/strong\u003e with \u003cstrong\u003eOne-Click I\/M\u003c\/strong\u003e – document which monitors are \u003cem\u003eReady\u003c\/em\u003e\/\u003cem\u003eNot Ready\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003eGo to \u003cstrong\u003eLive Data\u003c\/strong\u003e and select 6–10 \u003cstrong\u003ekey PIDs\u003c\/strong\u003e (e.g., ECT, STFT\/LTFT, O2-B1S1, MAP\/MAF, RPM, Spark).\u003c\/li\u003e\n\u003cli\u003eStart the engine if needed and \u003cstrong\u003eobserve trends\u003c\/strong\u003e. Switch to graphic view to see dynamics.\u003c\/li\u003e\n\u003cli\u003eIf relevant: run \u003cstrong\u003eO2 test\u003c\/strong\u003e and read \u003cstrong\u003eMode $06\u003c\/strong\u003e for on-board monitoring.\u003c\/li\u003e\n\u003cli\u003eAddress the root cause → \u003cstrong\u003eErase Codes\u003c\/strong\u003e to turn off MIL and reset monitors.\u003c\/li\u003e\n\u003cli\u003ePerform a \u003cstrong\u003edrive-cycle\u003c\/strong\u003e (see car's specifications) to get monitors to \u003cem\u003eReady\u003c\/em\u003e before inspection.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eD. EVAP – general method (if supported)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eCheck the device\/vehicle manual for supported EVAP tests.\u003c\/li\u003e\n\u003cli\u003eFollow screen instructions. Ensure \u003cstrong\u003esufficient fuel level\u003c\/strong\u003e (often 15–85%) and correct temperature.\u003c\/li\u003e\n\u003cli\u003eInterpret results and supplement with visual leak checks\/connection checks if necessary.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eE. Report \u0026amp; Print\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eOpen \u003cstrong\u003eReview\/Playback\u003c\/strong\u003e → select saved session (DTC\/Freeze\/Live).\u003c\/li\u003e\n\u003cli\u003eConnect to PC (Windows) → print report for customer\/documentation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- PRACTICAL USE --\u003e\n\u003csection id=\"anvandning\"\u003e\n\u003ch2\u003ePractical Use – Examples \u0026amp; Workflows\u003c\/h2\u003e\n\u003ch3\u003e1) Misfire (P030x) – quick triage\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCodes:\u003c\/strong\u003e Read P0301–P030x. Check \u003cstrong\u003eFreeze Frame\u003c\/strong\u003e (RPM, load, temperature).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e Compare STFT\/LTFT for bank 1\/2, follow O2 sensors at idle\/revs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAction:\u003c\/strong\u003e Swap spark plugs\/coils between cylinders to see if the fault moves; check fuel\/injector.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify:\u003c\/strong\u003e Clear codes, perform test drive, ensure MIL does not reappear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e2) EVAP Leakage (P044x)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCodes:\u003c\/strong\u003e Note large\/small leak. Check fuel cap seal\/torque.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMode $06:\u003c\/strong\u003e See EVAP test parameters (vehicle-dependent).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAction:\u003c\/strong\u003e Inspect hoses\/valves, replace cap if needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify:\u003c\/strong\u003e Clear, run drive-cycle (EVAP often requires specific conditions) and check I\/M.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e3) O2\/Lambda (P013x\/P015x)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e B1S1\/B2S1 should \u003cem\u003eswitch\u003c\/em\u003e quickly; B1S2\/B2S2 should be more stable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Trim:\u003c\/strong\u003e Abnormal STFT\/LTFT can indicate vacuum leaks\/MAF problems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify:\u003c\/strong\u003e After action – clear and follow up with live graphs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave before clearing:\u003c\/strong\u003e Document DTC + freeze frame before clearing – invaluable for intermittent faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFewer PIDs = faster update:\u003c\/strong\u003e Select 6–10 key values for smoother graphs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable voltage:\u003c\/strong\u003e Low battery voltage often results in “No Comm”. Charge if needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor logic:\u003c\/strong\u003e Compare related PIDs (MAF vs MAP, O2 vs fuel trims) to avoid unnecessary replacements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFollow-up:\u003c\/strong\u003e After repair – perform correct \u003cem\u003edrive-cycle\u003c\/em\u003e to get monitors to \u003cem\u003eReady\u003c\/em\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplement:\u003c\/strong\u003e Do you need a standalone scanner with more service functions? See our collection of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Does the KW818 read ABS\/airbag\/BCM?\u003c\/h3\u003e\n\u003cp\u003eOBD2\/EOBD focuses on \u003cstrong\u003eengine \u0026amp; emissions\u003c\/strong\u003e. Modules like ABS\/SRS\/BCM often require brand-specific diagnostics. The KW818 is primarily for ECU\/engine.\u003c\/p\u003e\n\u003ch3\u003e2. Does it work on hybrid cars?\u003c\/h3\u003e\n\u003cp\u003eYes, for OBD2 parameters in engine\/emissions. Deeper HV\/BMS data often requires brand-specific or special tools.\u003c\/p\u003e\n\u003ch3\u003e3. Can I run EVAP tests with the KW818?\u003c\/h3\u003e\n\u003cp\u003eParts of EVAP data\/commands are supported on some cars. Availability varies by make\/model year\/market.\u003c\/p\u003e\n\u003ch3\u003e4. Does it show accurate fuel consumption?\u003c\/h3\u003e\n\u003cp\u003eOBD provides data for \u003cem\u003ecalculations\u003c\/em\u003e. Accuracy depends on the car\/sensors; see live data for relevant PIDs.\u003c\/p\u003e\n\u003ch3\u003e5. Why does the MIL return after clearing?\u003c\/h3\u003e\n\u003cp\u003eClearing temporarily turns off the light. If the underlying problem remains, the code will be set again. Address the cause first.\u003c\/p\u003e\n\u003ch3\u003e6. How do I print a report?\u003c\/h3\u003e\n\u003cp\u003eSave the session on the device, connect to PC (Windows), export and print from the PC tool.\u003c\/p\u003e\n\u003ch3\u003e7. Are updates free?\u003c\/h3\u003e\n\u003cp\u003eYes, the device supports \u003cstrong\u003efree upgrades\u003c\/strong\u003e according to the manufacturer (via PC).\u003c\/p\u003e\n\u003ch3\u003e8. My car is from 2000 (gasoline EU) – does the KW818 work?\u003c\/h3\u003e\n\u003cp\u003eGuideline in EU: gasoline ≈2001+, diesel ≈2004+. 2000 might work but is not guaranteed – check OBD labeling\/16-pin DLC.\u003c\/p\u003e\n\u003ch3\u003e9. Do I get live data in graphs?\u003c\/h3\u003e\n\u003cp\u003eYes, you can switch between graphic and numerical view and store logs.\u003c\/p\u003e\n\u003ch3\u003e10. Does it work on 24V vehicles?\u003c\/h3\u003e\n\u003cp\u003eNo. Only 12V OBD2\/EOBD-compliant vehicles.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW818 handheld OBD2 scanner\u003c\/li\u003e\n\u003cli\u003e1 × 1.5m 16-pin OBD2 cable\u003c\/li\u003e\n\u003cli\u003e1 × User Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- NOTICES --\u003e\n\u003csection id=\"notiser\"\u003e\n\u003ch2\u003eImportant Notes \u0026amp; Disclaimer\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOBD2\/EOBD primarily refers to \u003cstrong\u003eengine \u0026amp; emissions\u003c\/strong\u003e. Other systems are not generally supported.\u003c\/li\u003e\n\u003cli\u003eFeature availability (e.g., EVAP\/Mode $06) varies by make\/model year\/market.\u003c\/li\u003e\n\u003cli\u003eThe user is responsible for \u003cstrong\u003ecorrect interpretation\u003c\/strong\u003e of data and for ensuring all repairs follow manufacturer's instructions.\u003c\/li\u003e\n\u003cli\u003eDiagnosis should not be performed while driving. Park safely and follow all safety procedures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLooking for more models or complements? See our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ehandheld fault code readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SUMMARY --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW818\u003c\/strong\u003e delivers \u003cstrong\u003efull OBD2 diagnostics\u003c\/strong\u003e in an affordable and easy-to-use format: read\/clear DTCs, view live data in graphs, analyze O2\/Mode $06, check I\/M with one button, and document your work professionally. For car owners and technicians who want to troubleshoot smarter, faster, and more structured, the KW818 is a \u003cstrong\u003eclear choice\u003c\/strong\u003e. 🔧\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (HIDDEN) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI KW818, OBD2, EOBD, CAN, fault code reader, One-Click I\/M, DTC, freeze frame, live data, graph, O2 sensor, Mode 06, EVAP, VIN CALID CVN, gasoline diesel hybrid, 12V, 16-pin DLC, PC print, updates, troubleshooting tips, felkodslasare.se, inspection, monitors, drive cycle, car scanner, engine analyzer.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177166197004,"sku":"FEL-KW818","price":389.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/Hb12ee5ca1c094bed818c000af900a540w.jpg?v=1766928929"},{"product_id":"premium-obd2-scanner-konnwei-kw880","title":"KONNWEI KW880 – 3-in-1 OBD2\/EOBD Scanner, 6\/1V Battery Tester \u0026 Battery Match Reset","description":"\u003c!-- READY HTML FOR SHOPIFY – KONNWEI KW880 3-in-1 OBD2 Scanner + Battery Tester + Battery Match Reset \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-kw880\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI KW880 – 3-in-1 OBD2\/EOBD Scanner, 6\/12V Battery Tester \u0026amp; Battery Match Reset\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"sku\" content=\"KW880-3IN1\"\u003e \u003cmeta itemprop=\"mpn\" content=\"KW880\"\u003e \u003cmeta itemprop=\"category\" content=\"Code Readers \u0026 Scan Tools, Battery Testers, Service Tools, OBD2, EOBD, CAN\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI KW880 – 3-in-1 OBD2\/EOBD Scanner, 6\/12V Battery Tester \u0026amp; Battery Match Reset\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (200–300 words) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version – Quick Overview\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KW880\u003c\/strong\u003e combines three tools in one: a \u003cstrong\u003ehandheld OBD2\/EOBD\/CAN fault code reader\u003c\/strong\u003e for engine\/emissions diagnostics, a \u003cstrong\u003edigital battery tester\u003c\/strong\u003e for \u003cstrong\u003e6–12V starter batteries\u003c\/strong\u003e (Flooded, AGM flat\/spiral, GEL, etc.), and \u003cstrong\u003eBattery Match Reset\u003c\/strong\u003e (battery registration\/reset) for vehicles where the function is supported. You can read and clear DTCs, review \u003cstrong\u003efreeze frame\u003c\/strong\u003e, \u003cstrong\u003eI\/M Readiness\u003c\/strong\u003e, \u003cstrong\u003eO2 tests\u003c\/strong\u003e, \u003cstrong\u003eMode $06\u003c\/strong\u003e, and display \u003cstrong\u003elive data\u003c\/strong\u003e in numerical and graphical formats. With the battery tester, you measure \u003cstrong\u003eSOC\u003c\/strong\u003e, \u003cstrong\u003eSOH\u003c\/strong\u003e, \u003cstrong\u003eCCA\u003c\/strong\u003e, \u003cstrong\u003einternal resistance\u003c\/strong\u003e, and perform \u003cstrong\u003ecranking and charging tests\u003c\/strong\u003e with waveform display.\u003c\/p\u003e\n\u003cp\u003eThe KW880 is an upgraded version of the KW870\/KW850 with a 2.8” color screen, clear LED indicators, a built-in speaker, and a \u003cstrong\u003eOne-Click I\/M button\u003c\/strong\u003e for quick inspection checks. Data can be \u003cstrong\u003estored and printed via PC\u003c\/strong\u003e (Windows XP\/7\/8\/10), and the device includes \u003cstrong\u003elifetime free updates\u003c\/strong\u003e. Looking for more handheld scanners or wireless adapters? See \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ehandheld code readers\u003c\/a\u003e and \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/vgate-vlinker-obd2\"\u003eVgate\/vLinker\u003c\/a\u003e. 🔧\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TABLE OF CONTENTS --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – What is the KW880?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#protokoll\"\u003eSupported OBD Protocols \u0026amp; Vehicles\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#battery-match\"\u003eBattery Match Reset – When and Why?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#batteritest\"\u003eBattery Test – SOC\/SOH\/CCA, Cranking \u0026amp; Charging\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; Step-by-Step Guides\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#felsokning\"\u003eTroubleshooting \u0026amp; Best Practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#ansvar\"\u003eImportant Notices \u0026amp; Disclaimer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUCTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – What is the KW880?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKW880\u003c\/strong\u003e is a universal \u003cstrong\u003ediagnostic and battery tool\u003c\/strong\u003e for 12V OBD2\/EOBD-compliant vehicles (passenger cars\/light vehicles). It helps you find the cause of an illuminated \u003cem\u003eCheck Engine\u003c\/em\u003e light, verify repairs, prepare for inspections, and ensure the starter battery and charging system are healthy. With \u003cstrong\u003eBattery Match Reset\u003c\/strong\u003e, you can also reset\/register a new battery on cars where required after battery replacement.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-in-1:\u003c\/strong\u003e OBD2 Scanner + Battery Tester (6\/12V) + Battery Match Reset.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 OBD Modes:\u003c\/strong\u003e Read\/clear DTCs, Freeze Frame, Live Data, I\/M Readiness, O2 tests, Mode $06\/$08, VIN\/CALID\/CVN, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Check:\u003c\/strong\u003e Patented \u003cem\u003eOne-Click I\/M\u003c\/em\u003e displays monitor status (emissions) with a single button press.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReports:\u003c\/strong\u003e Store, playback, and \u003cstrong\u003eprint\u003c\/strong\u003e via PC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e SOC\/SOH\/CCA, internal resistance, cranking and charging analysis with waveform display.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages:\u003c\/strong\u003e English, French, German, Spanish, Russian, Italian (and others depending on firmware).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW880\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e 3-in-1 OBD2\/EOBD Scanner, 6\/12V Battery Tester, Battery Match Reset\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScreen \u0026amp; Audio:\u003c\/strong\u003e 2.8\" TFT (320×240), backlit, built-in speaker\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e Via OBD port (12V) \/ via battery cables for battery test\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e Built-in memory for codes, live data, and freeze frame\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrinting:\u003c\/strong\u003e Data printing via PC\/USB (Windows XP\/7\/8\/10)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdates:\u003c\/strong\u003e Internet\/PC – \u003cstrong\u003elifetime free updates\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDevice Languages:\u003c\/strong\u003e EN, FR, DE, ES, RU, IT (selection based on firmware)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing:\u003c\/strong\u003e Black case with red rubber protection (shockproof)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertificates:\u003c\/strong\u003e CE, FCC, RoHS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12 months\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FEATURES --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDTC \u0026amp; MIL:\u003c\/strong\u003e Reads\/clears generic (P0\/P2\/P3\/U0) and manufacturer-specific (P1\/P3\/U1) codes; turns off \u003cem\u003eCheck Engine\u003c\/em\u003e after repair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e RPM, ECT, IAT, MAP\/MAF, STFT\/LTFT, O2, ignition, throttle, fuel pressure, etc., as numerical values\/graphs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze Frame:\u003c\/strong\u003e Snapshot of sensor data when DTC was set.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M Readiness:\u003c\/strong\u003e Overview of emissions monitors – \u003cem\u003eOne-Click I\/M\u003c\/em\u003e with LED\/buzzer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2 Monitor \u0026amp; Mode $06:\u003c\/strong\u003e Display ECU's latest test results and on-board monitoring tests.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMode $08 (Component Test):\u003c\/strong\u003e Initiate available tests (vehicle-dependent).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVIN\/CALID\/CVN (Mode $09):\u003c\/strong\u003e Vehicle and calibration information.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Test:\u003c\/strong\u003e SOC\/SOH\/CCA, internal resistance, \u003cstrong\u003ecranking test\u003c\/strong\u003e \u0026amp; \u003cstrong\u003echarging test\u003c\/strong\u003e; voltage waveform.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Match Reset:\u003c\/strong\u003e Clears low voltage history and registers new battery (model-dependent).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReports:\u003c\/strong\u003e Save, playback, and print logs\/reports via PC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote:\u003c\/em\u003e Feature availability always depends on what the vehicle's ECU exposes via OBD2\/EOBD and on the model year\/market.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PROTOCOLS --\u003e\n\u003csection id=\"protokoll\"\u003e\n\u003ch2\u003eSupported OBD Protocols \u0026amp; Vehicles\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocols:\u003c\/strong\u003e ISO 15765-4 CAN, ISO 9141-2, ISO 14230-4 KWP2000, SAE J1850 VPW, SAE J1850 PWM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegions (guideline):\u003c\/strong\u003e USA 1996+, EU petrol ≈2001+, EU diesel ≈2004+, Canada ≈1998+, China ≈2011+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e OBD2\/EOBD-compliant 12V passenger cars\/light vehicles with 16-pin DLC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eLimitations:\u003c\/em\u003e Not intended for 24V heavy vehicles\/J1939. Access to ABS\/SRS\/BCM, etc., requires brand\/module support, which varies.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- BATTERY MATCH RESET --\u003e\n\u003csection id=\"battery-match\"\u003e\n\u003ch2\u003eBattery Match Reset – When and Why?\u003c\/h2\u003e\n\u003cp\u003eSome vehicles store battery age\/condition and adapt the charging strategy accordingly. After battery replacement, incorrect data can cause warnings or deactivation of comfort functions (e.g., start\/stop, one-touch windows, sunroof, etc.). \u003cstrong\u003eBattery Match Reset\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhen the main battery is replaced:\u003c\/strong\u003e Clear low voltage history and register the new battery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhen the battery sensor (BMS\/IBS) is replaced:\u003c\/strong\u003e Re-pair the sensor and control unit for correct SOC calculation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSymptoms of unperformed registration:\u003c\/strong\u003e Warnings in the instrument cluster, inactive start\/stop functions, incorrect charging strategy.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eImportant:\u003c\/em\u003e Battery Match Reset is only available on vehicles where this is supported via OBD. Always follow the vehicle's service procedure.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- BATTERY TEST --\u003e\n\u003csection id=\"batteritest\"\u003e\n\u003ch2\u003eBattery Test – SOC, SOH, CCA, Cranking \u0026amp; Charging\u003c\/h2\u003e\n\u003cp\u003eThe KW880 uses modern \u003cstrong\u003econductance measurement\u003c\/strong\u003e, which allows for quick, safe assessment without heavy discharge. Supported battery types: \u003cstrong\u003eFlooded\u003c\/strong\u003e, \u003cstrong\u003eAGM flat\u003c\/strong\u003e, \u003cstrong\u003eAGM spiral\u003c\/strong\u003e, \u003cstrong\u003eGEL\u003c\/strong\u003e, and selected other 6–12V starter batteries (100–2000 CCA).\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSOC:\u003c\/strong\u003e State of Charge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSOH:\u003c\/strong\u003e State of Health in %.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCCA:\u003c\/strong\u003e Measured Cold Cranking Amps compared to rated value.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRi:\u003c\/strong\u003e Internal Resistance – indicator of sulfation\/aging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking Test:\u003c\/strong\u003e Voltage drop \u0026amp; current demand during cranking (log and waveform).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Test:\u003c\/strong\u003e Alternator\/regulator – idle\/RPM, load on\/off, ripple.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; Step-by-Step Guides\u003c\/h2\u003e\n\u003ch3\u003eA. Quick OBD2 Diagnosis\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eLocate the \u003cstrong\u003eOBD2 port\u003c\/strong\u003e (usually under the dashboard on the driver's side).\u003c\/li\u003e\n\u003cli\u003eTurn ignition \u003cstrong\u003eON\u003c\/strong\u003e (engine OFF). Connect the KW880 to OBD2.\u003c\/li\u003e\n\u003cli\u003eSelect language → \u003cstrong\u003eDiagnostics\u003c\/strong\u003e; the device automatically identifies the protocol.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead Codes:\u003c\/strong\u003e Note DTC + descriptions. Open \u003cstrong\u003eFreeze Frame\u003c\/strong\u003e for context.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M Readiness:\u003c\/strong\u003e Confirm monitor status (One-Click I\/M).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e Select 6–10 key PIDs for quick updates and clear graphs.\u003c\/li\u003e\n\u003cli\u003eAddress the root cause → \u003cstrong\u003eErase Codes\u003c\/strong\u003e to turn off MIL and reset monitors.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eB. Battery Test – Connection \u0026amp; Interpretation\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn off the vehicle. Connect the \u003cstrong\u003ered clamp\u003c\/strong\u003e to \u003cstrong\u003e+\u003c\/strong\u003e and the \u003cstrong\u003eblack\u003c\/strong\u003e to \u003cstrong\u003e−\u003c\/strong\u003e on the battery.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eBattery Test\u003c\/strong\u003e. Enter battery type and rated CCA (found on the battery).\u003c\/li\u003e\n\u003cli\u003ePerform \u003cstrong\u003eHealth Test\u003c\/strong\u003e (SOC\/SOH\/CCA\/Ri) and save the result.\u003c\/li\u003e\n\u003cli\u003ePerform \u003cstrong\u003eCranking Test\u003c\/strong\u003e: Start the engine when prompted and observe the voltage drop.\u003c\/li\u003e\n\u003cli\u003ePerform \u003cstrong\u003eCharging Test\u003c\/strong\u003e: Check alternator\/regulator (idle\/RPM, load off\/on).\u003c\/li\u003e\n\u003cli\u003eInterpret: Low SOH\/CCA → recommended action\/replacement. High ripple → check rectifier.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eC. Battery Match Reset (Model-Dependent)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eAfter \u003cstrong\u003ebattery replacement\u003c\/strong\u003e or replacement of \u003cstrong\u003eBMS\/IBS\u003c\/strong\u003e: Turn ignition \u003cstrong\u003eON\u003c\/strong\u003e, connect the KW880.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eService\/Reset → Battery Match\u003c\/strong\u003e (name may vary).\u003c\/li\u003e\n\u003cli\u003eFollow the on-screen instructions. Confirm battery type\/capacity if the app asks.\u003c\/li\u003e\n\u003cli\u003eCheck that warnings have disappeared and that start\/stop\/windows, etc., function normally.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eD. Report \u0026amp; Print\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eGo to \u003cstrong\u003eReview\/Playback\u003c\/strong\u003e and select the saved session (diagnosis or battery test).\u003c\/li\u003e\n\u003cli\u003eConnect via \u003cstrong\u003eUSB\u003c\/strong\u003e to a Windows PC. Open the PC tool → \u003cstrong\u003eexport\/print\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- TROUBLESHOOTING --\u003e\n\u003csection id=\"felsokning\"\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo OBD communication:\u003c\/strong\u003e Check ignition (ON), OBD fuse, battery voltage, and OBD connector.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonitors not \"Ready\":\u003c\/strong\u003e After code erasure, a \u003cem\u003edrive cycle\u003c\/em\u003e according to the manufacturer is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2\/Mode $06 missing:\u003c\/strong\u003e Not all cars expose all tests via OBD.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Match missing:\u003c\/strong\u003e The function is not supported on all models\/model years.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery test deviates:\u003c\/strong\u003e Enter correct battery type\/CCA, ensure clean terminals and good contact.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave before clearing:\u003c\/strong\u003e Document DTC + freeze frame before clearing – it facilitates troubleshooting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Does the KW880 read ABS\/airbag\/BCM?\u003c\/h3\u003e\n\u003cp\u003eOBD2\/EOBD primarily covers \u003cstrong\u003eengine \u0026amp; emissions\u003c\/strong\u003e. Other systems may require brand-specific tools or extended software – varies per car.\u003c\/p\u003e\n\u003ch3\u003e2. Does the battery tester work on all batteries?\u003c\/h3\u003e\n\u003cp\u003eIntended for \u003cstrong\u003estarter batteries 6\/12V\u003c\/strong\u003e (Flooded\/AGM\/GEL, etc.). Enter the correct battery type and rated CCA.\u003c\/p\u003e\n\u003ch3\u003e3. Can I print reports?\u003c\/h3\u003e\n\u003cp\u003eYes. Save data in the device and print via \u003cstrong\u003eUSB to PC\u003c\/strong\u003e (Windows).\u003c\/p\u003e\n\u003ch3\u003e4. Are updates free?\u003c\/h3\u003e\n\u003cp\u003eYes, \u003cstrong\u003elifetime free updates\u003c\/strong\u003e according to the manufacturer.\u003c\/p\u003e\n\u003ch3\u003e5. Support for 24V\/trucks?\u003c\/h3\u003e\n\u003cp\u003eNo. The KW880 is designed for 12V OBD2 and battery testing 6\/12V. For 24V\/J1939, other equipment is required.\u003c\/p\u003e\n\u003ch3\u003e6. Difference from KW870\/KW850?\u003c\/h3\u003e\n\u003cp\u003eThe KW880 is an upgraded version with \u003cstrong\u003ebattery match reset\u003c\/strong\u003e, improved usability, and extended battery functions.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGE CONTENTS --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW880 main unit\u003c\/li\u003e\n\u003cli\u003e1 × 150 cm 16-pin OBD2 cable\u003c\/li\u003e\n\u003cli\u003e1 × Battery test cable (clamps)\u003c\/li\u003e\n\u003cli\u003e1 × 82 cm USB cable\u003c\/li\u003e\n\u003cli\u003e1 × User Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- DISCLAIMER --\u003e\n\u003csection id=\"ansvar\"\u003e\n\u003ch2\u003eImportant Notices \u0026amp; Disclaimer\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOBD2\/EOBD focuses on \u003cstrong\u003eengine \u0026amp; emissions\u003c\/strong\u003e. Module access varies between brands\/model years.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Match Reset:\u003c\/strong\u003e Only where OBD support is available; always follow the manufacturer's service instructions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Test:\u003c\/strong\u003e Follow safety procedures. Incorrect polarity can damage the vehicle\/equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12V vehicles:\u003c\/strong\u003e Not for 24V\/J1939. Always check the vehicle's electrical system and battery specifications.\u003c\/li\u003e\n\u003cli\u003eUse is at \u003cstrong\u003eyour own risk\u003c\/strong\u003e. Ensure correct interpretation of data and legal requirements in your region.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed alternatives or complementary tools? Explore our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SUMMARY --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW880\u003c\/strong\u003e is an \u003cstrong\u003eall-in-one solution\u003c\/strong\u003e combining powerful OBD2 diagnostics, accurate starter battery testing, and practical \u003cstrong\u003ebattery registration\u003c\/strong\u003e in a robust handheld tool. Perfect for workshops and enthusiasts who want to troubleshoot quickly, document clearly, and avoid unnecessary replacements – from an illuminated \u003cem\u003eMIL\u003c\/em\u003e to verified battery health. 🔧\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (HIDDEN) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI KW880, 3-in-1, OBD2 fault code reader, EOBD, CAN, battery tester, 6V 12V starter battery, SOC, SOH, CCA, internal resistance, cranking test, charging test, Battery Match Reset, One-Click I\/M, Mode 06, Mode 08, VIN CALID CVN, live data, freeze frame, print via PC, lifetime updates, felkodslasare.se, handheld scanner, inspection.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177166262540,"sku":"FEL-KW880","price":869.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H083e1db4958c4260b72741c43d51f6dfr.jpg?v=1766928939"},{"product_id":"konnwei-rc-10-snabbladdare-12v-24v","title":"KONNWEI RC-10 – 12V\/10A \u0026 24V\/5A Automatic Battery Charger with 7-Stage Charging","description":"\u003c!-- READY HTML FOR SHOPIFY – KONNWEI RC-10 12V\/10A \u0026 24V\/5A Automatic Battery Charger (EU\/US\/AU\/UK) \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konwei-rc10\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI RC-10 – 12V\/10A \u0026amp; 24V\/5A Automatic Battery Charger (7-Stage, Pulse Repair, LiFePO4\/AGM\/GEL\/Lead-Acid)\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"sku\" content=\"RC-10-12V10A-24V5A\"\u003e \u003cmeta itemprop=\"mpn\" content=\"RC-10\"\u003e \u003cmeta itemprop=\"category\" content=\"Battery Charger, 12V, 24V, Maintenance Charger, LiFePO4, AGM, GEL, Lead-Acid\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI RC-10 – 12V\/10A \u0026amp; 24V\/5A Automatic Battery Charger with 7-stage charging, Pulse Repair \u0026amp; universal connectors\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (200–300 words) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version – Quick Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI RC-10\u003c\/strong\u003e is an intelligent \u003cstrong\u003e12V\/24V battery charger\u003c\/strong\u003e for cars, motorcycles, trucks\/light trucks, and recreational vehicles. It supports \u003cstrong\u003elead-acid\u003c\/strong\u003e (wet), \u003cstrong\u003eAGM\u003c\/strong\u003e, \u003cstrong\u003eGEL\u003c\/strong\u003e, \u003cstrong\u003eEFB\u003c\/strong\u003e, and \u003cstrong\u003eLiFePO4\u003c\/strong\u003e batteries, offering \u003cstrong\u003e7-stage microcontroller-controlled charging\u003c\/strong\u003e with temperature compensation for all climates. With \u003cstrong\u003ePulse Repair\u003c\/strong\u003e (desulfation), it can help restore batteries that have been discharged (disconnected batteries only). The large \u003cstrong\u003e2.4” backlit screen\u003c\/strong\u003e displays voltage, current, charging stage, and status in real-time.\u003c\/p\u003e\n\u003cp\u003eThe RC-10 is built for safety: \u003cstrong\u003eshort-circuit protection\u003c\/strong\u003e, \u003cstrong\u003eover\/under-voltage protection\u003c\/strong\u003e, \u003cstrong\u003eovercurrent\u003c\/strong\u003e, \u003cstrong\u003eoverheating\u003c\/strong\u003e, \u003cstrong\u003ereverse polarity\u003c\/strong\u003e, and \u003cstrong\u003eovercharge protection\u003c\/strong\u003e. The charger automatically switches to maintenance (float) mode when the battery is full and also features a \u003cstrong\u003elow-power mode\u003c\/strong\u003e for gentle charging. Choose the correct plug for your market: \u003cstrong\u003eEU, US, AU, or UK\u003c\/strong\u003e. For maximum compatibility, the RC-10 operates with \u003cstrong\u003e110–240 V AC\u003c\/strong\u003e and is perfect for both garage and workshop – from classic cars to modern vehicles and powersport.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TABLE OF CONTENTS --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – What does the RC-10 do?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility \u0026amp; Battery Types\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#laddsteg\"\u003e7-Stage Charging – Step by Step\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; Installation Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#felsokning\"\u003eTroubleshooting \u0026amp; Status Indicators\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; Best Practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#ansvar\"\u003eImportant Notes \u0026amp; Disclaimer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUCTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – What does the RC-10 do?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eRC-10\u003c\/strong\u003e is an \u003cstrong\u003eautomatic, switched-mode battery charger\u003c\/strong\u003e with a microcontroller (CPU) that continuously monitors the battery's condition and adjusts voltage\/current according to the selected battery type and temperature. It functions as both a \u003cstrong\u003efast charger\u003c\/strong\u003e (within safe limits) and a \u003cstrong\u003emaintenance charger\u003c\/strong\u003e (float\/maintenance), and has a special \u003cstrong\u003e\"Repair\" mode\u003c\/strong\u003e (pulse\/desulfation) for lead-acid batteries that have been low for an extended period. Thanks to \u003cstrong\u003etemperature compensation\u003c\/strong\u003e, it performs stably in both Nordic winters and summer heat.\u003c\/p\u003e\n\u003cp\u003eThe charger is available with \u003cstrong\u003eEU, US, AU\u003c\/strong\u003e, or \u003cstrong\u003eUK\u003c\/strong\u003e plugs and covers a wide capacity range for 12V and 24V. The large screen, clear icons, and logical button menu make the RC-10 easy to use even for beginners – while its precision and safety features are appreciated by professionals.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI RC-10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput:\u003c\/strong\u003e 110–240 V AC, ~165 W, active fan cooling\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput (this item):\u003c\/strong\u003e \u003cstrong\u003e12V \/ 10A\u003c\/strong\u003e \u0026amp; \u003cstrong\u003e24V \/ 5A\u003c\/strong\u003e (automatic 12\/24 V selection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFloat Voltage (lead-acid):\u003c\/strong\u003e 13.8 V (12V) \/ 27.6 V (24V) \u0026nbsp;•\u0026nbsp; \u003cstrong\u003eMax Charge Voltage (lead-acid):\u003c\/strong\u003e 14.7 V \/ 29.4 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLiFePO4 Mode:\u003c\/strong\u003e 14.6 V (12V) \/ 29.2 V (24V) – BMS-compatible charging profile\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Start Voltage:\u003c\/strong\u003e ≈2.0 V (\"wake-up\" for deeply discharged lead-acid batteries)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficiency:\u003c\/strong\u003e ≈85 %\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 2.4” backlit display with real-time data\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperational Protection:\u003c\/strong\u003e short circuit, reverse polarity, low\/high input voltage, overcurrent, overtemp, overcharge, spark protection, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Environment:\u003c\/strong\u003e smart temp compensation (cold\/hot environment)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Batteries:\u003c\/strong\u003e Lead-acid (WET\/Flooded), \u003cstrong\u003eAGM\u003c\/strong\u003e (flat\/spiral), \u003cstrong\u003eGEL\u003c\/strong\u003e, \u003cstrong\u003eEFB\u003c\/strong\u003e, \u003cstrong\u003eLiFePO4\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity (guideline values):\u003c\/strong\u003e 12V ≈ 6–150 Ah (lead-acid) \/ 24–120 Ah (LiFePO4). 24V ≈ 6–100 Ah (lead-acid\/LiFePO4)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlugs:\u003c\/strong\u003e \u003cstrong\u003eEU\u003c\/strong\u003e, \u003cstrong\u003eUS\u003c\/strong\u003e, \u003cstrong\u003eUK\u003c\/strong\u003e, \u003cstrong\u003eAU\u003c\/strong\u003e (select variant)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, FCC, RoHS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\/red casing with internal fan cooling\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote on current output:\u003c\/em\u003e The RC-10 model may appear in some specifications as \u003cstrong\u003e12A\/6A\u003c\/strong\u003e. \u003cstrong\u003eThis item\u003c\/strong\u003e refers to the \u003cstrong\u003e12V\/10A \u0026amp; 24V\/5A\u003c\/strong\u003e variant.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- FEATURES --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e7-Stage Smart Charging:\u003c\/strong\u003e Optimal and gentle charging from deeply discharged to full maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulse\/Desulfation (Repair):\u003c\/strong\u003e Helps break down sulfate layers in lead-acid batteries (disconnected battery only).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic 12\/24 V:\u003c\/strong\u003e Automatically switches to the correct system voltage (confirm on screen).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Chemistry:\u003c\/strong\u003e For \u003cstrong\u003eWET\/AGM\/GEL\/EFB\u003c\/strong\u003e and \u003cstrong\u003eLiFePO4\u003c\/strong\u003e with correct voltage profile.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemp Compensation:\u003c\/strong\u003e Cold\/hot adapted charging for improved lifespan.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance Mode:\u003c\/strong\u003e Switches to \u003cem\u003efloat\u003c\/em\u003e when the battery is fully charged – ready to stay connected.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge Display:\u003c\/strong\u003e Shows voltage, current, percentage, charge phase, temperature, and error codes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Protection:\u003c\/strong\u003e Short circuit, reverse polarity, overcharge, overtemp, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Plugs:\u003c\/strong\u003e Choose EU\/US\/UK\/AU – perfect for workshop, travel, or imported vehicles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Range of Applications:\u003c\/strong\u003e Car, motorcycle, ATV\/UTV, boat (starting bank), lawnmower, RV, light truck, etc.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- COMPATIBILITY --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility \u0026amp; Battery Types\u003c\/h2\u003e\n\u003cp\u003eThe RC-10 is designed for \u003cstrong\u003estarter and service batteries\u003c\/strong\u003e in 12V and 24V systems. Select the correct chemistry mode in the menu:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWET\/Flooded (lead-acid):\u003c\/strong\u003e Standard starter batteries – supported in all stages.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAGM (flat\/spiral):\u003c\/strong\u003e Often requires slightly higher charging voltage – \u003cem\u003eAGM profile\u003c\/em\u003e recommended.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGEL:\u003c\/strong\u003e Use \u003cem\u003eGEL mode\u003c\/em\u003e (controlled voltage\/current).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEFB:\u003c\/strong\u003e Can be charged in \u003cem\u003elead-acid\/AGM mode\u003c\/em\u003e according to the manufacturer's recommendation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLiFePO4:\u003c\/strong\u003e Select \u003cem\u003eLiFePO4 mode\u003c\/em\u003e (14.6 V \/ 29.2 V). The battery should have an \u003cstrong\u003eintegrated BMS\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eCapacity:\u003c\/em\u003e For 12V lead-acid ≈ \u003cstrong\u003e6–150 Ah\u003c\/strong\u003e, 24V lead-acid ≈ \u003cstrong\u003e6–100 Ah\u003c\/strong\u003e. For LiFePO4, ≈ \u003cstrong\u003e24–120 Ah\u003c\/strong\u003e (12V) and ≈ \u003cstrong\u003e12–80 Ah\u003c\/strong\u003e (24V) are recommended, depending on BMS and manufacturer specifications. Larger batteries can be charged but take longer; very small batteries should be charged in low-power\/maintenance mode.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- 7-STAGE CHARGING --\u003e\n\u003csection id=\"laddsteg\"\u003e\n\u003ch2\u003e7-Stage Charging – How the RC-10 Works\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnosis\/Identification:\u003c\/strong\u003e Checks connection, polarity, voltage, and selects 12\/24 V.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoft Start:\u003c\/strong\u003e Gentle current input for deeply discharged batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBulk:\u003c\/strong\u003e Highest safe current (up to 10A\/5A) for rapid energy replenishment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbsorption:\u003c\/strong\u003e Constant voltage as the battery approaches full – gradually reduces current.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalysis:\u003c\/strong\u003e Checks if the battery holds its voltage and assesses internal losses.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecondition\/Equalize*:\u003c\/strong\u003e Pulse or high-voltage phase for lead-acid (not LiFePO4) for capacity restoration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFloat\/Maintenance:\u003c\/strong\u003e Keeps the battery at ≈13.8\/27.6 V – ready immediately when you need to start.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cem\u003e*Equalization step applies only in lead-acid profiles and under controlled conditions. Always follow the battery manufacturer's advice.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; Installation Guide\u003c\/h2\u003e\n\u003ch3\u003ePreparations\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eEnsure the battery is \u003cstrong\u003efully\u003c\/strong\u003e or \u003cstrong\u003epartially\u003c\/strong\u003e disconnected from the vehicle's sensitive electronics if you are going to run \u003cstrong\u003eRepair\u003c\/strong\u003e mode.\u003c\/li\u003e\n\u003cli\u003eIdentify the battery's \u003cstrong\u003echemistry type\u003c\/strong\u003e (WET\/AGM\/GEL\/EFB\/LiFePO4) and \u003cstrong\u003esystem voltage\u003c\/strong\u003e (12\/24 V).\u003c\/li\u003e\n\u003cli\u003eSelect the correct \u003cstrong\u003epower plug\u003c\/strong\u003e (EU\/US\/UK\/AU) and check that the power outlet is grounded\/OK.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eStandard Charging (Maintenance\/Fast)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep 1:\u003c\/strong\u003e Connect the \u003cstrong\u003eRED clamp\u003c\/strong\u003e to the battery's \u003cstrong\u003e+\u003c\/strong\u003e and the \u003cstrong\u003eBLACK clamp\u003c\/strong\u003e to the \u003cstrong\u003e−\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep 2:\u003c\/strong\u003e Plug in the power cord (110–240 V AC). The charger starts and automatically detects 12\/24 V.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep 3:\u003c\/strong\u003e Select the \u003cstrong\u003ebattery profile\u003c\/strong\u003e (WET\/AGM\/GEL\/EFB\/LiFePO4). Confirm with OK.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep 4:\u003c\/strong\u003e Charging begins. Monitor percentage, voltage, and current on the screen.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep 5:\u003c\/strong\u003e When 100% is reached, the RC-10 goes into \u003cstrong\u003efloat\u003c\/strong\u003e mode. You can leave it connected for maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep 6:\u003c\/strong\u003e Disconnect in reverse order: unplug power cord → black clamp → red clamp.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eRepair\/Pulse Mode (Disconnected Lead-Acid Battery Only)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect the battery completely from the vehicle. Connect the clamps +\/− as above.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eRepair\u003c\/strong\u003e in the menu (for lead-acid only, \u003cem\u003enot\u003c\/em\u003e LiFePO4).\u003c\/li\u003e\n\u003cli\u003eAllow the process to complete (can take several hours). Interrupt if the battery becomes abnormally hot or smells.\u003c\/li\u003e\n\u003cli\u003eAfter Repair – perform a normal \u003cstrong\u003efull charging cycle\u003c\/strong\u003e before using the battery.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eMaintenance Winter \u0026amp; Long-Term Storage\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSelect the appropriate profile; let the charger stay in \u003cstrong\u003efloat\u003c\/strong\u003e mode to counteract self-discharge and sulfation.\u003c\/li\u003e\n\u003cli\u003eRegularly check the fluid level of openable lead-acid batteries (if applicable).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- TROUBLESHOOTING --\u003e\n\u003csection id=\"felsokning\"\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; Status Indicators\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\"REV\/Polarity\":\u003c\/strong\u003e Clamps are reversed – swap red\/black.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\"Lo Volt\/2V Wake-up\":\u003c\/strong\u003e Battery is deeply discharged. RC-10 attempts to wake it – allow time for the process.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\"Hi Temp\":\u003c\/strong\u003e Overheating protection active – allow the unit to cool, ensure airflow around the fan.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\"Fault\/Err\":\u003c\/strong\u003e Check clamps, contact pressure, and that the battery profile is correct for the chemistry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFluctuating voltage in float:\u003c\/strong\u003e Normal pulse maintenance – the charger keeps the battery fully charged.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNot initiating charge:\u003c\/strong\u003e Deeply damaged battery, cell failure, or too low capacity – test\/replace.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Can I charge the battery \u003cem\u003ewithout\u003c\/em\u003e disconnecting it from the car?\u003c\/h3\u003e\n\u003cp\u003eYes – for normal charging\/maintenance, this is fine. \u003cstrong\u003eRepair\u003c\/strong\u003e mode should only be run with a \u003cstrong\u003edisconnected\u003c\/strong\u003e battery.\u003c\/p\u003e\n\u003ch3\u003e2. Is LiFePO4 supported?\u003c\/h3\u003e\n\u003cp\u003eYes. Select \u003cstrong\u003eLiFePO4 mode\u003c\/strong\u003e (14.6 V \/ 29.2 V). The battery should have a BMS. Do not use Repair on LiFePO4.\u003c\/p\u003e\n\u003ch3\u003e3. What capacity can the RC-10 handle?\u003c\/h3\u003e\n\u003cp\u003eGuideline values: 12V lead-acid ≈ \u003cstrong\u003e6–150 Ah\u003c\/strong\u003e, 24V lead-acid ≈ \u003cstrong\u003e6–100 Ah\u003c\/strong\u003e. LiFePO4 ≈ \u003cstrong\u003e24–120 Ah\u003c\/strong\u003e (12V) depending on BMS.\u003c\/p\u003e\n\u003ch3\u003e4. Can the charger remain connected for a long time?\u003c\/h3\u003e\n\u003cp\u003eYes, it switches to \u003cstrong\u003efloat\/maintenance\u003c\/strong\u003e mode when the battery is full. Perfect for winter storage.\u003c\/p\u003e\n\u003ch3\u003e5. My screen shows 13.8 V but 100% – is it finished?\u003c\/h3\u003e\n\u003cp\u003eYes. 13.8 V is the \u003cstrong\u003efloat\u003c\/strong\u003e level (maintenance). The battery is kept full without overcharging.\u003c\/p\u003e\n\u003ch3\u003e6. Is 12A\/6A the same model?\u003c\/h3\u003e\n\u003cp\u003eThe RC-10 is available in the market with different max currents. \u003cstrong\u003eThis item\u003c\/strong\u003e is \u003cstrong\u003e10A\/5A\u003c\/strong\u003e. Check the product page.\u003c\/p\u003e\n\u003ch3\u003e7. Can I charge boat batteries?\u003c\/h3\u003e\n\u003cp\u003eYes – for \u003cstrong\u003estarter and service banks\u003c\/strong\u003e (not large stationary banks without considering charging time\/current).\u003c\/p\u003e\n\u003ch3\u003e8. I can hear the fan – is that normal?\u003c\/h3\u003e\n\u003cp\u003eYes, the RC-10 has \u003cstrong\u003efan cooling\u003c\/strong\u003e for stable operation and longevity.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrect Profile:\u003c\/strong\u003e Always choose the chemistry mode that matches the battery (WET\/AGM\/GEL\/EFB\/LiFePO4).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClamps \u0026amp; Contact:\u003c\/strong\u003e Clean terminals and ensure good contact – this reduces heat and charging time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold Climate:\u003c\/strong\u003e Charge at above-freezing temperatures if possible; the RC-10 temperature compensates, but the chemistry becomes sluggish in the cold.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-Term Storage:\u003c\/strong\u003e Leave the RC-10 in \u003cem\u003efloat\u003c\/em\u003e mode – the battery performs best when full.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety First:\u003c\/strong\u003e Sparks\/flames must not occur near open lead-acid batteries (hydrogen gas risk).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCombine with Diagnostics:\u003c\/strong\u003e For starting problems – supplement with a \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ehandheld fault code reader\u003c\/a\u003e to rule out ECU faults.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI RC-10 charger (selected power plug: EU\/US\/UK\/AU)\u003c\/li\u003e\n\u003cli\u003e1 × Set of heavy-duty crocodile clamps (red\/black)\u003c\/li\u003e\n\u003cli\u003e1 × Quick Start\/User Guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- DISCLAIMER --\u003e\n\u003csection id=\"ansvar\"\u003e\n\u003ch2\u003eImportant Notes \u0026amp; Disclaimer\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepair mode\u003c\/strong\u003e is only for \u003cstrong\u003edisconnected lead-acid batteries\u003c\/strong\u003e. Do not use on LiFePO4.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24V Systems:\u003c\/strong\u003e Only for 24V batteries\/banks in good condition – do not exceed recommended Ah.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamage due to incorrect connection\u003c\/strong\u003e or wrong battery mode is not covered by warranty. Always follow the manual.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVentilation:\u003c\/strong\u003e Use in a well-ventilated area. Avoid moisture, dust, and flammable environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SUMMARY --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI RC-10\u003c\/strong\u003e is a versatile, safe, and powerful \u003cstrong\u003e12V\/24V battery charger\u003c\/strong\u003e with \u003cstrong\u003e7-stage intelligence\u003c\/strong\u003e, \u003cstrong\u003ePulse Repair\u003c\/strong\u003e, and \u003cstrong\u003etemperature compensation\u003c\/strong\u003e. It handles everything from classic lead-acid and AGM\/GEL\/EFB to modern \u003cstrong\u003eLiFePO4\u003c\/strong\u003e – with clear and distinct feedback on a \u003cstrong\u003e2.4” display\u003c\/strong\u003e. Choose the correct power plug (EU\/US\/UK\/AU) and charge safely year-round – in the garage, workshop, or on the go.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (HIDDEN) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI RC-10, battery charger 12V 24V, 10A 5A, 7-stage charging, pulse repair, desulfation, LiFePO4 charger, AGM GEL EFB WET, maintenance charger, temperature compensation, automatic charger, short circuit protection, reverse polarity, EU US UK AU plug, car motorcycle boat ATV truck SUV, float maintenance, microprocessor controlled, felkodslasare.se.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177166622988,"sku":"FEL-RC-10","price":399.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/Hbc2d597329ae495faeea4ba4c48ff1b1J.jpg?v=1771872194"},{"product_id":"konnwei-kw890-obd2-diagnostik-scanner-batteritest","title":"KONNWEI KW890 – 3-in-1 OBD2\/EOBD Scanner, 12V Battery Tester \u0026 Oil Service Reset","description":"\u003cdiv class=\"product-copy\" lang=\"en\"\u003e\n\u003c!-- Short version (200–300 words) --\u003e\n\u003csection id=\"sammanfattning-kort\"\u003e\n\u003ch2\u003eQuick Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW890 – 3-in-1 OBD2 Scanner + Battery Tester + Oil Service Reset\u003c\/strong\u003e is a powerful yet affordable tool for comprehensive basic engine\/emissions diagnostics (OBD-II\/EOBD), professional 12V starter battery testing, and quick oil service reset where supported by the vehicle. The KW890 builds on the popular KW850\/KW870 with \u003cem\u003eOne-Click I\/M-Readiness\u003c\/em\u003e, a 2.8\" color screen (320×240), a speaker, and a large fault code database with \"troubleshooter\" tips that save both troubleshooting time and money.\u003c\/p\u003e\n\u003cp\u003eAs a \u003cstrong\u003ebattery analyzer\u003c\/strong\u003e, it measures \u003cem\u003eCCA, SOC, SOH, and internal resistance\u003c\/em\u003e, and performs \u003cem\u003ecranking\u003c\/em\u003e and \u003cem\u003echarging tests\u003c\/em\u003e (charging system). It supports common 12V starter battery chemistries (Flooded\/SMF, AGM flat\/spiral, GEL) and – according to manufacturer specifications – also some lithium starter batteries (depending on BMS). Results are clearly displayed with graphs and can be saved for printing via PC (\u003cem\u003efree lifetime updates\u003c\/em\u003e via USB).\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eOil Service Reset\u003c\/strong\u003e resets the service indicator after maintenance on supported vehicles (functionality depends on make\/model and year). The OBD part covers all 10 OBD-II modes: read\/clear codes (MIL), live data\/graphing, freeze-frame, readiness\/IM status, VIN\/CIN\/CVN, etc. The KW890 speaks multiple languages (EN\/FR\/ES\/DE\/RU\/IT\/PL) and works on OBD-II compliant cars from the USA (1996→) and EU\/Asia according to their respective OBD implementation dates.\u003c\/p\u003e\n\u003cp\u003eWant to complete your toolkit? See our internal categories for \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/obd2-felkodslasare\" rel=\"noopener\"\u003eOBD2 Fault Code Readers\u003c\/a\u003e, \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/batteritestare\" rel=\"noopener\"\u003eBattery Testers\u003c\/a\u003e, and \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/obd2-kablar-adaptrar\" rel=\"noopener\"\u003eOBD Cables \u0026amp; Adapters\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- H1 with main keywords --\u003e\n\u003ch1 id=\"top\"\u003eKONNWEI KW890 – 3-in-1 OBD2 Scanner, 12V Battery Tester \u0026amp; Oil Service Reset (2.8″ TFT)\u003c\/h1\u003e\n\u003c!-- Table of Contents \/ anchor links --\u003e\u003cnav aria-label=\"Content\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#fordelar\"\u003eBenefits\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eInstallation \u0026amp; Manual\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; Advice\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#ansvar\"\u003eDisclaimer \u0026amp; Important Notes\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning-lang\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/nav\u003e\u003c!-- Introduction --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW890\u003c\/strong\u003e is a \u003cem\u003eprofessional OBD-II\/EOBD scanner\u003c\/em\u003e that combines three tools in one: \u003cstrong\u003eengine\/emissions diagnostics\u003c\/strong\u003e, \u003cstrong\u003ebattery testing\u003c\/strong\u003e, and \u003cstrong\u003eoil service reset\u003c\/strong\u003e. The OBD part supports all 10 standard modes (Mode $01–$0A) and allows you to read\/clear fault codes (MIL\/Check Engine), review live data in real-time with graph display, view freeze-frame, check readiness\/IM status, and retrieve VIN\/CIN\/CVN. The patented \u003cem\u003eOne-Click I\/M-Readiness\u003c\/em\u003e button shows with one press if the car is ready for emissions\/inspection checks.\u003c\/p\u003e\n\u003cp\u003eAs a \u003cstrong\u003edigital battery analyzer\u003c\/strong\u003e for 12V (and according to spec, also 6V in lead-acid starter battery test modes), the KW890 performs accurate conductivity tests of starter batteries: \u003cem\u003eCCA (Cold Cranking Amps), SOC (State of Charge), SOH (State of Health)\u003c\/em\u003e, and \u003cem\u003einternal resistance\u003c\/em\u003e. It also performs \u003cstrong\u003ecranking tests\u003c\/strong\u003e (starting performance) and \u003cstrong\u003echarging tests\u003c\/strong\u003e (charging system: alternator\/regulator), making it easy to locate faults in the starting and charging circuits. Results are clearly presented on the 2.8″ color screen (320×240) and can be stored for printing via PC.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eOil Service Reset\u003c\/strong\u003e resets the service indicator after an oil change where the vehicle's system allows it. As the availability of this function depends on the make\/model\/year, it is considered a \u003cem\u003especial function\u003c\/em\u003e – refer to the manual and the vehicle's workshop data for exact support. The KW890 has a built-in speaker, LED indicators (visual\/auditory support), supports updates via USB, and has a multi-language interface (EN\/FR\/ES\/DE\/RU\/IT\/PL).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Specifications --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e KONNWEI KW890 – OBD2\/EOBD scanner + battery tester + oil service reset\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 2.8″ TFT color (320 × 240 dpi), backlit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSound\/Indication:\u003c\/strong\u003e Built-in speaker + color-coded LED indicators\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD Modes:\u003c\/strong\u003e All 10 modes (Mode $01–$0A), incl. DTC, live data, freeze-frame, IM-readiness, O2 tests, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDTC Database:\u003c\/strong\u003e Built-in fault code lexicon with troubleshooting tips\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHotkey:\u003c\/strong\u003e Patented One-Click I\/M-Readiness key\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocols:\u003c\/strong\u003e ISO 9141, KWP2000 (ISO 14230), SAE J1850 PWM\/VPW, CAN (ISO 15765-4)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Test:\u003c\/strong\u003e SOC, SOH, CCA, internal resistance, \u003cem\u003ecranking\u003c\/em\u003e and \u003cem\u003echarging\u003c\/em\u003e test, voltage waveform\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Types:\u003c\/strong\u003e 12V starter batteries (Flooded\/SMF, AGM flat\/spiral, GEL) and, according to spec, selected lithium starter batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages:\u003c\/strong\u003e English, French, Spanish, German, Russian, Italian, Polish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePC Support:\u003c\/strong\u003e Windows XP\/7\/8\/10 (upgrade\/print data via USB), free lifetime updates\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMemory Function:\u003c\/strong\u003e Stores DTC, live data, freeze-frame; playback and offline analysis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12 months\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor\/Finish:\u003c\/strong\u003e Red rubber casing (grip protection)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Features \u0026 applications --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Applications\u003c\/h2\u003e\n\u003ch3\u003eOBD Diagnostics (Engine\/Emissions)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eReads and clears both generic (P0\/P2\/P3\/U0) and manufacturer-specific (P1\/P3\/U1) fault codes (DTC).\u003c\/li\u003e\n\u003cli\u003eTurns off MIL\/Check Engine after correcting the cause and resets monitors.\u003c\/li\u003e\n\u003cli\u003eDisplays DTC definitions on screen + troubleshooting tips for faster diagnosis.\u003c\/li\u003e\n\u003cli\u003eLive data with graphing (sensor current, fuel trim, O2 test, MAF\/MAP, ECT, RPM, speed, etc.).\u003c\/li\u003e\n\u003cli\u003eFreeze-frame and I\/M-readiness for inspection preparations.\u003c\/li\u003e\n\u003cli\u003eReads VIN\/CIN\/CVN (Mode $09) for vehicle identification and calibration information.\u003c\/li\u003e\n\u003cli\u003eSupport for all current OBD-II\/EOBD protocols (incl. CAN-bus).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e12V Battery Testing (and 6V according to spec)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eQuick test of \u003cstrong\u003eCCA\u003c\/strong\u003e, \u003cstrong\u003eSOC\u003c\/strong\u003e, \u003cstrong\u003eSOH\u003c\/strong\u003e, and \u003cstrong\u003einternal resistance\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003eCranking test\u003c\/em\u003e: assesses starting performance and voltage drop during cranking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003eCharging test\u003c\/em\u003e: checks alternator\/regulator and charging voltage stability.\u003c\/li\u003e\n\u003cli\u003eVoltage waveform (graph) for in-depth troubleshooting.\u003c\/li\u003e\n\u003cli\u003eSupport for Flooded\/SMF, AGM (flat\/spiral), GEL, and – according to manufacturer information – some lithium starter batteries.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOil Service Reset\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eResets service light\/interval after an oil change on vehicles that support the function via OBD.\u003c\/li\u003e\n\u003cli\u003eAdapts service cycle according to the vehicle's logic (mileage\/time\/climate, etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003eNote:\u003c\/em\u003e Support varies – see the \u003ca href=\"#faq\"\u003eFAQ\u003c\/a\u003e section and the vehicle's workshop data.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOperation \u0026amp; Environment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLarge, easy-to-read color screen with multi-language menu.\u003c\/li\u003e\n\u003cli\u003eFast keyboard with dedicated I\/M button.\u003c\/li\u003e\n\u003cli\u003eBuilt-in speaker and LED feedback (visual\/auditory).\u003c\/li\u003e\n\u003cli\u003eData can be saved, played back, printed via PC (USB).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Benefits --\u003e\n\u003csection id=\"fordelar\"\u003e\n\u003ch2\u003eBenefits – why the KW890 is a good choice\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-in-one:\u003c\/strong\u003e OBD2 scanner, battery tester, and oil service reset in one unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTime-saving:\u003c\/strong\u003e One-Click I\/M-Readiness, DTC tips, and graphical live data.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional battery diagnosis:\u003c\/strong\u003e CCA\/SOC\/SOH\/IR + cranking\/charging test with waveform.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpgradeable:\u003c\/strong\u003e Free lifetime updates, data printing via PC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-language:\u003c\/strong\u003e Choose interface in EN\/FR\/ES\/DE\/RU\/IT\/PL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust:\u003c\/strong\u003e Rubber protection and clear interface for demanding workshop use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMore tools? Explore our internal selections of \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/obd2-felkodslasare\" rel=\"noopener\"\u003eOBD2 Fault Code Readers\u003c\/a\u003e and \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/batteritestare\" rel=\"noopener\"\u003eBattery Testers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Compatibility --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eOBD Diagnostics:\u003c\/strong\u003e Works on OBD-II\/EOBD compliant vehicles (USA: 1996→, EU petrol ≈ 2001→, EU diesel ≈ 2004→; some exceptions apply). Supports ISO 9141, KWP2000 (ISO 14230), SAE J1850 PWM\/VPW, and ISO 15765-4 (CAN).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBattery Test:\u003c\/strong\u003e Designed for 12V starter batteries (and according to spec, 6V in relevant modes) of types Flooded\/SMF, AGM (flat\/spiral), and GEL. According to manufacturer information, some lithium starter batteries can be tested – \u003cem\u003efunction and accuracy depend on BMS\/technology\u003c\/em\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOil Service Reset:\u003c\/strong\u003e Availability depends on make\/model\/year and the vehicle's control unit. Refer to the vehicle's workshop information and the list in the tool's menus.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Installation \u0026 manual --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eInstallation \u0026amp; Manual 🔧\u003c\/h2\u003e\n\u003ch3\u003ePreparations\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePark safely, apply parking brake.\u003c\/li\u003e\n\u003cli\u003eHave the vehicle's key\/ignition system ready (ignition \u003cem\u003eON\u003c\/em\u003e without starting for many OBD functions).\u003c\/li\u003e\n\u003cli\u003eEnsure the OBD port (usually under the dashboard near the driver) is easily accessible.\u003c\/li\u003e\n\u003cli\u003eFor battery test: Turn off all consumers, doors, and lights. Let the car rest for a few minutes.\u003c\/li\u003e\n\u003cli\u003eFor oil service reset: First perform service\/oil change according to manufacturer's specification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eStep-by-step: OBD Diagnostics\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConnect the KW890's OBD cable to the car's OBD-II socket.\u003c\/li\u003e\n\u003cli\u003eTurn on ignition (engine \u003cem\u003eoff\u003c\/em\u003e initially) and start the KW890.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eOBD-II\/EOBD\u003c\/strong\u003e in the menu. The tool automatically identifies protocol and ECU.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead Fault Codes (DTC):\u003c\/strong\u003e Go to \u003cem\u003eRead Codes\u003c\/em\u003e for active\/stored\/pending codes with definitions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze-frame:\u003c\/strong\u003e View frozen parameters from when the code was set.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive data:\u003c\/strong\u003e Select \u003cem\u003eData Stream\u003c\/em\u003e, mark sensors (ECT, MAF, MAP, O2, STFT\/LTFT, RPM, VSS, etc.) and open graph.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M-Readiness:\u003c\/strong\u003e Press \u003cem\u003eOne-Click I\/M\u003c\/em\u003e for quick inspection status (monitor circuits ready\/not ready).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear Fault Codes:\u003c\/strong\u003e After correcting the cause, select \u003cem\u003eClear Codes\u003c\/em\u003e to extinguish MIL. Then perform a drive cycle so monitors can become \"Ready\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVIN\/CIN\/CVN:\u003c\/strong\u003e Read identities under Mode $09 as needed (e.g., for calibration check).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave \u0026amp; Print:\u003c\/strong\u003e Store reports and export via PC software (USB) for printing.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eStep-by-step: Battery Test (12V, according to spec also 6V)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn off engine and all extra consumption. Open battery cover if necessary.\u003c\/li\u003e\n\u003cli\u003eConnect test leads: \u003cstrong\u003eRED\u003c\/strong\u003e to battery \u003cstrong\u003e+\u003c\/strong\u003e, \u003cstrong\u003eBLACK\u003c\/strong\u003e to \u003cstrong\u003e−\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eSelect battery type (Flooded\/SMF, AGM, GEL, possibly lithium depending on your model) and \u003cem\u003eCCA\/EN\/DIN\/IEC\u003c\/em\u003e standard and nominal CCA.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Health (SOC\/SOH):\u003c\/strong\u003e Run rest test. Read SOC, SOH, internal resistance, and voltage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking test:\u003c\/strong\u003e Start the engine when prompted. The tool measures the lowest voltage during cranking and assesses the starting circuit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging test:\u003c\/strong\u003e Let the engine run without and with consumers (lights\/fan). The tool assesses alternator\/regulator (charging voltage\/ripple).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaveform:\u003c\/strong\u003e Display voltage graph to detect ripple, regulator oscillations, or faulty diode bridge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave report:\u003c\/strong\u003e Store results, print via PC if you wish to attach to customer record.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eStep-by-step: Oil Service Reset\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePerform oil change and service according to OEM. Then turn on ignition (engine off).\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eOil Reset\u003c\/strong\u003e in the main menu.\u003c\/li\u003e\n\u003cli\u003eSelect vehicle\/menu according to on-screen instructions (model\/year\/ECU).\u003c\/li\u003e\n\u003cli\u003eFollow the instructions: the tool resets the service indicator\/mileage\/time where support is available.\u003c\/li\u003e\n\u003cli\u003eTurn off ignition, wait 10 seconds, turn on again and verify that the service light is off.\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003eNote:\u003c\/em\u003e If the vehicle requires manual menu selections in the instrument cluster, the KW890 provides guidance.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003ePC connection, printing \u0026amp; updating\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall PC software (Windows XP\/7\/8\/10). Connect KW890 via USB cable.\u003c\/li\u003e\n\u003cli\u003eExport saved reports (DTC\/live data\/battery test) and print.\u003c\/li\u003e\n\u003cli\u003eCheck for firmware\/database updates and update free of charge.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTroubleshooting\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo OBD connection:\u003c\/strong\u003e Check OBD fuse, ignition position, other aftermarket OBD equipment interfering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCannot clear MIL:\u003c\/strong\u003e Address the root cause; some codes will not clear until the problem is gone and monitors have passed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncorrect battery values:\u003c\/strong\u003e Check battery type\/standard\/CCA input and battery temperature\/rest time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil reset fails:\u003c\/strong\u003e Vehicle does not support via OBD or requires OEM procedure. Follow vehicle's manual.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdate stopped:\u003c\/strong\u003e Try another USB port\/cable and run software as administrator.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Tips \u0026 advice --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Advice 💡\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlways save codes\u003c\/strong\u003e and freeze-frame before clearing – valuable for post-analysis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInspection prep:\u003c\/strong\u003e Use One-Click I\/M to ensure monitors are \"Ready\". Perform a proper drive cycle after clearing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery test:\u003c\/strong\u003e Let the battery rest for a few minutes before the rest test. For AGM\/GEL, select the correct type for accurate results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking:\u003c\/strong\u003e Low starting voltage may indicate a bad battery, poor ground, sluggish starter motor, or thick oil.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging:\u003c\/strong\u003e Abnormal ripple often indicates a diode fault. Also measure directly at the alternator if suspected.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil reset:\u003c\/strong\u003e Note the next service interval in the tool's report and in the car's service book.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocumentation:\u003c\/strong\u003e Print reports for the customer or save in your vehicle file.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003eDoes the KW890 work on my car?\u003c\/h3\u003e\n\u003cp\u003eIf the car is OBD-II\/EOBD compliant, the answer is usually yes (USA 1996→, EU petrol ≈ 2001→, EU diesel ≈ 2004→).\u003c\/p\u003e\n\u003ch3\u003eCan it read ABS\/airbag\/comfort modules?\u003c\/h3\u003e\n\u003cp\u003eThe KW890 is primarily for engine\/emissions (OBD-II). For brand-specific systems, brand-specific tools are often required.\u003c\/p\u003e\n\u003ch3\u003eWhat is One-Click I\/M-Readiness?\u003c\/h3\u003e\n\u003cp\u003eA quick button that shows if the emissions monitors are ready (before inspection).\u003c\/p\u003e\n\u003ch3\u003eDoes it support all OBD protocols?\u003c\/h3\u003e\n\u003cp\u003eYes: ISO 9141, KWP2000, SAE J1850 PWM\/VPW, and CAN (ISO 15765-4).\u003c\/p\u003e\n\u003ch3\u003eCan I reset the service light (oil reset) on all cars?\u003c\/h3\u003e\n\u003cp\u003eNo, the function depends on make\/model\/year. The KW890 guides where support exists; otherwise, follow the OEM procedure in the instrument cluster.\u003c\/p\u003e\n\u003ch3\u003eDoes it test 6V batteries?\u003c\/h3\u003e\n\u003cp\u003eAccording to manufacturer spec, modes for 6V lead-acid starter batteries exist; the primary focus is 12V starter batteries.\u003c\/p\u003e\n\u003ch3\u003eSupport for lithium starter batteries?\u003c\/h3\u003e\n\u003cp\u003eAccording to specification – but results and safety depend on BMS\/technology. Follow the battery manufacturer's instructions.\u003c\/p\u003e\n\u003ch3\u003eWhat are CCA, SOC, and SOH?\u003c\/h3\u003e\n\u003cp\u003eCCA: cold cranking amps, SOC: state of charge, SOH: state of health. Together they provide a good picture of the battery's status.\u003c\/p\u003e\n\u003ch3\u003eCan I print reports?\u003c\/h3\u003e\n\u003cp\u003eYes, save data in the unit and print via PC software (USB).\u003c\/p\u003e\n\u003ch3\u003eWhat languages are available in the menu?\u003c\/h3\u003e\n\u003cp\u003eEnglish, French, Spanish, German, Russian, Italian, Polish.\u003c\/p\u003e\n\u003ch3\u003eDo I get sound\/LED indication?\u003c\/h3\u003e\n\u003cp\u003eYes, the unit has a speaker and color-coded LED indicators for visual\/auditory feedback.\u003c\/p\u003e\n\u003ch3\u003eCan I update the tool?\u003c\/h3\u003e\n\u003cp\u003eYes, free lifetime updates via PC and USB cable.\u003c\/p\u003e\n\u003ch3\u003eWhat do VIN\/CIN\/CVN mean?\u003c\/h3\u003e\n\u003cp\u003eVIN: vehicle identification number, CIN: calibration ID, CVN: calibration verification number (Mode $09).\u003c\/p\u003e\n\u003ch3\u003eWhy does the fault code come back after clearing?\u003c\/h3\u003e\n\u003cp\u003eThe root cause remains. Read live data, fix the fault, and check again.\u003c\/p\u003e\n\u003ch3\u003eCan I damage the car with the KW890?\u003c\/h3\u003e\n\u003cp\u003eReading is passive. Incorrect clearing can reset monitors – document before clearing and follow the manual.\u003c\/p\u003e\n\u003ch3\u003eDoes it show fuel trim and O2 sensors?\u003c\/h3\u003e\n\u003cp\u003eYes, as part of live data and O2 test (Mode $05\/$06 depending on ECU).\u003c\/p\u003e\n\u003ch3\u003eDoes it work on electric cars\/hybrids?\u003c\/h3\u003e\n\u003cp\u003eOBD engine\/emissions data may be limited on EV\/Hybrid. The battery tester is for the 12V starter battery.\u003c\/p\u003e\n\u003ch3\u003eHow do I select the correct CCA for testing?\u003c\/h3\u003e\n\u003cp\u003eRead the marking on the battery (CCA\/EN\/DIN\/IEC). Enter the number and standard in the KW890 before testing.\u003c\/p\u003e\n\u003ch3\u003eIs the software compatible with Windows 11?\u003c\/h3\u003e\n\u003cp\u003eOfficially XP\/7\/8\/10. Windows 11 may work but is not always guaranteed – try compatibility mode\/drivers.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Package Contents --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents 📦\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW890 handheld unit (2.8″ TFT)\u003c\/li\u003e\n\u003cli\u003e1 × OBD-II data cable\u003c\/li\u003e\n\u003cli\u003e1 × USB cable (PC connection\/update)\u003c\/li\u003e\n\u003cli\u003e1 × Quick manual\/user guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote!\u003c\/em\u003e Contents may vary per batch\/market. Refer to the label\/manual that comes with your unit.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Disclaimer --\u003e\n\u003csection id=\"ansvar\"\u003e\n\u003ch2\u003eDisclaimer \u0026amp; Important Notes ⚠️\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSpecifications\/functions may change without prior notice.\u003c\/li\u003e\n\u003cli\u003eOBD-II primarily covers engine\/emissions. Brand-specific systems often require OEM tools.\u003c\/li\u003e\n\u003cli\u003eBattery testing on lithium requires the battery's BMS to allow it. Always follow the battery manufacturer's instructions.\u003c\/li\u003e\n\u003cli\u003eDo not clear fault codes before data is documented and the cause is identified.\u003c\/li\u003e\n\u003cli\u003eUpdate software officially supports Windows XP\/7\/8\/10.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Long summary\/conclusion --\u003e\n\u003csection id=\"sammanfattning-lang\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW890\u003c\/strong\u003e combines three tools in one robust, user-friendly instrument: an \u003cem\u003eOBD2 scanner\u003c\/em\u003e for engine\/emissions, a \u003cem\u003ebattery tester\u003c\/em\u003e for the starting and charging circuits, and an \u003cem\u003eoil service reset\u003c\/em\u003e where supported. The patented I\/M button, clear color screen, DTC tips, and graphical live data make troubleshooting quick and logical. The battery section provides professional-level features with CCA\/SOC\/SOH\/IR, cranking\/charging tests, and waveform analysis. With PC printing and free updates, the KW890 is a smart long-term investment for both workshops and enthusiasts.\u003c\/p\u003e\n\u003cp\u003eExpand your toolkit with matching products in our internal categories: \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/obd2-felkodslasare\" rel=\"noopener\"\u003eOBD2 Fault Code Readers\u003c\/a\u003e, \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/batteritestare\" rel=\"noopener\"\u003eBattery Testers\u003c\/a\u003e, and \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/obd2-kablar-adaptrar\" rel=\"noopener\"\u003eOBD Cables \u0026amp; Adapters\u003c\/a\u003e. If you have any questions – contact us and we'll help you choose the right one.\u003c\/p\u003e\n\u003c\/section\u003e\u003c\/div\u003e\u003cp\u003e\u003ca href=\"#top\" aria-label=\"Back to top\"\u003eBack to top ↑\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\u003cp\u003e\u003csmall\u003eLast updated: 12 November 2025\u003c\/small\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177168032012,"sku":"FEL-B0205","price":1095.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H802dcbe66f9a418b958766e7bd6c8b23A.jpg?v=1766929149"},{"product_id":"konnwei-kw905-obd2-bil-diagnostik-scanner","title":"KONNWEI KW905 – Wireless Bluetooth OBD2\/EOBD\/CAN Code Reader (iOS \u0026 Android)","description":"\u003c!-- READY HTML FOR SHOPIFY – KONNWEI KW905 Bluetooth OBD2\/EOBD\/CAN Code Reader \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-kw905\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI KW905 – Wireless Bluetooth OBD2 Code Reader (iOS\/Android)\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"sku\" content=\"KW-905-BT\"\u003e \u003cmeta itemprop=\"mpn\" content=\"KW905\"\u003e \u003cmeta itemprop=\"category\" content=\"OBD2, Code Reader, Bluetooth, ELM327-compatible, Mobile App\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI KW905 – Wireless Bluetooth OBD2\/EOBD\/CAN Code Reader (iOS \u0026amp; Android)\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (200–300 words) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version – quick overview\u003c\/h2\u003e\n\u003cp\u003eColor is randomized.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KW905\u003c\/strong\u003e is a compact \u003cstrong\u003eBluetooth OBD2 dongle\u003c\/strong\u003e for 12V passenger cars, light diesel vehicles, and hybrids with \u003cstrong\u003eOBD2\/EOBD\/CAN\u003c\/strong\u003e. It connects to the car's \u003cstrong\u003e16-pin OBD port\u003c\/strong\u003e and turns your iPhone\/Android into a powerful diagnostic tool via popular apps like \u003cem\u003eCar Scanner ELM OBD2\u003c\/em\u003e (recommended), \u003cem\u003eTorque\u003c\/em\u003e, \u003cem\u003eDashCommand\u003c\/em\u003e, \u003cem\u003eOBD Auto Doctor\u003c\/em\u003e, \u003cem\u003eBimmerCode\u003c\/em\u003e, etc. (app support varies). The KW905 features \u003cstrong\u003eBluetooth 5.0\/4.0\u003c\/strong\u003e, an \u003cstrong\u003eon\/off switch\u003c\/strong\u003e to prevent battery drain, supports \u003cstrong\u003ehigh speed\u003c\/strong\u003e and \u003cstrong\u003elow-power sleep\u003c\/strong\u003e, and displays live data, fault codes, freeze frame, I\/M readiness, O2 tests, on-board monitor, logging, acceleration tests, and statistics – all on your mobile device.\u003c\/p\u003e\n\u003cp\u003eThe device is \u003cstrong\u003eELM327-compatible\u003c\/strong\u003e and auto-detects common OBD protocols (\u003cem\u003eCAN, ISO9141-2, KWP2000, J1850 VPW\/PWM\u003c\/em\u003e). It's suitable for those who want a convenient, affordable solution for engine\/emission diagnostics, fuel economy, and everyday troubleshooting. For handheld standalone scanners, please see our \u003ca title=\"Handheld Code Readers\" href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ecode readers\u003c\/a\u003e. 🔧\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TABLE OF CONTENTS --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Sensor Data\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#protokoll\"\u003eSupported Protocols\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility \u0026amp; Limitations\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; Installation Guide (iOS\/Android)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#appar\"\u003eApps \u0026amp; Use Cases\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; Best Practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#programvara\"\u003eNote – Software Not Included\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#ansvar\"\u003eImportant Notices \u0026amp; Responsibility\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUCTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKW905\u003c\/strong\u003e is a \u003cstrong\u003ewireless engine\/emission scanner\u003c\/strong\u003e that uses the OBD2 standard to read and visualize data from the car's engine control unit (ECU). With the right app, you can view \u003cstrong\u003ereal-time data\u003c\/strong\u003e, retrieve and clear \u003cstrong\u003eDTCs\u003c\/strong\u003e (fault codes), review \u003cstrong\u003efreeze frame\u003c\/strong\u003e and \u003cstrong\u003eI\/M readiness\u003c\/strong\u003e, and perform tests such as \u003cstrong\u003eO2 sensor\u003c\/strong\u003e, \u003cstrong\u003eon-board monitor\u003c\/strong\u003e, and \u003cstrong\u003eEVAP\u003c\/strong\u003e, where supported by the vehicle. The device has a \u003cstrong\u003epower switch\u003c\/strong\u003e (ON\/OFF) allowing you to leave it plugged in without disconnecting it between drives.\u003c\/p\u003e\n\u003cp\u003eThe casing is \u003cstrong\u003elow-profile\u003c\/strong\u003e to avoid interfering with leg\/knee room. Certifications: \u003cstrong\u003eCE, FCC, RoHS, BQB\u003c\/strong\u003e. Color options: red\/black, orange\/black, black (may vary by batch). Language support depends on the chosen app – most offer \u003cstrong\u003emultilingual interfaces\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Wireless Engine Code Reader (Bluetooth OBD2 Dongle)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW905\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12V (via OBD2 port)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e Low power, sleep mode (typically \u0026lt;1W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e \u003cstrong\u003eBluetooth 5.0\u003c\/strong\u003e (or 4.0\/BLE, depending on variant)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e 16-pin OBD2 (DLC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (approx):\u003c\/strong\u003e 5 × 4 × 2.5 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Switch:\u003c\/strong\u003e Yes, physical ON\/OFF button\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertificates:\u003c\/strong\u003e CE, FCC, RoHS, BQB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp Platform:\u003c\/strong\u003e iOS \u0026amp; Android (mobile\/tablet)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages (e.g., via apps):\u003c\/strong\u003e English, Spanish, Portuguese, French, Russian, German, Italian, Polish, Turkish, Korean, Japanese, Arabic, Czech, \u003cstrong\u003eSwedish\u003c\/strong\u003e, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended app:\u003c\/strong\u003e \u003cem\u003eCar Scanner ELM OBD2\u003c\/em\u003e (supports iOS\/Android). Also compatible with, for example, \u003cem\u003eTorque\u003c\/em\u003e, \u003cem\u003eDashCommand\u003c\/em\u003e, \u003cem\u003eAuto Doctor\u003c\/em\u003e (app support varies).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e red\/black, orange\/black, or black (may vary)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FUNCTIONS \u0026 DATA --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Sensor Data\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFault Codes:\u003c\/strong\u003e Read\/clear DTCs (P0xxx\/P1xxx). Built-in DTC libraries in apps explain the codes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e RPM, speed, engine temp (ECT), intake air temp (IAT), intake manifold pressure (MAP), mass air flow (MAF), lambda\/O2, fuel pressure, ignition timing, throttle position, calculated engine load, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze Frame:\u003c\/strong\u003e \"Snapshot\" of sensors when a fault code was set.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M Readiness:\u003c\/strong\u003e Monitor status for inspection (emission).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2 Sensor Test:\u003c\/strong\u003e Displays the ECU's latest test results (not supported by all cars).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn-board Monitor:\u003c\/strong\u003e Shows results of diagnostic tests (Mode $06).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEVAP\/Component Tests:\u003c\/strong\u003e Where the vehicle allows via the OBD standard.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData Logging \u0026amp; Export:\u003c\/strong\u003e Record driving data, export as a report (app-dependent).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcceleration \u0026amp; Statistics:\u003c\/strong\u003e 0-100, fuel consumption* and summaries (app-dependent).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003e* Fuel consumption is calculated; accuracy varies between vehicles and sensors.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PROTOCOLS --\u003e\n\u003csection id=\"protokoll\"\u003e\n\u003ch2\u003eSupported OBD Protocols\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eISO 15765-4 \u003cstrong\u003eCAN\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eISO 9141-2\u003c\/li\u003e\n\u003cli\u003eISO 14230-4 \u003cstrong\u003eKWP2000\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSAE J1850 \u003cstrong\u003eVPW\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSAE J1850 \u003cstrong\u003ePWM\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe device auto-detects protocols and switches to the correct communication where the car supports it.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- COMPATIBILITY --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility \u0026amp; Limitations\u003c\/h2\u003e\n\u003cp\u003eDesigned for \u003cstrong\u003e12V OBD2\/EOBD-compatible vehicles\u003c\/strong\u003e (passenger cars\/light vehicles) with a 16-pin OBD port:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSA:\u003c\/strong\u003e 1996+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEU:\u003c\/strong\u003e Petrol ≈2001+, Diesel ≈2004+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCanada:\u003c\/strong\u003e ≈1998+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChina:\u003c\/strong\u003e ≈2011+\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e OBD2 primarily covers \u003cstrong\u003eengine \u0026amp; emissions\u003c\/strong\u003e. Access to other systems (ABS\/SRS\/BCM\/EPB\/TPMS\/BMS, etc.) requires app support and that the vehicle exposes it via OBD – this varies greatly between brands\/model years. The KW905 is not intended for \u003cstrong\u003e24V truck\/J1939\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; Installation Guide (iOS\/Android)\u003c\/h2\u003e\n\u003ch3\u003ePreparation\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDownload a compatible app (recommended: \u003cstrong\u003eCar Scanner ELM OBD2\u003c\/strong\u003e for iOS\/Android).\u003c\/li\u003e\n\u003cli\u003eLocate the car's \u003cstrong\u003eOBD2 port\u003c\/strong\u003e (usually under the dashboard near the driver's seat).\u003c\/li\u003e\n\u003cli\u003eEnsure \u003cstrong\u003estable battery voltage\u003c\/strong\u003e (low voltage can result in \"No Comm\").\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eMounting \u0026amp; Pairing\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn off the ignition. Insert the \u003cstrong\u003eKW905\u003c\/strong\u003e into the 16-pin OBD2 port and press the \u003cstrong\u003eON\u003c\/strong\u003e button.\u003c\/li\u003e\n\u003cli\u003eTurn the ignition to \u003cstrong\u003eON\u003c\/strong\u003e (engine off) so that the ECUs are active.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eiOS (BLE):\u003c\/strong\u003e Open the app – select adapter in the app (BLE pairing happens in-app). Allow necessary permissions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAndroid:\u003c\/strong\u003e Pair via the system's Bluetooth (if the app doesn't handle it) → open the app → select KW905 as the adapter.\u003c\/li\u003e\n\u003cli\u003eSelect car profile\/Auto-VIN (if the car supports it) or enter make\/model manually. Start diagnosis.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eQuick Troubleshooting\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eRun \u003cstrong\u003eScan\u003c\/strong\u003e to read DTCs. Note codes and descriptions.\u003c\/li\u003e\n\u003cli\u003eReview \u003cstrong\u003eFreeze Frame\u003c\/strong\u003e and \u003cstrong\u003eI\/M Readiness\u003c\/strong\u003e for inspection.\u003c\/li\u003e\n\u003cli\u003eAnalyze \u003cstrong\u003eLive Data\u003c\/strong\u003e (select few, relevant PIDs for fast updates).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear codes\u003c\/strong\u003e only after the root cause has been addressed.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eAfter Use\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eClose the app and switch \u003cstrong\u003eOFF\u003c\/strong\u003e the KW905 if leaving it plugged in, to minimize battery drain.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- APPS --\u003e\n\u003csection id=\"appar\"\u003e\n\u003ch2\u003eApps \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCar Scanner ELM OBD2 (recommended):\u003c\/strong\u003e Live data with graphs, reports, DTC lookup, I\/M, customizable dashboards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTorque (Android):\u003c\/strong\u003e Dashboards, logging, plugins.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDashCommand:\u003c\/strong\u003e Advanced gauges, fuel economy calculations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD Auto Doctor \/ Auto Doctor:\u003c\/strong\u003e Clear fault code reading and reports.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBimmerCode etc.:\u003c\/strong\u003e Some brand-specific apps work with ELM\/BLE – check each app's compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote:\u003c\/em\u003e Functionality and license cost are determined by the respective app developers.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Does the KW905 read ABS\/airbag\/BCM?\u003c\/h3\u003e\n\u003cp\u003eThe OBD2 standard focuses on engine\/emissions. Some brand\/module access may be available via apps, but is not guaranteed for all cars.\u003c\/p\u003e\n\u003ch3\u003e2. Does it work on electric vehicles?\u003c\/h3\u003e\n\u003cp\u003eYes, for OBD2-exposed parameters. In-depth HV\/BMS data often requires brand-specific or special apps – coverage varies.\u003c\/p\u003e\n\u003ch3\u003e3. Does it draw power if left plugged in?\u003c\/h3\u003e\n\u003cp\u003eConsumption is low and the device has \u003cstrong\u003esleep\u003c\/strong\u003e + \u003cstrong\u003eON\/OFF\u003c\/strong\u003e switch. Turn off during longer periods of inactivity.\u003c\/p\u003e\n\u003ch3\u003e4. Support for 24V\/trucks?\u003c\/h3\u003e\n\u003cp\u003eNo. Only 12V passenger cars\/light vehicles. For 24V\/J1939, special equipment\/adapters are required.\u003c\/p\u003e\n\u003ch3\u003e5. Why isn't the app connecting?\u003c\/h3\u003e\n\u003cp\u003eEnsure the ignition is \u003cstrong\u003eON\u003c\/strong\u003e, that you have selected the correct adapter\/profile in the app, and that Bluetooth\/permissions are active.\u003c\/p\u003e\n\u003ch3\u003e6. Can I reduce fuel consumption with KW905?\u003c\/h3\u003e\n\u003cp\u003eThe device itself does not affect consumption, but live data and fuel reports can help you optimize driving style and maintenance.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLog before clearing:\u003c\/strong\u003e Save DTC + freeze frame for better traceability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFewer PIDs = faster graphs:\u003c\/strong\u003e Select 6–10 key values for high refresh rates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable voltage:\u003c\/strong\u003e Low battery voltage is a common cause of communication errors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp updates:\u003c\/strong\u003e Keep the app updated for new cars\/protocols and bug fixes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeed a standalone scanner?\u003c\/strong\u003e See our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ehandheld code readers\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI KW905 Bluetooth OBD2 Dongle\u003c\/li\u003e\n\u003cli\u003e1 × Quick Guide (may vary by batch)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SOFTWARE NOT INCLUDED --\u003e\n\u003csection id=\"programvara\"\u003e\n\u003ch2\u003eNote – Software Not Included\u003c\/h2\u003e\n\u003cp\u003eThe product is sold \u003cstrong\u003ewithout software\u003c\/strong\u003e. You use any compatible app (e.g., \u003cem\u003eCar Scanner ELM OBD2\u003c\/em\u003e, \u003cem\u003eTorque\u003c\/em\u003e, \u003cem\u003eDashCommand\u003c\/em\u003e, \u003cem\u003eAuto Doctor\u003c\/em\u003e, etc.). Need help getting started? \u003cstrong\u003eContact us\u003c\/strong\u003e and we'll send \u003cstrong\u003edriver information\/demo guide via email\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- RESPONSIBILITY --\u003e\n\u003csection id=\"ansvar\"\u003e\n\u003ch2\u003eImportant Notices \u0026amp; Responsibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOBD2 primarily covers \u003cstrong\u003eengine \u0026amp; emissions\u003c\/strong\u003e; other systems require app\/vehicle support.\u003c\/li\u003e\n\u003cli\u003eThe user is responsible for app selection, licenses, and correct data interpretation.\u003c\/li\u003e\n\u003cli\u003eNever use a mobile phone\/tablet while driving. Safety first.\u003c\/li\u003e\n\u003cli\u003eNot for 24V\/J1939 environments. Damage due to incorrect voltage is not covered.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SUMMARY --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW905\u003c\/strong\u003e provides you with \u003cstrong\u003eaffordable and convenient\u003c\/strong\u003e OBD2 diagnostics via your mobile phone: Bluetooth 5.0\/4.0, live data, fault codes, I\/M readiness, O2 tests, logging, and more – in a small enclosure with an \u003cstrong\u003eon\/off switch\u003c\/strong\u003e. Perfect for everyday diagnostics, troubleshooting, and optimizing driving and maintenance. 🔧\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (HIDDEN) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI KW905, Bluetooth OBD2, ELM327 compatible, iOS Android, Car Scanner ELM OBD2, Torque, DashCommand, OBD Auto Doctor, live data, DTC, freeze frame, I\/M readiness, O2 sensor test, on-board monitor, EVAP, sleep mode, ON\/OFF switch, felkodslasare.se, 12V OBDII EOBD CAN.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177168261388,"sku":"FEL-KW905","price":199.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H5c557d322ff64e59b313bc53313f91e4B_4a38d033-c2b2-4564-92da-1d920c5aaf24.jpg?v=1771872132"},{"product_id":"konnwei-maxobd-bt5-2-obd2-scanner-full-systems-app","title":"KONNWEI MAXOBD Bluetooth OBD2 Diagnostic Tool (Android\/iOS)","description":"\u003ch2\u003eAll System Car Scanner – KONNWEI MAXOBD Bluetooth OBD2 Diagnostic Tool (Android\/iOS) with Full System Scan, Live Data, Active Tests \u0026amp; Vehicle Report\u003c\/h2\u003e\n\u003c!-- KORTVERSION 200–300 ORD --\u003e\n\u003csection id=\"kortversion\"\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI MAXOBD\u003c\/strong\u003e is a powerful \u003cstrong\u003eBluetooth OBD2 scanner\u003c\/strong\u003e that turns your mobile phone or tablet into a \u003cstrong\u003eprofessional vehicle diagnostic tool\u003c\/strong\u003e. It is designed to perform \u003cstrong\u003efull system diagnostics\u003c\/strong\u003e and can read\/clear fault codes, display \u003cstrong\u003elive data\u003c\/strong\u003e, read \u003cstrong\u003econtrol module information\u003c\/strong\u003e, perform \u003cstrong\u003eactive tests (actuation tests)\u003c\/strong\u003e, and use selected \u003cstrong\u003emaintenance functions\u003c\/strong\u003e for systems such as \u003cstrong\u003eECM\u003c\/strong\u003e (engine), \u003cstrong\u003eBCM\u003c\/strong\u003e (body control module), \u003cstrong\u003eSRS\u003c\/strong\u003e (airbag), \u003cstrong\u003eTCM\u003c\/strong\u003e (transmission), \u003cstrong\u003eBMS\u003c\/strong\u003e (battery management system), \u003cstrong\u003eTPMS\u003c\/strong\u003e (tire pressure monitoring system), \u003cstrong\u003eSAS\u003c\/strong\u003e (steering angle sensor) and \u003cstrong\u003eA\/C\u003c\/strong\u003e (air conditioning) – depending on vehicle support.\u003c\/p\u003e\n\u003cp\u003eWith \u003cstrong\u003eAuto-VIN\u003c\/strong\u003e, MAXOBD can automatically identify many car models and generate a \u003cstrong\u003eVehicle Health Report\u003c\/strong\u003e after diagnosis. The report can be \u003cstrong\u003eshared\u003c\/strong\u003e, which is perfect for workshops, fleet managers, or those who want to save troubleshooting history. Live data is presented as a \u003cstrong\u003edata stream\u003c\/strong\u003e and can be combined with \u003cstrong\u003egraphs\u003c\/strong\u003e and \u003cstrong\u003edata recording\u003c\/strong\u003e to find intermittent faults and analyze anomalous parameters over time.\u003c\/p\u003e\n\u003cp\u003eConnection is made via \u003cstrong\u003eBluetooth 5.2\u003c\/strong\u003e (up to approximately \u003cstrong\u003e10 m\u003c\/strong\u003e range in an open environment), and the user-friendly app offers clear graphs, multi-language support, and a \u003cstrong\u003eDTC code library\u003c\/strong\u003e for better understanding of fault codes. It supports multiple OBDII protocols such as \u003cstrong\u003eISO 14230-4 (KWP2000)\u003c\/strong\u003e, \u003cstrong\u003eISO 15765-4 (CAN)\u003c\/strong\u003e, \u003cstrong\u003eISO 9141-2\u003c\/strong\u003e, \u003cstrong\u003eISO 14229 (UDS)\u003c\/strong\u003e, and \u003cstrong\u003eSAE J1850 (VPW\/PWM)\u003c\/strong\u003e. MAXOBD is suitable for both \u003cstrong\u003eDIY enthusiasts\u003c\/strong\u003e and \u003cstrong\u003eprofessional technicians\u003c\/strong\u003e and works with \u003cstrong\u003e120+ car brands\u003c\/strong\u003e (according to product information), typically for cars \u003cstrong\u003efrom 1996+\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull system scan:\u003c\/strong\u003e engine, transmission, ABS, SRS, BCM, etc. (depending on car)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive tests:\u003c\/strong\u003e control solenoids\/actuators for faster troubleshooting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive data:\u003c\/strong\u003e sensors, RPM, fuel parameters, and 1000+ parameters (depending on car\/app)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth 5.2:\u003c\/strong\u003e stable wireless connection (up to approx. 10 m)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto-VIN:\u003c\/strong\u003e automatic identification of many car models\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReport:\u003c\/strong\u003e automatic health report that can be shared\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdates:\u003c\/strong\u003e free updates anytime (according to product text)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\u003c!-- Innehållsförteckning --\u003e\u003cnav id=\"toc\" aria-label=\"Innehållsförteckning\"\u003e\n\u003ch2\u003eTable of Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#varfor\"\u003eWhy MAXOBD?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; System Support\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#aktiva\"\u003eWhat are Active Tests (Actuation\/Active Test)?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#livedata\"\u003eLive Data: Graphs \u0026amp; Datalogging\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#healthreport\"\u003eVehicle Health Report \u0026amp; Sharing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility: Cars, Protocols \u0026amp; Requirements\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#app\"\u003eApp \u0026amp; Connection (Android\/iOS)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#stegforsteg\"\u003eStep-by-Step: Installation \u0026amp; Usage\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#felsokning\"\u003eTroubleshooting: Common Issues\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips for Best Results\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#spec\"\u003eSpecifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFAQ (Frequently Asked Questions)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#ansvar\"\u003eNotices \u0026amp; Disclaimer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#seo\"\u003eSEO: Head Tags \u0026amp; JSON-LD (Copy\/Paste)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/nav\u003e\u003chr\u003e\u003c!-- Brödsmulor (synliga) --\u003e\n\u003cp style=\"margin: 0 0 10px 0;\" class=\"breadcrumbs\"\u003e\u003ca href=\"\/en-en\"\u003eHome\u003c\/a\u003e \u0026nbsp;\/\u0026nbsp; \u003ca href=\"\/en-en\/collections\/diagnosverktyg\"\u003eDiagnostic Tools\u003c\/a\u003e \u0026nbsp;\/\u0026nbsp; \u003ca href=\"\/en-en\/collections\/obd2-felkodslasare\"\u003eOBD2 Fault Code Readers\u003c\/a\u003e \u0026nbsp;\/\u0026nbsp; \u003cspan aria-current=\"page\"\u003eKONNWEI MAXOBD\u003c\/span\u003e\u003c\/p\u003e\n\u003csection id=\"varfor\"\u003e\n\u003ch2\u003eWhy MAXOBD?\u003c\/h2\u003e\n\u003cp\u003eMany inexpensive OBD2 dongles can read engine-related fault codes (ECM) – but when you need to go further than \"the check engine light is on,\" they quickly become limited. \u003cstrong\u003eKONNWEI MAXOBD\u003c\/strong\u003e is intended for those who want \u003cstrong\u003efull system diagnostics\u003c\/strong\u003e in a convenient format: you use your own smartphone\/tablet, get clear graphs, and can generate a report after diagnosis.\u003c\/p\u003e\n\u003cp\u003eThe main difference is the combination of: \u003cstrong\u003efull system scanning\u003c\/strong\u003e (multiple control units), \u003cstrong\u003eactive tests\u003c\/strong\u003e (controlling components for verification), \u003cstrong\u003elive data with graphs\/logging\u003c\/strong\u003e, and a \u003cstrong\u003eshareable health report\u003c\/strong\u003e. This saves time when troubleshooting and allows you to find the \u003cem\u003ecause\u003c\/em\u003e faster – not just \"clear the code and hope.\"\u003c\/p\u003e\n\u003cp style=\"padding: 12px; border: 1px solid #e5e5e5; border-radius: 10px;\"\u003e\u003cstrong\u003eFor whom?\u003c\/strong\u003e MAXOBD is a good choice for both \u003cstrong\u003eDIY enthusiasts\u003c\/strong\u003e and \u003cstrong\u003emechanics\u003c\/strong\u003e who want a powerful scanner without having to carry around a large handheld toolbox. It is also suitable for car fleets thanks to its reporting and logging functions.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; System Support\u003c\/h2\u003e\n\u003ch3\u003eFull System Diagnostics\u003c\/h3\u003e\n\u003cp\u003eMAXOBD is stated to support diagnostics for many systems, such as: \u003cstrong\u003eECM\u003c\/strong\u003e, \u003cstrong\u003eBCM\u003c\/strong\u003e, \u003cstrong\u003eSRS\u003c\/strong\u003e, \u003cstrong\u003eTCM\u003c\/strong\u003e, \u003cstrong\u003eBMS\u003c\/strong\u003e, \u003cstrong\u003eTPMS\u003c\/strong\u003e, \u003cstrong\u003eSAS\u003c\/strong\u003e, \u003cstrong\u003eA\/C\u003c\/strong\u003e, and others (exact level depends on the car, model year, and equipment).\u003c\/p\u003e\n\u003ch3\u003eRead \u0026amp; Clear Fault Codes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead\/Clear DTC:\u003c\/strong\u003e read and clear fault codes in supported control units.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze frame \/ status:\u003c\/strong\u003e at the OBD2 level, many cars can display freeze frames and status information (depending on the car\/app).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule info:\u003c\/strong\u003e read information about control modules (ID, versions, etc., where supported).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMaintenance Functions\u003c\/h3\u003e\n\u003cp\u003eMaintenance functions can include various service and reset functions (vary greatly by car brand). This is useful for correctly completing service jobs – but always check the app for available functions for your specific car.\u003c\/p\u003e\n\u003ch3\u003eAuto-VIN\u003c\/h3\u003e\n\u003cp\u003eWith \u003cstrong\u003eAuto-VIN\u003c\/strong\u003e, MAXOBD can automatically identify many vehicles. This simplifies startup and reduces the risk of selecting the wrong model.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"aktiva\"\u003e\n\u003ch2\u003eWhat are Active Tests (Actuation\/Active Test)?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eActive tests\u003c\/strong\u003e mean that the scanner can \u003cstrong\u003esend commands\u003c\/strong\u003e to a system or component (solenoid, actuator, relay, valve, fan, pump, etc.) to \u003cstrong\u003etest its function\u003c\/strong\u003e without you having to trigger it via the car's controls. It is one of the biggest time-savers in troubleshooting.\u003c\/p\u003e\n\u003ch3\u003eExamples of how active tests help\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick verification:\u003c\/strong\u003e “Does the component work when commanded?”\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolate faults:\u003c\/strong\u003e distinguish between electrical faults, mechanical faults, or control faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLess guesswork:\u003c\/strong\u003e you sometimes avoid unnecessary disassembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"padding: 12px; border: 1px solid #e5e5e5; border-radius: 10px;\"\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Active tests are \u003cem\u003evehicle-dependent\u003c\/em\u003e. Some cars support many tests, others few. Always perform tests when the car is safely stationary, in the correct position (park\/neutral), and follow the app's instructions.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"livedata\"\u003e\n\u003ch2\u003eLive Data: graphs \u0026amp; datalogging\u003c\/h2\u003e\n\u003cp\u003eMAXOBD can display \u003cstrong\u003elive data stream\u003c\/strong\u003e and combine it with \u003cstrong\u003egraphical display\u003c\/strong\u003e and \u003cstrong\u003edata record\u003c\/strong\u003e. This is particularly useful when the fault only occurs intermittently, or when you want to compare several values simultaneously (e.g., temperatures, pressures, voltages, lambda values, RPM, etc. – depending on the car's available PIDs).\u003c\/p\u003e\n\u003ch3\u003eWhy graphs are better than just numbers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eYou see \"spikes\" and drops directly, without staring at a list of numbers.\u003c\/li\u003e\n\u003cli\u003eYou can more easily detect \u003cstrong\u003etrend faults\u003c\/strong\u003e (e.g., slow deviation over time).\u003c\/li\u003e\n\u003cli\u003eYou can record and analyze afterwards, instead of trying to \"catch\" the fault in real time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAccording to product information, MAXOBD can monitor \u003cstrong\u003e1000+ parameters\u003c\/strong\u003e (in practice, this depends on the car's ECU and which module you are reading).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"healthreport\"\u003e\n\u003ch2\u003eVehicle Health Report \u0026amp; Sharing\u003c\/h2\u003e\n\u003cp\u003eAfter diagnosis, a \u003cstrong\u003eFull system Vehicle health report\u003c\/strong\u003e can be automatically generated. The report can be \u003cstrong\u003eshared\u003c\/strong\u003e, which is perfect when you:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ewant to send results to a customer, colleague, or workshop\u003c\/li\u003e\n\u003cli\u003ewant to document status before\/after repair\u003c\/li\u003e\n\u003cli\u003ewant to save a history of recurring faults\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor fleets and service jobs, this is often as valuable as the diagnosis itself – documentation saves time and reduces misunderstandings.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility: Cars, Protocols \u0026amp; Requirements\u003c\/h2\u003e\n\u003ch3\u003eCars \u0026amp; Model Year\u003c\/h3\u003e\n\u003cp\u003eAccording to product information, MAXOBD works with \u003cstrong\u003emost car models after 1996\u003c\/strong\u003e and over \u003cstrong\u003e120+ car brands\u003c\/strong\u003e. Note that OBD2 requirements differ between regions and fuel types (e.g., many EU cars became \"fully\" OBD2 standardized later than 1996). If you are unsure: check that the car has an OBD2 port (16-pin) and that your car is supported in the app.\u003c\/p\u003e\n\u003ch3\u003eSupported OBDII Protocols (according to product text)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eISO 14230-4 (KWP2000)\u003c\/li\u003e\n\u003cli\u003eISO 15765-4 (CAN)\u003c\/li\u003e\n\u003cli\u003eISO 9141-2\u003c\/li\u003e\n\u003cli\u003eISO 14229 (UDS)\u003c\/li\u003e\n\u003cli\u003eSAE J1850 (VPW \u0026amp; PWM)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFull System vs. Standard OBD2\u003c\/h3\u003e\n\u003cp\u003eStandard OBD2 primarily covers engine\/emission-related data. \u003cstrong\u003eFull system diagnostics\u003c\/strong\u003e (ABS, SRS, BCM, TCM, etc.) are often \u003cem\u003emanufacturer-specific\u003c\/em\u003e and depend on both the car and app support. MAXOBD is designed to provide broader coverage, but the exact scope always varies.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"app\"\u003e\n\u003ch2\u003eApp \u0026amp; Connection (Android\/iOS)\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI MAXOBD Bluetooth OBD2 scanner\u003c\/strong\u003e turns your smart device into a diagnostic tool. It is compatible with \u003cstrong\u003eAndroid\u003c\/strong\u003e and \u003cstrong\u003eiOS\u003c\/strong\u003e. The app is designed to be user-friendly with \u003cstrong\u003eclear graphs\u003c\/strong\u003e, \u003cstrong\u003emulti-language support\u003c\/strong\u003e, and a \u003cstrong\u003eDTC library\u003c\/strong\u003e to help you interpret fault codes.\u003c\/p\u003e\n\u003ch3\u003eBluetooth 5.2\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable connection\u003c\/strong\u003e via Bluetooth 5.2\u003c\/li\u003e\n\u003cli\u003eUp to approximately \u003cstrong\u003e10 m\u003c\/strong\u003e range in an open environment (walls\/interior can reduce range)\u003c\/li\u003e\n\u003cli\u003eFast connection for daily troubleshooting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"stegforsteg\"\u003e\n\u003ch2\u003eStep-by-Step: Installation \u0026amp; Usage\u003c\/h2\u003e\n\u003ch3\u003ePreparation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnsure the car is safely parked (P\/N), with the parking brake engaged.\u003c\/li\u003e\n\u003cli\u003eHave your phone\/tablet charged and Bluetooth turned on.\u003c\/li\u003e\n\u003cli\u003eIf you are performing active tests: always read the instructions in the app before starting the test.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e1) Connect MAXOBD to the OBD2 port\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eLocate the car's \u003cstrong\u003eOBD2 port\u003c\/strong\u003e (usually under the dashboard).\u003c\/li\u003e\n\u003cli\u003ePlug in MAXOBD securely.\u003c\/li\u003e\n\u003cli\u003eTurn the ignition to ON or start the car according to the app's instructions.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e2) Install and open the app\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eInstall the MAXOBD app (according to the product's instructions\/QR\/name provided).\u003c\/li\u003e\n\u003cli\u003eGrant the app necessary permissions (Bluetooth, possibly location on Android if required for BLE).\u003c\/li\u003e\n\u003cli\u003eOpen the app and select \"connect.\"\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e3) Pair via Bluetooth 5.2\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect the MAXOBD device in the app.\u003c\/li\u003e\n\u003cli\u003eWait for the app to confirm connection.\u003c\/li\u003e\n\u003cli\u003eIf you encounter problems: close the app completely and try again (also see \u003ca href=\"#felsokning\"\u003eTroubleshooting\u003c\/a\u003e).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e4) Auto-VIN and vehicle selection\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eRun \u003cstrong\u003eAuto-VIN\u003c\/strong\u003e for automatic identification (if supported).\u003c\/li\u003e\n\u003cli\u003eIf Auto-VIN does not find the car: select make\/model manually.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e5) Run Full System Scan\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eFull System Scanning\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eAllow the scanner to go through the modules (ECM\/ABS\/SRS\/BCM\/TCM, etc., depending on the car).\u003c\/li\u003e\n\u003cli\u003eSave the result and create a \u003cstrong\u003eVehicle Health Report\u003c\/strong\u003e afterwards.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e6) Read and clear fault codes\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eOpen a module (e.g., ECM or ABS).\u003c\/li\u003e\n\u003cli\u003ePress \u003cstrong\u003eRead Codes\u003c\/strong\u003e and read both current and stored codes (if the app displays this).\u003c\/li\u003e\n\u003cli\u003eDocument the codes and address the root cause before pressing \u003cstrong\u003eClear Codes\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e7) Live Data + graph + recording\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eGo to \u003cstrong\u003eLive Data\u003c\/strong\u003e in the relevant module.\u003c\/li\u003e\n\u003cli\u003eSelect the parameters you want to monitor (e.g., RPM, voltage, temperatures, pressures).\u003c\/li\u003e\n\u003cli\u003eActivate \u003cstrong\u003eGraphing\u003c\/strong\u003e and\/or \u003cstrong\u003eData Record\u003c\/strong\u003e for logging.\u003c\/li\u003e\n\u003cli\u003eAnalyze and compare when the fault occurs.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e8) Active tests (Actuation)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eOpen the module where the active test is available.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eActive Test \/ Actuation Test\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eFollow the instructions carefully and only perform tests when it is safe.\u003c\/li\u003e\n\u003cli\u003eNote results: does the component react? Is it audible? Do values in live data change?\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e9) Share report\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eCreate a \u003cstrong\u003eVehicle Health Report\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eShare the report via the app's sharing function (e.g., email\/message – depending on the phone).\u003c\/li\u003e\n\u003cli\u003eSave the report as \"before\/after\" when you have made repairs.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"felsokning\"\u003e\n\u003ch2\u003eTroubleshooting: Common Issues\u003c\/h2\u003e\n\u003ch3\u003eProblem: The app cannot find the scanner\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCheck that MAXOBD is properly seated in the OBD2 port.\u003c\/li\u003e\n\u003cli\u003eTurn the ignition ON – many OBD2 ports are de-energized when the car is completely off.\u003c\/li\u003e\n\u003cli\u003eClose the app completely and reopen it.\u003c\/li\u003e\n\u003cli\u003eTurn Bluetooth off\/on.\u003c\/li\u003e\n\u003cli\u003eOn Android: check that necessary permissions are granted.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProblem: I can read the engine but not ABS\/SRS\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFull system functionality commonly varies between car brands, models, and model years.\u003c\/li\u003e\n\u003cli\u003eUpdate the app\/firmware if updates are available.\u003c\/li\u003e\n\u003cli\u003eTry manual vehicle selection if Auto-VIN did not select correctly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProblem: Live data updates slowly\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSelect fewer parameters at a time (fewer PIDs can provide faster updates).\u003c\/li\u003e\n\u003cli\u003eEnsure a stable Bluetooth connection and that the phone is not throttled by power-saving mode.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips for Best Results\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlways document\u003c\/strong\u003e fault codes before clearing them.\u003c\/li\u003e\n\u003cli\u003eCombine \u003cstrong\u003elive data + graph\u003c\/strong\u003e to find intermittent faults.\u003c\/li\u003e\n\u003cli\u003eCreate a \u003cstrong\u003ehealth report\u003c\/strong\u003e before and after repair – perfect as proof of action.\u003c\/li\u003e\n\u003cli\u003ePerform active tests methodically: change one thing at a time and note the result.\u003c\/li\u003e\n\u003cli\u003eIf working on a customer car: share the report for clarity and transparency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWant more OBD2 options? See also our categories: \u003ca href=\"\/en-en\/collections\/bluetooth-felkodslasare\"\u003eBluetooth fault code readers\u003c\/a\u003e and \u003ca href=\"\/en-en\/collections\/diagnosverktyg\"\u003ediagnostic tools\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"spec\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eProduct\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eKONNWEI MAXOBD – All System Car Scanner (Bluetooth OBD2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSystem Support\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eECM, BCM, SRS, TCM, BMS, TPMS, SAS, A\/C, etc. (vehicle-dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFunctions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eRead\/clear fault codes, live data, module info, active tests, maintenance functions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eAuto-VIN\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSupported (identifies many cars automatically)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eConnectivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eBluetooth 5.2 (up to approx. 10 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePlatform\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eAndroid \u0026amp; iOS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eReports\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eVehicle Health Report created automatically, can be shared\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eProtocols\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eISO 14230-4, ISO 15765-4, ISO 9141-2, ISO 14229 (UDS), SAE J1850 VPW\/PWM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e120+ car brands (according to product info), typically cars from 1996+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eUpdates\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eFree updates anytime (according to product text)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI MAXOBD Bluetooth OBD2 Scanner\u003c\/li\u003e\n\u003cli\u003eGetting Started Guide (app\/QR\/activation may vary between batches)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Package contents may vary depending on the supplier version. Check product images\/specs from the current delivery if needed.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFAQ – Frequently Asked Questions about KONNWEI MAXOBD\u003c\/h2\u003e\n\u003ch3\u003e1) Does MAXOBD work with iPhone (iOS)?\u003c\/h3\u003e\n\u003cp\u003eYes, it is compatible with both \u003cstrong\u003eAndroid\u003c\/strong\u003e and \u003cstrong\u003eiOS\u003c\/strong\u003e according to the product information.\u003c\/p\u003e\n\u003ch3\u003e2) Does it work with Android?\u003c\/h3\u003e\n\u003cp\u003eYes, MAXOBD works with Android and connects wirelessly via \u003cstrong\u003eBluetooth 5.2\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e3) Can it read ABS and Airbag (SRS)?\u003c\/h3\u003e\n\u003cp\u003eIt is stated to support full system diagnostics including ABS\/SRS, but \u003cstrong\u003eexact coverage varies\u003c\/strong\u003e between car brands, models, and model years.\u003c\/p\u003e\n\u003ch3\u003e4) Can it read transmission (TCM)?\u003c\/h3\u003e\n\u003cp\u003eYes, TCM is mentioned in the system list. Whether it works on your car depends on the car's support and how the module is exposed in the app.\u003c\/p\u003e\n\u003ch3\u003e5) Is this the same as a cheap ELM327 dongle?\u003c\/h3\u003e\n\u003cp\u003eMAXOBD is positioned as a more comprehensive scanner with \u003cstrong\u003efull system\u003c\/strong\u003e, \u003cstrong\u003eactive tests\u003c\/strong\u003e, and \u003cstrong\u003ereports\u003c\/strong\u003e compared to many simpler OBD2 dongles that often only focus on the engine.\u003c\/p\u003e\n\u003ch3\u003e6) What does \"Full System Scanning\" mean?\u003c\/h3\u003e\n\u003cp\u003eThat the scanner can scan multiple control units (ECM\/BCM\/SRS\/ABS\/TCM, etc.) and create a comprehensive picture of the car's fault codes and status.\u003c\/p\u003e\n\u003ch3\u003e7) What are active tests?\u003c\/h3\u003e\n\u003cp\u003eActive tests (actuation) mean that the scanner can send commands to components to test their function without using the car's controls.\u003c\/p\u003e\n\u003ch3\u003e8) Can I see live data in real-time?\u003c\/h3\u003e\n\u003cp\u003eYes, MAXOBD supports \u003cstrong\u003eLive Data Stream\u003c\/strong\u003e and displays data in the app, including graphical display and logging.\u003c\/p\u003e\n\u003ch3\u003e9) What is the \"Vehicle Health Report\"?\u003c\/h3\u003e\n\u003cp\u003eAn automatic diagnostic report after scanning that can be \u003cstrong\u003eshared\u003c\/strong\u003e and saved for documentation.\u003c\/p\u003e\n\u003ch3\u003e10) Can I share the report with a workshop?\u003c\/h3\u003e\n\u003cp\u003eYes, the report can be shared via the app's sharing function (depending on the phone's capabilities).\u003c\/p\u003e\n\u003ch3\u003e11) Does it support Auto-VIN?\u003c\/h3\u003e\n\u003cp\u003eYes, Auto-VIN is available and can identify many car models automatically.\u003c\/p\u003e\n\u003ch3\u003e12) Does it work on all cars from 1996 and newer?\u003c\/h3\u003e\n\u003cp\u003eIt is stated to work with most cars after 1996 and 120+ car brands, but OBD2 standardization varies between regions. Check support in the app.\u003c\/p\u003e\n\u003ch3\u003e13) Which OBD2 protocols are supported?\u003c\/h3\u003e\n\u003cp\u003eISO 14230-4 (KWP2000), ISO 15765-4 (CAN), ISO 9141-2, ISO 14229 (UDS), SAE J1850 (VPW\/PWM).\u003c\/p\u003e\n\u003ch3\u003e14) Do I need internet to use it?\u003c\/h3\u003e\n\u003cp\u003eBasic diagnosis usually works without constant internet, but updates and some libraries\/reports may require internet depending on the app.\u003c\/p\u003e\n\u003ch3\u003e15) Are updates free?\u003c\/h3\u003e\n\u003cp\u003eYes, according to the product description, it offers \u003cstrong\u003efree update anytime\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e16) Can it program ECU or change maps?\u003c\/h3\u003e\n\u003cp\u003eThe product is described as a diagnostic tool with active tests and maintenance functions. It is not described as an ECU remap\/programming tool.\u003c\/p\u003e\n\u003ch3\u003e17) Can I clear fault codes?\u003c\/h3\u003e\n\u003cp\u003eYes, it can read and \u003cstrong\u003eclear\u003c\/strong\u003e fault codes in supported systems.\u003c\/p\u003e\n\u003ch3\u003e18) Is it safe to clear fault codes?\u003c\/h3\u003e\n\u003cp\u003eOnly clear codes once you have documented them and fixed the fault. Simply clearing them can make troubleshooting more difficult if the fault recurs.\u003c\/p\u003e\n\u003ch3\u003e19) Can it help with intermittent faults?\u003c\/h3\u003e\n\u003cp\u003eYes, through \u003cstrong\u003elive data\u003c\/strong\u003e + \u003cstrong\u003egraph\u003c\/strong\u003e + \u003cstrong\u003edata logging\u003c\/strong\u003e, you can more easily detect intermittent deviations.\u003c\/p\u003e\n\u003ch3\u003e20) What is the Bluetooth range?\u003c\/h3\u003e\n\u003cp\u003eBluetooth 5.2 is specified with a range of up to approx. \u003cstrong\u003e10 m\u003c\/strong\u003e in open environments. In practice, the car's bodywork and obstacles affect this.\u003c\/p\u003e\n\u003ch3\u003e21) Do I need a computer?\u003c\/h3\u003e\n\u003cp\u003eNo, the tool is designed to work with a \u003cstrong\u003emobile\/tablet\u003c\/strong\u003e (Android\/iOS).\u003c\/p\u003e\n\u003ch3\u003e22) Can it be used by beginners?\u003c\/h3\u003e\n\u003cp\u003eYes, the app is described as user-friendly with clear graphs, language support, and code libraries.\u003c\/p\u003e\n\u003ch3\u003e23) Does it work on diesel cars?\u003c\/h3\u003e\n\u003cp\u003eOBD2 support for diesel varies with model year\/region, but many diesel cars are supported. Check the OBD2 port and support in the app.\u003c\/p\u003e\n\u003ch3\u003e24) Can I read TPMS (tire pressure monitoring system)?\u003c\/h3\u003e\n\u003cp\u003eTPMS is mentioned as system support, but the exact function varies between cars and may require car-specific support.\u003c\/p\u003e\n\u003ch3\u003e25) Can I read the battery system (BMS)?\u003c\/h3\u003e\n\u003cp\u003eBMS is mentioned in the list. The exact level depends on the car's system and how data is exposed in the app.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"ansvar\"\u003e\n\u003ch2\u003eNotices \u0026amp; Disclaimer\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem support varies:\u003c\/strong\u003e Full system diagnosis and active tests depend on the car make\/model\/year and equipment level.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive safely:\u003c\/strong\u003e Do not use diagnostic functions while driving. Park in a safe location.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDo not clear randomly:\u003c\/strong\u003e Save fault codes and freeze frame before clearing. Address the root cause first.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive tests:\u003c\/strong\u003e May affect components. Follow instructions and only perform tests when the car is safely parked.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e OBD2 primarily applies to engine\/emissions. Manufacturer-specific systems may require special support.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003cstrong\u003eE-E-A-T:\u003c\/strong\u003e This guide has been developed to be practical, clear, and based on the product's specified functions and common workshop practices. \u003cbr\u003e\u003cstrong\u003eLast updated:\u003c\/strong\u003e 2026-02-14\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI MAXOBD\u003c\/strong\u003e is a smart choice when you want \u003cstrong\u003efull system scanning\u003c\/strong\u003e, \u003cstrong\u003eactive tests\u003c\/strong\u003e, and \u003cstrong\u003elive data with graphs\u003c\/strong\u003e in a mobile-based solution. With \u003cstrong\u003eBluetooth 5.2\u003c\/strong\u003e, \u003cstrong\u003eAuto-VIN\u003c\/strong\u003e, and \u003cstrong\u003eshareable reports\u003c\/strong\u003e, troubleshooting becomes faster and documentation better – whether you are a DIY enthusiast or a professional.\u003c\/p\u003e\n\u003cp\u003eDo you want to complement with more accessories? See our categories: \u003ca href=\"\/en-en\/collections\/obd2-tillbehor\"\u003eOBD2 accessories\u003c\/a\u003e and \u003ca href=\"\/en-en\/collections\/diagnosverktyg\"\u003ediagnostic tools\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54421775745292,"sku":"FEL-MAXOBD","price":319.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H95f0e401ac7f41da971cd568a9f18140u.jpg_720x720q50.avif?v=1781473134"},{"product_id":"konnwei-kw330-obd2-eobd-felkodslasare-enhanced-handheld-automotive-engine-analyzer","title":"KONNWEI KW330 – OBD2\/EOBD Fault Code Reader (Enhanced Handheld Automotive Engine Analyzer)","description":"\u003ch2\u003eKONNWEI KW330 – OBD2\/EOBD Fault Code Reader (Enhanced Handheld Automotive Engine Analyzer)\u003c\/h2\u003e\n\u003c!-- KORTVERSION 200–300 ORD (SEPARAT SAMMANFATTNING ÖVERST) --\u003e\n\u003csection\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI KW330\u003c\/strong\u003e is a portable \u003cstrong\u003eOBD2\/EOBD car diagnostic\u003c\/strong\u003e and \u003cstrong\u003efault code reader\u003c\/strong\u003e for 12V vehicles with verified OBD2 support. It is designed to work primarily with the \u003cstrong\u003eEngine System\u003c\/strong\u003e, helping you quickly understand why the Check Engine Light (MIL) is on, read out diagnostic trouble codes (DTCs), interpret them directly on the screen, and, if necessary, erase codes and reset monitors. The KW330 supports both generic codes (\u003cstrong\u003eP0, P2, P3, U0\u003c\/strong\u003e) and manufacturer-specific codes (\u003cstrong\u003eP1, P3, U1\u003c\/strong\u003e). It can also display \u003cstrong\u003efreeze frame\u003c\/strong\u003e, \u003cstrong\u003epending codes\u003c\/strong\u003e, \u003cstrong\u003elive data\/PCM data stream\u003c\/strong\u003e, and perform test functions such as \u003cstrong\u003eO2 sensor test\u003c\/strong\u003e and \u003cstrong\u003eEVAP test\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eFor those who need emissions and inspection-related information, the KW330 offers \u003cstrong\u003eI\/M readiness\u003c\/strong\u003e and \u003cstrong\u003edrive cycle verification\u003c\/strong\u003e, making it easier to see if the vehicle is ready after repair or code erasure. It features a clear \u003cstrong\u003e2.8\" color screen\u003c\/strong\u003e, a built-in \u003cstrong\u003eDTC lookup library\u003c\/strong\u003e, and can retrieve vehicle information such as \u003cstrong\u003eVIN\u003c\/strong\u003e (and, if supported: \u003cstrong\u003eCIN\u003c\/strong\u003e and \u003cstrong\u003eCVN\u003c\/strong\u003e). The tool supports \u003cstrong\u003eCAN (Controller Area Network)\u003c\/strong\u003e and other current OBD-II protocols, and offers memory\/backup for reviewing data even when the device is not connected to the car. With support for \u003cstrong\u003e9 languages\u003c\/strong\u003e (English, French, German, Dutch, Spanish, Russian, Portuguese, Italian, Polish), the KW330 is suitable for both DIYers and workshops looking for a fast, affordable \u003cstrong\u003eOBDII\/EOBD car scanner\u003c\/strong\u003e with a color screen and strong engine-related functions. ✅\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection\u003e\n\u003ch2\u003eIntroduction – What is the KW330 and what can it help you with?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003ePortable Car Scanner KW330\u003c\/strong\u003e from \u003cstrong\u003eKONNWEI\u003c\/strong\u003e is a handheld diagnostic tool for those who want to troubleshoot their car's \u003cstrong\u003eengine system\u003c\/strong\u003e via OBD2\/EOBD. When a car illuminates the Check Engine Light (MIL), it could be anything from a minor sensor deviation to a fault affecting emissions, fuel consumption, or drivability. With the KW330, you can plug the tool into the car's \u003cstrong\u003e16-pin OBDII port\u003c\/strong\u003e (on 12V vehicles), turn on the ignition, and then select the diagnostic mode you want to use. The tool allows you to read \u003cstrong\u003eDTC fault codes\u003c\/strong\u003e, view descriptions directly on the screen, look at \u003cstrong\u003efreeze frame data\u003c\/strong\u003e (a \"snapshot\" of operating values when the fault was recorded), read \u003cstrong\u003elive datastream\u003c\/strong\u003e from the powertrain control module (PCM), and perform checks such as \u003cstrong\u003eI\/M readiness\u003c\/strong\u003e and various emissions-related tests (e.g., O2 sensor and EVAP when the car supports it).\u003c\/p\u003e\n\u003cp\u003eThe KW330 is essentially an upgrade from simpler fault code readers, as it combines several practical functions in one tool: a lookup library for codes, display of monitor status, the ability to store\/playback live data, and a clear color screen. It is therefore particularly relevant for those who want a convenient \u003cstrong\u003eOBD2 code reader\u003c\/strong\u003e, an \u003cstrong\u003eengine trouble scanner\u003c\/strong\u003e, and a \u003cstrong\u003ecar fault diagnostic tool\u003c\/strong\u003e in the same unit – without needing to use a computer for the most common engine-related tasks.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSpecifications (bullet list)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e KW330 Enhanced Handheld Automotive Engine Analyzer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 0.77W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e KONNWEI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Guangdong, China\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e KW330 automotive diagnostic equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Function:\u003c\/strong\u003e Read and erase fault codes in the Engine System\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmissions Functions:\u003c\/strong\u003e Vehicle Emissions check \/ drive cycle verification, I\/M readiness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData \u0026amp; Analysis:\u003c\/strong\u003e Live datastream, freeze frame data, DTC lookup, pending codes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTests:\u003c\/strong\u003e Battery check, O2 sensor test, EVAP test\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Info:\u003c\/strong\u003e Read VIN (and if supported: CIN and CVN)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScreen:\u003c\/strong\u003e 2.8\" color clear screen (large, easy-to-read color LCD)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages (9):\u003c\/strong\u003e English, French, German, Dutch, Spanish, Russian, Portuguese, Italian, Polish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Detect 12V cars which are OBD2 protocol verified\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Color:\u003c\/strong\u003e Black + red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertificates:\u003c\/strong\u003e CE, RoHS, FCC, ISO\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocol Support:\u003c\/strong\u003e Supports CAN (Controller Area Network) and all other current OBD-II protocols\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeywords\/Search terms:\u003c\/strong\u003e OBD2 code reader, engine trouble scanner, car fault diagnostic tool, OBDII EOBD car scan tool, escanner automotriz, automotive diagnostic scanner, color screen car scanner\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eH2\/H3 variants and synonyms (for clarity and SEO)\u003c\/h2\u003e\n\u003cp\u003eThe KW330 can be described in several ways depending on how you search: \u003cstrong\u003eOBD2 fault code reader\u003c\/strong\u003e, \u003cstrong\u003eOBDII diagnostic tool\u003c\/strong\u003e, \u003cstrong\u003eEOBD code reader\u003c\/strong\u003e, \u003cstrong\u003eengine diagnostic\u003c\/strong\u003e, \u003cstrong\u003ecar scanner\u003c\/strong\u003e or \u003cstrong\u003eautomotive diagnostic scanner\u003c\/strong\u003e. Regardless of the name, the focus is the same: quick and clear diagnostics of engine-related fault codes and status data via the car's OBD2 system.\u003c\/p\u003e\n\u003ch3\u003eOBD2 code reader \/ OBDII EOBD car scan tool\u003c\/h3\u003e\n\u003cp\u003eFor those who primarily want to read\/erase codes and turn off the Check Engine Light (MIL), the KW330 is a classic \u003cstrong\u003eOBD2 code reader\u003c\/strong\u003e with a clear screen and lookup library.\u003c\/p\u003e\n\u003ch3\u003eEngine trouble scanner \/ Automotive engine analyzer\u003c\/h3\u003e\n\u003cp\u003eFor those who want to understand \u003cem\u003ewhy\u003c\/em\u003e a code appears and view operating data, the KW330 is also an \u003cstrong\u003eengine analyzer\u003c\/strong\u003e with live data, freeze frame, and monitor status.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eFunctions \u0026amp; Applications\u003c\/h2\u003e\n\u003ch3\u003eReads and erases fault codes in the engine system (DTC)\u003c\/h3\u003e\n\u003cp\u003eThe KW330 is designed to \u003cstrong\u003eread\u003c\/strong\u003e and \u003cstrong\u003eerase\u003c\/strong\u003e fault codes in the car's \u003cstrong\u003eengine system\u003c\/strong\u003e. It can retrieve both generic and manufacturer-specific codes: generic \u003cstrong\u003eP0, P2, P3, and U0\u003c\/strong\u003e as well as manufacturer-specific \u003cstrong\u003eP1, P3, and U1\u003c\/strong\u003e. After reading, you can see code definitions directly on the screen, reducing the need to search elsewhere. The function to erase codes can also \u003cstrong\u003eturn off the Check Engine Light (MIL)\u003c\/strong\u003e and \u003cstrong\u003ereset monitors\u003c\/strong\u003e (note that erasing does not \"repair\" the fault – it clears the fault memory and may require the car to be driven to verify status again).\u003c\/p\u003e\n\u003ch3\u003eDTC lookup – built-in lookup library\u003c\/h3\u003e\n\u003cp\u003eThe tool has a \u003cstrong\u003ebuilt-in OBD-II DTC lookup library\u003c\/strong\u003e, allowing you to look up codes and get an understandable explanation directly on the device. This is particularly practical if you want to make quick decisions: check a sensor, investigate a leak, or plan the next troubleshooting step.\u003c\/p\u003e\n\u003ch3\u003eFreeze frame – view data when the fault occurred\u003c\/h3\u003e\n\u003cp\u003eWhen certain fault codes are registered, the car saves a \"freeze frame\" – a snapshot of operating values (e.g., temperature, RPM, load) from when the fault was detected. The KW330 can \u003cstrong\u003eread freeze frame data\u003c\/strong\u003e so you can understand the context: does the fault occur during a cold start, under load, on the highway, or at idle? This type of information can save a lot of time compared to guessing.\u003c\/p\u003e\n\u003ch3\u003eLive datastream (PCM) – follow sensor data in real-time\u003c\/h3\u003e\n\u003cp\u003eThe KW330 can \u003cstrong\u003eread live PCM datastream\u003c\/strong\u003e and also \u003cstrong\u003ereads live PCM datastream\u003c\/strong\u003e according to the function list. This means you can see real-time values from the engine's control system while the car is running. For troubleshooting, this is often crucial: you can see if a sensor is behaving reasonably, if values are jumping, or if something is outside the normal range. The tool can also \u003cstrong\u003eread, store \u0026amp; playback live sensor data\u003c\/strong\u003e, which is practical if you want to compare before\/after an action or analyze an intermittent problem.\u003c\/p\u003e\n\u003ch3\u003eGraph display of data (1996 and newer)\u003c\/h3\u003e\n\u003cp\u003eThe KW330 can \u003cstrong\u003egraph data (1996 and newer)\u003c\/strong\u003e according to the specification (\"Graphs data C (1996 and newer)\"). Graph display can make it easier to see trends and variations, such as how a sensor signal changes over time, instead of just reading numbers.\u003c\/p\u003e\n\u003ch3\u003eI\/M readiness, emissions check, and drive cycle verification\u003c\/h3\u003e\n\u003cp\u003eFor emissions-related checks, the KW330 \u003cstrong\u003eDisplays monitor and I\/M readiness status (emissions)\u003c\/strong\u003e as well as \u003cstrong\u003eVehicle Emissions check \/ drive cycle verification\u003c\/strong\u003e. This helps you see if the car's OBD monitors are \"ready\" after repair or after fault codes have been cleared. This is particularly relevant when you want to avoid the car going for inspection with monitors that haven't completed their checks.\u003c\/p\u003e\n\u003ch3\u003ePending codes – find problems before the light stays on constantly\u003c\/h3\u003e\n\u003cp\u003eThe tool can \u003cstrong\u003eIdentify pending codes\u003c\/strong\u003e, meaning you can see codes that are about to become active but haven't yet triggered a permanent warning. This can be invaluable for intermittent faults: you get an early indication of what the control system is reacting to.\u003c\/p\u003e\n\u003ch3\u003eO2 sensor test and EVAP test\u003c\/h3\u003e\n\u003cp\u003eThe KW330 can \u003cstrong\u003eDisplay live O2 sensor test data\u003c\/strong\u003e and also has \u003cstrong\u003eEVAP test\u003c\/strong\u003e according to the specification. These functions are often used when troubleshooting emissions-related problems, such as an inefficient catalytic converter, oxygen sensor deviations, or evaporative system faults (leaks\/valves). Exact availability may vary between car models, as different vehicles expose different test modes via OBD.\u003c\/p\u003e\n\u003ch3\u003eBattery check – quick check of battery voltage\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBattery check\u003c\/strong\u003e function allows for a quick indication of the battery's status\/voltage via the tool (depending on how the car reports data). This is practical because low voltage can affect both starting problems and communication with control systems.\u003c\/p\u003e\n\u003ch3\u003eModules present test\u003c\/h3\u003e\n\u003cp\u003eThe KW330 can also \u003cstrong\u003ePerform modules present test\u003c\/strong\u003e according to the function list. This function can help you see which modules\/ECUs are present (to the extent the vehicle supports this via OBD). This can provide additional context during troubleshooting.\u003c\/p\u003e\n\u003ch3\u003eVehicle information: VIN, CIN, and CVN\u003c\/h3\u003e\n\u003cp\u003eThe tool can \u003cstrong\u003eRetrieve vehicle information (VIN, CIN and CVN)\u003c\/strong\u003e and also has an option to \u003cstrong\u003eread VIN\u003c\/strong\u003e. VIN is the car's chassis number (Vehicle Identification Number). CIN and CVN may appear on some vehicles as supplementary identification\/calibration information. What information can actually be read depends on the car model and support level.\u003c\/p\u003e\n\u003ch3\u003eSupport for CAN and other OBD-II protocols\u003c\/h3\u003e\n\u003cp\u003eThe KW330 \u003cstrong\u003eSupports CAN (Controller Area Network) and all other current OBD-II protocols\u003c\/strong\u003e. This means it can communicate with modern vehicles that use CAN, while also handling other OBD-II protocols found on OBD2-compliant vehicles.\u003c\/p\u003e\n\u003ch3\u003eLarge color screen and easy-to-read LCD\u003c\/h3\u003e\n\u003cp\u003eThe tool has a \u003cstrong\u003e2.8\" color screen\u003c\/strong\u003e (Large easy-to-read color LCD screen) making it easier to read codes and navigate menus in a workshop environment. The clear screen is particularly useful for live data, graph display, and when you want to quickly see monitor status.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eAdvantages – Why choose KONNWEI KW330?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick path to the cause behind MIL:\u003c\/strong\u003e Read codes, view code definitions, and get a clearer troubleshooting start.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMore than just code reading:\u003c\/strong\u003e Live data, freeze frame, pending codes, and emissions monitors in one device.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmissions focus:\u003c\/strong\u003e I\/M readiness and drive cycle verification help you after repair or code erasure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePractical for everyday use:\u003c\/strong\u003e 2.8\" color screen and clear menu make it easy to use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad vehicle base:\u003c\/strong\u003e Works on 1996 and newer OBDII-compliant US\/European\/Asian vehicles (provided OBD2 support).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguage support:\u003c\/strong\u003e 9 languages make it useful in mixed environments and for different users.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePortable and cost-effective:\u003c\/strong\u003e A convenient solution when you want engine-related diagnostics without a computer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData management:\u003c\/strong\u003e Can read, store \u0026amp; playback live sensor data and offer memory\/backup for off-vehicle review.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eCompatibility – Which cars are compatible with the KW330?\u003c\/h2\u003e\n\u003cp\u003eAccording to product information, the KW330 works on \u003cstrong\u003eall 1996 and newer OBDII-compliant\u003c\/strong\u003e vehicles from the US, Europe, and Asia, as well as on \u003cstrong\u003e12V cars where the OBD2 protocol is verified\u003c\/strong\u003e. This means the car needs to have an OBD2\/EOBD system that is actually active and accessible via the car's diagnostic port.\u003c\/p\u003e\n\u003cp\u003eIt is important to know that \u003cstrong\u003eOBD2\u003c\/strong\u003e primarily standardizes communication for \u003cstrong\u003eengine-related\u003c\/strong\u003e emissions and operating data. The KW330 is therefore primarily a tool for the \u003cstrong\u003eEngine System\u003c\/strong\u003e. On many cars, you can read a lot of useful information about engine control, but other systems (e.g., ABS, airbag\/SRS, comfort systems) may require brand-specific tools. Exactly which tests (O2\/EVAP), what vehicle information (VIN\/CIN\/CVN), and which monitors are displayed depends on how each car model exposes data via OBD.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e If you are unsure if your car is OBD2\/EOBD compatible, check that it has a 16-pin OBD2 port and that OBD2 is active for your model year\/market. For best results: test communication, read the VIN, and perform a quick I\/M readiness check – this often provides a clear indication of the support level.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eManual \u0026amp; Installation Guide – Complete Step-by-Step (HTML)\u003c\/h2\u003e\n\u003cp\u003eHere's a beginner-friendly, complete guide on how to use the \u003cstrong\u003eKONNWEI KW330\u003c\/strong\u003e in practice. The steps are general and may differ slightly between car models but follow a safe and efficient workflow: connection, code reading, interpretation, freeze frame check, live data, emissions status, tests, and code erasure.\u003c\/p\u003e\n\u003ch3\u003e1) Preparations before connecting the KW330\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePark safely:\u003c\/strong\u003e Park the car on a flat surface, engage the parking brake, and ensure the gear is in P (automatic) or neutral (manual).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck battery\/voltage:\u003c\/strong\u003e Low battery voltage can affect OBD communication. If the car is hard to start, charge the battery first.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocate the OBD2 port:\u003c\/strong\u003e The 16-pin OBD2 port is usually under the dashboard near the driver's seat, sometimes behind a small cover.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTurn off unnecessary consumers:\u003c\/strong\u003e Turn off lights, AC, and other major consumers if you are troubleshooting with low voltage.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e2) Connection – plug into the car's 16-pin OBDII\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert the KW330\u003c\/strong\u003e into the car's 16-pin OBD2 port firmly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTurn on the ignition:\u003c\/strong\u003e Start the ignition according to the car's mode (often \"ignition on, engine off\" for reading). For live data, you often need the engine running.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWait for initialization:\u003c\/strong\u003e The KW330 will start and establish communication with the car's OBD system.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e3) Quick check: Read vehicle information (VIN\/CIN\/CVN if supported)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect the menu option for \u003cstrong\u003eVehicle Information\u003c\/strong\u003e or equivalent.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead the VIN\u003c\/strong\u003e and check that communication is working.\u003c\/li\u003e\n\u003cli\u003eIf the tool displays \u003cstrong\u003eCIN\u003c\/strong\u003e and \u003cstrong\u003eCVN\u003c\/strong\u003e, note these if needed (e.g., for documentation or comparisons).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e4) Read fault codes (DTC) – active and pending\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eRead Codes\u003c\/strong\u003e or equivalent in the menu.\u003c\/li\u003e\n\u003cli\u003eNote \u003cstrong\u003eactive fault codes\u003c\/strong\u003e and their descriptions.\u003c\/li\u003e\n\u003cli\u003eThen go to \u003cstrong\u003ePending Codes\u003c\/strong\u003e to see codes that are about to become active.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocument:\u003c\/strong\u003e Write down the codes (e.g., P0xxx\/P1xxx) before making changes.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Do not erase codes directly unless you have first saved them and understood the context. The codes are often your best clue for where to start troubleshooting.\u003c\/p\u003e\n\u003ch3\u003e5) DTC lookup – look up and interpret the code\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect the code from the list and use \u003cstrong\u003eDTC lookup\u003c\/strong\u003e \/ code definition on the screen.\u003c\/li\u003e\n\u003cli\u003eRead the description and note whether the code is generic (P0\/P2\/P3\/U0) or manufacturer-specific (P1\/P3\/U1).\u003c\/li\u003e\n\u003cli\u003eDetermine the next step: visual inspection, measurement, test drive, or more data via freeze frame\/live data.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e6) Read freeze frame data – understand when the fault occurred\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eFreeze Frame\u003c\/strong\u003e in the menu.\u003c\/li\u003e\n\u003cli\u003eReview the operating values saved at the moment the fault occurred.\u003c\/li\u003e\n\u003cli\u003eNote relevant patterns: cold engine vs. warm engine, high load, idle, acceleration, etc.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e7) Live data\/PCM datastream – follow values in real-time\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eStart the engine if necessary to get relevant live data.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eLive Data\u003c\/strong\u003e or \u003cstrong\u003ePCM Datastream\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eSelect the parameters you want to see (e.g., temperature, RPM, fuel trim, sensor data – depending on what the car supports).\u003c\/li\u003e\n\u003cli\u003eOptionally use \u003cstrong\u003egraph display\u003c\/strong\u003e to see trends and variations over time.\u003c\/li\u003e\n\u003cli\u003eIf you need to compare: use the option to \u003cstrong\u003estore\u003c\/strong\u003e and \u003cstrong\u003eplayback\u003c\/strong\u003e live data (when the function is used in the device).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e8) O2 sensor test – check oxygen sensor-related data\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eO2 Sensor Test\u003c\/strong\u003e in the menu.\u003c\/li\u003e\n\u003cli\u003eFollow the instructions and read out the O2-related test data reported by the car.\u003c\/li\u003e\n\u003cli\u003eUse the results as support along with fault codes, live data, and freeze frame.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e9) EVAP test – check the evaporative system\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eEVAP Test\u003c\/strong\u003e in the menu.\u003c\/li\u003e\n\u003cli\u003eStart the test if the car supports EVAP functions via OBD.\u003c\/li\u003e\n\u003cli\u003eNote whether the test can be performed or if the car requires specific conditions (e.g., temperature, fuel level, drive cycle).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e10) I\/M readiness \u0026amp; drive cycle verification – is the car \"ready\"?\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eI\/M Readiness\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCheck monitor status (emissions). See which monitors are complete and which are not.\u003c\/li\u003e\n\u003cli\u003eUse \u003cstrong\u003edrive cycle verification\u003c\/strong\u003e as support to see if the drive cycle\/readiness seems fulfilled after action or after code erasure.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003ePractical advice:\u003c\/strong\u003e After you have cleared fault codes, monitors can often become \"Not Ready\" until the car has been driven in a certain drive cycle. This is normal and does not automatically mean something is wrong.\u003c\/p\u003e\n\u003ch3\u003e11) Battery check – quick indication\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eBattery Check\u003c\/strong\u003e if the menu offers this for your vehicle.\u003c\/li\u003e\n\u003cli\u003eNote the voltage value\/indication and assess if the car needs charging or further testing.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e12) Modules present test – check for present modules (if the vehicle supports it)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eModules Present Test\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eSee which modules are reported as present via the OBD function (support level varies).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e13) Erase fault codes \u0026amp; reset monitors – when you are ready\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eEnsure you have documented the codes and performed the necessary checks.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eErase Codes\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eConfirm erasure. The Check Engine Light (MIL) may turn off and monitors may reset.\u003c\/li\u003e\n\u003cli\u003eStart the car and check if codes reappear immediately or after a test drive.\u003c\/li\u003e\n\u003c\/ol\u003e\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e If the fault persists, codes often return. Deletion is a step in diagnosis\/remedy, not a repair in itself.\u003c\/p\u003e\n\u003ch3\u003e14) Exit and save your results\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eCheck if any codes remain or return as “pending”.\u003c\/li\u003e\n\u003cli\u003eSave\/note relevant values, especially if you plan further troubleshooting.\u003c\/li\u003e\n\u003cli\u003eUnplug the device only when you are finished and turn off the ignition if you don't need more data.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eTips \u0026amp; advice – how to get better troubleshooting results\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlways read codes before clearing:\u003c\/strong\u003e Document DTCs, freeze frame, and readiness. This makes troubleshooting faster and more accurate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCombine data:\u003c\/strong\u003e A fault code + freeze frame + live data often provides a clearer picture than just a code text.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThink in symptoms and causes:\u003c\/strong\u003e A code often points to an area (sensor\/circuit\/system), not always a \"defective part\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck pending codes:\u003c\/strong\u003e Intermittent faults often appear there before becoming permanent.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse readiness after repair:\u003c\/strong\u003e After repair and code clearing – check I\/M readiness to ensure monitors are working as they should.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFor emission faults:\u003c\/strong\u003e EVAP and O2 tests can be helpful, but often require the car to meet certain conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable power:\u003c\/strong\u003e For extensive troubleshooting – make sure the battery is charged for stable communication.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemember the tool's focus:\u003c\/strong\u003e The KW330 is primarily for engine systems\/OBD2 data. For ABS\/SRS\/body functions, other tools may be required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1) What is the KW330?\u003c\/h3\u003e\n\u003cp\u003eThe KW330 is a portable \u003cstrong\u003eOBD2\/EOBD fault code reader\u003c\/strong\u003e and \u003cstrong\u003eengine diagnostic tool\u003c\/strong\u003e (Enhanced Handheld Automotive Engine Analyzer) for 12V cars with verified OBD2 support.\u003c\/p\u003e\n\u003ch3\u003e2) Which cars does it work with?\u003c\/h3\u003e\n\u003cp\u003eAccording to the information, it works with \u003cstrong\u003e1996 and newer OBDII-compliant\u003c\/strong\u003e US, European, and Asian vehicles, as well as \u003cstrong\u003e12V cars\u003c\/strong\u003e where the OBD2 protocol is verified.\u003c\/p\u003e\n\u003ch3\u003e3) Can it turn off the check engine light (MIL)?\u003c\/h3\u003e\n\u003cp\u003eYes. The KW330 can clear fault codes and thus often turn off the \u003cstrong\u003eCheck Engine Light (MIL)\u003c\/strong\u003e. If the fault persists, the light will usually return after some time or driving.\u003c\/p\u003e\n\u003ch3\u003e4) Which fault codes can it read?\u003c\/h3\u003e\n\u003cp\u003eIt can read generic codes \u003cstrong\u003eP0, P2, P3, and U0\u003c\/strong\u003e, as well as manufacturer-specific codes \u003cstrong\u003eP1, P3, and U1\u003c\/strong\u003e according to the function list.\u003c\/p\u003e\n\u003ch3\u003e5) What does DTC mean?\u003c\/h3\u003e\n\u003cp\u003eDTC stands for \u003cem\u003eDiagnostic Trouble Code\u003c\/em\u003e – a fault code that the car's control system saves when it detects an anomaly.\u003c\/p\u003e\n\u003ch3\u003e6) Does it have code descriptions in the unit?\u003c\/h3\u003e\n\u003cp\u003eYes. It can \u003cstrong\u003edisplay DTC definitions\u003c\/strong\u003e and has a \u003cstrong\u003ebuilt-in DTC lookup library\u003c\/strong\u003e (OBD-II DTC lookup library).\u003c\/p\u003e\n\u003ch3\u003e7) What is freeze frame?\u003c\/h3\u003e\n\u003cp\u003eFreeze frame is saved operating values from when the fault was registered. The KW330 can read this data and help you understand the conditions under which the fault occurred.\u003c\/p\u003e\n\u003ch3\u003e8) Can it display live data?\u003c\/h3\u003e\n\u003cp\u003eYes. It can read \u003cstrong\u003elive PCM datastream\u003c\/strong\u003e and also read, store, and play back live data (live sensor data) when the function is used in the unit.\u003c\/p\u003e\n\u003ch3\u003e9) Can it show pending codes?\u003c\/h3\u003e\n\u003cp\u003eYes. It can identify \u003cstrong\u003epending codes\u003c\/strong\u003e, which are codes that have not yet become permanent but that the system has detected.\u003c\/p\u003e\n\u003ch3\u003e10) What is I\/M readiness?\u003c\/h3\u003e\n\u003cp\u003eI\/M readiness shows the status of emission monitors. It helps you see if the car is \"ready\" after repair or after code clearing.\u003c\/p\u003e\n\u003ch3\u003e11) What is meant by drive cycle verification?\u003c\/h3\u003e\n\u003cp\u003eIt refers to checking\/verifying the drive cycle\/readiness of emission monitors – whether the car has driven enough for the monitors to complete.\u003c\/p\u003e\n\u003ch3\u003e12) Does it have O2 sensor test?\u003c\/h3\u003e\n\u003cp\u003eYes. The KW330 can display \u003cstrong\u003elive O2 sensor test data\u003c\/strong\u003e when the car supports this via OBD.\u003c\/p\u003e\n\u003ch3\u003e13) Does it have EVAP test?\u003c\/h3\u003e\n\u003cp\u003eYes, \u003cstrong\u003eEVAP test\u003c\/strong\u003e is listed. The level of support and execution depends on the car model and conditions.\u003c\/p\u003e\n\u003ch3\u003e14) Can it read VIN?\u003c\/h3\u003e\n\u003cp\u003eYes. It can \u003cstrong\u003eread VIN\u003c\/strong\u003e and can also retrieve vehicle information (VIN, CIN, and CVN) when the vehicle supports it.\u003c\/p\u003e\n\u003ch3\u003e15) What are CIN and CVN?\u003c\/h3\u003e\n\u003cp\u003eThese are vehicle-related identification\/calibration information that some vehicles can report via OBD. Not all cars display this.\u003c\/p\u003e\n\u003ch3\u003e16) Does it support CAN?\u003c\/h3\u003e\n\u003cp\u003eYes. It \u003cstrong\u003esupports CAN\u003c\/strong\u003e (Controller Area Network) and other current OBD-II protocols.\u003c\/p\u003e\n\u003ch3\u003e17) Can it be used on 24V vehicles?\u003c\/h3\u003e\n\u003cp\u003eIt is specified for \u003cstrong\u003e12V\u003c\/strong\u003e. For 24V systems, other solutions are normally required.\u003c\/p\u003e\n\u003ch3\u003e18) Can it diagnose ABS\/airbag?\u003c\/h3\u003e\n\u003cp\u003eThe KW330's main focus is the \u003cstrong\u003eengine system\u003c\/strong\u003e and OBD2-related diagnostics. For ABS\/SRS and other brand\/system-specific functions, a different tool may be needed.\u003c\/p\u003e\n\u003ch3\u003e19) Are there multiple languages?\u003c\/h3\u003e\n\u003cp\u003eYes. It supports 9 languages: English, French, German, Dutch, Spanish, Russian, Portuguese, Italian, Polish.\u003c\/p\u003e\n\u003ch3\u003e20) What do I do if it doesn't connect to the car?\u003c\/h3\u003e\n\u003cp\u003eCheck that the ignition is on, that the OBD2 port is working, that the car is actually OBD2-verified, and that the battery voltage is stable. Try reading the VIN as a first step.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003ePackage Contents – what's included\u003c\/h2\u003e\n\u003cp\u003eExact contents may vary depending on package\/delivery. Always check your delivery against the packing slip\/product list. Usually includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eKONNWEI KW330 diagnostic tool (OBD2\/EOBD)\u003c\/li\u003e\n\u003cli\u003eQuick guide or user manual (printed or digital, depending on delivery)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eDisclaimer \u0026amp; important notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions may vary:\u003c\/strong\u003e OBD2 data, EVAP\/O2 tests, VIN\/CIN\/CVN, and monitor status depend on the car model, year, and how the vehicle supports OBD2 functions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearing is not repair:\u003c\/strong\u003e Clearing fault codes can turn off the MIL, but if the root cause remains, the fault will often return.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem scope:\u003c\/strong\u003e The KW330 is primarily intended for the \u003cstrong\u003eEngine System\u003c\/strong\u003e and OBD2-related functions. Other systems may require brand\/system-specific tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Never perform tests or handle vehicles in dangerous traffic situations. During test drives: follow applicable regulations and use safe methods.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12V:\u003c\/strong\u003e The product is specified for 12V vehicles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e The product is listed with CE, RoHS, FCC, and ISO, but always check documentation\/labels on your device if needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSummary – KW330 as an OBD2 fault code reader with color screen\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW330\u003c\/strong\u003e is a portable and practical \u003cstrong\u003eOBD2\/EOBD fault code reader\u003c\/strong\u003e for 12V cars with verified OBD2 support, developed as a clear upgrade from simpler code readers. It works with the \u003cstrong\u003eengine system\u003c\/strong\u003e and offers a complete package of functions: reading and clearing fault codes, displaying code definitions on screen, reading freeze frame, finding pending codes, monitoring live PCM datastream, graphically displaying data (1996 and newer), checking I\/M readiness and emission status, and performing O2- and EVAP-related tests when the vehicle supports it. With a \u003cstrong\u003e2.8\" color screen\u003c\/strong\u003e, built-in DTC lookup library, ability to read VIN (and with support CIN\/CVN), memory\/backup functions, and support for CAN and other OBD-II protocols, the KW330 is a strong choice for anyone who wants to troubleshoot the check engine light faster and more structured – at home in the garage or in the workshop's daily workflow. ✅\u003c\/p\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54615737237772,"sku":"FEL-KW330","price":299.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H5b440f7bda044e6ebf5ae3f681244a24N.png?v=1781472449"},{"product_id":"konnwei-kw331-batteritestare-6v-12v-24v","title":"KONNWEI KW331 Battery Tester – 6V\/12V\/24V","description":"\u003ch2\u003eKONNWEI KW331 Battery Tester – 6V\/12V\/24V Car Battery Tester \u0026 Electrical System Analyzer\u003c\/h2\u003e\n\u003c!-- KORTVERSION 200–300 ORD (SEPARAT SAMMANFATTNING ÖVERST) --\u003e\n\u003csection\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW331\u003c\/strong\u003e is a portable \u003cstrong\u003ebattery tester\u003c\/strong\u003e and \u003cstrong\u003eelectrical system analyzer\u003c\/strong\u003e for those who want a quick, clear, and more \"real-world\" assessment of battery health – without having to guess. With a \u003cstrong\u003eOne-Click Quick Check\u003c\/strong\u003e, you can rapidly diagnose common battery problems and get a more precise picture of what's actually happening: is the battery healthy, discharged, about to fail – or is the problem perhaps something in the car's\/charging system's behavior? The KW331 supports \u003cstrong\u003e6V\/12V\/24V\u003c\/strong\u003e, making it useful for several types of vehicles and applications, such as \u003cstrong\u003ecars\u003c\/strong\u003e, \u003cstrong\u003etrucks\u003c\/strong\u003e, \u003cstrong\u003emotorcycles\u003c\/strong\u003e, and even \u003cstrong\u003eboats\/ships\u003c\/strong\u003e where battery systems and voltage levels can differ.\u003c\/p\u003e\n\u003cp\u003eThe clear \u003cstrong\u003e2.8\" color screen (Color TFT)\u003c\/strong\u003e makes it easy to read results and detailed information directly on site – in the garage, in the workshop, or out in the field. The KW331 is also built to work with several common battery types: \u003cstrong\u003eWet (liquid)\u003c\/strong\u003e, \u003cstrong\u003eAGM\u003c\/strong\u003e, \u003cstrong\u003eGEL\u003c\/strong\u003e, \u003cstrong\u003eEFB\u003c\/strong\u003e, and \u003cstrong\u003eLithium\u003c\/strong\u003e. This means you can use the same tester whether you're working with traditional starter batteries, modern start\/stop cars, or applications where lithium is used.\u003c\/p\u003e\n\u003cp\u003eIn short: if you want a \u003cstrong\u003equick battery check\u003c\/strong\u003e but still need \u003cstrong\u003eaccurate battery analysis\u003c\/strong\u003e to help you make the right decision (charge, troubleshoot, or replace), then the KONNWEI KW331 is a smart tool to have ready. ✅\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection\u003e\n\u003ch2\u003eIntroduction – What is the KONNWEI KW331 and what problems does it solve?\u003c\/h2\u003e\n\u003cp\u003eBattery problems are one of the most common causes of starting difficulties, sporadic failures, \"mysterious\" warning lights, and electronics behaving strangely – especially when temperatures drop or when the car has been parked for a long time. The \u003cstrong\u003eKONNWEI KW331\u003c\/strong\u003e is designed to provide \u003cstrong\u003eaccurate battery analysis\u003c\/strong\u003e that helps you quickly understand if the fault actually lies with the battery, or if you need to investigate the electrical system's behavior further.\u003c\/p\u003e\n\u003cp\u003eThe supplier's focus is clear: \u003cstrong\u003eAccurate battery analysis for precise results\u003c\/strong\u003e. This means the KW331 is not just a \"voltage meter,\" but a tool built to help you assess battery status in a more useful way in real-world situations. You also get an efficient workflow with a \u003cstrong\u003eOne-Click Quick Check\u003c\/strong\u003e for rapid diagnosis when you want to get started immediately.\u003c\/p\u003e\n\u003cp\u003eThe fact that the KW331 also supports \u003cstrong\u003e6V\/12V\/24V\u003c\/strong\u003e makes it extra flexible. 12V dominates passenger cars and many motorcycles, 24V is often used in trucks and certain work vehicles, and 6V is found in some older applications. Overall, this makes the KW331 a practical \u003cstrong\u003e6V\/12V\/24V battery tester\u003c\/strong\u003e for both DIY enthusiasts and professionals.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSpecifications (bullet list)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e DIY Tool KONNWEI KW331 Car Battery Tester \u0026 Electrical System Analyzer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem voltage support:\u003c\/strong\u003e 6V \/ 12V \/ 24V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick test:\u003c\/strong\u003e One-Click Quick Check (rapid diagnosis of battery problems)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 2.8\" color TFT (Color TFT Screen)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery types:\u003c\/strong\u003e Wet (liquid), AGM, GEL, EFB, Lithium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Suitable for multiple vehicle types, e.g., cars, trucks, motorcycles, and boats\/ships\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eKeywords \u0026 variants (for clarity and SEO)\u003c\/h2\u003e\n\u003cp\u003eThe KW331 can be described as a \u003cstrong\u003ebattery tester\u003c\/strong\u003e, \u003cstrong\u003ebattery analyzer\u003c\/strong\u003e, \u003cstrong\u003ecar battery tester\u003c\/strong\u003e, \u003cstrong\u003estarter battery tester\u003c\/strong\u003e, \u003cstrong\u003eelectrical system tester\u003c\/strong\u003e, or \u003cstrong\u003eBattery Tester 6V\/12V\/24V\u003c\/strong\u003e. Regardless of the designation, the core is the same: quick and clear checking of battery status and a more structured path to the correct action (charge, further troubleshooting, or replace).\u003c\/p\u003e\n\u003ch3\u003e12V Battery Tester\u003c\/h3\u003e\n\u003cp\u003eFor passenger cars and many motorcycles, 12V is standard. The KW331 makes it easy to quickly check the battery on-site, especially when the vehicle feels sluggish to start or when electronics behave inconsistently.\u003c\/p\u003e\n\u003ch3\u003e24V Battery Tester\u003c\/h3\u003e\n\u003cp\u003eFor trucks and certain work vehicles with 24V systems, a compatible battery tester can be a necessity. The KW331's 24V support allows you to work more uniformly even when your vehicle fleet varies.\u003c\/p\u003e\n\u003ch3\u003eBattery Tester for AGM \/ EFB \/ Lithium\u003c\/h3\u003e\n\u003cp\u003eModern cars with start\/stop often use AGM or EFB batteries. In other applications, lithium may be present. The KW331 supports multiple battery types so you can select the correct type in the testing process and get more relevant results.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eFeatures \u0026 applications\u003c\/h2\u003e\n\u003ch3\u003eAccurate battery analysis\u003c\/h3\u003e\n\u003cp\u003eThe supplier describes the KW331 as a tool for \u003cstrong\u003eprecise battery analysis\u003c\/strong\u003e. In practice, this means you get a clearer assessment than a simple \"voltage measurement\": you can quickly determine if the battery needs charging, if it's weak, or if it's likely time to replace it. For troubleshooting, it means fewer guesses and less \"replacing on a whim.\"\u003c\/p\u003e\n\u003ch3\u003eOne-Click Quick Check – quick check with one click\u003c\/h3\u003e\n\u003cp\u003eWhen you need a quick answer (e.g., at customer reception, for emergency starts, or before inspection\/delivery), the \u003cstrong\u003eOne-Click Quick Check\u003c\/strong\u003e is an efficient way to get started. You connect the tester correctly, select the battery type, and let the device perform its quick diagnosis.\u003c\/p\u003e\n\u003ch3\u003e6V\/12V\/24V – one tester for multiple vehicle types\u003c\/h3\u003e\n\u003cp\u003eThe KW331 is suitable for several types of vehicles and applications: \u003cstrong\u003ecars\u003c\/strong\u003e, \u003cstrong\u003etrucks\u003c\/strong\u003e, \u003cstrong\u003emotorcycles\u003c\/strong\u003e, and \u003cstrong\u003eships\/boats\u003c\/strong\u003e. This is particularly useful if you have multiple vehicles, work with a mixed vehicle fleet, or want to be able to assist both passenger cars and heavier vehicles without switching tools.\u003c\/p\u003e\n\u003ch3\u003e2.8\" color screen (Color TFT) – easy to read, easy to understand\u003c\/h3\u003e\n\u003cp\u003eA clear screen makes a big difference when you're in the garage or out in the field. The KW331 has a \u003cstrong\u003e2.8\" color TFT screen\u003c\/strong\u003e that is easy to read and can display more detailed information without becoming cluttered. This makes results and recommendations easier to interpret – even for beginners.\u003c\/p\u003e\n\u003ch3\u003eSupport for Wet \/ AGM \/ GEL \/ EFB \/ Lithium – flexible battery management\u003c\/h3\u003e\n\u003cp\u003eBattery type affects how the battery behaves and how test results should be interpreted. The KW331 supports several common types:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWet (liquid):\u003c\/strong\u003e Traditional lead-acid starter batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAGM:\u003c\/strong\u003e Common in modern cars, especially start\/stop and high electrical loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGEL:\u003c\/strong\u003e Used in certain applications where vibration resistance and leak-proofness are important.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEFB:\u003c\/strong\u003e Enhanced flooded battery, often in simpler start\/stop systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLithium:\u003c\/strong\u003e Found in some vehicles\/applications – it's important to select the correct battery type in the tester.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eAdvantages – why choose the KONNWEI KW331?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFaster decisions:\u003c\/strong\u003e Get a clear battery assessment that helps you decide whether to charge, troubleshoot, or replace.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFewer \"chance replacements\":\u003c\/strong\u003e More accurate battery analysis reduces the risk of replacing parts unnecessarily.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits more vehicles:\u003c\/strong\u003e 6V\/12V\/24V means you can use the same tool for different types of vehicles and applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupport for modern batteries:\u003c\/strong\u003e AGM\/EFB\/Lithium support makes it relevant even for newer vehicles and systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear readout:\u003c\/strong\u003e The 2.8\" color screen makes results easier to understand and explain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBeginner-friendly:\u003c\/strong\u003e One-click quick test makes it easy to use even if you don't test batteries every day.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eCompatibility – what is the KW331 suitable for?\u003c\/h2\u003e\n\u003cp\u003eThe KW331 is designed to work with \u003cstrong\u003e6V\/12V\/24V\u003c\/strong\u003e battery systems, making it suitable for several types of vehicles and applications. It can be used on:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePassenger cars (12V):\u003c\/strong\u003e Most common, both older and newer vehicles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrucks and certain work vehicles (24V):\u003c\/strong\u003e Common in heavier applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotorcycles (often 12V):\u003c\/strong\u003e Especially practical at the start of the season and after winter storage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoats\/ships (can vary):\u003c\/strong\u003e Battery systems can be 12V or 24V depending on the installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt also supports several battery types: \u003cstrong\u003eWet, AGM, GEL, EFB, and Lithium\u003c\/strong\u003e. For best results, you should always select the correct battery type on the device before running the test.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eManual \u0026 installation guide – complete step-by-step (HTML)\u003c\/h2\u003e\n\u003cp\u003eBelow is a complete and beginner-friendly guide on how to use the \u003cstrong\u003eKONNWEI KW331\u003c\/strong\u003e. The steps are written to work in both a workshop and a home garage. Exact menu options may vary slightly, but the workflow is the same: secure connection, correct battery type, quick test, and interpretation.\u003c\/p\u003e\n\u003ch3\u003e1) Safety and preparations\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eWork safely:\u003c\/strong\u003e Turn off ignition\/engine unless explicitly needed. Work in a well-ventilated environment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection:\u003c\/strong\u003e Wear safety glasses and avoid loose clothing\/jewelry near battery terminals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisual inspection of the battery:\u003c\/strong\u003e Check for cracks, swelling, severe corrosion, or leaks. Do not test a clearly damaged battery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean terminals if necessary:\u003c\/strong\u003e Oxidation\/corrosion can lead to misleading contact. Ensure clamps have a good grip.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdentify system voltage:\u003c\/strong\u003e 6V, 12V, or 24V depending on the vehicle\/application.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdentify battery type:\u003c\/strong\u003e Wet, AGM, GEL, EFB, or Lithium.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e2) Connect the KW331 correctly\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eRed clamp to positive (+):\u003c\/strong\u003e Connect the red clamp to the battery's positive terminal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack clamp to negative (−):\u003c\/strong\u003e Connect the black clamp to the battery's negative terminal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnsure clamps are firmly attached:\u003c\/strong\u003e Poor contact can lead to inaccurate results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvoid sparks:\u003c\/strong\u003e Connect the clamps in the correct order and keep them apart so they don't short-circuit.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e3) Select battery type on the device\u003c\/h3\u003e\n\u003cp\u003eTo ensure the test result is as relevant as possible, you should select the correct battery type. In the device's menus, choose: \u003cstrong\u003eWet\u003c\/strong\u003e, \u003cstrong\u003eAGM\u003c\/strong\u003e, \u003cstrong\u003eGEL\u003c\/strong\u003e, \u003cstrong\u003eEFB\u003c\/strong\u003e, or \u003cstrong\u003eLithium\u003c\/strong\u003e.\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eOpen the menu for battery type.\u003c\/li\u003e\n\u003cli\u003eSelect the type indicated on the battery label or specified by the vehicle manufacturer.\u003c\/li\u003e\n\u003cli\u003eConfirm your selection before running the test.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e4) Run One-Click Quick Check (quick test)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect \u003cstrong\u003eQuick Check\u003c\/strong\u003e or the corresponding quick test mode.\u003c\/li\u003e\n\u003cli\u003eStart the test (\"one click\").\u003c\/li\u003e\n\u003cli\u003eWait until the test is complete and the result is displayed on the screen.\u003c\/li\u003e\n\u003cli\u003eNote the result and any recommendations.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003ePractical tip:\u003c\/strong\u003e If the battery is deeply discharged, an initial test may suggest that the battery needs charging before a more accurate assessment can be made. In that case, charge the battery and test again.\u003c\/p\u003e\n\u003ch3\u003e5) Interpret the test result – how to make the right decision\u003c\/h3\u003e\n\u003cp\u003eDifferent battery testers present results in slightly different ways, but the goal is always to provide you with a clear direction. Use this rule of thumb:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOK \/ Good:\u003c\/strong\u003e The battery is deemed to be in good condition. If you still have problems – check cables, terminal connections, ground points, and possibly charging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecharge:\u003c\/strong\u003e The battery needs to be charged. Charge with a suitable battery charger and test again after resting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeak \/ Replace:\u003c\/strong\u003e The battery is deemed weak or at the end of its life. Consider replacement, especially if starting problems occur frequently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBad cell \/ Fault:\u003c\/strong\u003e Indicates an internal fault. The recommended action is usually replacement and checking surrounding components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e6) Test in the correct mode: in vehicle or out of vehicle\u003c\/h3\u003e\n\u003cp\u003eFor the best accuracy, you can test both when the battery is in the vehicle and (if possible) outside. Consider this:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn vehicle:\u003c\/strong\u003e Quick and practical. Good for an initial assessment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOut of vehicle:\u003c\/strong\u003e Can reduce the risk of other components affecting contact. Good for uncertain results.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e7) Recommended routine for starting problems (step-by-step)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTest the battery with Quick Check.\u003c\/li\u003e\n\u003cli\u003eIf the result indicates a need for charging: fully charge the battery.\u003c\/li\u003e\n\u003cli\u003eAllow the battery to rest for a while after charging (so surface charge has time to dissipate).\u003c\/li\u003e\n\u003cli\u003eTest again with the KW331.\u003c\/li\u003e\n\u003cli\u003eIf the battery is still deemed weak: check connections and consider replacement.\u003c\/li\u003e\n\u003cli\u003eIf the battery is OK but problems persist: proceed to troubleshoot the electrical system (cables, ground, starter motor, charging).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e8) Finish the test and disconnect\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eExit the test mode on the device if necessary.\u003c\/li\u003e\n\u003cli\u003eDisconnect the \u003cstrong\u003eblack clamp (negative)\u003c\/strong\u003e first.\u003c\/li\u003e\n\u003cli\u003eDisconnect the \u003cstrong\u003ered clamp (positive)\u003c\/strong\u003e last.\u003c\/li\u003e\n\u003cli\u003eStore the device in a dry and protected place.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eTips \u0026 advice – get more reliable tests\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect the correct battery type:\u003c\/strong\u003e AGM\/EFB\/Lithium should not be \"guessed.\" Read the battery label.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest after rest:\u003c\/strong\u003e Immediately after charging, surface charge can affect certain readings. Wait a while and test again.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck terminal connections:\u003c\/strong\u003e Poor contact is a classic issue and can lead to misleading results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntermittent problems:\u003c\/strong\u003e If the fault comes and goes, test both when everything is working and when the problem occurs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold affects performance:\u003c\/strong\u003e Batteries perform worse in cold temperatures. It's advisable to test before the winter season.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAfter battery replacement:\u003c\/strong\u003e Check that charging and connections are good, so you don't \"wear out\" the new battery prematurely.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1) What is the KONNWEI KW331?\u003c\/h3\u003e\n\u003cp\u003eThe KW331 is a \u003cstrong\u003ebattery tester\u003c\/strong\u003e and \u003cstrong\u003eelectrical system analyzer\u003c\/strong\u003e that provides accurate battery analysis and rapid diagnosis with One-Click Quick Check.\u003c\/p\u003e\n\u003ch3\u003e2) What voltages does the KW331 support?\u003c\/h3\u003e\n\u003cp\u003eIt supports \u003cstrong\u003e6V, 12V, and 24V\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e3) What vehicles can I use it on?\u003c\/h3\u003e\n\u003cp\u003eAccording to the supplier, it is suitable for several vehicle types, including \u003cstrong\u003ecars\u003c\/strong\u003e, \u003cstrong\u003etrucks\u003c\/strong\u003e, \u003cstrong\u003emotorcycles\u003c\/strong\u003e, and \u003cstrong\u003eships\/boats\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e4) What battery types does it support?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWet\u003c\/strong\u003e, \u003cstrong\u003eAGM\u003c\/strong\u003e, \u003cstrong\u003eGEL\u003c\/strong\u003e, \u003cstrong\u003eEFB\u003c\/strong\u003e, and \u003cstrong\u003eLithium\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e5) Is it difficult to use?\u003c\/h3\u003e\n\u003cp\u003eNo, it is designed to be easy to use and offers \u003cstrong\u003eOne-Click Quick Check\u003c\/strong\u003e for rapid diagnosis. Follow the manual steps for correct connection and battery type selection.\u003c\/p\u003e\n\u003ch3\u003e6) Is measuring voltage enough to know if the battery is good?\u003c\/h3\u003e\n\u003cp\u003eVoltage gives a hint, but doesn't always tell the whole story about the battery's true condition. A battery tester is designed to provide a more useful assessment for practical troubleshooting.\u003c\/p\u003e\n\u003ch3\u003e7) Can I test the battery while it's still in the car?\u003c\/h3\u003e\n\u003cp\u003eYes, that is common. For extra clarity, you can also test outside the vehicle if you suspect connections\/peripheral equipment are affecting it.\u003c\/p\u003e\n\u003ch3\u003e8) What do I do if the test says “Recharge”?\u003c\/h3\u003e\n\u003cp\u003eCharge the battery with a suitable charger, let it rest for a while, and test again. Discharge can otherwise give a misleading picture.\u003c\/p\u003e\n\u003ch3\u003e9) What does it mean if the test indicates “Replace” or “Weak”?\u003c\/h3\u003e\n\u003cp\u003eThis suggests that the battery is weak or nearing the end of its life. Also check terminals and wiring, but often replacement is a reasonable action if problems are recurring.\u003c\/p\u003e\n\u003ch3\u003e10) Does it work on start\/stop cars?\u003c\/h3\u003e\n\u003cp\u003eIt supports \u003cstrong\u003eAGM\u003c\/strong\u003e and \u003cstrong\u003eEFB\u003c\/strong\u003e, which are common battery types in start\/stop systems. Select the correct type before testing.\u003c\/p\u003e\n\u003ch3\u003e11) Can I use it on lithium batteries?\u003c\/h3\u003e\n\u003cp\u003eYes, \u003cstrong\u003eLithium\u003c\/strong\u003e is listed as a supported battery type. Use the correct mode and follow the battery manufacturer's safety recommendations.\u003c\/p\u003e\n\u003ch3\u003e12) How big is the screen?\u003c\/h3\u003e\n\u003cp\u003eThe KW331 has a \u003cstrong\u003e2.8\" color TFT screen\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e13) Can it help me find faults that are not the battery?\u003c\/h3\u003e\n\u003cp\u003eThe KW331 is a battery and electrical system-related tool. If the battery is OK but problems persist, further troubleshooting in the electrical system may be needed (e.g., charging, cables, ground points).\u003c\/p\u003e\n\u003ch3\u003e14) Is 24V support relevant for passenger cars?\u003c\/h3\u003e\n\u003cp\u003eUsually not, passenger cars are almost always 12V. 24V is most relevant for trucks and certain work vehicles.\u003c\/p\u003e\n\u003ch3\u003e15) Do I need to disconnect the battery to test?\u003c\/h3\u003e\n\u003cp\u003eNo, often it is fine to test in situ. If results are uncertain, testing outside the vehicle can be a good check.\u003c\/p\u003e\n\u003ch3\u003e16) What can lead to misleading test results?\u003c\/h3\u003e\n\u003cp\u003ePoor contact at the terminals, severe corrosion, a deeply discharged battery, or selecting the wrong battery type can affect the result.\u003c\/p\u003e\n\u003ch3\u003e17) When is the best time to test the battery?\u003c\/h3\u003e\n\u003cp\u003eBefore the winter season, when experiencing starting problems, after prolonged idleness, or when you want to quality-assure a vehicle before delivery.\u003c\/p\u003e\n\u003ch3\u003e18) Can I test multiple vehicles in a row?\u003c\/h3\u003e\n\u003cp\u003eYes, that is one of the points of a portable tester. Just make sure you disconnect safely between each test.\u003c\/p\u003e\n\u003ch3\u003e19) Is the KW331 suitable for workshops?\u003c\/h3\u003e\n\u003cp\u003eYes, quick test, clear screen, and support for multiple voltages and battery types make it useful even in a workshop environment.\u003c\/p\u003e\n\u003ch3\u003e20) What do I do if the battery seems OK but the car still starts poorly?\u003c\/h3\u003e\n\u003cp\u003eCheck wiring, terminal connections, ground points, and charging. The starter motor and other components can also affect it. Battery testing is an important part – but not always the whole answer.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cp\u003ePackage contents may vary depending on the version\/delivery. Always check your delivery against the product's content list. Typically included:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eKONNWEI KW331 battery tester \/ electrical system analyzer\u003c\/li\u003e\n\u003cli\u003eTest cables\/clamps (for battery terminals, often integrated with the unit)\u003c\/li\u003e\n\u003cli\u003eBasic manual or quick guide (printed or digital, depending on delivery)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eDisclaimer \u0026 important notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Batteries can emit gases and contain corrosive substances. Avoid sparks, use protection, and work in a ventilated area.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrect battery type:\u003c\/strong\u003e Always select the correct battery type (Wet\/AGM\/GEL\/EFB\/Lithium) to minimize the risk of incorrect interpretation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamaged batteries:\u003c\/strong\u003e Do not test batteries that are cracked, swollen, or leaking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResults as decision support:\u003c\/strong\u003e Test results are a decision-making aid. For complex problems, further troubleshooting in the electrical system may be required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle-specific requirements:\u003c\/strong\u003e Some vehicles, especially with start\/stop, may have battery type and registration requirements upon replacement. Always follow the vehicle manufacturer's recommendations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSummary – why the KW331 is a smart battery tester\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eKONNWEI KW331\u003c\/strong\u003e is a flexible and user-friendly tool for those who want \u003cstrong\u003eaccurate battery analysis\u003c\/strong\u003e and quick diagnostics via \u003cstrong\u003eOne-Click Quick Check\u003c\/strong\u003e. With support for \u003cstrong\u003e6V\/12V\/24V\u003c\/strong\u003e, a clear \u003cstrong\u003e2.8\" color TFT display\u003c\/strong\u003e, and compatibility with several common battery types (\u003cstrong\u003eWet, AGM, GEL, EFB, and Lithium\u003c\/strong\u003e), it is suitable for both home garages and professional environments. It helps you make the right decisions faster – and reduces the risk of unnecessary do-overs when the battery is the culprit (or when it actually isn't).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Relevanta interna länkar (felkodslasare.se) – använder Shopify-sök som brukar fungera oavsett meny\/kategori --\u003e\n\u003csection\u003e\n\u003ch2\u003eRelated on Felkodslasare.se\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en-en\/search?q=batteritestare\"\u003eSee more battery testers\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-en\/search?q=batteriladdare\"\u003eBattery chargers and maintenance charging\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-en\/search?q=startkablar\"\u003eJumper cables and jump starters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-en\/search?q=obd2\"\u003eOBD2 fault code readers and diagnostic tools\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54615738515724,"sku":"FEL-KW331","price":369.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H6e207811305141b1b9314bc4c94908e7f.jpg?v=1781472478"},{"product_id":"konnwei-kw700-batteritestare-12v-24v-med-inbyggd-skrivare","title":"KONNWEI KW700 – 12V\/24V Battery Tester with Built-in Printer","description":"\u003ch2\u003eKONNWEI KW700 – 12V\/24V Battery Tester with Built-in Printer (Battery Tester \u0026amp; Analyzer for Workshop)\u003c\/h2\u003e\n\u003c!-- SHORT VERSION 200–300 WORDS (SEPARATE SUMMARY AT THE TOP) --\u003e\n\u003csection\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW700\u003c\/strong\u003e is a professional \u003cstrong\u003edigital battery tester with a built-in thermal printer\u003c\/strong\u003e, designed for workshops, battery dealers, and anyone who wants to provide clear test results directly to customers. It operates with \u003cstrong\u003e12V and 24V\u003c\/strong\u003e and is compatible with a very wide range of batteries: \u003cstrong\u003elead\/acid (flooded\/\"regular\"), AGM (flat plate and spiral), GEL, EFB\u003c\/strong\u003e, and \u003cstrong\u003elithium\u003c\/strong\u003e. The KW700 is built to quickly and accurately measure the battery's true cranking capability using modern \u003cstrong\u003econductance testing\u003c\/strong\u003e and can also help identify common faults in \u003cstrong\u003estarting systems\u003c\/strong\u003e and \u003cstrong\u003echarging systems\u003c\/strong\u003e. The results are clearly presented on a \u003cstrong\u003e2.8\" color screen\u003c\/strong\u003e and can be classified as \u003cstrong\u003eGood\u003c\/strong\u003e, \u003cstrong\u003eRecharge\u003c\/strong\u003e, or \u003cstrong\u003eReplace\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eFor more complete troubleshooting, the KW700 offers several key tests: \u003cstrong\u003ebattery test\u003c\/strong\u003e, \u003cstrong\u003ecranking test\u003c\/strong\u003e, \u003cstrong\u003echarging test\u003c\/strong\u003e, and \u003cstrong\u003eripple voltage test\u003c\/strong\u003e to quickly check the alternator's output voltage. You can also read \u003cstrong\u003eCCA capacity\u003c\/strong\u003e according to several standards (e.g., \u003cstrong\u003eCCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, GB\u003c\/strong\u003e), check \u003cstrong\u003einternal resistance\u003c\/strong\u003e, see \u003cstrong\u003ebattery life in percentage\u003c\/strong\u003e, and monitor \u003cstrong\u003ereal-time voltage\u003c\/strong\u003e with graphical display. Test results can be \u003cstrong\u003esaved\u003c\/strong\u003e, \u003cstrong\u003ereviewed later\u003c\/strong\u003e, and \u003cstrong\u003eprinted\u003c\/strong\u003e directly on-site – additionally, you can \u003cstrong\u003eenter a store name\u003c\/strong\u003e on the printout for a more professional customer record.\u003c\/p\u003e\n\u003cp\u003eThe KW700 is powered by the battery being tested (no internal battery source required) and has an \u003cstrong\u003e8–30V\u003c\/strong\u003e input voltage range via the vehicle. With \u003cstrong\u003emulti-language support\u003c\/strong\u003e, \u003cstrong\u003efast results in about 3 seconds\u003c\/strong\u003e, robust clamps, and \u003cstrong\u003elifetime free updates via USB\u003c\/strong\u003e, the KW700 is a strong choice when you want to take battery diagnostics and electrical system checks to the next level – quickly, safely, and with documentation. ✅\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection\u003e\n\u003ch2\u003eIntroduction – what is the KONNWEI KW700 and what problems does it solve in the workshop?\u003c\/h2\u003e\n\u003cp\u003eBattery and charging problems are among the most common causes of starting difficulties, intermittent faults, and time-consuming customer issues. A battery might show \"OK\" in voltage but still lack capacity under load, and a charging system might work \"sometimes\" but fail under certain conditions. The \u003cstrong\u003eKONNWEI KW700\u003c\/strong\u003e is designed to make it easy to \u003cstrong\u003emeasure, interpret, and document\u003c\/strong\u003e the battery's status while also detecting common faults in the \u003cstrong\u003estarting system\u003c\/strong\u003e and \u003cstrong\u003echarging system\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe device uses modern \u003cstrong\u003econductance testing\u003c\/strong\u003e technology to quickly and accurately assess the battery's true cranking capability. It can measure \u003cstrong\u003eCold Cranking Amps (CCA)\u003c\/strong\u003e according to several international standards, check \u003cstrong\u003einternal resistance\u003c\/strong\u003e, and present clear conclusions such as \u003cstrong\u003eGood\u003c\/strong\u003e, \u003cstrong\u003eRecharge\u003c\/strong\u003e, or \u003cstrong\u003eReplace\u003c\/strong\u003e. For workshops and battery sales, one of the biggest advantages is that the KW700 has a \u003cstrong\u003ebuilt-in thermal printer\u003c\/strong\u003e, allowing you to hand over test results directly to the customer – on-site, without extra equipment.\u003c\/p\u003e\n\u003cp\u003eThe KW700 is also developed with modern battery types in mind, including \u003cstrong\u003estart-stop AGM\u003c\/strong\u003e and \u003cstrong\u003eEFB\u003c\/strong\u003e, but also works with \u003cstrong\u003eregular wet lead-acid batteries\u003c\/strong\u003e, \u003cstrong\u003eAGM flat plate\u003c\/strong\u003e, \u003cstrong\u003eAGM spiral\u003c\/strong\u003e, \u003cstrong\u003eGEL\u003c\/strong\u003e, and \u003cstrong\u003elithium\u003c\/strong\u003e. It can be used on \u003cstrong\u003e12V and 24V\u003c\/strong\u003e and is suitable for \u003cstrong\u003epassenger cars\u003c\/strong\u003e, \u003cstrong\u003emotorcycles\u003c\/strong\u003e, \u003cstrong\u003etrucks\u003c\/strong\u003e, and even \u003cstrong\u003eemergency batteries\u003c\/strong\u003e and other applications where starting and charging systems need verification.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSpecifications (bullet list)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW700\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Digital Battery Tester with built-in printer (thermal printer)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Support:\u003c\/strong\u003e 12V \/ 24V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e 8–30V (via vehicle)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e Powered by the battery being tested (no internal battery source required)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScreen:\u003c\/strong\u003e 2.8\" large and clear color LCD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Types:\u003c\/strong\u003e Regular flooded (lead\/acid), AGM flat plate, AGM spiral, GEL, EFB, Lithium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e 12V \u0026amp; 24V vehicle, motorcycle, and truck batteries; also starting and charging system test (12V\/24V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTests:\u003c\/strong\u003e Battery test, Cranking test (start\/load), Charging test, Ripple test\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResult Classification:\u003c\/strong\u003e Good, Recharge, or Replace\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions:\u003c\/strong\u003e CCA capacity according to several standards, internal resistance, battery life in %, SOC\/SOH, real-time voltage graph, storage and review\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrinting:\u003c\/strong\u003e Print all test results directly (built-in thermal printer)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStore Profile:\u003c\/strong\u003e Ability to enter store name on printout\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdates:\u003c\/strong\u003e Lifetime free updates via USB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages:\u003c\/strong\u003e Chinese, English, French, German, Japanese, Korean, Spanish, Portuguese, Italian, Dutch, Polish, Russian\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e -20 to 70 ℃ (-4 to 158 ℉)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClamp Quality:\u003c\/strong\u003e High-quality clamps, replaceable test cables\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Produces no sparks\/light\/heat and does not discharge the battery (safe operation according to product description)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertification\/Standard Support (rating systems):\u003c\/strong\u003e CA, CCA, BCI, MCA, JIS, DIN, IEC, EN, SAE, GB (for battery rating\/test selection)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eKONNWEI KW700 as a tool – variations and synonyms (H2\/H3)\u003c\/h2\u003e\n\u003cp\u003eThe KW700 can be described in several ways depending on search intent and use: \u003cstrong\u003e12V\/24V battery tester\u003c\/strong\u003e, \u003cstrong\u003ebattery analyzer\u003c\/strong\u003e, \u003cstrong\u003estarting and charging system tester\u003c\/strong\u003e, \u003cstrong\u003eCCA tester\u003c\/strong\u003e, \u003cstrong\u003econductance battery test\u003c\/strong\u003e, or \u003cstrong\u003ebattery tester with printer\u003c\/strong\u003e. What they all have in common is that the tool is built for quick diagnostics, clear results, and professional documentation.\u003c\/p\u003e\n\u003ch3\u003eBattery tester with printer\u003c\/h3\u003e\n\u003cp\u003eThe built-in printer makes the KW700 stand out in a workshop environment: you can print test results on-site and provide the customer with a document showing clear status and measurement data.\u003c\/p\u003e\n\u003ch3\u003eStarting and charging system test (12V\/24V)\u003c\/h3\u003e\n\u003cp\u003eIn addition to battery testing, the KW700 can check \u003cstrong\u003ecranking\u003c\/strong\u003e and \u003cstrong\u003echarging\u003c\/strong\u003e as well as \u003cstrong\u003eripple\u003c\/strong\u003e, which helps you pinpoint whether the problem lies in the battery, the starter motor\/starting situation, or the alternator\/charging.\u003c\/p\u003e\n\u003ch3\u003eAGM\/EFB tester for start-stop\u003c\/h3\u003e\n\u003cp\u003eThe KW700 is designed to also test \u003cstrong\u003estart-stop AGM\u003c\/strong\u003e and \u003cstrong\u003eEFB\u003c\/strong\u003e, making it relevant for modern vehicles with higher demands on battery status.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eFunctions and Applications\u003c\/h2\u003e\n\u003ch3\u003e1) Battery Test – assess health, capacity, and internal resistance\u003c\/h3\u003e\n\u003cp\u003eThe KW700 can identify battery status and provide a clear conclusion such as \u003cstrong\u003eGood\u003c\/strong\u003e, \u003cstrong\u003eRecharge\u003c\/strong\u003e, or \u003cstrong\u003eReplace\u003c\/strong\u003e. In addition to this classification, the tool can check the battery's capacity in relation to its stated rating (e.g., CCA, EN, DIN), measure \u003cstrong\u003einternal resistance (Ohms)\u003c\/strong\u003e, and display the battery's \"life\" in \u003cstrong\u003epercentage (%)\u003c\/strong\u003e. This helps you differentiate between a battery that is merely discharged and one that is actually worn out.\u003c\/p\u003e\n\u003ch3\u003e2) Cranking Test – starting\/load test\u003c\/h3\u003e\n\u003cp\u003eThe moment of starting is often the most critical load for a starter battery. With the \u003cstrong\u003ecranking test\u003c\/strong\u003e, you can get a clearer picture of how the battery and starting system behave under load, which is particularly valuable for customer complaints such as \"sometimes it doesn't start\" or \"it starts slowly when it's cold.\"\u003c\/p\u003e\n\u003ch3\u003e3) Charging Test – check the charging system\u003c\/h3\u003e\n\u003cp\u003eA battery can be healthy but still become discharged if the charging is weak or unstable. The KW700 offers a \u003cstrong\u003echarging test\u003c\/strong\u003e to check the function of the charging system. This is relevant for quickly determining if you need to investigate the alternator, wiring, voltage regulation, or other charging-related components.\u003c\/p\u003e\n\u003ch3\u003e4) Ripple Voltage Test – quick check of alternator ripple\u003c\/h3\u003e\n\u003cp\u003eThe KW700 also features a \u003cstrong\u003eripple voltage test\u003c\/strong\u003e, which, according to the description, allows for a quick check of the alternator's output voltage. A ripple test can be a practical complement when charging problems are suspected and can help you detect anomalies affecting the electrical system's stability.\u003c\/p\u003e\n\u003ch3\u003e5) Real-time monitoring and graphical display\u003c\/h3\u003e\n\u003cp\u003eThe KW700 can \u003cstrong\u003egraphically display real-time voltage\u003c\/strong\u003e and enables monitoring and review. This is a big plus when you want to see how the voltage changes over time: at idle, under load, during starting, or when consumers are switched on.\u003c\/p\u003e\n\u003ch3\u003e6) Storage, review, and printing\u003c\/h3\u003e\n\u003cp\u003eThe tool can \u003cstrong\u003esave test results\u003c\/strong\u003e, allow you to \u003cstrong\u003ereview\u003c\/strong\u003e them later, and \u003cstrong\u003eprint\u003c\/strong\u003e all test results. In a workshop, this makes it easier to: document customer cases, compare before\/after repair, and create a professional record for battery replacement or troubleshooting.\u003c\/p\u003e\n\u003ch3\u003e7) Fast, safe, and workshop-adapted\u003c\/h3\u003e\n\u003cp\u003eAccording to the specification, test results are displayed in approximately \u003cstrong\u003e3 seconds\u003c\/strong\u003e. The KW700 is also designed for safe use: it \u003cstrong\u003edoes not discharge the battery\u003c\/strong\u003e and should not create sparks\/light\/heat in normal operation, making it safe to use even for those who don't work with batteries daily. The tool also comes with \u003cstrong\u003ehigh-quality clamps\u003c\/strong\u003e and has \u003cstrong\u003ereplaceable test cables\u003c\/strong\u003e for long life in a workshop setting.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eBattery Standards and Rating Systems (CCA\/EN\/DIN etc.)\u003c\/h2\u003e\n\u003cp\u003eA major strength of the KW700 is its ability to test batteries using multiple international rating systems. This is important in a workshop, as batteries can be marked according to different standards depending on the manufacturer and market. The KW700 supports, among others: \u003cstrong\u003eCCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, GB\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eExamples of specified test ranges (according to product information)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCCA:\u003c\/strong\u003e 10–2000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBCI:\u003c\/strong\u003e 10–2000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCA:\u003c\/strong\u003e 10–2000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMCA:\u003c\/strong\u003e 10–2000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJIS:\u003c\/strong\u003e 26A17–245H52\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIN:\u003c\/strong\u003e 10–1400 (in a specified list; in standard table higher intervals may occur depending on selection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIEC:\u003c\/strong\u003e 10–1400 (in a specified list; in standard table higher intervals may occur depending on selection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEN:\u003c\/strong\u003e 10–2000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSAE:\u003c\/strong\u003e 10–2000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGB:\u003c\/strong\u003e 5–220Ah (in specified list; in standard table 5–220 is also specified within GB)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e Always select the standard (CCA\/EN\/DIN etc.) listed on the battery label. If the battery is marked in Ah (ampere-hours), the GB mode may be relevant according to the specified intervals, while many starter batteries are marked in CCA\/EN\/DIN depending on the market.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eAdvantages – why workshops and battery dealers choose KW700\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional documentation:\u003c\/strong\u003e Built-in thermal printer for printing test results directly on-site.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomer confidence:\u003c\/strong\u003e Printouts with clear status (Good\/Recharge\/Replace) make recommendations easier to understand.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick troubleshooting:\u003c\/strong\u003e Battery test, cranking, charging, and ripple provide a broader picture of the starting and charging system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModern battery compatibility:\u003c\/strong\u003e Tests start-stop AGM and EFB as well as flooded, GEL, lithium, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupport for multiple standards:\u003c\/strong\u003e Suitable for batteries marked according to CCA\/EN\/DIN\/JIS and more.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast results:\u003c\/strong\u003e Clear display of test results in a few seconds in many cases.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal-time data:\u003c\/strong\u003e Graphical display of voltage during monitoring and review.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for workshop:\u003c\/strong\u003e Robust clamp quality, replaceable cables, and multi-language support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree updates:\u003c\/strong\u003e Lifetime free updates via USB provide long-term value.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eCompatibility – battery types, vehicles, and systems\u003c\/h2\u003e\n\u003cp\u003eThe KW700 is specified for \u003cstrong\u003e12V and 24V\u003c\/strong\u003e and can be used on \u003cstrong\u003epassenger cars\u003c\/strong\u003e, \u003cstrong\u003emotorcycles\u003c\/strong\u003e, \u003cstrong\u003etrucks\u003c\/strong\u003e, and other applications such as \u003cstrong\u003eemergency batteries\u003c\/strong\u003e. According to the product description, it can be used for batteries in \u003cstrong\u003egasoline\u003c\/strong\u003e, \u003cstrong\u003ediesel\u003c\/strong\u003e, and \u003cstrong\u003ehybrid\/electrified\u003c\/strong\u003e vehicles (insofar as it concerns the vehicle's starter battery and start\/charge system).\u003c\/p\u003e\n\u003ch3\u003eBattery Types (support)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegular flooded (lead\/acid):\u003c\/strong\u003e Common wet starter batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAGM flat plate:\u003c\/strong\u003e AGM batteries with flat plate construction (common in modern vehicles).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAGM spiral:\u003c\/strong\u003e AGM spiral construction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGEL:\u003c\/strong\u003e Gel batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEFB:\u003c\/strong\u003e Enhanced Flooded Battery (common in start-stop).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLithium:\u003c\/strong\u003e Lithium batteries (when battery and test mode are compatible).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSystems (support)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e12V battery systems\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e12V \u0026amp; 24V starting and charging systems\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Always select the correct battery type and rating standard in the tool to get the most relevant results possible.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eManual \u0026amp; Installation Guide – complete step-by-step (HTML)\u003c\/h2\u003e\n\u003cp\u003eThe guide below is written to be beginner-friendly yet practical in a workshop setting. It describes an efficient workflow for: \u003cstrong\u003ebattery test\u003c\/strong\u003e, \u003cstrong\u003ecranking test\u003c\/strong\u003e, \u003cstrong\u003echarging test\u003c\/strong\u003e, \u003cstrong\u003eripple test\u003c\/strong\u003e, \u003cstrong\u003estorage\/review\u003c\/strong\u003e, and \u003cstrong\u003eprinting\u003c\/strong\u003e. Exact menu texts may vary between software versions and languages, but the principles are the same.\u003c\/p\u003e\n\u003ch3\u003ePart 1: Preparations and safety\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafe working environment:\u003c\/strong\u003e Work in a ventilated area and avoid sparks near the battery. It is advisable to use safety glasses and gloves in a workshop environment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisual inspection:\u003c\/strong\u003e Check the battery for cracks, swelling, or leakage. Do not test a visibly damaged battery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck terminals:\u003c\/strong\u003e Corrosion and poor contact can lead to misleading tests. Clean terminals\/post clamps if necessary.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdentify battery type:\u003c\/strong\u003e Read the label (Flooded\/AGM\/GEL\/EFB\/Lithium).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdentify rating standard:\u003c\/strong\u003e Read the battery's marking (CCA\/EN\/DIN\/JIS etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem voltage:\u003c\/strong\u003e Determine if the application is 12V or 24V.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003ePart 2: Connection – how to connect the KW700 correctly\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnect red clamp to positive (+):\u003c\/strong\u003e Attach the red clamp to the battery's positive terminal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnect black clamp to negative (−):\u003c\/strong\u003e Attach the black clamp to the battery's negative terminal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecure contact:\u003c\/strong\u003e Ensure the clamps are firmly attached to the terminals (not on oxidation or loosely on the post clamp).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStart the device:\u003c\/strong\u003e The KW700 is powered by the battery being tested. If the screen does not light up: check the clamps' contact and polarity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput voltage:\u003c\/strong\u003e The device is specified for 8–30V via the vehicle. If the voltage is very low, testing may need to be preceded by charging.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003ePart 3: Basic Settings – language and store name\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect language:\u003c\/strong\u003e Choose the desired menu language (e.g., English\/French\/German\/Spanish\/Italian\/Dutch\/Polish\/Russian\/Japanese\/Korean\/Chinese\/Portuguese).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnter store name (optional):\u003c\/strong\u003e If you want your company name on the receipt\/printout, go to the function for \u003cem\u003einput store name\u003c\/em\u003e and type in the name.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave settings:\u003c\/strong\u003e Confirm and return to the main menu.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003ePart 4: Battery Test – step by step\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect \"Battery Test\"\u003c\/strong\u003e in the menu.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect battery type:\u003c\/strong\u003e Flooded\/AGM (flat plate\/spiral)\/GEL\/EFB\/Lithium according to the battery's marking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect rating standard:\u003c\/strong\u003e CCA\/EN\/DIN\/JIS\/IEC\/SAE\/BCI\/CA\/MCA\/GB – choose the one listed on the battery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnter battery rating:\u003c\/strong\u003e Input the value (e.g., CCA number or equivalent according to the selected standard).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRun the test:\u003c\/strong\u003e Start the test. According to product info, results can be displayed very quickly (in many cases within a few seconds).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead results:\u003c\/strong\u003e Note the classification \u003cstrong\u003eGood\u003c\/strong\u003e, \u003cstrong\u003eRecharge\u003c\/strong\u003e, or \u003cstrong\u003eReplace\u003c\/strong\u003e, as well as supplementary data (internal resistance, % life, etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave test (if desired):\u003c\/strong\u003e Save the result for later review or to compare after charging\/repair.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e If you get \"Recharge\" on an otherwise healthy battery: fully charge the battery, let it rest for a while, and test again. This way you distinguish discharge from actual wear.\u003c\/p\u003e\n\u003ch3\u003ePart 5: Cranking Test – starting\/load test\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrepare:\u003c\/strong\u003e Ensure the car is safely parked. Turn off unnecessary power consumers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect \"Cranking Test\"\u003c\/strong\u003e in the menu.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFollow instructions:\u003c\/strong\u003e The device normally guides you on when to start the engine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStart the engine\u003c\/strong\u003e when indicated by the tool.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReview results:\u003c\/strong\u003e Note how the voltage behaves during starting and if the tool indicates any abnormalities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave\/print if necessary:\u003c\/strong\u003e This test is often very valuable to document when the customer experiences starting problems.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003ePart 6: Charging Test – charging system test\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect \"Charging Test\"\u003c\/strong\u003e in the menu.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStart the engine\u003c\/strong\u003e and let it run according to the tool's instructions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest in different modes:\u003c\/strong\u003e If the tool asks for it, try idle and\/or slightly increased RPM.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoad the electrical system (if instructed):\u003c\/strong\u003e Ignition\/lights\/fan can sometimes be used to check stability (always follow the tool's instructions).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead results:\u003c\/strong\u003e Note if the charging is deemed normal or abnormal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave or print:\u003c\/strong\u003e Perfect for troubleshooting where the battery \"dies\" despite being recently replaced.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003ePart 7: Ripple Test – check ripple voltage\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect \"Ripple Test\"\u003c\/strong\u003e in the menu (if a separate option is available, or as part of the charging test).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFollow the on-screen instructions\u003c\/strong\u003e and allow the test to complete.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReview results:\u003c\/strong\u003e Ripple test is used for a quick check of the alternator's output voltage according to product info.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocument if necessary:\u003c\/strong\u003e For customer cases, printing is often the easiest way to show what was measured.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003ePart 8: Real-time monitoring and graph – when you want to see voltage over time\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect graph\/monitor mode\u003c\/strong\u003e (voltage monitoring) to observe changes over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObserve during relevant events:\u003c\/strong\u003e Idling, starting, when consumers are switched on, or when RPM changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReview and compare:\u003c\/strong\u003e Use the review function if you need to go back and look at the measurements again.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003ePart 9: Store, Review, and Print Test Results\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest results storage:\u003c\/strong\u003e Save results when you want a history or to compare before\/after.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReview:\u003c\/strong\u003e Open stored tests and check the details.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrint:\u003c\/strong\u003e Print \"Print all test results\" when you want to provide documentation to the customer or add it to the job order.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStore name:\u003c\/strong\u003e If you have entered a store name, it will appear on the printout (perfect for a professional workshop profile).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003ePart 10: Update the System (free updates via USB)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrepare USB connection:\u003c\/strong\u003e Use a USB cable according to the device's update method.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFollow update instructions\u003c\/strong\u003e for your version.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfirm update:\u003c\/strong\u003e Once the update is complete, check that the device starts correctly and that menus function as usual.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Update procedures may vary. Always follow the instructions for your KW700 version.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eTips and Advice – How to Get More Reliable Test Results\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChoose the right standard:\u003c\/strong\u003e If the battery is marked EN – test in EN. If it is marked CCA – test in CCA. The wrong standard can give misleading comparisons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChoose the right battery type:\u003c\/strong\u003e AGM\/EFB\/GEL\/Lithium behave differently. The correct choice in the tester makes the results more relevant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact is everything:\u003c\/strong\u003e Poor clamp contact with the terminal is the most common cause of strange readings. Clean and tighten properly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest after charging:\u003c\/strong\u003e If the battery is discharged: charge, let it rest, test again. This provides a clearer indication of the battery's health.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompare before\/after:\u003c\/strong\u003e Save a test before intervention and test again after charging\/repair – perfect for troubleshooting and customer documentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse charging + ripple:\u003c\/strong\u003e If the battery \"dies\" again after a short time – check charging and ripple to find the root cause.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThink holistically:\u003c\/strong\u003e A healthy battery can still cause starting problems if the starter motor\/cables\/ground points are weak.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature affects:\u003c\/strong\u003e In cold weather, battery performance decreases. Note if the test is done during cold start\/season.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocument for the customer:\u003c\/strong\u003e The printout is your friend – it reduces discussions and increases trust.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1) What is KONNWEI KW700?\u003c\/h3\u003e\n\u003cp\u003eThe KW700 is a \u003cstrong\u003edigital battery tester\u003c\/strong\u003e with an \u003cstrong\u003eintegrated thermal printer\u003c\/strong\u003e that can test battery, cranking, charging, and ripple voltage.\u003c\/p\u003e\n\u003ch3\u003e2) Does the KW700 work on both 12V and 24V?\u003c\/h3\u003e\n\u003cp\u003eYes, it is specified for \u003cstrong\u003e12V\/24V\u003c\/strong\u003e and can be used for 12V battery systems as well as 12V \u0026amp; 24V starting and charging systems according to product info.\u003c\/p\u003e\n\u003ch3\u003e3) Which battery types does it support?\u003c\/h3\u003e\n\u003cp\u003eIt supports \u003cstrong\u003eregular flooded\u003c\/strong\u003e (lead\/acid), \u003cstrong\u003eAGM\u003c\/strong\u003e (flat plate and spiral), \u003cstrong\u003eGEL\u003c\/strong\u003e, \u003cstrong\u003eEFB\u003c\/strong\u003e, and \u003cstrong\u003elithium\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e4) Is it suitable for start-stop cars?\u003c\/h3\u003e\n\u003cp\u003eYes, it is developed to test \u003cstrong\u003estart-stop AGM\u003c\/strong\u003e and \u003cstrong\u003eEFB\u003c\/strong\u003e, which are common in start-stop systems.\u003c\/p\u003e\n\u003ch3\u003e5) What does \"Good \/ Recharge \/ Replace\" mean?\u003c\/h3\u003e\n\u003cp\u003eThese are the tool's summary test results: \u003cstrong\u003eGood\u003c\/strong\u003e (battery judged to be good), \u003cstrong\u003eRecharge\u003c\/strong\u003e (battery should be charged), \u003cstrong\u003eReplace\u003c\/strong\u003e (battery judged to need replacement).\u003c\/p\u003e\n\u003ch3\u003e6) Can the KW700 measure CCA?\u003c\/h3\u003e\n\u003cp\u003eYes, it can check battery capacity in relation to rating, including \u003cstrong\u003eCold Cranking Amps (CCA)\u003c\/strong\u003e and several other standards.\u003c\/p\u003e\n\u003ch3\u003e7) Which rating systems are supported?\u003c\/h3\u003e\n\u003cp\u003eIt supports \u003cstrong\u003eCA, CCA, BCI, MCA, JIS, DIN, IEC, EN, SAE, GB\u003c\/strong\u003e, among others.\u003c\/p\u003e\n\u003ch3\u003e8) Can it measure internal resistance?\u003c\/h3\u003e\n\u003cp\u003eYes, it can check \u003cstrong\u003einternal resistance value (Ohm)\u003c\/strong\u003e according to the function list.\u003c\/p\u003e\n\u003ch3\u003e9) Can it show battery life in percentage?\u003c\/h3\u003e\n\u003cp\u003eYes, it can \u003cstrong\u003edisplay battery life in percentage (%)\u003c\/strong\u003e according to the function list.\u003c\/p\u003e\n\u003ch3\u003e10) What is a \"conductance test\"?\u003c\/h3\u003e\n\u003cp\u003eIt is the test technique the KW700 uses according to the description to quickly and accurately assess the battery's actual starting capability.\u003c\/p\u003e\n\u003ch3\u003e11) Can it test cranking?\u003c\/h3\u003e\n\u003cp\u003eYes, it has \u003cstrong\u003eBattery Cranking Test\u003c\/strong\u003e and load test according to the function list.\u003c\/p\u003e\n\u003ch3\u003e12) Can it test charging?\u003c\/h3\u003e\n\u003cp\u003eYes, it has \u003cstrong\u003eBattery Charging Test\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e13) What is \"Ripple Test\"?\u003c\/h3\u003e\n\u003cp\u003eThe Ripple test is used to check the alternator's output voltage\/ripple according to the product description and function list.\u003c\/p\u003e\n\u003ch3\u003e14) Can it display voltage as a real-time graph?\u003c\/h3\u003e\n\u003cp\u003eYes, it has \u003cstrong\u003egraphing voltage real-time monitoring \u0026amp; review\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e15) Can it save test results?\u003c\/h3\u003e\n\u003cp\u003eYes, it supports \u003cstrong\u003etest results storage and review\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e16) Can I print the results?\u003c\/h3\u003e\n\u003cp\u003eYes, you can \u003cstrong\u003eprint all test results\u003c\/strong\u003e directly with the built-in thermal printer.\u003c\/p\u003e\n\u003ch3\u003e17) Can I include my store name on the printout?\u003c\/h3\u003e\n\u003cp\u003eYes, the device has a function to \u003cstrong\u003einput store name\u003c\/strong\u003e according to the specification.\u003c\/p\u003e\n\u003ch3\u003e18) Does the KW700 require its own batteries?\u003c\/h3\u003e\n\u003cp\u003eNo, it is specified with \u003cstrong\u003eNo internal batteries required\u003c\/strong\u003e and is powered by the battery being tested.\u003c\/p\u003e\n\u003ch3\u003e19) What voltage range can it handle when connected?\u003c\/h3\u003e\n\u003cp\u003eIt has an \u003cstrong\u003eInput Voltage Range of 8–30V\u003c\/strong\u003e via the vehicle.\u003c\/p\u003e\n\u003ch3\u003e20) What screen does it have?\u003c\/h3\u003e\n\u003cp\u003eIt has a \u003cstrong\u003e2.8\"\u003c\/strong\u003e large and clear \u003cstrong\u003eLCD color display\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e21) Which languages are available?\u003c\/h3\u003e\n\u003cp\u003eChinese, English, French, German, Japanese, Korean, Spanish, Portuguese, Italian, Dutch, Polish, Russian.\u003c\/p\u003e\n\u003ch3\u003e22) How quickly do you get test results?\u003c\/h3\u003e\n\u003cp\u003eAccording to product information, test results are displayed quickly, with an indicated guideline of about \u003cstrong\u003e3 seconds\u003c\/strong\u003e for fast result displays.\u003c\/p\u003e\n\u003ch3\u003e23) Can I use the KW700 on a motorcycle?\u003c\/h3\u003e\n\u003cp\u003eYes, it is stated to work for \u003cstrong\u003emotorcycle batteries\u003c\/strong\u003e and is applicable for 12V\/24V batteries in several vehicle categories.\u003c\/p\u003e\n\u003ch3\u003e24) Can it be used for trucks and 24V systems?\u003c\/h3\u003e\n\u003cp\u003eYes, it is applicable for \u003cstrong\u003etrucks\u003c\/strong\u003e and 24V according to specification and product description.\u003c\/p\u003e\n\u003ch3\u003e25) Is it safe to use?\u003c\/h3\u003e\n\u003cp\u003eAccording to product information, it does not create light, heat, or sparks and does not discharge the battery during testing, which contributes to safe operation when used correctly.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003ePackaging Contents (what's included)\u003c\/h2\u003e\n\u003cp\u003eExact packaging contents may vary depending on delivery and package, but according to specification and function description, the following can normally be included\/relevant:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eKONNWEI KW700 battery tester with built-in thermal printer\u003c\/li\u003e\n\u003cli\u003eHigh-quality test clamps\u003c\/li\u003e\n\u003cli\u003eTest cables (replaceable according to product info)\u003c\/li\u003e\n\u003cli\u003eBasic instructions\/manual (format may vary)\u003c\/li\u003e\n\u003cli\u003eOptional USB connection\/cable for updates (depending on package)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eDisclaimer \u0026amp; Important Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Batteries can emit gases and contain corrosive substances. Work in a ventilated area, avoid sparks, and use protective equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrect selection in the tester:\u003c\/strong\u003e Choose the correct battery type (Flooded\/AGM\/GEL\/EFB\/Lithium) and the correct rating standard (CCA\/EN\/DIN\/JIS etc.) for relevant results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest results are decision support:\u003c\/strong\u003e The results help with troubleshooting and assessment. For complex problems, further checking of wiring, ground points, starter motor, or alternator may be needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarged batteries:\u003c\/strong\u003e If the battery is heavily discharged, charging may be required before a final health test can be assessed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle-specific requirements:\u003c\/strong\u003e Some vehicles may have special requirements for battery replacement (e.g., registration\/calibration). Always follow the vehicle's recommendations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e Battery performance is affected by temperature. Interpretation may need to consider if the test is performed in cold\/warm conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSummary – KW700 as a Complete Battery Tester with Printout\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW700\u003c\/strong\u003e is a powerful tool for those who want to combine fast battery diagnosis with professional documentation. With support for \u003cstrong\u003e12V\/24V\u003c\/strong\u003e, multiple battery types (\u003cstrong\u003eflooded, AGM flat\/spiral, GEL, EFB, lithium\u003c\/strong\u003e), tests for \u003cstrong\u003ebattery\u003c\/strong\u003e, \u003cstrong\u003ecranking\u003c\/strong\u003e, \u003cstrong\u003echarging\u003c\/strong\u003e, and \u003cstrong\u003eripple\u003c\/strong\u003e, as well as features like \u003cstrong\u003eCCA\/rating test\u003c\/strong\u003e, \u003cstrong\u003einternal resistance\u003c\/strong\u003e, \u003cstrong\u003epercentage battery life\u003c\/strong\u003e, \u003cstrong\u003ereal-time graph display\u003c\/strong\u003e, and \u003cstrong\u003estorage\/review\u003c\/strong\u003e, you get a comprehensive overview that saves time in troubleshooting. The built-in printer makes it easy to print results on the spot and even add your store name – perfect for workshops, battery retailers, and professional customer dialogue. ✅\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Relevanta interna länkar (felkodslasare.se) – använder Shopify-sök för att vara robust även om menyer ändras --\u003e\n\u003csection\u003e\n\u003ch2\u003eRelated on Felkodslasare.se\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en-en\/search?q=batteritestare\"\u003eMore battery testers\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-en\/search?q=batteriladdare\"\u003eBattery chargers and maintenance charging\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-en\/search?q=startkablar\"\u003eJumper cables and jump starters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-en\/search?q=generator\"\u003eCharging system \u0026amp; alternator related\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-en\/search?q=multimeter\"\u003eMeasuring instruments (multimeter etc.)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-en\/search?q=KONNWEI\"\u003eMore products from KONNWEI\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54615739957516,"sku":"FEL-KW700","price":769.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/Ha45c7095b4cf4c0e93c0649c115ec4b13.jpg?v=1781472393"},{"product_id":"konnwei-kw420-fullsystem-diagnosverktyg-for-honda","title":"KONNWEI KW420 – Full System Diagnostic Tool for Honda","description":"\u003ch2\u003eKONNWEI KW420 – Full System Diagnostic Tool for Honda + Universal OBD2 Engine Analysis + Digital Battery Tester (Oil Reset, EPB, DPF, ETS, Battery Match)\u003c\/h2\u003e\n\u003c!-- KORTVERSION 200–300 ORD (SEPARAT SAMMANFATTNING ÖVERST) --\u003e\n\u003csection\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW420\u003c\/strong\u003e is a versatile diagnostic tool that combines three practical functions in one unit: \u003cstrong\u003e(1) full system diagnostics for Honda\u003c\/strong\u003e, \u003cstrong\u003e(2) universal OBD2\/EOBD engine analysis\u003c\/strong\u003e for OBD2-compliant cars, and \u003cstrong\u003e(3) digital battery tester\u003c\/strong\u003e for 12V starter batteries. For those working with Honda (or frequently troubleshooting check engine lights), this means you can read and clear fault codes, view live data, check readiness, and perform important service procedures – without needing to switch between multiple tools.\u003c\/p\u003e\n\u003cp\u003eAs a \u003cstrong\u003efull system scanner for Honda\u003c\/strong\u003e, the KW420 can diagnose multiple control units and systems, such as \u003cstrong\u003eengine\u003c\/strong\u003e, \u003cstrong\u003eABS\u003c\/strong\u003e, \u003cstrong\u003eSRS\/airbag\u003c\/strong\u003e, \u003cstrong\u003eTransmission\u003c\/strong\u003e, \u003cstrong\u003eSAS\u003c\/strong\u003e, \u003cstrong\u003eESP\u003c\/strong\u003e, \u003cstrong\u003eEPB\u003c\/strong\u003e, and other systems (according to the product description). It also includes special functions that simplify workshop tasks: \u003cstrong\u003eOil Reset\u003c\/strong\u003e, \u003cstrong\u003eEPB reset\u003c\/strong\u003e (for brake work), \u003cstrong\u003eBattery Match\u003c\/strong\u003e (battery adaptation\/matching), \u003cstrong\u003eDPF reset\u003c\/strong\u003e, and \u003cstrong\u003eETS reset\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eOn the universal OBD2 side, you get classic functions like \u003cstrong\u003eRead Codes\u003c\/strong\u003e, \u003cstrong\u003eErase Codes\u003c\/strong\u003e, \u003cstrong\u003eLive Data\u003c\/strong\u003e, \u003cstrong\u003eFreeze Frame\u003c\/strong\u003e, \u003cstrong\u003eI\/M Readiness\u003c\/strong\u003e, \u003cstrong\u003eO2 Monitor Test\u003c\/strong\u003e, \u003cstrong\u003eOn-Board Monitor Test\u003c\/strong\u003e, \u003cstrong\u003eComponent Test\u003c\/strong\u003e, \u003cstrong\u003eVehicle Info (VIN\/CID\/CVN)\u003c\/strong\u003e, \u003cstrong\u003eDTC Lookup\u003c\/strong\u003e, \u003cstrong\u003eReview Data\u003c\/strong\u003e, and \u003cstrong\u003ePrint Data\u003c\/strong\u003e (uploading stored codes to a computer, as described). Everything is displayed on a clear \u003cstrong\u003e2.8\" TFT color screen\u003c\/strong\u003e, and the device supports multiple languages (English, German, French, Italian, Polish, Spanish, Russian). In short: an \"all-in-one\" tool for Honda jobs, check engine light diagnostics, and battery health – with clear menus and workshop-relevant functions. ✅\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection\u003e\n\u003ch2\u003eIntroduction – what is KONNWEI KW420 and when is it most useful?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW420\u003c\/strong\u003e is designed to be a practical everyday tool when you need to diagnose vehicles quickly, clearly, and methodically. The device is described as a combination of: \u003cstrong\u003euniversal engine analyzer\u003c\/strong\u003e (OBD2\/EOBD), \u003cstrong\u003efull system diagnostic scanner for Honda\u003c\/strong\u003e, and \u003cstrong\u003edigital battery tester\u003c\/strong\u003e. This makes it particularly interesting for those who:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWork with \u003cstrong\u003eHonda\u003c\/strong\u003e and want to read more systems than just engine control.\u003c\/li\u003e\n\u003cli\u003eWant a convenient device to \u003cstrong\u003eread\/clear fault codes\u003c\/strong\u003e and \u003cstrong\u003eturn off the check engine light\u003c\/strong\u003e after correct intervention.\u003c\/li\u003e\n\u003cli\u003eNeed \u003cstrong\u003elive data\u003c\/strong\u003e in text or graphs to understand how the car behaves in real-time.\u003c\/li\u003e\n\u003cli\u003eWant to perform common service actions such as \u003cstrong\u003eOil Reset\u003c\/strong\u003e and \u003cstrong\u003eEPB reset\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eWant to check \u003cstrong\u003ebattery health\u003c\/strong\u003e and perform system tests related to starting and charging (according to the battery test functions).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe KW420 also has a clear advantage for troubleshooting: its integrated fault code descriptions and functions like freeze frame, readiness, and monitor tests allow you to go from \"light is on\" to a more structured diagnosis – with a better chance of finding the correct cause, faster.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSpecifications (bullet points)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI KW420\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Universal Car Engine Analyzer + Full System diagnostic scanner for HONDA + digital battery tester\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 0.77W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 2.8 inch TFT Color Display\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages:\u003c\/strong\u003e English, German, French, Italian, Polish, Spanish, Russian\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Guangdong, China\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e KONNWEI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction 1:\u003c\/strong\u003e Full system diagnosis for HONDA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction 2:\u003c\/strong\u003e Engine analyzer for universal OBD2 compliant car\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction 3:\u003c\/strong\u003e Digital battery tester\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecial Functions:\u003c\/strong\u003e Oil reset, Battery match, EPB reset, DPF reset, ETS reset\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eKeywords and variants (H2\/H3 for SEO and clarity)\u003c\/h2\u003e\n\u003cp\u003eThe KW420 can be described in several ways depending on what you want to do: \u003cstrong\u003eHonda diagnostic tool\u003c\/strong\u003e, \u003cstrong\u003efull system fault code reader for Honda\u003c\/strong\u003e, \u003cstrong\u003eOBD2 fault code reader\u003c\/strong\u003e, \u003cstrong\u003eOBD2 scanner\u003c\/strong\u003e, \u003cstrong\u003eengine analyzer\u003c\/strong\u003e, \u003cstrong\u003eOBD2\/EOBD diagnostic tool\u003c\/strong\u003e, \u003cstrong\u003e12V battery tester\u003c\/strong\u003e or \u003cstrong\u003eservice reset tool\u003c\/strong\u003e. This product text naturally uses these terms because different customers search in different ways.\u003c\/p\u003e\n\u003ch3\u003eHonda full system diagnosis\u003c\/h3\u003e\n\u003cp\u003eWhen searching for \"full system,\" it often means you want to read more systems than just the engine, such as ABS and airbag (SRS), as well as perform service functions like oil reset and EPB reset.\u003c\/p\u003e\n\u003ch3\u003eUniversal OBD2 engine analysis\u003c\/h3\u003e\n\u003cp\u003eThe OBD2 part is primarily for \u003cstrong\u003eengine-related\u003c\/strong\u003e diagnosis on OBD2-compliant vehicles: reading\/clearing codes, live data, freeze frame, and readiness.\u003c\/p\u003e\n\u003ch3\u003eDigital battery tester\u003c\/h3\u003e\n\u003cp\u003eThe battery testing part is for checking 12V starter batteries and related start\/charge system tests as described in the product information.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eFull system diagnosis for Honda – which systems can the KW420 work with?\u003c\/h2\u003e\n\u003cp\u003eAccording to the product description, the \u003cstrong\u003eKONNWEI KW420\u003c\/strong\u003e is a professional \u003cstrong\u003efull system diagnostic scanner\u003c\/strong\u003e for the Honda series. It supports “all system diagnostics,” including (but not limited to):\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine \/ engine control\u003c\/strong\u003e (incl. engine light)\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eABS\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSRS\u003c\/strong\u003e (airbag\/components connected to the SRS system)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission\u003c\/strong\u003e (transmission-related diagnosis, as described)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSAS\u003c\/strong\u003e (steering angle-related functions\/systems, as listed)\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eESP\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEPB\u003c\/strong\u003e (Electric Park Brake)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOther systems\u003c\/strong\u003e (“other systems” as described)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt is important to note that \"full system\" can vary depending on the Honda model, year of manufacture, and equipment level. Diagnostic tools can often read different amounts depending on which control units are actually present in the car and how they communicate. The KW420 is expressly positioned as a tool for the Honda series, but exact system coverage may vary.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSpecial functions for Honda – service, resets and matches\u003c\/h2\u003e\n\u003cp\u003eThe KW420 is equipped with several \u003cstrong\u003especial functions\u003c\/strong\u003e that are particularly common in workshop workflows. Below is a clear overview of each function and the situations in which it is used, based on the product's own function descriptions.\u003c\/p\u003e\n\u003ch3\u003e1) Oil Reset \/ Oil service reset\u003c\/h3\u003e\n\u003cp\u003eThe Oil Reset function is used to reset the car's oil life\/service system, which calculates the appropriate oil change interval depending on driving conditions and climate (as described). This function is typically used:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWhen the \u003cstrong\u003eservice light is on\u003c\/strong\u003e and service has been performed – the service indicator then needs to be reset to start a new service cycle.\u003c\/li\u003e\n\u003cli\u003eAfter you have changed \u003cstrong\u003eengine oil\u003c\/strong\u003e or parts\/components that monitor oil life – the service indicator then needs to be reset.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e Only reset after service has actually been performed. A reset without performed service can complicate future maintenance planning.\u003c\/p\u003e\n\u003ch3\u003e2) EPB Replacement \/ EPB reset (Electric Parking Brake)\u003c\/h3\u003e\n\u003cp\u003eEPB reset is used during brake work on vehicles with an electric parking brake. The product text describes the scenario: when the brake pad wears, the sensor cable can signal the need for replacement, and after pad replacement, a reset may be required to avoid warnings\/alarms. According to the description, the reset should be performed in situations such as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBrake pads and wear sensor are replaced.\u003c\/li\u003e\n\u003cli\u003eThe brake pad indicator light is on.\u003c\/li\u003e\n\u003cli\u003eThe sensor circuit has been short-circuited and restored.\u003c\/li\u003e\n\u003cli\u003eServo motor (EPB-related) is replaced.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e EPB work can be safety-critical. Always follow correct mechanical procedures and use the correct torque\/workshop manual.\u003c\/p\u003e\n\u003ch3\u003e3) BAT Match \/ Battery Match (battery matching)\u003c\/h3\u003e\n\u003cp\u003eThe BAT Match function is described as a reset of the battery monitoring unit, where previous \"low battery\" information is cleared and battery matching is performed. According to the description, it should be used when:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe \u003cstrong\u003emain battery is replaced\u003c\/strong\u003e: matching is needed to clear old low-battery information and prevent control modules from detecting false information.\u003c\/li\u003e\n\u003cli\u003eA \u003cstrong\u003ebattery monitoring sensor\u003c\/strong\u003e affects readings: matching can help the module and sensor work together and measure battery usage more accurately.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe product text mentions that if a control module detects false battery information, certain electrical functions may be affected, such as start\/stop, sunroof, and power windows automation. Battery matching can therefore be important after battery replacement on certain systems.\u003c\/p\u003e\n\u003ch3\u003e4) DPF reset\u003c\/h3\u003e\n\u003cp\u003eThe KW420 lists \u003cstrong\u003eDPF reset\u003c\/strong\u003e as a special function. DPF-related reset\/service functions are normally used in conjunction with work around the particulate filter and related systems. Exact procedures may vary depending on the model and engine. Always follow the vehicle's service procedure.\u003c\/p\u003e\n\u003ch3\u003e5) ETS reset\u003c\/h3\u003e\n\u003cp\u003eThe KW420 also lists \u003cstrong\u003eETS reset\u003c\/strong\u003e as a special function. The exact meaning and availability may vary between models and markets. Use the function according to the tool's menu logic and the vehicle's service needs.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eUniversal OBD2\/EOBD engine diagnosis – all OBDII functions supported by KW420\u003c\/h2\u003e\n\u003cp\u003eIn addition to the Honda full system mode, the KW420 supports \u003cstrong\u003eall OBDII functions\u003c\/strong\u003e as per the product description. This means you can also use the device as a universal OBD2 fault code reader (engine-related diagnosis) on OBD2-compliant cars. Below is the list of functions, with explanations in English.\u003c\/p\u003e\n\u003ch3\u003e1) Read Codes (Read fault codes)\u003c\/h3\u003e\n\u003cp\u003eThis function is used to identify which part of the emission\/engine-related system has registered a fault. This is the first step in diagnosis: read codes, document, and link codes to symptoms and measured data.\u003c\/p\u003e\n\u003ch3\u003e2) Erase Codes (Clear fault codes)\u003c\/h3\u003e\n\u003cp\u003eAfter you have read fault codes and performed repairs, you can clear the codes. The product text states that the ignition should be in the ON position and the engine off. Important notes provided:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBefore clearing: \u003cstrong\u003eretrieve and write down the fault codes\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eAfter clearing: \u003cstrong\u003eread again\u003c\/strong\u003e or turn the ignition on and read the codes again to see if anything remains.\u003c\/li\u003e\n\u003cli\u003eIf codes remain: troubleshoot according to the \"factory diagnosis guide,\" clear again, and recheck.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e3) Live Data (Live data)\u003c\/h3\u003e\n\u003cp\u003eRetrieves and displays real-time data and parameters from the vehicle's ECU. The product text mentions that live data can be displayed as text or graphs, which is practical for observing trends and reacting to symptoms at idle, acceleration, or under load.\u003c\/p\u003e\n\u003ch3\u003e4) View Freeze Frame (Freeze frame)\u003c\/h3\u003e\n\u003cp\u003eWhen an emission-related fault occurs, the car can save a \"snapshot\" of operating conditions at the moment of the fault. This is called freeze frame. The note in the text states that if DTCs are cleared, freeze frame data may not remain, depending on the vehicle.\u003c\/p\u003e\n\u003ch3\u003e5) I\/M Readiness (Readiness \/ inspection readiness)\u003c\/h3\u003e\n\u003cp\u003eI\/M Readiness shows whether emission-related monitors have run and are complete, and which have not yet completed. This function can also be used after repair to verify that the monitor status has changed and the system is ready.\u003c\/p\u003e\n\u003ch3\u003e6) O2 Monitor Test (O2 sensor test)\u003c\/h3\u003e\n\u003cp\u003eDisplays the results of the ECU's most recent O2 test. The product text emphasizes that these are not \"live values\" but test results, and that the list varies depending on the vehicle. Not all vehicles support the Oxygen Sensors screen.\u003c\/p\u003e\n\u003ch3\u003e7) On-Board Monitor Test (Built-in monitor tests)\u003c\/h3\u003e\n\u003cp\u003eCan be used to read results of monitoring tests for specific components\/systems in OBD.\u003c\/p\u003e\n\u003ch3\u003e8) Component Test (Component test)\u003c\/h3\u003e\n\u003cp\u003eAllows you to initiate a leak test for the vehicle's component system. The tool does not perform the leak test itself, but signals the car's computer to initiate the test. The product text recommends referring to the vehicle's service\/repair manual for necessary procedures.\u003c\/p\u003e\n\u003ch3\u003e9) Vehicle Info (Vehicle info: VIN, CID, CVN)\u003c\/h3\u003e\n\u003cp\u003eDisplays vehicle information: \u003cstrong\u003eVIN\u003c\/strong\u003e (Vehicle Identification Number), \u003cstrong\u003eCID\u003c\/strong\u003e (Calibration ID), and \u003cstrong\u003eCVN\u003c\/strong\u003e (Calibration Verification Number).\u003c\/p\u003e\n\u003ch3\u003e10) BAT Check (Battery check)\u003c\/h3\u003e\n\u003cp\u003eThe OBDII function list also includes \u003cstrong\u003eBAT Check\u003c\/strong\u003e. How it is presented may vary, but the purpose is to provide battery-related control\/indication via the tool.\u003c\/p\u003e\n\u003ch3\u003e11) Modules Present (Modules present \/ protocol)\u003c\/h3\u003e\n\u003cp\u003eDisplays the vehicle's communication protocol type (according to the text) and can indicate which modules\/systems are \"present\" in the communication.\u003c\/p\u003e\n\u003ch3\u003e12) DTC Lookup (Fault code lookup)\u003c\/h3\u003e\n\u003cp\u003eYou can enter a fault code and view a more detailed description. This is practical if you get a code and want more information directly in the tool.\u003c\/p\u003e\n\u003ch3\u003e13) Review Data (Review data)\u003c\/h3\u003e\n\u003cp\u003eCan replay stored fault events (\"replay failures\") that have been recorded.\u003c\/p\u003e\n\u003ch3\u003e14) Print Data (Print \/ upload data)\u003c\/h3\u003e\n\u003cp\u003eThe product text indicates that the tool can \u003cstrong\u003eupload stored fault codes to a computer\u003c\/strong\u003e. This allows you to document and archive diagnostic results depending on your work method and available software.\u003c\/p\u003e\n\u003cp\u003eThe KW420 is also described as having an integrated library of fault code definitions, I\/M readiness indicator, EVAP-related tests (evaporative control system test), and the ability to \"surveillance on board,\" read VIN information, review, and print data – which in summary are \"features that other obd readers should have.\"\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eDigital battery tester (12V) – functions, battery types and test content\u003c\/h2\u003e\n\u003cp\u003eThe KW420 has an integrated \u003cstrong\u003ebattery tester\u003c\/strong\u003e which, according to the product text, can test \"all car starting lead-acid batteries,\" including: \u003cstrong\u003eordinary lead-acid\u003c\/strong\u003e, \u003cstrong\u003eAGM flat batteries\u003c\/strong\u003e, \u003cstrong\u003eAGM spiral batteries\u003c\/strong\u003e, and \u003cstrong\u003egel batteries\u003c\/strong\u003e. It is stated to be suitable for several types of vehicles\/equipment: \u003cstrong\u003ecars\u003c\/strong\u003e, \u003cstrong\u003emotorcycles\u003c\/strong\u003e, \u003cstrong\u003etrucks\u003c\/strong\u003e, \u003cstrong\u003elawnmowers\u003c\/strong\u003e, and \u003cstrong\u003esteamships\u003c\/strong\u003e (according to the text).\u003c\/p\u003e\n\u003ch3\u003eBattery test – according to battery test specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem voltage:\u003c\/strong\u003e 12V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest results:\u003c\/strong\u003e Good, Recharge, or Replace\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRating information:\u003c\/strong\u003e Cold Starting Current (CCA), DIN, EN, and IEC (related to battery rating)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal resistance:\u003c\/strong\u003e (mΩ)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLife percentage:\u003c\/strong\u003e (%)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking system test:\u003c\/strong\u003e test of starting system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging system test:\u003c\/strong\u003e test of charging system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaveform voltage test:\u003c\/strong\u003e waveform\/ripple\/voltage curve test (as described)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecording \u0026amp; replay:\u003c\/strong\u003e record and replay battery data\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSupport for battery measurement standards (according to text)\u003c\/h3\u003e\n\u003cp\u003eThe product text states that the KW420 supports \"all 12V batteries\" and covers \"9 battery measurement standards,\" with the following specified ranges:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCCA:\u003c\/strong\u003e 1000-2000 \/ (in the same row pattern, SAE: 100-2000 is also indicated further down)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBCI:\u003c\/strong\u003e 1000-2000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCA:\u003c\/strong\u003e 1000-2000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMCA:\u003c\/strong\u003e 1000-2000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJIS:\u003c\/strong\u003e 26A17-24SH52\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIN:\u003c\/strong\u003e 10100-1400 (indicated as such in the text)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIEC:\u003c\/strong\u003e 10100-400 (indicated as such in the text)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEN:\u003c\/strong\u003e 1000-2000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSAE:\u003c\/strong\u003e 100-2000\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Ranges and standard selection may be perceived differently depending on battery type and labeling. Always follow the battery's label and the tool's menu selections. The information above is reproduced according to the supplier's provided data.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eAdvantages – why choose KONNWEI KW420?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-in-1:\u003c\/strong\u003e Honda full system diagnosis + universal OBD2 engine analysis + digital battery tester in the same unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService functions:\u003c\/strong\u003e Oil reset, EPB reset, Battery match, DPF reset, and ETS reset (workshop-relevant functions).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear screen:\u003c\/strong\u003e 2.8\" TFT color display makes menus, live data, and status easier to read.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD2 \"must-have\" functions:\u003c\/strong\u003e Read\/Erase, Live Data, Freeze Frame, I\/M Readiness, O2\/Monitor\/Component tests, VIN\/CID\/CVN, DTC lookup, Review\/Print.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFault code library:\u003c\/strong\u003e Integrated code definitions help you interpret codes faster.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery health:\u003c\/strong\u003e Good\/Recharge\/Replace + internal resistance, life %, cranking\/charging, and waveform test as per specification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple languages:\u003c\/strong\u003e Suitable for workshop environments where you want to be able to choose menu language.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow power:\u003c\/strong\u003e Stated power 0.77W (according to specification).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eCompatibility – what is the KW420 compatible with?\u003c\/h2\u003e\n\u003cp\u003eThe KW420 is described as: \u003cstrong\u003efull system diagnostic scanner for HONDA series\u003c\/strong\u003e and \u003cstrong\u003eengine analyzer for universal OBD2 compliant car\u003c\/strong\u003e. In practice, this means you can use it in two ways:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHonda mode:\u003c\/strong\u003e to access more systems and special functions on the Honda series.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal OBD2 mode:\u003c\/strong\u003e for engine-related diagnosis on OBD2-compliant cars.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe battery testing part is specified for \u003cstrong\u003e12V\u003c\/strong\u003e and refers to starter batteries (lead-acid and variants like AGM\/GEL) as described. Exact vehicle coverage, available modules, and supported reset functions may vary depending on car model, year of manufacture, and equipment level.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePractical tip:\u003c\/strong\u003e If you want to use special functions (e.g., EPB reset or battery match), it is a good idea to test the tool on the specific car model before planning a major job, as support can vary between different generations and control unit versions.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eManual \/ installation guide – complete step-by-step (HTML)\u003c\/h2\u003e\n\u003cp\u003eHere's a complete, beginner-friendly yet workshop-practical guide for using the \u003cstrong\u003eKONNWEI KW420\u003c\/strong\u003e. The guide is divided into: preparations, connection, Honda full system diagnosis, universal OBD2 diagnosis, special functions, and battery test. Menu names may vary slightly between language selections, but the workflow is the same.\u003c\/p\u003e\n\u003ch3\u003ePart 1: Preparations\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafe parking:\u003c\/strong\u003e Park on level ground, engage P\/neutral gear, and apply the parking brake.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery status:\u003c\/strong\u003e If the car has a weak battery, diagnosis and resets can be affected. Ensure good voltage if you plan longer sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNote symptoms:\u003c\/strong\u003e Write down what the customer\/you are experiencing (check engine light, jerking, starting problems, brake warning, service indicator, etc.).\u003c\/li\u003e\n\u003c\/ol\u003e\u003cli\u003e\n\u003cstrong\u003eSelect language:\u003c\/strong\u003e Set the desired language in the device (English\/German\/French\/Italian\/Polish\/Spanish\/Russian).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003ePart 2: Locate and connect to the OBD2 socket\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocate the OBD2 port:\u003c\/strong\u003e Often under the dashboard near the driver, sometimes behind a cover.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnect the KW420:\u003c\/strong\u003e Insert the connector firmly into the OBD2 socket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIgnition mode:\u003c\/strong\u003e For many functions: ignition in ON position with the engine off (follow the tool's on-screen instructions).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStart session:\u003c\/strong\u003e Go to Honda mode or OBD2 mode depending on what you want to do.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003ePart 3: Honda full system diagnosis – how to perform systematic troubleshooting\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect HONDA Full System\u003c\/strong\u003e from the menu (or equivalent “Honda Series”).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect system\/module:\u003c\/strong\u003e For example, Engine, ABS, SRS, Transmission, SAS, ESP, EPB, or another system (as listed by the tool).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead fault codes:\u003c\/strong\u003e Go to “Read Codes” and note all codes (including historical\/pending if the tool shows them).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReview live data:\u003c\/strong\u003e If available, open live data for the relevant system. For the engine: monitor temperatures, trim, RPM, load, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze frame:\u003c\/strong\u003e If codes are emissions-related, review the freeze frame to see the operating conditions when the fault was triggered.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRectify the cause:\u003c\/strong\u003e Replace\/repair component or leakage\/wiring according to diagnosis results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eErase fault codes:\u003c\/strong\u003e Once the action is performed: erase codes and check that they do not return immediately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePost-check:\u003c\/strong\u003e Test drive if necessary and read again.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e Always start by documenting codes and symptoms before erasing, especially if the fault is intermittent.\u003c\/p\u003e\n\u003ch3\u003ePart 4: Universal OBD2\/EOBD engine diagnosis – engine light and emissions-related faults\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect OBDII\/EOBD\u003c\/strong\u003e from the menu.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead Codes:\u003c\/strong\u003e Read fault codes and write them down.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDTC Lookup:\u003c\/strong\u003e Look up the code in the tool's DTC Lookup for a detailed description.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data:\u003c\/strong\u003e Open live data and monitor relevant parameters in text or graph.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze Frame:\u003c\/strong\u003e Review to see under what operating conditions the fault occurred.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/M Readiness:\u003c\/strong\u003e Check readiness\/monitor status, especially if the car is to be inspected or if you want to verify a repair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2 Monitor \/ On-Board Monitor \/ Component Test:\u003c\/strong\u003e Use monitor tests if needed (vehicle support varies).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Info:\u003c\/strong\u003e Read VIN\/CID\/CVN if you need to document the car or check calibration info.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eErase Codes:\u003c\/strong\u003e Erase codes only after documenting them and performing corrective actions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReview\/Print Data:\u003c\/strong\u003e Save, review, and upload\/“print” data to a computer according to the tool's workflow.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003ePart 5: Oil Reset – step by step\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerform service:\u003c\/strong\u003e Change oil\/filter or perform the required service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGo to special functions:\u003c\/strong\u003e Select Oil Reset \/ Oil Service Reset in Honda mode.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFollow the instructions:\u003c\/strong\u003e The tool normally guides you through confirmations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfirm reset:\u003c\/strong\u003e Once the reset is complete, the service indicator should be updated.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify:\u003c\/strong\u003e Turn the ignition off\/on and check that the service light is off.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003ePart 6: EPB reset – step by step (for brake pad\/EPB work)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePreparatory work:\u003c\/strong\u003e Ensure the car is safely positioned and brake work is performed correctly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect EPB reset:\u003c\/strong\u003e Go to EPB (Electrical Park Brake) reset in special functions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFollow instructions:\u003c\/strong\u003e The tool may ask you to set the ignition to the correct position.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReset\/calibration:\u003c\/strong\u003e Perform reset according to the tool's flow after pad replacement, sensor replacement, or servo replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify:\u003c\/strong\u003e Check that warning lights\/alarms turn off and that the EPB functions correctly.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003ePart 7: Battery Match – step by step (after battery replacement)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace battery:\u003c\/strong\u003e Ensure the correct battery type and proper installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect BAT Match:\u003c\/strong\u003e Open Battery Match\/BAT Match in the tool's special functions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerform matching:\u003c\/strong\u003e Follow instructions to clear old “low battery” information and match the monitoring unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify functions:\u003c\/strong\u003e Check if systems such as start\/stop and electrical functions behave normally after matching.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003ePart 8: DPF reset and ETS reset – practical workflow\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnose first:\u003c\/strong\u003e Read codes and live data before performing a reset, so you know why the action is needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect function:\u003c\/strong\u003e Go to DPF reset or ETS reset in the special functions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFollow the tool's instructions:\u003c\/strong\u003e Resets may require specific conditions (ignition mode, temperature, etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify results:\u003c\/strong\u003e Read the system status and check if codes return.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Resets should be performed when the cause has been addressed or when the workflow requires it. \"Resetting away\" errors without correcting the underlying issue often leads to the error recurring.\u003c\/p\u003e\n\u003ch3\u003ePart 9: Battery Test – step by step (12V)\u003c\/h3\u003e\n\u003cp\u003eThe KW420 has a battery test function that can provide results such as \u003cstrong\u003eGood\u003c\/strong\u003e, \u003cstrong\u003eRecharge\u003c\/strong\u003e, or \u003cstrong\u003eReplace\u003c\/strong\u003e, as well as show internal resistance, life %, and system tests. The exact connection method may vary depending on the version\/delivery, but battery testing is normally done with stable contact and correct selection of battery standard (CCA\/EN\/DIN\/IEC etc.).\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrepare the battery:\u003c\/strong\u003e Visually inspect the battery for damage, leaks, or heavy corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect battery test from the menu:\u003c\/strong\u003e Go to battery test\/battery tester mode.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect standard:\u003c\/strong\u003e Select the battery's rating standard (e.g., CCA, EN, DIN, or IEC) according to the battery label.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnter rating:\u003c\/strong\u003e Enter the value according to the standard if the tool prompts you.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRun test:\u003c\/strong\u003e Start the test and await results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterpret results:\u003c\/strong\u003e Good = battery is deemed good, Recharge = charge and test again, Replace = battery is deemed to need replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem tests:\u003c\/strong\u003e If using cranking\/charging\/waveform test – follow the tool's instructions carefully.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave and replay:\u003c\/strong\u003e Use recording\/replay if you want to compare before\/after charging or repair.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eTips and advice – how to get better diagnostic results and save time\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocument before erasing:\u003c\/strong\u003e Always write down fault codes and preferably freeze frame before erasing – especially for intermittent faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWork with live data:\u003c\/strong\u003e Codes tell you \"what caused the alarm\", live data helps you understand \"why\" and under what conditions the fault occurs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse readiness smart:\u003c\/strong\u003e After repair, I\/M Readiness can show if the system has completed its checks and if the car is ready.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil reset after service:\u003c\/strong\u003e Do not reset oil life if you haven't performed service – this will easily cause errors in service planning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEPB reset for brake jobs:\u003c\/strong\u003e Perform a reset when the job requires it, and always check brake function and warnings afterwards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery match after battery replacement:\u003c\/strong\u003e If the car has battery monitoring, matching can prevent false low voltage indications and incorrect operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery test \"Recharge\":\u003c\/strong\u003e Fully charge the battery and test again after rest for a fairer assessment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTroubleshoot the cause, not just the symptom:\u003c\/strong\u003e Resets and code erasure are tools – not repairs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrint\/Upload for documentation:\u003c\/strong\u003e Uploading\/printing data to a computer is good for customer records and history.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1) Is the KW420 a pure Honda scanner or does it also work on other cars?\u003c\/h3\u003e\n\u003cp\u003eIt is both a \u003cstrong\u003efull system diagnostic for Honda\u003c\/strong\u003e and a \u003cstrong\u003euniversal OBD2\/EOBD engine analyzer\u003c\/strong\u003e for OBD2-compliant cars. The full system part is aimed at the Honda series, while the OBD2 part is used for engine-related diagnostics on many vehicles.\u003c\/p\u003e\n\u003ch3\u003e2) What systems can the KW420 read on Honda according to the description?\u003c\/h3\u003e\n\u003cp\u003eIt mentions engine light\/engine, ABS, SRS, transmission, SAS, ESP, EPB, and other systems, among others.\u003c\/p\u003e\n\u003ch3\u003e3) Can I turn off the engine light with the KW420?\u003c\/h3\u003e\n\u003cp\u003eYes, by reading and then erasing engine-related OBD2 fault codes, you can often turn off the MIL (provided the cause has been addressed).\u003c\/p\u003e\n\u003ch3\u003e4) Does it have live data?\u003c\/h3\u003e\n\u003cp\u003eYes, it can read live data\/PCM datastream and display it in text or graphics (according to the description).\u003c\/p\u003e\n\u003ch3\u003e5) What is freeze frame and why is it important?\u003c\/h3\u003e\n\u003cp\u003eFreeze frame is a snapshot of operating conditions when an emissions fault occurs. It can help you understand the conditions under which the fault is triggered.\u003c\/p\u003e\n\u003ch3\u003e6) What does I\/M Readiness mean?\u003c\/h3\u003e\n\u003cp\u003eIt shows whether emissions-related monitors have been run and are ready. It is often used for pre-I\/M test checks and after repair to confirm correct action.\u003c\/p\u003e\n\u003ch3\u003e7) Does the KW420 support O2 Monitor Test?\u003c\/h3\u003e\n\u003cp\u003eYes, according to the feature list. The result is the ECU's latest O2 test (not live values), and support may vary between vehicles.\u003c\/p\u003e\n\u003ch3\u003e8) What does On-Board Monitor Test do?\u003c\/h3\u003e\n\u003cp\u003eIt reads the results of built-in diagnostic monitors for specific components\/systems, where the vehicle supports it.\u003c\/p\u003e\n\u003ch3\u003e9) What is Component Test?\u003c\/h3\u003e\n\u003cp\u003eThe tool can initiate a leak test by signaling the car to start the test (the tool does not perform the leak test itself). Follow the car's service procedure.\u003c\/p\u003e\n\u003ch3\u003e10) Can the KW420 read VIN?\u003c\/h3\u003e\n\u003cp\u003eYes, in Vehicle Info, it can display VIN as well as CID and CVN according to the description.\u003c\/p\u003e\n\u003ch3\u003e11) Are fault code descriptions available in the tool?\u003c\/h3\u003e\n\u003cp\u003eYes, the product text mentions an integrated fault code definition library and DTC Lookup.\u003c\/p\u003e\n\u003ch3\u003e12) Can I save and review data afterwards?\u003c\/h3\u003e\n\u003cp\u003eYes, the feature list includes Review Data and the ability to \"replay failures that store records\".\u003c\/p\u003e\n\u003ch3\u003e13) What does Print Data mean?\u003c\/h3\u003e\n\u003cp\u003eAccording to the text, the tool can upload stored fault codes to a computer. It can be used for documentation and archiving.\u003c\/p\u003e\n\u003ch3\u003e14) What special functions are available for Honda?\u003c\/h3\u003e\n\u003cp\u003eOil reset, battery match, EPB reset, DPF reset, and ETS reset.\u003c\/p\u003e\n\u003ch3\u003e15) When should I use Oil Reset?\u003c\/h3\u003e\n\u003cp\u003eAfter oil service has been performed or when oil life systems\/monitoring components have been replaced and the service indicator needs to be reset.\u003c\/p\u003e\n\u003ch3\u003e16) When is EPB reset needed?\u003c\/h3\u003e\n\u003cp\u003eAccording to the description, when replacing brake pads\/wear sensors, when the indicator light is on, when a sensor short circuit is reset, or when replacing the servo motor.\u003c\/p\u003e\n\u003ch3\u003e17) Why is Battery Match needed?\u003c\/h3\u003e\n\u003cp\u003eTo clear old low-battery information and match the battery monitoring system after battery replacement or for battery monitoring sensor-related matching.\u003c\/p\u003e\n\u003ch3\u003e18) Is the KW420 a battery tester?\u003c\/h3\u003e\n\u003cp\u003eYes, it is also a digital battery tester for 12V starter batteries and can show Good\/Recharge\/Replace as well as internal resistance, life %, cranking\/charging, and waveform test according to specification.\u003c\/p\u003e\n\u003ch3\u003e19) What battery types are mentioned?\u003c\/h3\u003e\n\u003cp\u003eOrdinary lead-acid, AGM flat, AGM spiral, and gel batteries are mentioned in the battery test section.\u003c\/p\u003e\n\u003ch3\u003e20) What languages does the device support?\u003c\/h3\u003e\n\u003cp\u003eEnglish, German, French, Italian, Polish, Spanish, and Russian.\u003c\/p\u003e\n\u003ch3\u003e21) What screen does the KW420 have?\u003c\/h3\u003e\n\u003cp\u003eA 2.8\" TFT color screen (2.8inch TFT Color Display).\u003c\/p\u003e\n\u003ch3\u003e22) Is the KW420 only 12V?\u003c\/h3\u003e\n\u003cp\u003eThe specification states 12V. The battery test section is specified for 12V system voltage.\u003c\/p\u003e\n\u003ch3\u003e23) Can I use the KW420 on a car without OBD2?\u003c\/h3\u003e\n\u003cp\u003eThe OBD2 part requires an OBD2-compliant vehicle. The full system mode is aimed at the Honda series, but even there, compatible communication via the diagnostic port is required.\u003c\/p\u003e\n\u003ch3\u003e24) Can the tool \"fix\" the car just by erasing codes?\u003c\/h3\u003e\n\u003cp\u003eNo. Code erasure extinguishes symptoms (the light) but does not address the cause. If the fault persists, codes will often return.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003ePackage Contents – what's included\u003c\/h2\u003e\n\u003cp\u003eExact package contents may vary depending on delivery and package. This product is a handheld diagnostic and testing tool, and what is normally required for use is the unit itself and connection to the car's OBD2 socket. The \"Print Data\" function (upload to computer) may require appropriate connection according to the version\/software used.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eKONNWEI KW420 diagnostic tool (handheld unit)\u003c\/li\u003e\n\u003cli\u003eOBD2 connection (via the vehicle's OBD2 socket)\u003c\/li\u003e\n\u003cli\u003ePossible connection for data upload (depending on version and workflow for “Print Data”)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eDisclaimer \u0026amp; Important Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility varies:\u003c\/strong\u003e System coverage and special functions may vary between Honda models\/model years and equipment levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD2 scope:\u003c\/strong\u003e Universal OBD2 diagnosis is primarily engine\/emissions related. Other modules may require brand\/system-specific support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eErase codes only after action:\u003c\/strong\u003e Code erasure is not repair. Always document codes before erasing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEPB and brakes:\u003c\/strong\u003e Brakes are safety-critical. Always follow correct mechanical work and check function after reset.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDPF\/ETS resets:\u003c\/strong\u003e Resets should be performed when the workflow requires it and\/or after action. Incorrect reset can lead to the problem recurring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery test:\u003c\/strong\u003e Results (Good\/Recharge\/Replace) are decision support. If unsure: supplement with additional measurement\/diagnosis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical systems:\u003c\/strong\u003e A weak battery or voltage drop can affect diagnosis. Ensure stable voltage during longer sessions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSummary – KW420 as an \"all-in-one\" for Honda, engine light and battery health\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI KW420\u003c\/strong\u003e is a practical tool for those who want both \u003cstrong\u003eHonda full system diagnosis\u003c\/strong\u003e and \u003cstrong\u003euniversal OBD2 engine analysis\u003c\/strong\u003e in the same unit, while also getting a \u003cstrong\u003edigital battery tester\u003c\/strong\u003e for 12V starter batteries. With functions such as Read\/Erase, Live Data, Freeze Frame, I\/M Readiness, monitor tests, Vehicle Info (VIN\/CID\/CVN), DTC Lookup, Review\/Print Data – plus Honda-focused special functions like Oil Reset, EPB reset, Battery Match, DPF reset, and ETS reset – the KW420 is built to save time and create a more structured workflow in troubleshooting and service. ✅\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Relevant internal links (felkodslasare.se) – robust Shopify search links, no external links --\u003e\n\u003csection\u003e\n\u003ch2\u003eRelated on Felkodslasare.se\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en-en\/search?q=KW420\"\u003eMore results for KW420\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-en\/search?q=KONNWEI\"\u003eMore products from KONNWEI\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-en\/search?q=Honda%20OBD2\"\u003eOBD2\/diagnosis for Honda\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-en\/search?q=OBD2%20felkodsl%C3%A4sare\"\u003eOBD2 fault code readers\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-en\/search?q=EPB%20reset\"\u003eEPB reset tools\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-en\/search?q=Oil%20reset\"\u003eOil service \/ Oil reset\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-en\/search?q=batteritestare%2012V\"\u003eBattery tester 12V\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54615755489548,"sku":"FEL-KW420","price":869.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/Hceee3f9379074d2ea0947e004d5783d4q.jpg?v=1781472345"},{"product_id":"konnwei-tpmslink-universal-tpms-sensor-315mhz-433mhz","title":"KONNWEI TPMSLINK Universal TPMS Sensor 315MHz\/433MHz","description":"\u003cdiv class=\"product-page\"\u003e\n\u003ch2\u003eKONNWEI TPMSLINK Universal TPMS Sensor 315MHz\/433MHz – Programmable, Clonable \u0026amp; 6-Year Battery Life (for 99% of TPMS Cars)\u003c\/h2\u003e\n\u003c!-- SHORT VERSION 200–300 WORDS --\u003e\n\u003csection id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI TPMSLINK\u003c\/strong\u003e is a \u003cstrong\u003euniversal programmable TPMS sensor\u003c\/strong\u003e (tire pressure sensor) with \u003cstrong\u003edual frequency 315MHz + 433MHz\u003c\/strong\u003e, designed to replace and clone original sensors in a car's direct TPMS system. According to the product information, it can replace \u003cstrong\u003e99%+\u003c\/strong\u003e of OEM sensors on the market, making it a convenient choice for workshops, tire services, and home mechanics who want to avoid stocking many different sensor models.\u003c\/p\u003e\n\u003cp\u003eThe sensor is \u003cstrong\u003e100% clonable\u003c\/strong\u003e (copy\/write) so you can copy the original sensor ID and data for a \"lossless installation\" – perfect when you want to avoid extra relearning procedures on the car. It supports multiple programming methods such as \u003cstrong\u003emanual creation\u003c\/strong\u003e, \u003cstrong\u003eactivation copy\u003c\/strong\u003e, \u003cstrong\u003eauto creation\u003c\/strong\u003e, and \u003cstrong\u003eOBD copy\u003c\/strong\u003e (depending on the tool you use). For quick activation and programming, it is mentioned that it works with the \u003cstrong\u003eKONNWEI TPMS service tool TK100\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe construction is built for long life and sealing: it has a \u003cstrong\u003e0–30° adjustable angle\u003c\/strong\u003e, \u003cstrong\u003ereplaceable valve stems\u003c\/strong\u003e (metal or rubber), a high-precision valve to reduce the risk of leaks, and a \u003cstrong\u003esealed lithium battery solution\u003c\/strong\u003e with up to \u003cstrong\u003e6 years\u003c\/strong\u003e of battery life. It is also stated to be \u003cstrong\u003ewaterproof, dustproof, corrosion- and vibration-resistant\u003c\/strong\u003e. The sensor can read tire data such as \u003cstrong\u003epressure\u003c\/strong\u003e and \u003cstrong\u003etemperature\u003c\/strong\u003e. App support is mentioned as a free \u003cstrong\u003e\"TPMS LINK\"\u003c\/strong\u003e for iOS\/Android with connection via \u003cstrong\u003eBluetooth 5.2\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency:\u003c\/strong\u003e 315MHz + 433MHz (2-in-1)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgrammable\/clonable:\u003c\/strong\u003e yes (without limitations according to the text)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e sealed lithium, up to 6 years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve:\u003c\/strong\u003e replaceable metal\/rubber, 0–30° adjustable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e for 99% of cars with direct TPMS (according to product info)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003cnav aria-label=\"Table of Contents\" id=\"toc\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#vad-ar\"\u003eWhat is a TPMS Sensor?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tpmslink\"\u003eWhat is KONNWEI TPMSLINK?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Benefits\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#programmering\"\u003eProgramming \u0026amp; Cloning – How it Works\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#verktyg\"\u003eIs a TPMS Tool Needed (e.g., TK100)?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#installation\"\u003eInstallation – Practical Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#valve\"\u003eValve Stems \u0026amp; Angle (0–30°)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#batteri\"\u003eBattery \u0026amp; Lifespan\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility \u0026amp; Important Limitations\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#spec\"\u003eSpecifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFAQ\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#ansvar\"\u003eNotices \u0026amp; Safety\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/nav\u003e\u003chr\u003e\n\u003cp style=\"margin: 0 0 10px 0;\" class=\"breadcrumbs\"\u003e\u003ca href=\"\/en-en\"\u003eHome\u003c\/a\u003e  \/  \u003ca href=\"\/en-en\/collections\/tpms\"\u003eTPMS\u003c\/a\u003e  \/  \u003ca href=\"\/en-en\/collections\/dackverktyg\"\u003eTire Tools\u003c\/a\u003e  \/  \u003cspan aria-current=\"page\"\u003eKONNWEI TPMSLINK 315\/433\u003c\/span\u003e\u003c\/p\u003e\n\u003csection id=\"vad-ar\"\u003e\n\u003ch2\u003eWhat is a TPMS Sensor?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eTPMS\u003c\/strong\u003e (Tire Pressure Monitoring System) monitors tire pressure. In a \u003cstrong\u003edirect TPMS system\u003c\/strong\u003e, a sensor is located in each wheel that measures \u003cstrong\u003epressure\u003c\/strong\u003e and often \u003cstrong\u003etemperature\u003c\/strong\u003e and sends data wirelessly to the car. If a sensor stops working or if you change wheels\/rims, the sensor often needs to be replaced and sometimes programmed\/relearned.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"tpmslink\"\u003e\n\u003ch2\u003eWhat is KONNWEI TPMSLINK?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI TPMSLINK\u003c\/strong\u003e is a universal sensor that combines \u003cstrong\u003e315MHz\u003c\/strong\u003e and \u003cstrong\u003e433MHz\u003c\/strong\u003e in the same unit and is built to replace original sensors on many car models. According to the product text, it can replace more than 99% of OEM sensors for direct TPMS.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-in-1 dual frequency:\u003c\/strong\u003e 315MHz + 433MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0–30° adjustable angle\u003c\/strong\u003e for better fit in various rims\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplaceable valve stems:\u003c\/strong\u003e metal or rubber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-precision valve\u003c\/strong\u003e to reduce the risk of air leakage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% clonable:\u003c\/strong\u003e copy original data\/ID for “lossless installation”\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple programming modes:\u003c\/strong\u003e manual, activation copy, auto creation, OBD copy (depending on the tool)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReprogrammable without limitations\u003c\/strong\u003e (according to product text)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh precision:\u003c\/strong\u003e pressure value is stated to be accurate to 0.01 bar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-year battery life:\u003c\/strong\u003e sealed lithium battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust construction:\u003c\/strong\u003e waterproof, dustproof, anti-corrosion, anti-vibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"programmering\"\u003e\n\u003ch2\u003eProgramming \u0026amp; Cloning – How it Works\u003c\/h2\u003e\n\u003cp\u003eFor the car to recognize a TPMS sensor, the sensor normally needs the correct \u003cstrong\u003eID\u003c\/strong\u003e and correct configuration. With a clonable sensor, you can copy the ID from the original sensor and write it to the new sensor. The car can then often \"think\" that it is still the original, which can reduce the need for extra relearning procedures (car-dependent).\u003c\/p\u003e\n\u003cp\u003eTPMSLINK mentions several programming methods:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManual creation:\u003c\/strong\u003e you manually create sensor data\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActivation copy:\u003c\/strong\u003e you activate the original sensor and copy data\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto creation:\u003c\/strong\u003e the tool creates sensor data for the car\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOBD copy:\u003c\/strong\u003e copying\/writing via the car's OBD port (tool- and car-dependent)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"verktyg\"\u003e\n\u003ch2\u003eIs a TPMS Tool Needed (e.g., TK100)?\u003c\/h2\u003e\n\u003cp\u003eYes, a TPMS tool is normally needed to \u003cstrong\u003eactivate\u003c\/strong\u003e and \u003cstrong\u003eprogram\u003c\/strong\u003e the sensor. The product text mentions that the sensor, together with the \u003cstrong\u003eKONNWEI TPMS service tool TK100\u003c\/strong\u003e, can be activated and programmed in seconds.\u003c\/p\u003e\n\u003cp\u003eThe \"TPMS LINK\" app is mentioned as free for iOS\/Android with Bluetooth 5.2, and can be used to read tire data such as pressure and temperature (functionality may vary depending on your setup).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"installation\"\u003e\n\u003ch2\u003eInstallation – Practical Guide\u003c\/h2\u003e\n\u003ch3\u003e1) Plan before tire mounting\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm that the car has \u003cstrong\u003edirect TPMS\u003c\/strong\u003e (sensor in the wheel) and not indirect (ABS-based).\u003c\/li\u003e\n\u003cli\u003eCheck if the car uses 315MHz, 433MHz, or both in different markets.\u003c\/li\u003e\n\u003cli\u003eDecide whether to \u003cstrong\u003eclone ID\u003c\/strong\u003e or create new IDs (depends on car\/tool).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e2) Program the sensor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eProgram\/clone the sensor with a compatible TPMS tool (e.g., TK100 according to product text).\u003c\/li\u003e\n\u003cli\u003eVerify that the sensor responds and that the ID\/frequency is correct.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e3) Mount the sensor in the rim\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eChoose the valve type (metal or rubber) that suits your rim.\u003c\/li\u003e\n\u003cli\u003eAdjust the angle (0–30°) if necessary to prevent the valve from touching.\u003c\/li\u003e\n\u003cli\u003eMount according to the correct torque\/gasket to ensure it is sealed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e4) Relearning in the car (if required)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSome cars learn automatically after driving.\u003c\/li\u003e\n\u003cli\u003eOthers require relearning via menu\/tool\/OBD (car-dependent).\u003c\/li\u003e\n\u003cli\u003eIf you have cloned the original ID, relearning can sometimes be avoided (car-dependent).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"padding: 12px; border: 1px solid #e5e5e5; border-radius: 10px;\"\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e Program sensors \u003cstrong\u003ebefore\u003c\/strong\u003e the tire is fully mounted on the rim – this saves time if you need to change anything.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"valve\"\u003e\n\u003ch2\u003eValve Stems \u0026amp; Angle (0–30°)\u003c\/h2\u003e\n\u003cp\u003eTPMSLINK has \u003cstrong\u003ereplaceable valve stems\u003c\/strong\u003e (metal\/rubber) and a \u003cstrong\u003e0–30° adjustable angle\u003c\/strong\u003e. This is especially practical on rims where the valve hole is cramped or where you want to optimize access for pump\/pressure gauge.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"batteri\"\u003e\n\u003ch2\u003eBattery \u0026amp; Lifespan\u003c\/h2\u003e\n\u003cp\u003eThe sensor uses a \u003cstrong\u003esealed lithium battery\u003c\/strong\u003e and is stated to have up to \u003cstrong\u003e6 years\u003c\/strong\u003e of lifespan. It is specified for operation between \u003cstrong\u003e-40°C\u003c\/strong\u003e and \u003cstrong\u003e+125°C\u003c\/strong\u003e, which is important for the tire environment.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility \u0026amp; Important Limitations\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplicable models:\u003c\/strong\u003e “99% universal cars with TPMS system” (according to product text)\u003c\/li\u003e\n\u003cli\u003eWorks for \u003cstrong\u003edirect TPMS\u003c\/strong\u003e (sensor in the wheel), not for indirect TPMS\u003c\/li\u003e\n\u003cli\u003eTo replace an OEM sensor, you often need to \u003cstrong\u003eprogram\/clone\u003c\/strong\u003e with a TPMS tool\u003c\/li\u003e\n\u003cli\u003eRelearning procedure can be \u003cstrong\u003ecar-dependent\u003c\/strong\u003e even with a universal sensor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"spec\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eItem Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eKONNWEI TPMS programmable tire sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eProgrammable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eApplicable Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eFor 99% universal cars with TPMS system (according to product info)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMain Function\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eRead tire data: pressure, temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDisplay\/App\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eFree \"TPMS LINK\" app for iOS \u0026amp; Android\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eConnection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eBluetooth 5.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFrequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e315MHz + 433MHz (dual frequency)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eBattery\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eLithium battery (sealed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWorking Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e-40 ~ +125 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eBattery Life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eUp to 6 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eUpdate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eFree (according to product info)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI TPMSLINK programmable TPMS sensor (315\/433MHz)\u003c\/li\u003e\n\u003cli\u003eValve components (metal\/rubber depending on variant\/delivery)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e TPMS tools (e.g., TK100) are usually sold separately.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFAQ – Frequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003e1) Is this a universal sensor?\u003c\/h3\u003e\n\u003cp\u003eYes, it is described as universal and can replace 99%+ of OEM sensors in direct TPMS (according to product info).\u003c\/p\u003e\n\u003ch3\u003e2) Does it have both 315MHz and 433MHz?\u003c\/h3\u003e\n\u003cp\u003eYes, it is a 2-in-1 dual frequency sensor.\u003c\/p\u003e\n\u003ch3\u003e3) Does it need to be programmed?\u003c\/h3\u003e\n\u003cp\u003eYes, universal sensors normally need to be programmed\/cloned to match the car.\u003c\/p\u003e\n\u003ch3\u003e4) Can I clone the original ID?\u003c\/h3\u003e\n\u003cp\u003eYes, the sensor is described as 100% clonable and can copy\/write original data (according to product text).\u003c\/p\u003e\n\u003ch3\u003e5) Do I need a TPMS tool?\u003c\/h3\u003e\n\u003cp\u003eYes, for activation\/programming, a TPMS tool is normally required. TK100 is mentioned as compatible in the product text.\u003c\/p\u003e\n\u003ch3\u003e6) What is the battery life?\u003c\/h3\u003e\n\u003cp\u003eUp to 6 years according to the product information.\u003c\/p\u003e\n\u003ch3\u003e7) Does it work with indirect TPMS?\u003c\/h3\u003e\n\u003cp\u003eIndirect TPMS often uses ABS data and typically does not require a sensor in the wheel. This one is intended for direct TPMS.\u003c\/p\u003e\n\u003ch3\u003e8) Can I use it in all rims?\u003c\/h3\u003e\n\u003cp\u003eIt has a 0–30° adjustable angle and replaceable valve stems to fit more rim types, but always check space and valve hole.\u003c\/p\u003e\n\u003ch3\u003e9) Is it resistant to winter\/corrosion?\u003c\/h3\u003e\n\u003cp\u003eIt is stated to be waterproof, dustproof, anti-corrosion, and anti-vibration (according to product text).\u003c\/p\u003e\n\u003ch3\u003e10) How accurate is the pressure measurement?\u003c\/h3\u003e\n\u003cp\u003eThe product text states a precision of 0.01 bar.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"ansvar\"\u003e\n\u003ch2\u003eNotices \u0026amp; Safety\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTPMS installation requires correct mounting to avoid air leakage.\u003c\/li\u003e\n\u003cli\u003eProgramming\/relearning is car-dependent – follow the car's procedure and use a compatible tool.\u003c\/li\u003e\n\u003cli\u003eCheck frequency and type of TPMS before purchase (direct vs indirect).\u003c\/li\u003e\n\u003cli\u003eAfter mounting: always check pressure and seal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI TPMSLINK\u003c\/strong\u003e is a modern universal sensor with \u003cstrong\u003e315\/433MHz\u003c\/strong\u003e that can be programmed and cloned to replace original TPMS sensors on a very large portion of the car market. With adjustable angle, replaceable valves, and up to 6 years of battery life, it is a practical choice for tire services and workshops that want high coverage with one sensor platform.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Felkodsläsare","offers":[{"title":"Default Title","offer_id":54763511709964,"sku":"FEL-K-TPMS","price":169.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H1cf285890922458699e1839af4c87dedu.avif?v=1781472323"},{"product_id":"konnwei-tk100-tpms-verktyg","title":"KONNWEI TK100 TPMS Tool","description":"\u003cdiv class=\"product-page\"\u003e\n\u003ch2\u003eKONNWEI TK100 TPMS Tool (Bluetooth 5.2) – Activate \u0026amp; Program TPMS Sensors via iOS\/Android (Multilingual)\u003c\/h2\u003e\n\u003c!-- SHORT VERSION 200–300 WORDS --\u003e\n\u003csection id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI TK100\u003c\/strong\u003e is a \u003cstrong\u003eBluetooth-based TPMS programming tool\u003c\/strong\u003e used to \u003cstrong\u003eactivate\u003c\/strong\u003e and \u003cstrong\u003eprogram\u003c\/strong\u003e compatible tire pressure sensors – perfect for tire shops, car repair shops, and those who change rims\/sensors themselves and want to get their TPMS system working correctly again. The tool connects via \u003cstrong\u003eBluetooth 5.2\u003c\/strong\u003e and works with both \u003cstrong\u003eAndroid\u003c\/strong\u003e and \u003cstrong\u003eiOS\u003c\/strong\u003e, allowing you to work directly from your mobile phone or tablet.\u003c\/p\u003e\n\u003cp\u003eThe TK100 is marketed as a tool with \u003cstrong\u003efast and stable function\u003c\/strong\u003e for efficient management of tire pressure systems. It has a \u003cstrong\u003ebuilt-in lithium battery\u003c\/strong\u003e for long operating time and smooth use without needing to be connected to the vehicle constantly. According to the product description, it is specifically designed to \u003cstrong\u003eactivate and program KONNWEI tire pressure sensors\u003c\/strong\u003e, making it a good combination with universal sensors like TPMSLINK.\u003c\/p\u003e\n\u003cp\u003eIts functions are described as \"full functionality\" with a focus on ease of use, energy saving, and quick reset (exact function may vary depending on car and sensor type). For best results: use the TK100 when changing sensors, cloning sensor IDs, creating new sensors, or troubleshooting TPMS problems before inspection.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e Bluetooth 5.2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlatform:\u003c\/strong\u003e Android \u0026amp; iOS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e built-in lithium battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e activate \u0026amp; program compatible TPMS sensors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguage:\u003c\/strong\u003e multilingual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003cnav aria-label=\"Table of Contents\" id=\"toc\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#vad-ar\"\u003eWhat is a TPMS Programming Tool?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Benefits\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#anvandning\"\u003eStep-by-step: How to use the TK100\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips for Sensor Replacement \u0026amp; Learning\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#felsokning\"\u003eTroubleshooting\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#spec\"\u003eSpecifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFAQ\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#ansvar\"\u003eNotes \u0026amp; Safety\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/nav\u003e\u003chr\u003e\n\u003cp style=\"margin: 0 0 10px 0;\" class=\"breadcrumbs\"\u003e\u003ca href=\"\/en-en\"\u003eHome\u003c\/a\u003e  \/  \u003ca href=\"\/en-en\/collections\/tpms\"\u003eTPMS\u003c\/a\u003e  \/  \u003ca href=\"\/en-en\/collections\/tpms-verktyg\"\u003eTPMS Tools\u003c\/a\u003e  \/  \u003cspan aria-current=\"page\"\u003eKONNWEI TK100\u003c\/span\u003e\u003c\/p\u003e\n\u003csection id=\"vad-ar\"\u003e\n\u003ch2\u003eWhat is a TPMS Programming Tool?\u003c\/h2\u003e\n\u003cp\u003eA TPMS tool is used to communicate with tire pressure sensors and the car's TPMS system. Common tasks include \u003cstrong\u003eactivating sensors\u003c\/strong\u003e (waking them up), \u003cstrong\u003eprogramming\u003c\/strong\u003e new sensors, and sometimes assisting with \u003cstrong\u003erelearning\u003c\/strong\u003e after wheel or sensor replacement (vehicle-dependent).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth 5.2\u003c\/strong\u003e – wireless connection to iOS\/Android\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast and stable function\u003c\/strong\u003e – for efficient TPMS management\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in lithium battery\u003c\/strong\u003e – long operating time and smooth use\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgramming tool\u003c\/strong\u003e – activates and programs KONNWEI TPMS sensors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy to use\u003c\/strong\u003e – focus on energy saving, quick reset, and easy handling (according to product description)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultilingual\u003c\/strong\u003e – multilingual support (language depends on app\/phone environment)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhone\/tablet:\u003c\/strong\u003e Android \u0026amp; iOS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e Bluetooth 5.2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensors:\u003c\/strong\u003e designed to activate\/program \u003cstrong\u003eKONNWEI\u003c\/strong\u003e TPMS sensors (according to product description)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"padding: 12px; border: 1px solid #e5e5e5; border-radius: 10px;\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Exact support (features, car models, and sensor types) may vary depending on the TPMS system generation and the vehicle's relearn procedure.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"anvandning\"\u003e\n\u003ch2\u003eStep-by-step: How to use the TK100\u003c\/h2\u003e\n\u003ch3\u003e1) Prepare\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCharge the TK100 if needed (built-in lithium battery).\u003c\/li\u003e\n\u003cli\u003eInstall the relevant app on your phone (if the tool requires an app flow).\u003c\/li\u003e\n\u003cli\u003eActivate Bluetooth on your phone.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e2) Connect via Bluetooth\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eStart the TK100.\u003c\/li\u003e\n\u003cli\u003eOpen the app and connect to the TK100 via Bluetooth 5.2.\u003c\/li\u003e\n\u003cli\u003eSelect vehicle\/sensor mode according to instructions in the app.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e3) Activate sensor (wake\/verify)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePlace the TK100 near the wheel\/sensor.\u003c\/li\u003e\n\u003cli\u003eRun the activation function to read\/verify sensor status.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e4) Program sensor\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect programming mode (e.g., create new sensor or program replacement sensor).\u003c\/li\u003e\n\u003cli\u003eFollow the instructions and confirm successful programming.\u003c\/li\u003e\n\u003cli\u003eMount the sensor in the wheel and perform the car's relearn if required.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips for Sensor Replacement \u0026amp; Learning\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgram before tire mounting\u003c\/strong\u003e – saves time if you need to change anything.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWork wheel by wheel\u003c\/strong\u003e and mark wheel positions (FL\/FR\/RL\/RR) if the car is position-sensitive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck frequency\u003c\/strong\u003e (315\/433) and ensure the sensor matches the car's system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAfter mounting:\u003c\/strong\u003e check that the tire seals tightly around the valve\/sensor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelearn:\u003c\/strong\u003e some cars learn automatically after driving, others require menu\/OBD\/tool.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"felsokning\"\u003e\n\u003ch2\u003eTroubleshooting\u003c\/h2\u003e\n\u003ch3\u003ePhone does not find TK100\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCheck that the TK100 is turned on and charged.\u003c\/li\u003e\n\u003cli\u003eRestart Bluetooth on your phone.\u003c\/li\u003e\n\u003cli\u003eClose the app completely and reopen it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSensor cannot be activated\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMove the tool closer to the valve\/wheel.\u003c\/li\u003e\n\u003cli\u003eCheck that the sensor is compatible and correctly programmed.\u003c\/li\u003e\n\u003cli\u003eCheck that you have selected the correct sensor mode in the app.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTPMS light does not turn off after replacement\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCheck if the car requires a specific relearn procedure.\u003c\/li\u003e\n\u003cli\u003eVerify that sensor ID\/frequency is correct.\u003c\/li\u003e\n\u003cli\u003eTry a short drive if the car has auto-learn.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"spec\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eProduct\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eKONNWEI TK100 Bluetooth TPMS Programming Tool\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eConnection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eBluetooth 5.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCompatible Systems\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eAndroid \u0026amp; iOS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eBattery\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eBuilt-in lithium battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eActivate \u0026amp; program KONNWEI TPMS sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eLanguage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eMultilingual (according to product description)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI TK100 TPMS Programming Tool\u003c\/li\u003e\n\u003cli\u003eAccessories as supplied (may vary)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFAQ – Frequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003e1) Does the TK100 work with iPhone?\u003c\/h3\u003e\n\u003cp\u003eYes, it works with iOS according to the product description.\u003c\/p\u003e\n\u003ch3\u003e2) Does the TK100 work with Android?\u003c\/h3\u003e\n\u003cp\u003eYes, it works with Android according to the product description.\u003c\/p\u003e\n\u003ch3\u003e3) Do I need internet?\u003c\/h3\u003e\n\u003cp\u003eThe Bluetooth connection works locally, but some app functions may require network for installation\/updates.\u003c\/p\u003e\n\u003ch3\u003e4) Can the TK100 program all TPMS sensors?\u003c\/h3\u003e\n\u003cp\u003eIt is described as intended for activating and programming KONNWEI sensors. Support for other sensors may vary.\u003c\/p\u003e\n\u003ch3\u003e5) Can I use the TK100 at home?\u003c\/h3\u003e\n\u003cp\u003eYes, if you have compatible sensors and follow the car's relearn procedure.\u003c\/p\u003e\n\u003ch3\u003e6) Why doesn't the TPMS light turn off?\u003c\/h3\u003e\n\u003cp\u003eTypically, a relearn is required or the sensor ID\/frequency does not match. Some cars need driving for auto-learn.\u003c\/p\u003e\n\u003ch3\u003e7) Does the tool have its own battery?\u003c\/h3\u003e\n\u003cp\u003eYes, a built-in lithium battery is mentioned in the product information.\u003c\/p\u003e\n\u003ch3\u003e8) What does \"fast reset\" mean?\u003c\/h3\u003e\n\u003cp\u003eIt refers to quick handling in the TPMS flow (exact function depends on car and app).\u003c\/p\u003e\n\u003ch3\u003e9) Is it difficult to use?\u003c\/h3\u003e\n\u003cp\u003eIt is marketed as easy to use with fast and stable function.\u003c\/p\u003e\n\u003ch3\u003e10) Can I save energy with the TK100?\u003c\/h3\u003e\n\u003cp\u003e\"Save energy\" is mentioned as part of the functionality, which normally means energy-efficient operating mode or efficient workflow.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"ansvar\"\u003e\n\u003ch2\u003eNotes \u0026amp; Safety\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTPMS actions require correct mounting of the sensor\/valve to avoid air leakage.\u003c\/li\u003e\n\u003cli\u003eProgramming and relearning are vehicle-dependent – always follow the car's instructions.\u003c\/li\u003e\n\u003cli\u003eCheck frequency (315\/433) and sensor type before programming.\u003c\/li\u003e\n\u003cli\u003eAfter mounting: check pressure, tightness, and that the TPMS warning is reset correctly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKONNWEI TK100\u003c\/strong\u003e is a convenient \u003cstrong\u003eBluetooth 5.2\u003c\/strong\u003e TPMS tool for iOS\/Android that makes it easy to \u003cstrong\u003eactivate and program\u003c\/strong\u003e compatible KONNWEI TPMS sensors. With a built-in battery and fast, stable function, it suits both workshops and home mechanics who want to ensure their TPMS system is correct when changing sensors.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Felkodsläsare","offers":[{"title":"Default Title","offer_id":54763553390860,"sku":"FEL-K-TK100","price":409.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H3cb600c9600c4e378cd2f18c20a41f00S.jpg?v=1781472112"},{"product_id":"konnwei-sa500-2000a-12v-startbooster-med-kompressor-powerbank","title":"KONNWEI SA500 2000A 12V – Jump starter with air compressor + power bank","description":"\u003cdiv class=\"product-page\"\u003e\n\u003ch2\u003eKONNWEI SA500 2000A 12V – Jump Starter with Compressor + Power Bank + Warning Light (5-in-1 Emergency Kit for Car, Motorcycle, Boat)\u003c\/h2\u003e\n\u003c!-- KORTVERSION 200–300 ORD --\u003e\n\u003csection id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI SA500\u003c\/strong\u003e is a compact yet powerful \u003cstrong\u003e5-in-1 emergency kit\u003c\/strong\u003e for those who want to be prepared when the battery dies, a tire loses pressure, or a mobile needs charging. It combines a \u003cstrong\u003e12V jump starter\u003c\/strong\u003e (up to \u003cstrong\u003e2000A peak\u003c\/strong\u003e according to the product description), a \u003cstrong\u003edigital tire pump\/compressor\u003c\/strong\u003e (up to \u003cstrong\u003e150 PSI \/ 10.3 bar\u003c\/strong\u003e), a \u003cstrong\u003e10400mAh power bank\u003c\/strong\u003e, as well as \u003cstrong\u003ewarning lights\u003c\/strong\u003e and an \u003cstrong\u003eLED work light\u003c\/strong\u003e. Perfect for cars, light trucks, vans, motorcycles, boats, and camping – and an essential tool in the garage or car all year round.\u003c\/p\u003e\n\u003cp\u003eThe jump start function features “intelligent jumper clamp” technology with multiple protections, including \u003cstrong\u003espark protection\u003c\/strong\u003e, \u003cstrong\u003ereverse polarity\u003c\/strong\u003e, \u003cstrong\u003eovercurrent\u003c\/strong\u003e, \u003cstrong\u003eovercharge\u003c\/strong\u003e, and \u003cstrong\u003eshort circuit protection\u003c\/strong\u003e. The clear \u003cstrong\u003eLCD display\u003c\/strong\u003e shows battery voltage and connection status to ensure you start correctly from the beginning. The compressor has \u003cstrong\u003edigital setting\u003c\/strong\u003e and \u003cstrong\u003eauto-stop\u003c\/strong\u003e when the selected pressure is reached, making it easy to inflate tires without over-pumping. For charging devices, there are \u003cstrong\u003e2× USB outputs\u003c\/strong\u003e (max values mentioned as examples) and a \u003cstrong\u003eUSB-C input\u003c\/strong\u003e to charge the unit itself.\u003c\/p\u003e\n\u003cp\u003eRoad safety is enhanced with a \u003cstrong\u003e360° red warning light\u003c\/strong\u003e with multiple modes (e.g., strobe\/SOS) and a bright white \u003cstrong\u003ework light\u003c\/strong\u003e for tire changes, repairs, and camping. Delivered as a complete kit with clamps, hose, nozzles, and storage bag.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eJump Starter:\u003c\/strong\u003e 12V, up to 2000A peak (according to product description)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompressor:\u003c\/strong\u003e up to 150 PSI \/ 10.3 bar, auto-stop\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Bank:\u003c\/strong\u003e 10400mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLights:\u003c\/strong\u003e 360° warning light + LED work light\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFor:\u003c\/strong\u003e cars and 12V vehicles (car\/motorcycle\/boat etc.)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003cnav aria-label=\"Innehållsförteckning\" id=\"toc\"\u003e\n\u003ch2\u003eTable of Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003e5-in-1: what you get\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#startbooster\"\u003eJump Starter: power, compatibility \u0026amp; protection\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#pump\"\u003eTire Pump\/Compressor: digital control \u0026amp; auto-stop\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#powerbank\"\u003ePower Bank: charge mobile and gadgets\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#ljus\"\u003eWarning Light \u0026amp; Work Light\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#anvandning-start\"\u003eStep-by-step: safely jump start your car\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#anvandning-pump\"\u003eStep-by-step: inflate tires\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; best practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#spec\"\u003eSpecifications (according to product description)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFAQ\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#ansvar\"\u003eNotes \u0026amp; safety\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/nav\u003e\u003chr\u003e\n\u003cp style=\"margin: 0 0 10px 0;\" class=\"breadcrumbs\"\u003e\u003ca href=\"\/en-en\"\u003eHome\u003c\/a\u003e  \/  \u003ca href=\"\/en-en\/collections\/startboosters\"\u003eJump Starters\u003c\/a\u003e  \/  \u003ca href=\"\/en-en\/collections\/kompressorer\"\u003eCompressors\u003c\/a\u003e  \/  \u003cspan aria-current=\"page\"\u003eKONNWEI SA500\u003c\/span\u003e\u003c\/p\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003e5-in-1: what you get\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eJump starter\u003c\/strong\u003e – start 12V vehicles with a dead battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTire pump\/compressor\u003c\/strong\u003e – digital pressure setting and auto-stop\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower bank\u003c\/strong\u003e – charge mobile, tablet, and USB devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e360° warning light\u003c\/strong\u003e – better visibility on roadsides and in emergencies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED work light\u003c\/strong\u003e – for tire changes, repairs, or camping\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"startbooster\"\u003e\n\u003ch2\u003eJump Starter: power, compatibility \u0026amp; protection\u003c\/h2\u003e\n\u003cp\u003eThe SA500 is stated to deliver \u003cstrong\u003e1000A–2000A peak\u003c\/strong\u003e and, according to the product description, can start \u003cstrong\u003epetrol engines up to 8.5L\u003c\/strong\u003e and \u003cstrong\u003ediesel engines up to 7.0L\u003c\/strong\u003e (12V systems). It can be used on cars, trucks, vans, motorcycles, boats, etc. (according to text).\u003c\/p\u003e\n\u003ch3\u003eSafety features (according to product description)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSpark-proof\u003c\/li\u003e\n\u003cli\u003eReverse polarity protection\u003c\/li\u003e\n\u003cli\u003eOver-current protection\u003c\/li\u003e\n\u003cli\u003eOver-charge protection\u003c\/li\u003e\n\u003cli\u003eShort-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe LCD display shows battery voltage and connection status for a safer starting procedure. Operating temperature is stated as \u003cstrong\u003e-20°C to 60°C\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"pump\"\u003e\n\u003ch2\u003eTire Pump\/Compressor: digital control \u0026amp; auto-stop\u003c\/h2\u003e\n\u003cp\u003eThe compressor is stated to handle up to \u003cstrong\u003e150 PSI (10.3 bar)\u003c\/strong\u003e and can be used for car and motorcycle tires, bicycles, balls, air mattresses, and other inflatable products.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital target pressure\u003c\/strong\u003e – set exact value on the screen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto-stop\u003c\/strong\u003e – pumps to target and stops automatically\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust construction\u003c\/strong\u003e – metal pump head and reinforced hose are mentioned\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"powerbank\"\u003e\n\u003ch2\u003ePower Bank: charge mobile and gadgets\u003c\/h2\u003e\n\u003cp\u003eThe SA500 has a built-in \u003cstrong\u003e10400mAh\u003c\/strong\u003e lithium battery (according to product description). It features \u003cstrong\u003e2× USB outputs\u003c\/strong\u003e and charges via a \u003cstrong\u003eUSB-C input\u003c\/strong\u003e (5V\/3A is mentioned as an example). Perfect for smartphones, tablets, GPS, cameras, and other USB devices.\u003c\/p\u003e\n\u003cp style=\"padding: 12px; border: 1px solid #e5e5e5; border-radius: 10px;\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Exact charging standards (e.g., QC3.0) may vary – please check what is actually stated on your device\/label.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"ljus\"\u003e\n\u003ch2\u003eWarning Light \u0026amp; Work Light\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e360° warning light\u003c\/strong\u003e – red beacon with multiple modes (e.g., strobe\/SOS according to text)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhite LED work light\u003c\/strong\u003e – for tire changes, engine compartment, camping, and power outages\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA strong warning light makes you more visible on the roadside and can reduce risk in case of an emergency stop.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"anvandning-start\"\u003e\n\u003ch2\u003eStep-by-step: safely jump start your car\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eTurn off the car and all power consumers (lights, fan, stereo).\u003c\/li\u003e\n\u003cli\u003eConnect the jump start clamps to the SA500.\u003c\/li\u003e\n\u003cli\u003eConnect the \u003cstrong\u003ered clamp\u003c\/strong\u003e to the battery's positive (+) terminal and the \u003cstrong\u003eblack clamp\u003c\/strong\u003e to the negative (−) terminal or a good ground point.\u003c\/li\u003e\n\u003cli\u003eCheck the display\/indicator to confirm the connection is correct.\u003c\/li\u003e\n\u003cli\u003eStart the car. Once the car has started: disconnect the clamps in reverse order.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"anvandning-pump\"\u003e\n\u003ch2\u003eStep-by-step: inflate tires\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eScrew the pump hose onto the valve.\u003c\/li\u003e\n\u003cli\u003eSelect the pressure unit and set the desired target pressure on the display.\u003c\/li\u003e\n\u003cli\u003eStart the pump and let it run until it \u003cstrong\u003eauto-stops\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCheck the pressure and replace the valve cap.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; best practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharge the SA500 regularly\u003c\/strong\u003e so it's always ready.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDo not over-inflate\u003c\/strong\u003e – use target pressure + auto-stop.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhen starting:\u003c\/strong\u003e carefully check polarity even if protection is present.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStore in a dry place\u003c\/strong\u003e and use the case to protect the unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFollow the car's recommended tire pressure\u003c\/strong\u003e (often found in the door jamb\/fuel cap\/manual).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"spec\"\u003e\n\u003ch2\u003eSpecifications (according to product description)\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eKONNWEI SA500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStarting System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e12V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePeak Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eUp to 2000A (1000A–2000A mentioned)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eEngine Size (stated)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003ePetrol up to 8.5L \/ Diesel up to 7.0L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCompressor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eUp to 150 PSI (10.3 bar), digital + auto-stop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Bank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e10400mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eTemperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e-20°C to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Some lines in the text (e.g., QC3.0 “possible”) are phrased as examples – verify final ports\/effects on the device's label.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI SA500 unit\u003c\/li\u003e\n\u003cli\u003e1 × Intelligent jump start cable\/clamps\u003c\/li\u003e\n\u003cli\u003e1 × Pump hose\u003c\/li\u003e\n\u003cli\u003eNozzles\/adapters for various inflatable products (according to text)\u003c\/li\u003e\n\u003cli\u003e1 × USB-C charging cable\u003c\/li\u003e\n\u003cli\u003e1 × Storage bag\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFAQ – Frequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003e1) Does the SA500 work on diesel?\u003c\/h3\u003e\n\u003cp\u003eYes, the product description states diesel engines up to 7.0L in 12V systems.\u003c\/p\u003e\n\u003ch3\u003e2) Can I inflate bicycle tires and balls?\u003c\/h3\u003e\n\u003cp\u003eYes, the compressor is stated to work for bicycles, sports balls, and other inflatable products.\u003c\/p\u003e\n\u003ch3\u003e3) Does the pump stop automatically?\u003c\/h3\u003e\n\u003cp\u003eYes, auto-stop at the set target pressure is mentioned in the product description.\u003c\/p\u003e\n\u003ch3\u003e4) Can I charge my phone?\u003c\/h3\u003e\n\u003cp\u003eYes, it has a 10400mAh power bank and two USB outputs according to the text.\u003c\/p\u003e\n\u003ch3\u003e5) Is it safe to use?\u003c\/h3\u003e\n\u003cp\u003eYes, it is stated to have spark protection, reverse polarity protection, and several other safety features.\u003c\/p\u003e\n\u003ch3\u003e6) How bright is the warning light?\u003c\/h3\u003e\n\u003cp\u003eIt is described as super-bright with multiple modes (e.g., strobe\/SOS).\u003c\/p\u003e\n\u003ch3\u003e7) Is it suitable for 24V vehicles?\u003c\/h3\u003e\n\u003cp\u003eIt is specified as a 12V jump starter.\u003c\/p\u003e\n\u003ch3\u003e8) Can it handle cold temperatures?\u003c\/h3\u003e\n\u003cp\u003eOperating temperature is stated as -20°C to 60°C.\u003c\/p\u003e\n\u003ch3\u003e9) What does “2000A peak” mean?\u003c\/h3\u003e\n\u003cp\u003ePeak is the maximum instantaneous current at the moment of starting. Actual performance depends on battery condition, cables, and temperature.\u003c\/p\u003e\n\u003ch3\u003e10) Is this a supercapacitor starter?\u003c\/h3\u003e\n\u003cp\u003eThe text mentions “super capacitor tech” as a claim, but the unit is also described as having a 10400mAh lithium battery. Assume it is a battery-based power bank\/jump starter.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"ansvar\"\u003e\n\u003ch2\u003eNotes \u0026amp; safety\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUse only on \u003cstrong\u003e12V\u003c\/strong\u003e systems.\u003c\/li\u003e\n\u003cli\u003eCarefully check polarity (positive\/negative) when starting.\u003c\/li\u003e\n\u003cli\u003eDo not use the jump starter on damaged\/frozen batteries.\u003c\/li\u003e\n\u003cli\u003eFollow the vehicle's recommended tire pressure and monitor during first use.\u003c\/li\u003e\n\u003cli\u003eStore the unit in a dry and protected place.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI SA500\u003c\/strong\u003e is a complete 5-in-1 tool that combines a \u003cstrong\u003ejump starter\u003c\/strong\u003e, \u003cstrong\u003ecompressor\u003c\/strong\u003e, \u003cstrong\u003epower bank\u003c\/strong\u003e, and \u003cstrong\u003eemergency lighting\u003c\/strong\u003e in a single unit. It's a perfect choice for those who want to enhance safety, avoid multiple gadgets, and always be able to handle the most common problems on the road – dead battery, low tire pressure, and a dead phone.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54768656777484,"sku":"FEL-K-SA500","price":859.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H687057bb74354721813cf6aa305f7a64F.jpg?v=1781471463"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/collections\/optimized_collection_522411049228.jpg?v=1781542179","url":"https:\/\/www.felkodslasare.se\/en-en\/collections\/konnwei-felkodslasare-enkel-och-effektiv-bildiagnos-for-alla.oembed?page=2","provider":"Felkodsläsare","version":"1.0","type":"link"}