{"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":39.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H6302708cc7504b85ac622f4083ed56dcn.jpg?v=1771872378","url":"https:\/\/www.felkodslasare.se\/en-en\/products\/konnwei-kw808-obd2-scanner","provider":"Felkodsläsare","version":"1.0","type":"link"}