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Home >> Subaru >> 2023 >> WRX Base, Automatic CVT Trans >> Repair and Diagnosis >> Body & Frame >> Seat System - Seats >> Power Seat System >> Inspection >> A Part Of Function Does Not Operate >> Malfunction Of Tilt Operation

Malfunction Of Tilt Operation

  1. CHECK SWITCH  .
    1. Turn the ignition switch to OFF.
    2. Disconnect the power seat switch connector.
    3. Measure the resistance between connector terminals when moving the switch to tilt up and tilt down. Ref. to SEATS>POWER SEAT>INSPECTION>POWER SEAT SWITCH .

    Is the inspection result normal?

    Yes:  Go to  2.

    No:  Replace the power seat switch assembly. Ref. to SEATS>POWER SEAT .

  2. CHECK HARNESS  .
    1. Disconnect the tilt motor connector.
    2. Measure the resistance between power seat switch connector and tilt motor connector.

      Connector & terminal 

      Except for RECARO® seat 

      (St52) No. 14 - (St68) No. 6: 

      (St52) No. 15 - (St68) No. 4: 

      RECARO® seat 

      (St52) No. 2 - (St68) No. 6: 

      (St52) No. 3 - (St68) No. 4: 

    Is the resistance less than 10 Ω?

    Yes:  Go to  3.

    No:  Check power seat harness.

  3. CHECK TILT MOTOR  .
    1. Connect the power seat switch connector and tilt motor connector.
    2. Apply battery voltage to the tilt motor and check the motor rotation.

      Connector & terminal 

      (St68) No. 6 (+) - (St68) No. 4 (-): 

      (St68) No. 4 (+) - (St68) No. 6 (-): 

    Does the motor rotate normally?

    Yes:  Check for temporary poor contact or mechanical trouble in tilt mechanism.

    No:  Tilt motor problem. Replace the seat cushion frame assembly.