Symptom Chart

SYMPTOM CHART

Condition	Possible Sources	Action
The engine does not crank	Battery Bussed electrical center (BEC) fuse 4 (30A) Smart junction box (SJB) fuse 21 (10A) Starter motor Ignition switch Circuitry Starter motor relay Anti-theft system Digital transmission range (TR) sensor	Go to Pinpoint Test A .
Unusual starter noise	Starter motor mounting Starter motor Incorrect starter drive engagement	Go to Pinpoint Test B .
The engine cranks slowly	Battery Starter motor Circuitry	CARRY OUT the Starter Motor Component Test.
The starter spins but the engine does not crank	Starter motor	INSPECT the starter motor mounting and engagement. REPAIR as necessary.
	Damaged flexplate/ring gear teeth	INSPECT the flexplate/ring gear for damaged, missing or worn teeth. REPAIR as necessary.