Inspection And Verification
WARNING: This page is about a different variant/trim than selected.
CAUTION:
Diagnosis by substitution from a donor vehicle is NOT
acceptable. Substitution of control modules does not guarantee confirmation of a fault, and may also cause additional faults in the vehicle being tested and/or the donor vehicle
- Verify the customer concern
- Visually inspect for obvious signs of damage and system integrity
VISUAL INSPECTION CHART
MECHANICAL ELECTRICAL - Ensure the speed control sensor is free from obstructions
- Adaptive speed control module
- Brake switch
- Visibly damaged or worn components
- Fuse(s)
- Damage to wiring loom, incorrect location of wiring, wiring stretched or taught
- Loose or corroded electrical connector(s)
- Steering wheel switches
- Brake switch
- Adaptive speed control module
- Engine control module
- 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, verify the symptom and refer to the symptom chart, alternatively, check for DTCs and refer to the DTCs index