Testing and Inspection of Edge FWD V6-35L Trailer Lamps
Trailer Lamps: Initial Inspection and Diagnostic Overview
INSPECTION AND VERIFICATION
1. Verify the customer concern.
2. Verify the exterior lighting system of the vehicle is operating correctly. If not, refer to the appropriate pinpoint test.
3. Visually inspect for obvious signs of electrical damage.
VISUAL INSPECTION CHART
Electrical
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Battery junction box (BJB) fuse(s):
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9 (20A) (trailer tow parking lamps)
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24 (15A) (trailer tow LH stop/turn relay)
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46 (15A) (trailer tow RH stop/turn relay)
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Wiring, terminals or connectors
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Trailer tow stop/turn relays
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Trailer tow parking lamp relay
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Trailer
4. If the concern is not visually evident, verify the symptom. GO to Symptom Chart. See: Symptom Related Diagnostic Procedures
