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:
At a glance
Display the traffic bulletins from radio stations
that broadcast the TI Traffic Information
of a traffic information service. Information
on traffic obstructions and hazards is
updated ...
Interior
The 128i's interior design is fairly traditional, with more upright shapes
than sweeping contours. Dual-zone climate controls sit below the center air
vents and optional navigation system, with BM ...
Displays in the instrument cluster
Indicator lamp
Depending on how the vehicle is
equipped,
the indicator lamp in the instrument
cluster indicates whether the system is
switched on.
Desired speed
▷ The marking light ...
