Symptom Chart

WARNING: This page is about a different car, the 2006 Mercury Grand Marquis and 2006 Ford Crown Victoria. 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 lighting control module (LCM)	Circuitry LCM	REFER to MULTIFUNCTION ELECTRONIC MODULES .
One or more parking, rear or license plate lamps are inoperative	Fuse Circuitry LCM	GO to PINPOINT TEST P .
The parking, rear and license plate lamps are on continuously	Circuitry LCM	GO to PINPOINT TEST Q .