Diagnostic Test
- CHECK FOR AN ACTIVE DTC
- With the scan tool, read the Steering Column Control Module (SCCM) DTCs and record on the repair order.
Is the DTC active?
Yes
- Go To 2
No
- Test complete. The condition or conditions that originally set this DTC are not present at this time.
- Perform the appropriate INTERMITTENT CONDITION diagnostic procedure. Refer to: TESTING FOR AN INTERMITTENT CONDITION .
- With the scan tool, read the Steering Column Control Module (SCCM) DTCs and record on the repair order.
- CHECK THE RIGHT STEERING WHEEL SWITCH AND WIRING HARNESS
- Visually and physically inspect the wiring harness between the Right Steering Wheel Switch (Speed Control Switch) harness connector and the SCCM C3 harness connector for damaged wires, connectors, and open/spread terminals.
Were there any problems found?
Yes
- Repair or replace the wiring harness as necessary.
- Perform the BODY VERIFICATION TEST. Refer to: BODY VERIFICATION TEST .
No
- Go To 3
- Visually and physically inspect the wiring harness between the Right Steering Wheel Switch (Speed Control Switch) harness connector and the SCCM C3 harness connector for damaged wires, connectors, and open/spread terminals.
- CHECK THE RIGHT STEERING WHEEL SWITCH POWER AND GROUND CIRCUITS
- Check the power and ground circuits for an open to the Right Steering Wheel Switch.
Were there any problems found?
Yes
- Repair or replace the wiring harness as necessary. If the SCCM is found to be faulty, replace the SCCM in accordance with the Service Information. Refer to MODULE, STEERING COLUMN CONTROL (SCCM), REMOVAL .
- Perform the BODY VERIFICATION TEST. Refer to: BODY VERIFICATION TEST .
No
- Go To 4
- Check the power and ground circuits for an open to the Right Steering Wheel Switch.
- REPLACE THE RIGHT STEERING WHEEL SWITCH, ERASE DTCS AND CHECK FOR DTC TO RETURN.
- Replace the Right Steering Wheel Switch (Speed Control Switch) in accordance to the Service Information. Refer to SWITCH, SPEED CONTROL, REMOVAL .
- With the scan tool, read the Steering Column Control Module (SCCM) DTCs and record on the
Did the DTC return?
Yes
- Replace the Steering Column Control Module (SCCM) in accordance to the Service Information. Refer to MODULE, STEERING COLUMN CONTROL (SCCM), REMOVAL .
- Perform the BODY VERIFICATION TEST. Refer to: BODY VERIFICATION TEST .
No
- Test Complete.
- Perform the BODY VERIFICATION TEST. Refer to: BODY VERIFICATION TEST .