Pinpoint Test B: Unusual Starter noise: Testing
WARNING: This page is about a different car, the 2005 Mercury Montego, 2005 Ford Freestyle, and 2005 Ford Five Hundred. However, it is still accessible from the selected car via links, so may be relevant.
- B1 CHECK THE STARTER MOUNTING
- Inspect the starter mounting bolts and brackets for looseness.
- Is the starter motor mounted correctly?
- Yes : GO to B2.
- No : INSTALL the starter motor correctly. REFER to STARTER MOTOR - CVT or STARTER MOTOR - 6 SPEED . TEST the system for normal operation.
- B2 CHECK FOR ENGINE NOISE
- Key in OFF position.
- Connect a remote starter switch between the starter solenoid B and S terminals.
- Engage the starter motor and verify the noise is due to the starter operation.
- Is the noise due to the starter motor engagement?
- Yes : GO to B3.
- No : REFER to ENGINE SYSTEM-GENERAL INFORMATION to continue diagnosis.
- B3 CHECK FOR UNUSUAL WEAR
- Remove the starter motor.
- Inspect the ring gear for damaged or worn teeth. Refer to ENGINE .
- Is the noise due to ring gear tooth damage?
- Yes : INSTALL a new ring gear. REFER to ENGINE . EXAMINE the starter pinion teeth. If damaged, INSTALL a new starter motor. REFER to STARTER MOTOR - CVT or STARTER MOTOR - 6 SPEED . TEST the system for normal operation.
- No : INSTALL a new starter motor. REFER to STARTER MOTOR - CVT or STARTER MOTOR - 6 SPEED . TEST the system for normal operation.