Rear Seat Heater Switch

Disconnect the negative (-) battery terminal.
Open the rear seat arm rest (A).

Fig 1: Rear Seat Arm Rest
Courtesy of KIA MOTORS AMERICA, INC.
Remove the rear seat arm rest upper cover (A).

Fig 2: Removing Rear Seat Arm Rest Upper Cover
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Disconnect the connector (A).

Fig 3: Disconnecting Rear Seat Arm Rest Connector
Courtesy of KIA MOTORS AMERICA, INC.
Turn rear seat heater switch ON and check that continuity exists between the terminals.

Fig 4: Rear Seat Arm Rest Connector Terminals
Courtesy of KIA MOTORS AMERICA, INC.

Fig 5: Rear Seat Arm Rest Connector Terminals Continuity Chart
Courtesy of KIA MOTORS AMERICA, INC.
If there is no continuity, replace the seat heater switch (A).

Fig 6: Replacing Seat Heater Switch

Courtesy of KIA MOTORS AMERICA, INC.