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:
Text messages
Text messages at the upper edge of the Control
Display explain the meaning of the displayed indicator
and warning lamps. ...
Visual warning
The approach of the vehicle to an object can be
shown on the Control Display.
When the distance to an object is small, a red bar
is shown in front of the vehicle, as it is in the PDC
display.
...
Weights
The values preceding the slash apply to vehicles
with manual transmission; the values following
the slash apply to vehicles with automatic transmission.
...
