Inspection and Verification
NOTE:
If a new Traction Control module is being installed it must be configured using WDS or equivalent diagnostic tool; refer to
MODULE CONFIGURATION
.
- Verify the customer concern.
- Visually inspect for obvious signs of mechanical or electrical damage.
- If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
- If the cause is not visually evident, connect the diagnostic tool to the data link connector and select the vehicle to be tested from the diagnostic tool menu. If the diagnostic tool does not communicate with the vehicle:
- Check that the program card is correctly installed.
- Check the connections to the vehicle.
- Check the ignition switch position.
- If the diagnostic tool still does not communicate with the vehicle, refer to the diagnostic tool operating manual.
- Carry out the DATA LINK DIAGNOSTICS TEST. If the diagnostic tool responds with:
- CKT914, CKT915 or CKT70-ALL ECUS NO RESP/NOT EQUIP, For additional information, refer to MODULE COMMUNICATIONS NETWORK .
- NO RESPONSE/NOT EQUIPPED for traction control module, go to PINPOINT TEST A: NO COMMUNICATION WITH TRACTION CONTROL MODULE .
- SYSTEM PASSED, retrieve and record the continuous diagnostic trouble codes (DTCs), erase the continuous DTCs and carry out self-test diagnostics for the traction control module.
- If the DTCs retrieved are related to the concern, go to Traction Control Module Diagnostic Trouble Code (DTC) Index .
- If no DTCs related to the concern are retrieved, go to Symptom Chart .