Test Cases for OBD-II Scan Tools and I/M Test Equipment
To define test cases for the OBD-II interface on external test equipment (such as an OBD-II Scan Tool, Inspection/Maintenance Tester, etc.) which can be used to verify compliance with the applicable standards such as SAE J1978 and SAE J1979 for Passenger Cars, Light-Duty Trucks, and Medium-Duty Vehicles and Engines (OBD II).
The test cases have been updated to support the most recent requirements included in SAE J1979, SAE 2284-3, and ISO 15765-4. Also, compliance test cases previously listed in SAE J1978/ISO 15031-4, have been added.
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