System Description: Notes

The front seat heater system consists of the seat heater control unit, the driver's seat heater (seat cushion and seat-back), the front passenger's seat heater (seat cushion), the seat heater relay, and the climate control unit with built-in driver's seat heater switch and the front passenger's seat heat heater switch.

The front seat heater system controls the driver's seat heater and the front passenger's seat heater operation based upon signals from the ignition switch, the seat thermistors, and the climate control unit