Operation CHARM: Car repair manuals for everyone.

Control Circuit Testing

The starter control circuit components should be tested in the order in which they are listed, as follows:
- Starter Relay - Refer to Starter Relay Diagnosis and Testing.

- Starter Solenoid - Refer to Starter Motor Diagnosis and Testing.

- Ignition Switch - Refer to Ignition Switch and Key Lock Cylinder

- Wire harnesses and connections - Refer to Wiring Diagrams.