Front Power Window Motor Inspection

Remove the front door trim panel. (see FRONT DOOR TRIM )
Disconnect the 2P connector from the motor.

Fig 1: Disconnecting 2P Connector From Motor
Courtesy of HYUNDAI MOTOR CO.
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: Checking Power Window Motor Operation
Courtesy of HYUNDAI MOTOR CO.

Fig 3: Checking Power Window Motor Operation (With Driver's Side Safety Window)
Courtesy of HYUNDAI MOTOR CO.