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:
Calling up information on the infodisplay
Press the onboard computer button on the turn
signal lever.
Information is displayed on the info display of the
instrument cluster. ...
Telephone
...
Closing tailgate
Drive with the tailgate closed
Only drive with the tailgate closed; otherwise,
passengers and other road users may be
endangered or the vehicle may be damaged if an
accident occurs or during ...
