VSA 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. ■
NO -
Go to Step 2 .
  1. Measure the 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 (G202).■
  1. Clear the DTC with the HDS.
  1. Test-drive the vehicle at 15 km/h (10 mph) or more.
  1. Check for DTCs with the HDS.
Is DTC 53 indicated?
YES -
Check for loose terminals in the VSA modulator-control unit 46P connector. If necessary, substitute a known-good VSA modulator-control unit and retest.■
NO -
Intermittent failure, the system is OK at this time. Check for loose terminals at the VSA modulator-control unit 46P connector. Refer to intermittent failures troubleshooting. ■