Front active seat ventilation
The seat cushion and backrest surfaces are cooled by means of integrated fans.
The ventilation rapidly cools the seat, e.g., if the vehicle interior is overheated or for continuous cooling at high temperatures.

Switching on
Press the button once for each
ventilation
level.
The highest level is active when three LEDs are lit.
After a short time, the system automatically moves down one level in order to prevent excessive cooling.
Switching off
Press the button longer.
The LEDs go out.
See also:
Ultrasound sensors
Ultrasound sensors
The ultrasound sensors for measuring parking
spaces are located on the wheel arches.
To ensure full operability:
▷ Keep the sensors clean and free of ice.
▷ When ...
A host of active safety systems reduce the risk of accidents
A selection of electronic assistance systems make an active contribution to
driving safety in the new BMW 3-Series, helping drivers to avoid collisions in
the first place. The functions of the mai ...
The concept
The system is functional at speeds beginning at
approx. 20 mph/30 km/h.
It maintains the speed that was set using the
control elements on the steering wheel.
The system brakes on downhill gradie ...
