Inspection and Verification

Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to: Diagnostic Methods .

1. 1.
   
   Verify the customer concern by operating the starting system.

1. 2.
   
   Before diagnosing or repairing the starting system inspect the following items:

• Check the battery for loose, damaged or corroded connections
• Check the generator for loose, damaged or corroded connections
• Fusible links
• Check engine and battery grounds for loose, damaged or corroded connections
• High current BJB for loose or corroded connections
• Wiring, terminals or connectors

1. 3.
   
   Check the battery condition and state of charge. Refer to: Battery .

1. 4.
   
   Check for abnormal ignition-off current drain(s). Refer to: Battery Drain Check .

1. 5.
   
   Remove the accessory drive belt. Refer to: Accessory Drive Belt . Verify the crankshaft and each of the components driven by the accessory drive belt rotate and are not seized or damaged.

1. 6.
   
   If any aftermarket accessories have been added to the vehicle, make sure they are properly wired.

1. 7.
   
   If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding.