See also:

Switch off the engine duringlonger stops
Switch off the engine during longer stops, e.g., at traffic lights, railroad crossings or in traffic congestion. Auto Start/Stop function The Auto Start/Stop function of your vehicle automatically ...

The concept
The iDrive combines the functions of a multitude of switches. Thus, these functions can be operated from a central location. ...

Odometer and trip odometer
Resetting trip odometer: With the ignition switched on, press button 1 in the instrument cluster. ...