Symptom Chart(s)
WARNING: This page is about a different car, the 2021 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
Symptom Chart: Daytime Running Lamps (DRL)
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .
Symptom Chart
NOTE:
Before beginning diagnostics, refer to Description and Operation in this information for proper DRL operation.
| Condition | Possible Sources | Actions |
|---|---|---|
| A module does not respond to the diagnostic scan tool | Fuse Wiring, terminals or connectors Module |
REFER to: Communications Network. |
| The DRL are inoperative or always on | Refer to the Pinpoint Test | GO to Pinpoint Test A |