{"product_id":"ms812-obd2-scanner-car-diagnostic-tool-battery-tester","title":"MS812 OBD2 Scanner – Car Diagnostic Tool \u0026 Battery Tester","description":"\n\u003ch2\u003eMS812 OBD2 Code Reader – Full-System Car Diagnostic Scanner with Battery Tester\u003c\/h2\u003e\n\u003cp\u003eTake control of your vehicle's health with the \u003cstrong\u003eMS812 OBD2 Scanner\u003c\/strong\u003e. Plug it directly into your car's OBD2 port and instantly read, diagnose, and clear engine fault codes — no trip to the mechanic required. Whether you want to turn off that check engine light, check your battery voltage, or monitor live sensor data, the MS812 gives you professional-grade insight in the palm of your hand. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull OBD2 Support:\u003c\/strong\u003e Supports all 10 OBD II test modes for comprehensive vehicle diagnostics\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRead \u0026amp; Clear Fault Codes:\u003c\/strong\u003e Quickly retrieve and erase Diagnostic Trouble Codes (DTCs) to reset your check engine light\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLive PCM Data Stream:\u003c\/strong\u003e View real-time sensor readings and data curves for accurate diagnostics\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFreeze Frame Data:\u003c\/strong\u003e Capture and review vehicle data at the exact moment a fault was triggered\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eI\/M Readiness Status:\u003c\/strong\u003e Check emissions readiness before your next inspection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery Tester:\u003c\/strong\u003e Read and monitor your vehicle battery voltage — and get an exclusive battery life assessment\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVehicle Information:\u003c\/strong\u003e Access VIN, calibration IDs, and other vehicle-specific data\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOxygen Sensor Test:\u003c\/strong\u003e Evaluate O2 sensor performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComponent System Test (Mode 6 \u0026amp; 7):\u003c\/strong\u003e Run targeted component-level tests for deeper diagnostics\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFault Code Library:\u003c\/strong\u003e Built-in DTC lookup for instant code descriptions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e13 Languages Built-In:\u003c\/strong\u003e Chinese, English, Korean, Japanese, Russian, Polish, Portuguese, Finnish, Italian, French, Spanish, Dutch, and German\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MS812\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Plastic \u0026amp; Electronic Components\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e Backlit 128×64 pixel LCD\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Input:\u003c\/strong\u003e 5V–18V (powered via OBD2 port)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 0°C to 60°C \/ 32°F to 140°F\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e -20°C to 70°C \/ -4°F to 158°F\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSupported OBD2 Protocols\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSAE J1850 PWM (41.6 Kbaud)\u003c\/li\u003e\n  \u003cli\u003eSAE J1850 VPW (10.4 Kbaud)\u003c\/li\u003e\n  \u003cli\u003eISO9141-2 (5 baud init, 10.4 Kbaud)\u003c\/li\u003e\n  \u003cli\u003eISO14230-4 KWP (5 baud init, 10.4 Kbaud)\u003c\/li\u003e\n  \u003cli\u003eISO14230-4 KWP (fast init, 10.4 Kbaud)\u003c\/li\u003e\n  \u003cli\u003eISO15765-4 CAN (11bit ID, 500 Kbaud)\u003c\/li\u003e\n  \u003cli\u003eISO15765-4 CAN (29bit ID, 500 Kbaud)\u003c\/li\u003e\n  \u003cli\u003eISO15765-4 CAN (11bit ID, 250 Kbaud)\u003c\/li\u003e\n  \u003cli\u003eISO15765-4 CAN (29bit ID, 251 Kbaud)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× MS812 OBD2 Scanner\u003c\/li\u003e\n  \u003cli\u003e1× English User Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/60cm-motorcycle-luggage-strap-elastic-helmet-bungee-net\"\u003e60cm Motorcycle Luggage Strap – Elastic Helmet Bungee Net\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/cooling-car-seat-cushion-breathable-ergonomic-all-season\"\u003eAll-Season Cooling Car Seat Cushion – Breathable \u0026amp; Ergonomic\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.fueleconomy.gov\/feg\/drive.shtml\" target=\"_blank\" rel=\"noopener\"\u003eFuelEconomy.gov driving efficiency guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What vehicles are compatible with the MS812 OBD2 scanner?\u003c\/h4\u003e\n\u003cp\u003eA: The MS812 OBD2 scanner is compatible with most petrol and diesel vehicles manufactured from 1996 onwards that support the OBD2 \/ EOBD standard. It supports nine major OBD2 protocols including CAN, ISO, and SAE variants, making it broadly compatible with cars sold in the US, EU, and many other markets.\u003c\/p\u003e\n\u003ch4\u003eQ: Can the MS812 turn off the check engine light?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The MS812 can read Diagnostic Trouble Codes (DTCs) that trigger the check engine light and then erase those codes once the underlying issue has been addressed, effectively resetting the check engine warning.\u003c\/p\u003e\n\u003ch4\u003eQ: Does the MS812 OBD2 scanner require batteries or charging?\u003c\/h4\u003e\n\u003cp\u003eA: No external batteries or charging are needed. The MS812 draws power directly from your vehicle's OBD2 diagnostic port, operating on 5V–18V supplied by the vehicle itself.\u003c\/p\u003e\n\u003ch4\u003eQ: How many languages does the MS812 support?\u003c\/h4\u003e\n\u003cp\u003eA: The MS812 has 13 languages built in: Chinese, English, Korean, Japanese, Russian, Polish, Portuguese, Finnish, Italian, French, Spanish, Dutch, and German — making it a versatile tool for drivers worldwide.\u003c\/p\u003e\n\u003ch4\u003eQ: Can the MS812 test my car battery?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The MS812 includes a dedicated battery tester function that reads your vehicle's battery voltage and provides a battery life assessment, helping you stay on top of your car's electrical system health.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What vehicles are compatible with the MS812 OBD2 scanner?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The MS812 OBD2 scanner is compatible with most petrol and diesel vehicles manufactured from 1996 onwards that support the OBD2 \/ EOBD standard. It supports nine major OBD2 protocols including CAN, ISO, and SAE variants, making it broadly compatible with cars sold in the US, EU, and many other markets.\"}}, {\"@type\": \"Question\", \"name\": \"Can the MS812 turn off the check engine light?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. 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