Control module/operating unit
The IHS control module records the signals of the IHS components and controls/regulates the heating process. The control module is at the same time the operating unit of the IHS.
| Index | Explanation |
|---|---|
| 1 | Air-distribution control wheel |
| 2 | Switch for heated rear window |
| 3 | Recirculated-air button |
| 4 | Temperature dial |
| 5 | Seat heating switch, passenger's side |
| 6 | Power-window switches, passenger's side |
| 7 | Rear fog lamp switch |
| 8 | Centerlock button |
| 9 | Front fog lamp switch |
| 10 | Power-window switches, driver's side |
| 11 | Seat heating switch, driver's side |
| 12 | Air-volume control wheel |
| 13 | Windscreen heater button |
The IHS control module also contains the bank of switches. The bank of switches can be used to operate the seat heating (if installed), the heated windscreen and heated rear window, as well as the electrical power windows. The centerlock button as well as the switches for the fog lamps and rear fog lamp are also built in.