Symptom Chart

WARNING: This page is about a different car, the 2005 Ford Pickup, 2005 Ford F550 Super Duty, 2005 Ford F450 Super Duty, and 2005 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

SYMPTOM CHART

Condition	Possible Sources	Action
No communication with the vehicle security module	Central junction box (CJB) fuse(s): 19 (5A) 56 (30A) Circuitry Vehicle security module	REFER to MULTIFUNCTION ELECTRONIC MODULES .
The autolamps are inoperative - do not operate correctly	CJB fuse(s): 19 (5A) 56 (30A) Circuitry Photocell Headlamp switch Vehicle security module	GO to PINPOINT TEST G .
The autolamps are on continuously	Photocell covered by opaque material/obstructed	REMOVE opaque material/obstruction.
	Photocell incorrectly installed	INSTALL the photocell correctly.
	Circuitry	GO to PINPOINT TEST G .
	Photocell
	Vehicle security module
The autolamp time delay is inoperative	Vehicle security module	INSTALL a new vehicle security module. REFER to MULTIFUNCTION ELECTRONIC MODULES .
The headlamps are inoperative with autolamps on	Circuitry Vehicle security module	GO to PINPOINT TEST G .
The autolamps operate, but parking, rear or license lamps are inoperative	Circuitry Vehicle security module	GO to PINPOINT TEST G .