Section 17-01: Lighting, Exterior
1996 F-150, F-250, F-350, F-Super Duty Motorhome and Bronco Workshop Manual
DIAGNOSIS AND TESTING
Symptom Chart, Turn Signal Lamps/Hazard Flasher Lamps
TURN SIGNAL LAMPS/HAZARD FLASHER LAMPS
Condition
Possible Source
Action
All Turn Signal/Hazard Flasher Lamps Inoperative
Open circuitry.
Damaged multi-function switch.
Damaged indicator flasher.
Blown fuse.
GO to
Pinpoint Test J
.
Individual Turn Signal/Flasher Lamp Inoperative
Open circuitry.
Damaged multi-function switch.
Damaged indicator flasher.
GO to
Pinpoint Test K
.
Turn Signal Lamps on Continuously
Short to power.
Damaged multi-function switch.
GO to
Pinpoint Test L
.
One Turn Signal Lamp Inoperative
Damaged miniature bulb.
Damaged indicator flasher.
Open circuitry.
GO to
Pinpoint Test M
.
Hazard Flasher Inoperative
Open circuitry.
Damaged indicator flasher.
GO to
Pinpoint Test N
.
Hazard Flashers on Continuously
Short to power.
Damaged multi-function switch.
GO to
Pinpoint Test P
.
Hazard Flasher Lamps Inoperative
Open circuitry.
Damaged switch.
Damaged multi-function switch.
Damaged miniature bulbs.
Blown fuse.
GO to
Pinpoint Test Q
.