Diagnostic Test
- VERIFY DTC IS ACTIVE NOTE:
Make sure the IOD fuse is installed and the battery is fully charged before proceeding.
- Turn the ignition on.
- With the scan tool, read the active DTCs.
Is this DTC active?
Yes
- Refer to U0200-LOST COMMUNICATION WITH PASSENGER DOOR MODULE and perform the U0200-Lost Communication with Passenger Door Module diagnostic procedure.
No
- Refer to COMMUNICATION - DIAGNOSIS AND TESTING and perform the Stored Lost Communication DTCs diagnostic procedure.