{"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":36.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/Hb12ee5ca1c094bed818c000af900a540w.jpg?v=1766928929","url":"https:\/\/www.felkodslasare.se\/en-en\/products\/konnwei-kw818-obd2-scanner-bildiagnos","provider":"Felkodsläsare","version":"1.0","type":"link"}