Go to the VSA system troubleshooting See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes.?
NO -
Check for loose or poor connections. If OK, update the ACC unit See: Cruise Control/Testing and Inspection/Programming and Relearning, then
recheck. If the ACC unit was already updated, replace the ACC unit See: Cruise Control/Cruise Control Module/Service and Repair.?
VSA System
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?
YES -
Go to step 8.
NO -
Replace the original wheel speed sensor See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Wheel Speed
Sensor/Service and Repair.?
8. Turn the ignition switch to LOCK (0).
9. Substitute an appropriate known-good hub bearing unit: Front See: Steering and Suspension/Steering/Front Steering Knuckle/Service and
