See also:

Malfunction
A Check Control message is displayed. On the Control Display, the areas in front of and behind the vehicle are shaded. PDC has failed. Have the system checked. To ensure full operability: ` ...

2012 BMW 535 Review by Joe Wiesenfelder
I don't walk away from every new model with a single overriding impression, but sometimes a car grabs me by the collar and shakes me. While that wasn't exactly the case with the redesigned 2011 BM ...

Warning stages
Prewarning This warning is issued, for example, when there is the impending danger of a collision or the distance to the vehicle ahead is too small. Acute warning with braking function Warning ...