Control Circuit Testing

The starter control circuit components should be tested in the order in which they are listed, as follows:

• Starter Relay  - The starter relay is located within the PDC. Refer to DIAGNOSIS AND TESTING .
• Starter Solenoid  - Refer to Starter Motor  Diagnosis and Testing.
• Ignition Switch  - Refer to Ignition Switch and Key Lock Cylinder 
• Park/Neutral Position Switch  - Refer to Park/Neutral Position Switch  in 21, Transmission.
• Wire harnesses and connections  - Refer to 8, Wiring Diagrams.