Initial Inspection and Diagnostic Overview

1. Verify the customer concern by operating the fog lamps.
2. Visually inspect for the obvious signs of mechanical and electrical damage.

VISUAL INSPECTION CHART

Mechanical
^ Damaged headlamp switch
^ Damaged fog lamp switch
^ Damaged multifunction switch

Electrical
^ Blown Battery Junction Box Fuse 27 (20 A)
^ Blown Central Junction Box Fuse 38 (20 A)
^ Damaged wiring harness
^ Loose or corroded connections
^ Damaged fog lamp relay
^ Damaged fog lamp interrupt relay
^ Damaged fog lamp

3. If the concern is not visually evident, determine the symptom and proceed to Symptom Chart. Symptom Related Diagnostic Procedures