Front Power Window Motor

Remove (-) negative battery terminal.
Remove the front door trim. (Refer to FRONT DOOR )
Disconnect the motor connector from the motor.

Fig 1: Identifying Motor Connector
Courtesy of KIA MOTORS AMERICA, INC.
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 2: Front Power Window Motor Continuity Chart - Standard
Courtesy of KIA MOTORS AMERICA, INC.
Connect the terminal No. 2 and No. 3 to battery voltage (12V) and check that the motor operates smoothly when connecting the terminals below.

Fig 3: Front Power Window Motor Continuity Chart - Safety
Courtesy of KIA MOTORS AMERICA, INC.