Econoline E550 V8-7.3L DSL Turbo VIN F (2002)
Starter Motor: Testing and Inspection
Drive Pinion Test
1. Rotate the pinion drive clockwise and counterclockwise.
2. The pinion drive should free-wheel in one direction and lock to the armature shaft in the other.
3. If the pinion drive free-wheels in both directions, Install a new starter motor.
