Wiki Request
  • Diagnostic Trouble Code Descriptions 2013-11-21 5829
    Each specified fault code has been assigned a description to indicate the circuit, component or system area that was determined to be at fault. The descriptions are organized such that different...

  • Terms and Definitions for OBDII Standard 2013-11-21 4869
    Most circuit, component, or system diagnostic trouble codes are specified by four basic categories: General circuit /open ,Range/Performance problem,Circuit Low, Circuit High, but do you know what...

  • OBDII code categories 2013-11-20 6961
    ALL OBDII DTC code definitions follow the rules, and its easy to determine which system its in, when a DTC rises. the DTC itself will tell in which system it is, if you have an idea.

  • Why my car work abnormal but there's no trouble code found 2013-11-06 4223
    had you ever encounter mulfunction of the engine without MIL light ON? you feel that you car works not normal, hard to startup, more fuel consumption, not as powerful as when it was bought, and...

  • Unable to Read Your OBD-II Codes? 2013-10-03 4524
    If you've plugged into your car's diagnostic port and aren't reading anything at all, you might think that your OBD-II brain has fried, but don't declare it dead yet. On many cars, the ECM (that's...

  • what is OBD? 2013-10-03 3400
    what is OBD.