See also:

Active seat ventilation
Switching on Press the button once for each ventilation level. The highest level is active when three LEDs are lit. Switching off Press the button longer. The LEDs go out. ...

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 ...

Overview
The BMW 3-Series Sedan is the original in the compact sports sedan segment and over the years has come to symbolise the aesthetic appeal, dynamics and sporting capability of BMW. With its dynamic ...