NOTE: Drive the vehicle on a straight section of road, not on a lift.
31. Check for DTCs with the HDS.
Is DTC 11, 13, 15, or 17 indicated?
YES -
Check for loose terminals in the VSA modulator-control unit 46P connector. If the VSA modulator-control unit was updated, substitute a
known-good VSA modulator-control unit See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Traction Control
Module/Service and Repair, then retest. If the VSA modulator-control unit was substituted, go to step 1.
NO -
If the VSA modulator-control unit was updated, troubleshooting is complete. If the VSA modulator-control unit was substituted, replace the
original VSA modulator-control unit See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Traction Control
Module/Service and Repair. If any other DTCs are indicated, go to the indicated DTCs troubleshooting.?
18
VSA DTC Troubleshooting: 12, 14, 16, 18
DTC 12, 14, 16, 18:
Wheel Speed Sensor Signal Malfunction
NOTE:
- If the ABS and other indicators come on because of electrical noise, the indicators will go off when you test-drive the vehicle speed at 10
mph (15 km/h) or more and the noise is gone.
- An incorrectly installed wheel bearing can cause one of these DTCs.
- Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information.
1. Turn the ignition switch to LOCK (0).
2. Check the appropriate wheel speed sensor and inspect the magnetic encoder on the appropriate hub bearing for debris: Front See: Steering
and Suspension/Steering/Front Steering Knuckle/Service and Repair, rear See: Steering and Suspension/Suspension/Rear Knuckle/Service
and Repair.
Are they installed correctly in good condition, and free of debris?
YES -
Go to step 3.
NO -
Reinstall or replace the appropriate wheel speed sensor, hub bearing unit, and retest by test-driving.?
3. Substitute an appropriate known-good wheel speed sensor See: Brakes and Traction Control/Antilock Brakes / Traction Control
Systems/Wheel Speed Sensor/Service and Repair.
4. Turn the ignition switch to ON (II).
5. Clear the DTC with the HDS.
6. Test-drive the vehicle at 10 mph (15 km/h) or more.
7. Check for DTCs with the HDS.
Is DTC 12, 14, 16, or 18 indicated?
