xDrive
xDrive is the all-wheel-drive system of your vehicle.
Concerted action by the xDrive and DSC further optimize traction and driving dynamics.
The xDrive all-wheel-drive system variably distributes the drive forces to the front and rear axles as demanded by the driving situation and road surface.
See also:
Steering wheel heating
Steering wheel heating
Switching on/off
Press the button.
▷ On: the LED lights up.
▷ Off: the LED goes out. ...
Functional readiness of the airbagsystem
When the ignition is switch on,
the warning
lamp in the instrument cluster lights
up briefly and thereby indicates the operational
readiness of the entire airbag system
and the belt tensioner.
...
Safety
Both the coupe and convertible have front airbags plus side-impact airbags
built into the front seats. As required of all 2012 models sold in the U.S., the
640i has standard antilock brakes and an ...