Inspection and Verification
Rear View Mirrors - Exterior
Inspection and Verification
NOTE: Clean the entire mirror assembly and glass to assist in verification of impact damage.
1. Verify the customer concern by operating the power exterior mirrors or memory mirrors.
2. Visually inspect for obvious signs of mechanical and electrical damage.
Visual Inspection Chart
3. If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
4. NOTE: Make sure to use the latest scan tool software release.
If the cause is not visually evident, connect the scan tool to the Data Link Connector (DLC).
5. NOTE: The LED prove-out confirms power and ground from the are provided to the DLC.
If the scan tool does not communicate with the Vehicle Communication Module (VCM):
- check the connection to the vehicle.
- check the scan tool connection to the VCM.
- refer to Module Communications Network Testing and Inspection, No Power To The Scan Tool, to diagnose no power to the scan tool.
6. If the scan tool does not communicate with the vehicle:
- verify the ignition key is in the ON position.
- verify the scan tool operation with a known good vehicle.
- refer to Module Communications Network Testing and Inspection to diagnose no response from the DSM.
7. Carry out the network test.
- If the scan tool responds with no communication for one or more modules, refer to Module Communications Network Testing and Inspection.
- If the network test passes, proceed with module self-test diagnostics.
8. Carry out the self-test diagnostics for the BCM, and DSM.
9. If the DTCs retrieved are related to the concern, go to DTC Charts. Diagnostic Trouble Code Tests and Associated Procedures
10. If no DTCs related to the concern are retrieved, GO to Symptom Chart. Rear View Mirrors - Exterior
11. If no DTCs related to the concern are retrieved, GO to Symptom Chart - Exterior Mirrors or GO to Symptom Chart - NVH. Symptom Chart - Exterior Mirrors Symptom Chart - NVH