SAE J2012_202509
Current
The latest, up-to-date edition.
Diagnostic Trouble Code Definitions
Hardcopy , PDF
English
25-09-2025
| DocumentType |
Standard
|
| Pages |
20
|
| PublisherName |
SAE International
|
| Status |
Current
|
| Supersedes |
This document is intended to define the standardized Diagnostic Trouble Codes (DTCs) that On-Board Diagnostic (OBD) systems in vehicles are required to report when malfunctions are detected. SAE J2012 may also be used for decoding of enhanced diagnostic DTCs and specifies the ranges reserved for vehicle manufacturer specific usage.
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