Integrated heater control IHS: Notes

This functional description covers the integrated heating control, IHS. The IHS can be used to adapt the in-vehicle climate to the individual needs of the passengers. Information is exchanged between the vehicle components involved via the body CAN data bus.

There are no differences for left-hand drive and right-hand drive vehicles. The control module with operating unit is always fitted in the same position in the vehicle.

The control module has the following functions:

• Temperature control
• Air distribution
• Air flow control
• Recirculated-air mode
• Heated windscreen and rear window