DTC Troubleshooting: 53

DTC 53:  Motor Stuck ON

1.Turn the ignition switch ON (II).

Is the pump motor working?


YES - Replace the VSA modulator-control unit.n


NO - Go to 2.


2.Turn the ignition switch OFF.

3.Disconnect the VSA control unit 46P connector.

4.Check for continuity between VSA control unit 46P connector terminal No. 46 and body ground.

 

Is there continuity?


YES - Go to 5.


NO - Repair open in the wire between VSA modulator-control unit and the body ground (G202).n


5.Reconnect the VSA control unit 46P connector.

6.Clear the DTCs using the HDS.

7.Test-drive the vehicle at 15 km/h (9 mph) or more.

8.Check the DTCs using the HDS.

Does the VSA indicator come on, and are DTC 53 indicated?


YES - Check for loose or poor connections in the VSA control unit 46P connector. If connections are good, replace the VSA modulator-control unit.n


NO - The system is OK at this time.n