Works on all vehicles with activated OBD II, both gasoline and diesel cars - domestic or imported. Retrieves generic codes (P0, P2, P3, and U0), manufacturer-specific codes (P1, P3, and U1), and pending codes. Easily identifies the cause of the check engine light (MIL). Turns off the check engine light (MIL) and clears trouble codes. The KONNWEI KW870 OBD2/EOBD/CAN diagnostic scanner supports all 10 OBDII tests in all OBDII compatible vehicles for comprehensive diagnostics. Displays the monitoring readiness status and I/M (emissions). Reads PCM data stream directly. Displays real-time O2 sensor testing data. EVAP system testing data. Live sensor data in text and graphical format (vehicles from 1996 onwards). Reads, stores, and replays live sensor data. Guides technicians to the root cause of the fault faster, saving diagnostic and repair time. Built-in DTC lookup library. Retrieves vehicle information (VIN, CIN, and CVN). Capable of online updates and upgrades. Prints data via computer.