Symptom Chart

SYMPTOM CHART

Condition	Possible Sources	Action
The engine does not crank	Battery Battery cables Fuses Starter motor PCM Starter relay Run/start relay Ignition switch Transmission Range (TR) sensor Passive Anti-Theft System (PATS) Body Control Module (BCM) Wiring, terminals or connectors	GO to PINPOINT TEST A .
Unusual starter noise	Starter motor Starter motor mounting Starter motor engagement Flexplate ring gear	GO to PINPOINT TEST B .
The engine cranks slowly	Battery Battery cables Starter motor Wiring, terminals or connectors	CARRY OUT the STARTER MOTOR - FEED CIRCUIT and STARTER MOTOR - GROUND CIRCUIT TESTS . REFER to COMPONENT TESTS .
The engine cranks but does not start.	Fuses PCM Fuel pump Fuel pump relay	ENGINE CONTROLS - INTRODUCTION (EXCEPT DIESEL & HYBRID) (SECTION 0)
The starter spins but the engine does not crank	Damaged flexplate Starter motor	REFER to STARTER MOTOR DRIVE GEAR AND FLYWHEEL RING GEAR INSPECTION to continue diagnosis.
The starter does not disengage from the flexplate	Starter motor	REFER to STARTER MOTOR DRIVE GEAR AND FLYWHEEL RING GEAR INSPECTION to continue diagnosis.
The starter does not disengage from the flexplate	Wiring, terminal or connectors Starter relay	REMOVE the starter relay, if the engine stops cranking INSTALL a new relay. If the engine continues to crank, REPAIR circuit CDC25 (BN/GN) for a short to voltage.
The remote start system operates with reduced range	Wiring, terminals or connectors External antenna Tire Pressure Monitor Module (TPM)	GO to PINPOINT TEST D .
The remote start is inoperative	Wiring, terminals or connectors Remote start feature not enabled Integrated Keyhead Transmitter (IKT) Hood switch PCM	GO to PINPOINT TEST E .
One-Touch Integrated Start (OTIS) is inoperative	OTIS not enabled	Using a scan tool, ENABLE OTIS .