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KONNWEI KW851 Professional OBD2 Scanner & Oil Service Reset Tool
The KONNWEI KW851 OBD2 Scanner is a commercial-grade, multi-purpose automotive diagnostic tool engineered for deep vehicle system analysis, battery monitoring, and professional maintenance resets. Built to serve both dedicated DIYers and professional technicians, this scanner optimizes vehicle upkeep routines by offering high-precision data stream evaluation and quick indicator resets, completely saving time and bypassing unnecessary dealer visits.
Compatibility: ✔ Universally compatible with all 1996 and newer 12V petrol and diesel engine vehicles running on standard OBD II protocols. ✔ Engineered to perform advanced technical diagnostics across a broad array of critical vehicle hardware, including the engine system and transmission modules.
Key Advantages: ✔ Full 10-Mode OBD2/EOBD Functionality – delivers deep structural engine troubleshooting, reading and instantly clearing pending or stored Diagnostic Trouble Codes (DTCs) to shut off the Check Engine Light (MIL). ✔ Integrated Oil Service Light Reset – features a dedicated maintenance routine that allows operators to easily reset the oil life monitor and service indicators on the instrument cluster, ensuring the vehicle's maintenance tracking system remains accurate. ✔ Exhaustive Emissions & Smog Checks – manages advanced emission diagnostics, incorporating active O2 sensor evaluation and EVAP system leak checks to help vehicles smoothly pass mandatory annual smog and environmental inspection tests. ✔ Graphic & Numeric Live Data Streams – displays real-time live data feeds simultaneously in clean wave graphics and digital text formats, letting technicians isolate fluctuating sensor readings and hidden faults within seconds. ✔ Onboard Battery Health Detection – integrates a reliable battery testing application that tracks real-time battery performance and health, identifying electrical drops before they can cause a sudden start failure.





