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:
On the front passenger seat
After installing a child restraint fixing system in
the front passenger seat, make sure that the
front, knee and side airbags on the front passenger
side are deactivated.
Deactivate the front p ...
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The sixth-generation BMW 3-Series sports sedan models offer top-level agility
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Functional readiness of the airbag
system
When the ignition is switch on,
the warning
lamp in the instrument cluster lights
up briefly and thereby indicates the operational
readiness of the entire airbag system
and the belt tension ...
