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VSA DTC Troubleshooting: 52-12

DTC 52-12:
 Motor Stuck OFF
  1. Turn the ignition switch to ON (II).
  1. Clear the DTC with the HDS.
  1. Turn the ignition switch to LOCK (0), then turn it to ON (II) again.
  1. Operate any one of the four solenoids, as listed, in the VSA FUNCTION TEST five times with the HDS.
    -LFT FT SOLENOID
    -RT FT SOLENOID
    -LFT REAR SOLENOID
    -RT REAR SOLENOID

  1. Check for DTCs with the HDS.
Is DTC 52-12 indicated?
YES -
Go to Step 6 .
NO -
Intermittent failure, the system is OK at this time.■
  1. Turn the ignition switch to LOCK (0), then turn it to ON (II) again.
  1. Operate any one of the four solenoids, as listed, in the VSA FUNCTION TEST five times with the HDS.
    -LFT FT SOLENOID
    -RT FT SOLENOID
    -LFT REAR SOLENOID
    -RT REAR SOLENOID

  1. Check for DTCs with the HDS.
Is DTC 52-12 indicated?
YES -
Check for loose terminals in the VSA modulator-control unit 36P connector. If the VSA modulator-control unit was updated, substitute a known-good VSA modulator-control unit, then retest. If the VSA modulator-control unit was substituted, go to Step 1 .
NO -
If the VSA modulator-control unit was updated, troubleshooting is complete. If the VSA modulator-control unit was substituted, replace the original VSA modulator-control unit. If any other DTCs are indicated, go to the indicated DTCs troubleshooting.■