SAE J1979_199607
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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E/E DIAGNOSTIC TEST MODES
Hardcopy , PDF
01-09-1997
English
01-07-1996
Important note : Users cannot be edited or removed once added to your Multi user PDF.| DocumentType |
Standard
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| Pages |
32
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| PublisherName |
SAE International
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| Status |
Superseded
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| SupersededBy | |
| Supersedes |
This SAE Recommended Practice defines diagnostic test modes, and request and response messages, necessary to be supported by vehicle manufacturers and test tools to meet the requirements of the California OBD II and Federal OBD regulations, which pertain to vehicle emission-related data only. These messages are intended to be used by any service tool capable of performing the mandated diagnostics.In addition, capabilities are defined that are intended to meet other Federal and State regulations pertaining to related issues such as Inspection and Maintenance (I/M) and service information availability. This document is not considered a final authority for interpretation of the regulations, so the reader should determine the applicability of the capabilities defined in this document for their specific need.Diagnostic Test Modes included in this document are:For each test mode, this specification includes:aFunctional descriptions of test modebRequest and response message formatsFor some of the more complex test modes, an example of messages and an explanation of the interpretation of those messages is included.
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