Symptom Chart(s)
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .
Symptom Chart: Turn Signal and Hazard Lamps
Symptom Chart
| Condition | Possible Sources | Actions |
|---|---|---|
| A module does not respond to the scan tool | Fuse Wiring, terminals or connectors Module |
REFER to: Communications Network . |
| The turn signal function is inoperative | Refer to the Diagnostic Routine | GO to PINPOINT TEST A : THE TURN SIGNAL FUNCTION IS INOPERATIVE |
| The turn signal function is always on | LH steering column multifunction switch SASM |
INSTALL a new LH steering column multifunction switch. REFER to: Steering Column Multifunction Switch LH
.
TEST the system for normal operation. If the concern still exists, INSTALL a new SASM. REFER to: Steering Angle Sensor Module (SASM) . |
| One turn signal lamp is inoperative or always on | Refer to the Pinpoint Test | GO to PINPOINT TEST B : ONE TURN SIGNAL LAMP IS INOPERATIVE OR ALWAYS ON |
| The hazard lamp function is inoperative or always on | Refer to the Pinpoint Test | GO to PINPOINT TEST C : THE HAZARD LAMP FUNCTION IS INOPERATIVE OR ALWAYS ON |