Summary
This reference guide provides information on the On-Board Diagnostic (OBD) test portion of a Smog Check inspection, including pass/fail standards and instructions for inspecting vehicles with known OBD test difficulties.
Revisions
The guide has been updated multiple times since its initial release, with the most recent revision being on July 27, 2020. The revisions include additions and updates to various tables and vehicles, as well as changes to the format and organization of the guide.
Manual:
Download: On-Board Diagnostic Test Reference for Smog Check Inspection
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