Mercedes-Benz 2009 S-Class Operator's Manual page 320

Controls in detail
Seats
To select right rear passenger seat
1
Massage setting, gentle
2
Massage setting, vigorous
3
To adjust position of seat backrest
4
curvature (lordosis)
Lumbar region support
5
Side bolster adjustment
6
To select left rear passenger seat
7
X
Selecting a seat: Press rocker switch
or forward or backward.
7
The indicator lamp in the selected rocker
switch lights up for a short while.
318
Gentle massage
X
Switching on: Press rocker switch
forward.
X
Switching off: Pull rocker switch
backward.
Vigorous massage
X
Switching on: Press rocker switch
forward.
X
Switching off: Pull rocker switch
backward.
Position of seat backrest curvature
X
Moving upward: Press rocker switch
forward.
X
Moving downward: Pull rocker switch
backward.
1
Lumbar region support
X
Selecting greater curvature: Press
rocker switch forward.
5
X
Selecting less curvature: Pull rocker
switch backward.
5
Side bolster adjustment
X
Reducing width: Press rocker switch
2
forward.
X
Increasing width: Pull rocker switch
2
backward.
3
3
4
4
6
6