OBD2 Scanner, AUTOPHIX Auto Code Reader OM121 Universal OBDII Vehicle Check Engine Fault Code Reader CAN Diagnostic Scan Tool for Automobiles Error Codes Eraser (Black) OBDII vehicle diagnostic code reader works on 1996 and newer US-Built, EU-Built and Asian-Built OBD2 vehicles. Classic design, fast scan and clear trouble codes, even a beginner can use this unit to read the error code, find out what the problem is and perhaps fix it. Save money and time. Reads and clears ALL engine related trouble codes, and shows definitions without looking for the codes up on the internet. Turns off the MIL (reset check engine light). Shows I/M readiness test results before you take the car to a SMOG TEST. Retrieves vehicle information (VIN, CIN and CVN). OM121 check engine reader is equipped with a high definition LCD display which has white backlight and contrast adjustment, which allows you to read in both bright and dark places, shows the trouble codes accurately and clearly. Portable vehicle diagnostics tool (4.25*2.91*0.79 inch) no batteries needed-powered via detachable OBDII cable. Perfect for DIYers and car owners. 1.Easily determines the cause of the Check Engine Light ( MIL) 2.Reads hard(memory)/pending(intermittent) and historic codes and show definitions 3.Turns off Check Engine Light (MIL), clears codes and resets monitors 4.I/M monitor readiness test 5. Retrieves vehicle information (VIN, CIN and CVN)