Symptom Chart

WARNING: This page is about a different car, the 2005 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Only vehicles equipped with RKE will have a vehicle security module.

SYMPTOM CHART

Condition	Possible Sources	Action
The interior lamps are inoperative	Instrument cluster module (ICM). Vehicle security module	GO to PINPOINT TEST A .
An individual interior lamp is inoperative	Circuitry.	GO to PINPOINT TEST B .
The interior lamps stay ON continuously	Circuitry. ICM. Door ajar switch. Vehicle security module.	GO to PINPOINT TEST C .
The interior lamps do not turn on with one door open	Vehicle security module. Door ajar switch. Circuitry.	GO to PINPOINT TEST G .
The illuminated entry is inoperative from one/both door handles	Vehicle security module. Door ajar switches. Circuitry.	REFER to HANDLES, LOCKS, LATCHES AND ENTRY SYSTEMS .
The illuminated entry is inoperative when using the remote transmitter/keypad	Vehicle security module. Circuitry. ICM.	REFER to HANDLES, LOCKS, LATCHES AND ENTRY SYSTEMS .
The demand lighting is inoperative	Circuitry. ICM.	GO to PINPOINT TEST D .
An individual demand lamp is inoperative	Circuitry.	GO to PINPOINT TEST E .
The interior lamps are inoperative - do not deactivate after time-out	ICM.	GO to PINPOINT TEST D .
The battery saver does not deactivate after time-out	ICM.	GO to PINPOINT TEST F .
All battery saver components do not operate	Circuitry. ICM.	GO to PINPOINT TEST D .
The puddle lamps are inoperative	Lamp. Circuitry open. Vehicle security module (if equipped with RKE). Instrument cluster module (ICM). Exterior mirror.	GO to PINPOINT TEST H .