See also:

Running a function
Press the button. The function will run immediately. This means, for example, that the number is dialed when a phone number is selected. ...

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 distribut ...

Controls
Almost all functions can be operated in the same manner as they are in the front. Special features of operating the system in the rear are described here. ...