PRE-RELEASE
Ventilated front seat
| Ventilated front seat |
The seat fan is located in the seat well. The backrest fan is located on the curved plate in the backrest frame.
The ventilated front seats have leather upholstery with perforated holes and foam cushions with punched holes. The air and moisture is directed through ducts in the seat cushion and backrest under the seat.
| Description of operation |
The fans in the ventilated seats are controlled manually with pushbuttons in the ACC panel. The LEDs in the buttons show fan speed. The preconditions are that the engine is running and that the cabin fan knob is not in the OFF position.
The fan speed in the driver's seat and passenger seat is controlled by a voltage:
Step 1 : low speed approx. 9.3 volts
Step 2 : high speed approx. 11 volts
The ACC unit's K1 pin 2 is connected to the driver's seat fan and is grounded via G14 and K1 pin 11 to the passenger seat's fan that is grounded via G24.
|
Step
|
Indication in button
|
Current consumption (A)
|
|
0
|
None
|
0
|
|
1
|
1 LED
|
approx. 1.3
|
|
2
|
2 LEDs
|
approx. 2
|
| Button and control illumination |
