Possible Causes
- Towing, driving in high cross-winds, or on gravel roads
- Steering Wheel is off center
- Suspension components damaged or loose
- Steering gear-to-frame or sub-frame attachments
- Alignment
- AF1: VERIFY DRIVING CONDITIONS WHEN TRACTION CONTROL WARNING INDICATOR ILLUMINATED
- Ask the customer if the vehicle was towing something such as a camper, a trailer, or another vehicle when the traction control warning indicator illuminated.
- Was the vehicle towing something such as a camper, a trailer, or another vehicle when the traction control warning indicator illuminated?
Yes No Go to AF2. Go to AF3. - AF2: VERIFY TOWING EQUIPMENT INSTALLED CORRECTLY
- Review towing equipment (load leveling bars, hitch, etc.) with customer, verify equipment is installed correctly, lubricated as required, etc.
- Verify towing electrical connections are seated and latched correctly.
- Once equipment is adjusted and verified to be in good working order:
- Ignition ON, engine OFF.
- Clear the ABS DTCs.
- Drive the vehicle, attempt to replicate the customer's driving conditions.
- Carry out the ABS self-test.
- Is DTC C0051:xx present in the ABS module?
Yes No Go to AF3. The towing equipment adjustments have resolved the ABS C0051:xx DTC and the repair is complete. - AF3: VERIFY OTHER DRIVING CONDITIONS
- Ask the customer is the vehicle was driving in heavy cross-winds, on gravel roads, or other non-standard road conditions.
- Ignition ON, engine OFF.
- Clear the ABS DTCs.
- Drive the vehicle, attempt to replicate the customer's driving conditions.
- Carry out the ABS self-test.
- Is DTC C0051:xx present in the ABS module?
Yes No Go to AF4. The system is operating correctly at this time and the repair is complete. - AF4: VERIFY STEERING WHEEL IS CENTERED AND ALIGNMENT IS CORRECT
- Verify the steering wheel is centered and the alignment is correctly set.
- Is the steering wheel centered and the alignment correctly set?
Yes No Go to AF5. ADJUST the front toe, REFER to appropriate Suspension article.
Go to AF5. - AF5: CHECK THE STEERING GEAR ATTACHMENT POINTS
- Verify the steering gear is properly attached to the frame or subframe. Refer to Steering Gear Removal and Installation in appropriate Power Steering article.
- Verify the steering gear-to-steering shaft joint is correctly installed. Refer to Steering Gear Removal and Installation in appropriate Power Steering article.
Yes No Go to AF6. REINSTALL or RECONNECT the steering gear attachment points. REFER to appropriate Power Steering article.
Go to AF6. - AF6: RECHECK THE ABS MODULE FOR DTC C00521:XX
- Ignition ON, engine OFF.
- Clear the ABS DTCs.
- Drive the vehicle, attempt to replicate the customer's driving conditions.
- Carry out the ABS self-test.
- Is DTC C0051:xx present in the ABS module?
Yes No Go to Pinpoint Test AG . The vehicle is operating correctly at this time. The repairs and adjustments made in the pinpoint test resolved the issue.