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Home >> Ford >> 2012 >> Mustang Base, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 139 (Exterior Lighting System - F150) >> Diagnosis And Testing >> Daytime Running Lamps (DRL) >> Symptom Chart

Symptom Chart

WARNING: This page is about a different car, the 2012 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
SYMPTOM CHART

Condition Possible Sources Action
  • The Daytime Running Lamps (DRL) are inoperative
  • Exterior lighting system input/output
  • Transmission gear input
  • Body Control Module (BCM)