See also:

Useful short commands
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Switching on automatically
With the engine running or the ignition switched on, shift the selector lever into position R. The image of the rear view camera is displayed when the system has been switched on using iDrive. ...

Automatic mode
The automatic engine start/stop function is operational after each engine start. The function is activated above a certain speed. ▷ Manual transmission: above 3 mph, approx. 5 km/h. ▷ ...