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 engine does not crank	Battery Starter motor Starter motor solenoid relay switch Starter motor relay Ignition switch Damaged fuse Anti-theft system Circuitry	GO to PINPOINT TEST A .
The engine cranks in reverse and other forward gears	Shift linkage (adjustment)	REFER to AUTOMATIC TRANSAXLE/TRANSMISSION EXTERNAL CONTROLS .
The engine cranks in reverse and other forward gears	Digital transmission range (TR) sensor	REFER to AUTOMATIC TRANSAXLE/TRANSMISSION .
The engine cranks slowly	Battery Starter motor Circuitry	CARRY OUT the STARTER MOTOR - VOLTAGE DROP TEST .
Unusual starter noise	Starter mounting Flywheel/ring gear Starter motor	GO to PINPOINT TEST B .
The starter spins but the engine does not crank	Starter motor	INSPECT the starter motor mounting and engagement. REPAIR as required.
The starter spins but the engine does not crank	Damaged flywheel/ring gear teeth	INSPECT the flywheel/ring gear for damaged, missing or worn teeth. REPAIR as required.