DTC 66-15

DTC 66-15: Pressure Sensor (Inside of VSA, Modulator-control Unit) Malfunction
1. test-drive the vehicle.
2. Turn the ignition switch to LOCK (0).
3. Raise the vehicle, and support it with safety stands in the proper locations.
4. Turn all four wheels by hand.

Is there brake drag?

YES - Repair the brake drag.

NO - Go to step 3.

5. Turn the ignition switch to ON (II).
6. Check the PRESSURE SWITCH in the VSA DATA LIST with the HDS while moving the brake pedal.

Does the indicated value change?

YES - Intermittent failure, the system is OK at this time.

NO - Replace the VSA modulator-control unit.