Engine Controls - On Board Diagnostic Circuit Check

Group Ref.: Engine
Bulletin No.: 316108
Date: December, 1993

INFORMATION

SUBJECT:
1994 ON BOARD DIAGNOSTIC CIRCUIT CHECK

MODELS:
1994 PASSENGER CARS

Due to the increasing complexity of Diagnostics, the On Board Diagnostic system check for Driveability and Emissions related conditions in Section 6E3 for all vehicles may not be the same. Refer to the appropriate Service Manual for the vehicle that you are working on, and review the On-Board Diagnostic system check to ensure all steps in the chart are properly followed. Failure to do so may result in misdiagnosis.