{"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":18.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/Hbdd071e170164c788709ce506c6a4c6a8.avif?v=1766927894","url":"https:\/\/www.felkodslasare.se\/en-en\/products\/konnwei-kw902-obd2-scanner-bt5-0","provider":"Felkodsläsare","version":"1.0","type":"link"}