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MK3 / A70 markets
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Troubleshooting assistant

Pick a problem area, choose the symptom, then follow the remedy links or step-by-step TSRM procedure.

Diagnostic codes
Searching in 1990 USDM TSRM.
Areas /High beam headlights or headlight flasher do not operate
Body Electrical System

High beam headlights or headlight flasher do not operate

Lighting system troubleshooting from BE-17.

Possible causes and remedies
Possible cause
Light control switch faulty
Remedy
Check switch
Possible cause
Wiring faulty
Remedy
Repair as necessary