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Front Power Window Motor

WARNING: This page is about a different car, the 2018 Kia Optima. However, it is still accessible from the selected car via links, so may be relevant.
  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.
    Fig 1: Front Power Window Motor Connector Terminals
    G12314278Courtesy 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] 

    Fig 2: Front Power Window Motor Terminals Description Chart - Safety Window Motor
    G12314279Courtesy 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.
    Fig 3: Front Power Window Motor Terminals Description Chart
    G12314280Courtesy of KIA MOTORS AMERICA, INC.
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