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:
Sound output via speakers
In addition to the headphones, you can also play
the sound via the vehicle speakers.
1. "CD/Multimedia"
2. "External devices"
3. "AUX rear"
4. "Volume"
5 ...
Distance to back of head: manual head
restraints
Distance to back of head: manual head
restraints
▷ Forward: by pulling
▷ Back: press the button and push the head
restraint toward the rear. ...
Tire inflation pressure values up to 100 mph/160 km/h
320i
328i
335i
...
