Pinpoint Test B: Unusual Starter Noise: Notes

Normal Operation and Fault Conditions 

Correct starter operation relies on correct mounting of the starter to the engine, alignment of the starter ring gear to the flexplate and correct functioning of the starter assembly (internal gears, bearings).

Possible Sources 

• Engine
• Starter motor
• Starter motor mounting

Visual Inspection and Diagnostic Pre-checks 

• Inspect the starter motor.
• Inspect the starter motor mounting.