Symptom Chart(s)
WARNING: This page is about a different car, the 2015 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 article 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 - LED headlamps | Refer to the Pinpoint Test | GO to PINPOINT TEST A : THE DRL (DAYTIME RUNNING LAMPS) ARE INOPERATIVE - LED (LIGHT EMITTING DIODE) HEADLAMPS . |
| The DRL are always on - LED headlamps | Refer to the Pinpoint Test | GO to PINPOINT TEST B : THE DRL (DAYTIME RUNNING LAMPS) ARE ALWAYS ON - LED (LIGHT EMITTING DIODE) HEADLAMPS |
| The DRL are inoperative or always on -halogen headlamps | Refer to the Pinpoint Test | GO to PINPOINT TEST C : THE DRL (DAYTIME RUNNING LAMPS) ARE INOPERATIVE OR ALWAYS ON - HALOGEN HEADLAMPS |