Lighting System: Rheostat: Inspection

Disconnect the negative (-) battery terminal.
Remove the lower crash pad switch assembly (A) by using the trim remover tool.

Fig 1: Identifying Lower Crash Pad Switch Assembly
Courtesy of KIA MOTORS AMERICA, INC.
Disconnect the rheostat switch connector.

Fig 2: Identifying Rheostat Switch Connector Terminal
Courtesy of KIA MOTORS AMERICA, INC.
Check for intensity of new rheostat switch. If the light intensity of the lamps changes smoothly without any flickering when the rheostat is turned, it can be assumed that the rheostat is normal.

Fig 3: Identifying Rheostat Switch Circuit Diagram
Courtesy of KIA MOTORS AMERICA, INC.