Power Window Main Switch Inspection

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

Fig 1: Identifying Power Window Main Switch Connector Terminals
Courtesy of KIA MOTORS AMERICA, INC.
Check for continuity between the terminals in each switch position according to the table. If the continuity condition is not normal, replace the switch.

Fig 2: Power Window Main Switch Continuity Reference Chart
Courtesy of KIA MOTORS AMERICA, INC.