Cooper S (R56) L4-1.6L Turbo (N14) (2009)
Seat Heater: Description and Operation
Seat Heating
Seat Heating
Seat heating is offered in the R56 as an optional extra. The seat heating is operated electrically. Seat heating serves to set up a pleasant temperature in the
seats.
Brief description of components
The following components are described for the seat heating:
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Switch panel
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Integrated automatic heating/air-conditioning system (IHKA)
Integrated heating/air-conditioning system (IHKS)
Integrated heating control (IHS)
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Junction box electronics (JBE)
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Heating element
Switch panel
The seat heating is activated using the outer buttons of the bank of switches. The seat heating can be operated on three temperature levels. An indicator
light lights up in the button for each selected temperature setting. The button signals are evaluated by the IHKA.
Integrated automatic heating and air conditioning system (IHKA)
A choice of the heating systems mentioned above can be fitted in the vehicle. This document refers to the equipment fitted integrated automatic heating
and air conditioning system (IHKA). The IHKA processes the button signals from the bank of switches. The IHKA sends a message via the K-CAN to
the junction box electronics (JBE).
Junction box electronics (JBE)
The JBE handles the electrical power supply for the seat modules. Depending on the selected temperature setting, the JBE generates a pulse-modulated
signal that activates the heating elements.
Heating element
The seat heating consists of a number of heating elements. The heating element consists of flexible electrical wires. The heating elements are integrated
into the seat and backrest cover of the driver's and front passenger's seat. The heating element runs through the entire cover of the seat cushion and the
backrest.