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:
Multi-channel playback,surround
Choose between stereo and multi-channel playback,
surround.
Setting multi-channel playback,
surround
1. "CD/Multimedia", "Radio" or "Settings"
2. "Tone"
3 ...
Indication of a flat tire
The yellow warning lamp lights up. A
Check Control message is displayed.
There is a flat tire or a major loss in tire
inflation pressure.
1. Reduce your speed and stop cautiously.
Avoid sudde ...
Tire inflation pressure values over
100 mph/160 km/h
528i
Without high-speed tuning feature
550i
Without high-speed tuning feature
With high-speed tuning feature
528i xDrive
Without high-speed tuning feature
With high-speed tuning ...
