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Home >> Kia >> 2020 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> Body & Frame >> Windows >> Power Windows (PHEV) >> Power Window Motor >> Repair Procedures >> Inspection >> Front Power Window Motor

Front Power Window Motor

  1. Disconnect the negative (-) battery terminal.
  2. Remove the front door trim.

    (Refer to Body - "FRONT DOOR TRIM ")

  3. Disconnect the motor connector from the motor.
    G13364320Courtesy of KIA MOTORS AMERICA, INC.
  4. Connect the terminals No. 2 and No. 3 to battery voltage (12V) and check that the motor operates smoothly when connecting the terminals below.

    [Safety window motor] 

    G13364321Courtesy of KIA MOTORS AMERICA, INC.
  5. Connect the motor terminals directly to battery voltage (12V) and check that the motor operates smoothly. Next, reverse the polarity and check that the motor operates smoothly in the reverse direction. If the operation is abnormal, replace the motor.

    [Standard window motor] 

    G13364322Courtesy of KIA MOTORS AMERICA, INC.
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