VSA System

VSA DTC Troubleshooting: 12-11, 14-11, 16-11, 18-11

DTC 12-11:

Right-Front Wheel Speed Sensor Electrical Noise or Intermittent Interruption

DTC 14-11:

Left-Front Wheel Speed Sensor Electrical Noise or Intermittent Interruption

DTC 16-11:

Right-Rear Wheel Speed Sensor Electrical Noise or Intermittent Interruption

DTC 18-11:

Left-Rear Wheel Speed Sensor Electrical Noise or Intermittent Interruption

NOTE: These DTCs may be caused by electrical interference. Check for aftermarket devices installed in the vehicle when these DTCs are indicated.

1. Turn the ignition switch to ON (II).

2. Clear the DTC with the HDS.

3. Test-drive the vehicle.

NOTE: Drive the vehicle on the road, not on a lift.

4. Check for DTCs with the HDS.

Is DTC 12-11, 14-11, 16-11, or 18-11 indicated?

YES -

If DTC 12-12, 14-12, 16-12, or 18-12 is indicated at the same time, do the DTC 12-12, 14-12, 16-12, or 18-12 troubleshooting first VSA System. If DTC 12-12, 14-12, 16-12, or 18-12 is not indicated, go to step 5.

NO -

If any other DTCs are indicated, go to the indicated DTCs troubleshooting. If DTCs are not indicated, intermittent failure, the system is OK at this time. Check for loose terminals between the wheel speed sensor 2P connector and the VSA modulator-control unit 37P connector. Refer to intermittent failures troubleshooting.�

5. Turn the ignition switch to LOCK (0).

6. Check that the appropriate wheel speed sensor is properly mounted Wheel Speed Sensor Replacement (With VSA).





Is the wheel speed sensor installation OK?

YES -

Check for loose terminals in the VSA modulator-control unit 37P connector. If necessary, substitute a known-good VSA modulator-control unit Service and Repair, and retest.�

NO -

Reinstall the wheel speed sensor, and check the mounting position Wheel Speed Sensor Replacement (With VSA).�