DTC 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.
NO - Go to step 2.





2. Check for voltage between VSA modulator-control unit 46P connector terminal No. 46 and body ground.
Is there less than 0.1 V?
YES - Go to step 3.
NO - Repair open in the wire between the VSA modulator-control unit and body ground (G302).
3. Reconnect the VSA modulator-control unit 46P connector.
4. Clear the DTCs using the HDS.
5. Turn the ignition switch OFF, then disconnect the HDS.
6. Test-drive the vehicle at 10 mph (15 km/h) or more.
Does the ABS indicator come on, and is DTC 53 indicated?
YES - Check for loose terminals in the VSA modulator-control unit 46P connector. If connections are good, replace the VSA modulator control unit.
NO - intermittent failure the system is OK at this time.