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J2012_200712 - Diagnostic Trouble Code Definitions

Document Number: J2012_200712
Revision Number:
Diagnostic Trouble Code Definitions
This document supersedes SAE J2012 APR2002, and is technically equivalent !to ISO 15031-6:2005 with the exceptions described in Section 1.2.

This document is intended to define the standardized Diagnostic Trouble Codes (DTC) that On-Board Diagnostic (OBD) systems in vehicles are required to report when malfunctions are detected.

This document includes:

a. Diagnostic Trouble Code format.

b. A standardized set of Diagnostic Trouble Codes and descriptions

c. A standardized set of Diagnostic Trouble Codes subtypes known as Failure Types

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