A Diagnostic System Check - Body Control System
TEST DESCRIPTIONSteps 1-2:
The numbers below refer to the step numbers on the diagnostic table.
1. Tests if the BCM can enter the On-Board Diagnostic Mode. Refer to On-Board Diagnostic Features. Reading and Clearing Diagnostic Trouble Codes
2. Tests the presence of DTCs stored in the BCM. Refer to the Diagnostic Trouble Code (DTC) List for the appropriate procedure.