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Brake Light Symptom Diagnosis

BRAKE LIGHT SYMPTOM DIAGNOSIS

Condition Possible Cause Action
Brake light do not light up  Bulb(s) blown Replace bulb(s)  .
Circuit fuse blown Replace fuse and check for short circuit  .
Brake light switch faulty Check brake light switch referring to BRAKE LIGHT SWITCH INSPECTION .
Wiring or grounding faulty Repair circuit  .
Brake light stay on  Brake light switch faulty Check or adjust brake light switch referring to BRAKE LIGHT SWITCH INSPECTION or BRAKE LIGHT SWITCH ADJUSTMENT .