Symptom Chart: Turn Signal and Hazard Lamps
WARNING: This page is about a different car, the 2018 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .
| 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 turn signal function is inoperative or always on | Refer to the Pinpoint Test | PINPOINT TEST A |
| One front turn signal lamp is inoperative or always on | Refer to the Pinpoint Test | PINPOINT TEST B |
| One rear turn signal lamp is inoperative or always on | Refer to the Pinpoint Test | PINPOINT TEST C |
| One exterior mirror turn signal lamp is inoperative or always on | Refer to the Pinpoint Test | PINPOINT TEST D |
| The hazard lamp function is inoperative or always on | Refer to the Pinpoint Test | PINPOINT TEST E |
| The turn signal indicator flashes fast when no turn signal lamps are inoperative or does not flash fast when a turn signal lamp is inoperative | Refer to the Pinpoint Test | PINPOINT TEST F |