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: Headlamps
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .
Symptom Chart
| Condition | Possible Sources | Actions |
|---|---|---|
| A module does not respond to the diagnostic scan tool | Fuse Wiring, terminals or connectors Module |
REFER to: Exterior Lighting - System Operation and Component Description . |
| One or both low beams is inoperative or always on - Halogen headlamps | Refer to the Pinpoint Test | GO to Pinpoint Test A |
| One or both low beams is inoperative or always on - LED headlamps | Refer to the Pinpoint Test | GO to Pinpoint Test B |
| One or both high beams is inoperative or always on - Halogen headlamps | Refer to the Pinpoint Test | GO to Pinpoint Test C |
| One or both high beams is inoperative or always on - Low series LED headlamps | Refer to the Pinpoint Test | GO to Pinpoint Test D |
| One or both high beams is inoperative or always on - High series LED headlamps | Refer to the Pinpoint Test | GO to Pinpoint Test E |
| The flash-to-pass feature is inoperative | Refer to the Pinpoint Test | GO to Pinpoint Test F |
| The automatic high beam feature is inoperative | Refer to the Pinpoint Test | GO to Pinpoint Test G |
| Automatic headlamp leveling headlamp leveling or adaptive front lighting is inoperative or does not operate correctly | Refer to the Pinpoint Test | GO to Pinpoint Test H |
| Front or rear height sensor inoperative | Refer to the Pinpoint Test | GO to Pinpoint Test I |