Inspection and Verification
- Verify the customer concern.
- Visually inspect for obvious signs of mechanical or electrical damage.Visual Inspection Chart
Mechanical Electrical - Navigation system DVD player Mechanism
- Navigation system display
- Navigation system module
- GPS antenna
- Wiring harness for damage and corrosion
- Electrical connector(s)
- ABS Module
- Audio unit
- If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
- If the cause is not visually evident, check for Diagnostic Trouble Codes (DTCs) and refer to the DTC Index .