The MaxiScan MS509 OBDII/EOBD Scanner supports all nine OBDII test modes on all OBD2 compliant vehicles to enable technicians to accurately diagnose even the toughest problems. Sophisticated yet easy-to-use! Features Works on all 1996 & later OBD2 compliant US, European & Asian vehicles. Easily determines the cause of the "Check Engine Light”. Retrieves generic (P0, P2, P3, & U0) & manufacturer specific (P1, P3, and U1) codes. Turns off Check Engine Light, clears codes & resets monitors. Displays DTC definitions onscreen. Views freeze frame data. Displays monitor & I/M readiness status (emissions). Identifies pending codes. Reads live PCM datastream. Displays live O2 sensor test data. Graphs data – (1996 and newer). Reads, stores & playbacks live sensor data. Memory/battery backup for off-vehicle data review & analysis. Bilingual interface & definitions&English/Spanish. Performs modules present test. Retrieves vehicle information (VIN, CID and CVN). Supports CAN (Controller Area Network) & all other current OBD2 protocols. Built-in OBD2 DTC lookup library. Large easy-to-read backlit LCD screen. Software upgradeable via internet. Works on all 1996 and later OBDII compliant US, European and Asian vehicles