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:
Switching off automatically
The system switches off and the LED goes out:
▷ After approx. 165 ft/50 m when driving forward.
▷ After approx. 22 mph/35 km/h when driving
forward.
Switch on the system again if nece ...
Traction
The traction grades, from highest to lowest, are
AA, A, B, and C.
Those grades represent the tire’s ability to stop
on wet pavement as measured under controlled
conditions on specified governme ...
Interior
Even though it's relatively unchanged for 2009, the X3's interior remains
very upscale for this segment. My test car's dark brown leather upholstery and
black dashboard made for an especially clas ...