The SAE Recommended Practice is applicable to all light-duty and medium-duty passenger vehicles and trucks with feedback fuel control system. Specific applications of this document include diagnostic@ service and repair manuals@ repair data bases@ and off-board readout devices. This document focuses on a diagnostic code format and code messages for automotive electronic control systems. The use and appropriate updating of this document is strongly encouraged; however@ this document does not prohibit the use of additional codes for additional diagnostics. Application- This document is applicable to all light-duty gasoline and diesel vehicles (LDV and LDDV)@ light-duty gasoline and diesel trucks (LDT and LDDT)@ and medium-duty gasoline vehicles (MDGV).
SAE J2012-1994 history
2024SAE J2012DA-2024 Digital Annex of Diagnostic Trouble Code Definitions and Failure Type Byte Definitions
2018SAE J2012DA-2018 Digital Annex of Diagnostic Trouble Code Definitions and Failure Type Byte Definitions (See Also SAE J2012; Includes Access to Additional Content)
2016SAE J2012DA-2016 Digital Annex of Diagnostic Trouble Code Definitions and Failure Type Byte Definitions
2016SAE J2012-2016 Diagnostic Trouble Code Definitions (See Also SAE J2012DA)
2013SAE J2012DA-2013 Digital Annex of Diagnostic Trouble Code Definitions and Failure Type Byte Definitions
2010SAE J2012DA-2010 Digital Annex of Diagnostic Trouble Code Definitions and Failure Type Byte Definitions (See Also SAE J2012; Includes Access to Additional Content)