Display in the instrument cluster
The collision warning can be issued in the instrument cluster, in the Head-up Display, and acoustically.
Warning stages

Adapting your speed and driving
style
The display does not relieve the driver of the responsibility to adapt his or her driving speed and style to the traffic conditions.
See also:
Opening the main menu
Press the button.
The main menu is displayed.
All iDrive functions can be called up via the main
menu. ...
Controls
1 Change the entertainment source
2 CD/DVD drive
3 Eject CD/DVD
4 Change station/track
5 Programmable memory buttons
6 Volume, on/off ...
Radio
FM
AM
Satellite radio
Stored stations
...
