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:
Checking the coolant level
1. Do not open the hood until the engine has
cooled down.
2. Turn the expansion tank cap counterclockwise
slightly to allow any accumulated pressure
to escape; then continue turning to
open.
...
Maintenance
Maintain the vehicle regularly to sustain the road
safety, operational reliability and the New Vehicle
Limited Warranty.
Specifications for required maintenance measures:
▷ BMW Maintenance ...
