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
The spotlamps are inoperative/always on	Fuse Circuitry Spotlamp	GO to PINPOINT TEST V .
The package tray lamps do not operate correctly	Fuse Circuitry Package tray lamp Emergency flasher relay	GO to PINPOINT TEST W .
The decklid flashing lamps do not operate correctly	Fuse Circuitry Rear flasher Rear flasher relay	GO to PINPOINT TEST X .
The alternating flashing headlamps are inoperative	Circuitry Wig-wag module	GO to PINPOINT TEST Y .
The public safety equipment power supply is inoperative	Fuse Circuitry Police power relay	GO to PINPOINT TEST Z .
The rear deck light emitting diode (LED) flasher is inoperative	Circuitry Rear deck LED flasher	GO to PINPOINT TEST AA .
The strobe lamps are inoperative	Fuse Circuitry Strobe lamp Strobe lamp control module	GO to PINPOINT TEST AB .
The light bar is inoperative	Circuitry Light bar relay Strobe/light bar control switch Light bar	GO to PINPOINT TEST AC .