The concept

The concept
Two radar sensors below the rear bumper monitor the area behind and next to the vehicle at speeds above approx. 30 mph/50 km/h.
The system indicates whether there are vehicles in the blind spot, arrow 1, or approaching from behind on the adjacent lane, arrow 2.
The lamp in the exterior mirror housing lights up dimly.
Before you change lanes after setting the turn signal, the system issues a warning in the situations described above.
The lamp in the housing of the exterior mirror flashes and the steering wheel vibrates.
See also:
Hazard warning flashers
Hazard warning flashers
The button is located in the center console. ...
Visual warning
The approach of the vehicle to an object can be
shown on the Control Display. Objects that are
farther away are displayed on the Control Display
before a signal tone sounds.
A display appears a ...
Compact Design
Just as BMW's compact 3 Series ranks below the midsize 5 Series, the
five-seat X3 sits in the shadow of the larger X5. The styling clearly says BMW,
but it's the multi-paneled look of earlier mode ...
