Lumbar support
The curvature of the seat backrest can be adjusted in such a way that it supports the lumbar region of the spine. The lower back and the spine are supported for upright posture.

▷ Press the front/rear section of the switch.
The curvature is increased/ decreased.
▷ Press the upper/lower section of the switch.
The curvature is shifted up/ down.
See also:
Adaptive light control
The concept
Adaptive light control is a variable headlamp
control system that enables dynamic illumination
of the road surface.
Depending on the steering angle and other parameters,
the light ...
Electrically adjustable seats
At a glance
1 Seat and mirror memory
2 Backrest width
3 Lumbar support
4 Backrest tilt
5 Forward/backward, height, seat tilt
Note
The seat setting for the driver's seat is stored for
the re ...
Tire inflation pressure values over100 mph/160 km/h
X3 28i
X3 35i
...
