Power Window Relay: Inspection

Disconnect the negative (-) battery terminal.
Remove the junction box.
Check for continuity between the terminals.
There should be continuity between the No.1 in the I/P-G connector and No. 12 terminal in the I/P-A connector when power and ground are connected to the No.1 terminal in the I/P-G connector and No.2 terminal in the I/P-A connector.
There should be no continuity between the No.1 terminal in the I/P-G connector and No. 12 terminal in the I/P-A connector when power is disconnected.

Fig 1: Identifying Power Window Relay Box
Courtesy of KIA MOTORS AMERICA, INC.

Fig 2: Identifying Junction Box
Courtesy of KIA MOTORS AMERICA, INC.

Fig 3: Terminal Position - Continuity Chart
Courtesy of KIA MOTORS AMERICA, INC.