1OBD2 Diagnostic Tool: With this fault code reader, you may quickly find out trouble causes or troubleshooter of electronically controlled systems on your car. 2Easy Operation: Connect the diagnostic socket and identify, locate and check the cause of the failure, using the user manual by reading the fault code displayed on the tool. 3Wide Application: Works on all 1996 and newer cars and trucks that are OBD II or EOBD compliant including CAN, VPW, PWM, ISO and KWP2000 protocols. 4Read Codes: Reads and clears specific diagnostic trouble codes and turns off check engine light, supports generic codes, pending codes and manufacturer's specific codes requests. 5Practical: Easy to read with clear backlit 2 line LCD display, easy to use with one plug in, no batteries needed powered via detachable OBD II cable, with high efficiency.