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:
Even more entertainment at the wheel: with BMW Live and BMW Online
Subject to owning a suitable internet-compatible mobile phone and arranging a
requisite data tariff, new BMW 3-Series Sedan customers can enjoy a selection of
services from the existing BMW Online ...
External devices
General information
External audio and video devices and digital
cameras can be connected to cinch sockets, on the CD/DVD player. Operation
takes place on the external device.
Due to the large n ...
Tire identification marks
Knowledge of the labeling on the side of the tire makes it easier to identify
and choose the right tires.
Tire size
Speed code letter
Q = up to 100 mph or 160 km/h
T = up to 118 mph or 190 km/ ...
