DRB Diagnostic Mode
- Turn ignition off. Connect DRB to engine diagnostic connector. Engine diagnostic connector is located under driver's side of dashboard, to right of steering column.
- Start engine (if possible). With foot on brake, move transmission shift lever through all positions, ending in Park. Turn A/C switch on and then off (if equipped).
- Turn engine off. Without starting engine again, turn ignition on. Using DRB, access and record trouble codes.
- When DRB trouble code message is obtained, refer to appropriate test number in this article. To clear trouble codes, see CLEARING TROUBLE CODES.