Table of OBD-II Codes

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The SAE J2012 standard defines a number of generic OBD-II Diagnostic Trouble Codes (DTCs), which fall into one of the following categories:

As of September 2005, only P and U generic DTCs are standardized.

[edit] External links

  • OBDII Codes, Diagnostic Trouble Codes for OBDII Systems
  • Gendan DTCodebank Large online library of diagnostic fault code definitions
  • OBD-Codes.com, very helpful site with detailed troubleshooting information on OBD-II codes

Standard OBD-II fault codes from KBM Systems, a large free database of vehicle fault codes.