Power Window Main Switch

Disconnect the negative (-) battery terminal.
Remove the front door trim panel. Refer to INTERIOR .
Disconnect the 14P connector from the switch.

Fig 1: Power Window Main Switch & Terminal Identification
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: Testing Power Window Main Switch
Courtesy of KIA MOTORS AMERICA, INC.