Lumbar Support - BMW 2009 M5 Owner's Manual

ensuing loss of vehicle control could lead to an
accident.
Also on the passenger side, do not incline the
backrest too far to the rear while the vehicle is
being driven, otherwise there is a danger in the
event of an accident of sliding under the safety
belt, eliminating the protection normally pro-
vided by the belt.<
Please follow the instructions on damage to
safety belts provided on page
mation on the active front head restraints on
page 46.
Adjusting seat
To ensure that the safety systems con-
tinue to provide optimized protection,
please observe the adjustment instructions on
page 43.<
1 Longitudinal direction
2 Height
3 Angle
4 Backrest width
5 Backrest
6 Head restraint height
*
7 Shoulder support
8 Thigh support
44
Online Edition for Part no. 01 41 2 600 738 - © 08/08 BMW AG
9
Shoulder support*
This also supports the back in the shoulder
area, This provides a relaxed driving position
and helps relieve stress on the shoulder mus-
cles.

Lumbar support*

48 and the infor-
You can also adjust the contour of the backrest
to obtain additional support in the lumbar
region.
The upper hips and spinal column receive sup-
plementary support to help you maintain a
relaxed, upright sitting position.
>
>
Adjusting active backrest width*
First set a comfortable backrest width, see
above. Based on the backrest width set, the lat-
eral support is automatically adapted to the cur-
rent driving situation.
The adaptation of the backrest width and the
speed of the adjustment vary depending on the
program. You can select from among three pro-
grams from comfort to sport. The "Sport" pro-
gram provides increased lateral support on both
sides when driving through a quick succession
of curves.
*
Lumbar support
Increase or decrease curvature: press front
or rear section of switch.
Shift curvature up or down: press upper or
lowers section of switch.