2012 BMW 640 review

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. ...

FTM Flat Tire Monitor
The concept The system does not measure the actual inflation pressure in the tires. It detects a pressure loss in a tire by comparing the rotational speeds of the individual wheels while moving ...

The concept
Dynamic Drive reduces the lateral inclination of the vehicle that occurs during rapid driving in curves or during quick evasive maneuvers. Driving stability and driving comfort are increased un ...