Diagnostic Test
- VERIFY DTC IS ACTIVE
- Using the scan tool, read active DTCs.
Is this DTC active?
Yes
- Refer to U103A-00 CAN-AT (AUDIO AND TELEMATICS) BUS and perform the U103A-00 CAN-AT BUS diagnostic procedure.
No
- Refer to COMMUNICATION - DIAGNOSIS AND TESTING and perform the Stored Lost Communication DTCs diagnostic procedure.
- Using the scan tool, read active DTCs.