See also:

Aerodynamic optimisation of underside panelling
As the excellent drag coefficient (cd = 0.26) would suggest, the aerodynamics of the new BMW 3-Series have been intensively honed in a state-of-the-art wind tunnel. The optimised aerodynamics also ...

Interior motion sensor
The windows and glass sunroof must be closed for the system to function properly ...

System limits
Personal responsibility The system cannot serve as a substitute for the driver's personal judgment of the course of the road and the traffic situation. In the event of a warning, do not jerk th ...