Honda HR-V: Description

SEAT HEATERS SYSTEM DESCRIPTION - CONTROL/FUNCTION

Heater Control

The front seat heater control switch sets the heater to HI/LO or OFF based on the front seat heater switch signals received. The front seat heater control switch receives the front seat heater switch signals from the B-CAN via the climate control unit. The front seat heater control unit monitors the thermistor resistance, the voltage/current/temperature to the heater, and the presence of communication with the climate control unit.

Also, the system stores a DTC when a malfunction is detected in the front seat heater control unit.

Thermistor and Breaker

Seat cushion heater has a thermistor and breaker. The thermistor and breaker are protecting an overheat and seat heater circuit. Value of the thermistor is input to the control unit.

Front Seat Cushion

The seat heater temperature is controlled by breaker ON and OFF condition.

SEAT HEATERS SYSTEM DESCRIPTION - OVERVIEW

Some models come equipped with the seat heater for the driver's seat and front passenger's seat. The seat heater functions to warm the seats by operating the seat heat switch to Low or High. The seating surfaces include electrical resistance heating elements that warm the surfaces.

Driver's Seat

Front Passenger's Seat

SEAT HEATERS SYSTEM DESCRIPTION - SYSTEM DIAGRAM

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