2005 MERCEDES-BENZ S CLASS lumbar support

ContentsDriving safety systems ......................... 80
ABS ................................................ 80
BAS ................................................ 81
ESP ................................................. 82
Four wheel electronic traction
system (4MATIC) with the ESP ....... 85
Anti-theft systems................................ 86
Immobilizer..................................... 86
Anti-theft alarm system .................. 87
Tow-away alarm ............................. 89Controls in detail............................... 91
Locking and unlocking ......................... 92
SmartKey ....................................... 92
SmartKey with KEYLESS-GO*......... 96
Opening the doors from
the inside ..................................... 102
Opening the trunk ........................ 103
Closing the trunk .......................... 105
Trunk lid emergency release ........ 111
Power closing assist
for doors and trunk lid .................. 112
Automatic central locking ............ 112
Locking and unlocking
from the inside ............................. 113Seats ................................................. 114
Easy-entry/exit feature ................ 114
Removing and installing
front seat head restraints............. 116
Rear seats .................................... 117
Rear seat head restraints ............. 120
Lumbar support............................ 122
Multicontour backrest* ................ 122
Drive-dynamic seat* .................... 124
Seat heating* ............................... 125
Seat ventilation* .......................... 127
Memory function ............................... 128
Storing positions into memory ..... 129
Recalling positions from memory . 129
Storing exterior rear view
mirror parking position................. 130
Lighting.............................................. 131
Exterior lamp switch..................... 131
Combination switch ..................... 135
Hazard warning flasher ................ 136
Interior lighting............................. 137
Courtesy lighting .......................... 139
Door entry lamps ......................... 139
Trunk lighting ............................... 139Instrument cluster ............................. 140
Instrument cluster illumination .... 140
Coolant temperature gauge ......... 141
Trip odometer .............................. 141
Tachometer .................................. 142
Outside temperature indicator ..... 142
Clock............................................ 142
Control system .................................. 143
Multifunction display.................... 143
Multifunction steering wheel........ 144
Menus .......................................... 146
Standard display menu ................ 148
AUDIO menu ................................ 148
CD changer* operating mode ...... 151
TEL menu* ................................... 153
NAVI menu ................................... 155
Distronic* menu .......................... 156
Trip computer menu..................... 157
Vehicle status message
memory menu .............................. 159
Settings menu .............................. 160

122 Controls in detailSeats
The rear power head restraint will fold
upright.

Press switch down in direction of
arrow1.
The rear power head restraint will fold
backward.
Head restraint tilt
You can adjust the angle manually by pull-
ing or pushing the head restraints by hand.
Lumbar support
You can adjust the contour of the seat’s
lumbar support to best support your spine.
The thumbwheel for the driver’s and front
passenger seat are located on the inner
side of the seat.
1Thumbwheel
Switch on ignition (
page 34).

Set the lumbar support between 0
and 5.
Multicontour backrest*
The multicontour backrest has inflatable
air cushions built into the seat backrest to
provide additional lumbar and side sup-
port.
The seat backrest cushion height and cur-
vature can be continuously varied with
switches on the right side of the seat after
turning the SmartKey in the starter switch
to position2 or pressing the KEYLESS-GO*
start/stop button (
page 35) twice.
Warning!
G
For safety reasons, always drive with the
rear head restraints in the upright position
when the rear seats are occupied.
Keep the area around head restraints clear
of articles (e.g. clothing) to not obstruct the
folding operation of the head restraints.iAdjust the head restraint in such a way
that it is as close to the head as possi-
ble.


123 Controls in detailSeats
The switches for the driver’s and front pas-
senger seat are located on the inner side of
the seat.
1Shoulder region support
2Side bolster adjustment
3Massage function (PULSE)
4Lumbar region support
Switch on ignition (
page 34).
Shoulder region support

Press æ or ç on switch1.
The air cushion inflates or deflates.Lumbar region support

Press k or j on rocker
switch4.
This selects the air cushion you wish to
adjust.

Press æ or ç on rocker
switch4.
The air cushion inflates or deflates.
Side bolsters adjustment

Adjust the side bolsters so that they
provide good lateral support using
switch 2.Massage function (PULSE)
You can reduce muscle tension during long
trips by periodically using the massage
function.

Press button3.
The indicator lamp on button3 comes
on. The air cushions in the lumbar re-
gion inflate and deflate rhythmically.
iWhen the engine is turned off, the last
cushion setting is retained in memory,
and the cushion is automatically ad-
justed to this setting when the engine
is restarted.
iThe massage function switches off au-
tomatically after approximately eight
minutes. The indicator lamp extinguish-
es.

443 Index
A
ABC 231, 437
Messages in display 349, 354
Setting vehicle level 230, 232
ABS 25, 80, 437
Malfunction indicator lamp 338
Messages in display 350
Warning lamp 338
Accelerator position, automatic
transmission 180
Accessory weight 322
Accident
In case of 54
Activating
Air conditioner (cooling) 203
Air conditioning 202
Air recirculation mode 199
Anti-theft alarm system 87
Central locking (control system) 168
Charcoal filter 200
Distance warning function* 226
Distronic* 222
Easy-entry/exit feature 170ESP 84
Exterior lamps 132
Exterior rear view mirror parking
position 187
Front and rear fog lamp 132, 134
Hazard warning flasher 136
Headlamps 50
High beams 135
Ignition 34
Ignition with KEYLESS-GO* start/stop
button 36
Immobilizer 57, 86
Limiting opening height of trunk
lid* 169
Manual shift program S 55 AMG 183
Rear window defroster 201
Residual heat 203
Seat heater 125, 126
Seat ventilation* 127
Tow-away alarm 89
Windshield wipers 52Adaptive Damping System (ADS) 229,
437
Adding
Coolant 293
Engine oil 291
Additional turn signals 390
Adjustable air vents, rear passenger
compartment 204
Adjusting 37
Air distribution 196
Air volume 198
Backrest tilt 38
Drive-dynamic seat* 172
Exterior rear view mirror 41
Head restraint height 39
Head restraint tilt 39
Instrument cluster illumination 140
Interior rear view mirror 41
Lumbar support 122
Mirrors 41
Multicontour backrest* 122
Power seat bench* 117
Seat cushion depth 38, 123

445 Index
Armrest
Storage compartment in front of 245,
246, 247
Ashtray 251
Aspect ratio 322
At the gas station 283
ATF (Automatic Transmission Fluid) 292
AUDIO menu 148
Selecting CD track 150
Selecting MP3-CD track 150
Selecting radio station 149
Selecting satellite radio* station (USA
only) 149
Audio system
CD mode 151
Auto-dimming for rear view mirror 186
Automatic central locking
Activating/deactivating (control
system) 168
Automatic climate control 192
Air recirculation mode 199
Defrosting 199
Rear window defroster 201
Setting the temperature 195
Automatic headlamp mode 132Automatic lighting control
Activating 137
Deactivating 137
Automatic locking when driving 112
Automatic shift program
Automatic transmission 179
Automatic transmission 173
Accelerator position 180
Automatic shift program 179
Emergency operation (Limp Home
Mode) 185
Fluid level 292
Gear ranges 176
Gear selector lever position 173, 177
Gear shifting malfunctions 185
Kickdown 180
Kickdown, manual shift program S 55
AMG 184
Manual shift program S 55 AMG 183
Manual shifting 175
One-touch gearshifting 175
Starting the engine 46
Steering wheel gearshift control S 55
AMG 181
Transmission fluid 292
Auxiliary fuse box 412B
BabySmart
TM
Air bag deactivation system 73
Compatible child seats 73, 437
Self-test 74
BabySmart
TM airbag deactivation
system 437
Backrest supports
Lumbar region 123
Shoulder region 123
Backup lamps 390, 395
Bulbs 390
Bar 322
BAS 81, 437
Messages in display 351
Batteries, SmartKey
Check lamp 95
Checking 95
Replacing 387
Batteries, SmartKey with KEYLESS-GO*
Checking 101
Battery discharged
Jump starting 406

456 IndexLight alloy wheels
Cleaning 335
Light sensor 366
Lighter see Cigarette lighter 252
Lighting 131
Automatic headlamp mode 132
Combination switch 135
Courtesy lighting 139
Daytime running lamp mode 133
Door entry lamps 139
Exterior lamp switch 131
Front fog lamps 134
High beam flasher 135
High beams 135
Instrument cluster illumination 140
Interior 137
Locator lighting 133
Low beam 131
Manual headlamp mode 132
Night security illumination 133Parking lamps 131
Rear fog lamp 134
Settings (control system) 164
Trunk 138, 139
Limiting opening height of trunk lid* 105
Limiting the gear range 176
Limp Home Mode 185
Line of fall 440
Loading 240
Cargo tie-down hooks 241
Instructions 241
Roof rack 240
Loading terminology 322
Loading the vehicle 299
Locator lighting 133
Setting 166
Lock button 440
Door handle (KEYLESS-GO*) 58
SmartKey 92
SmartKey with KEYLESS-GO* 96Locking 55, 58, 92
Fuel filler flap 283
Global (SmartKey with
KEYLESS-GO*) 99
Global, SmartKey 94
Glove box 244
Vehicle in an emergency 384
Vehicle with KEYLESS-GO* 101
with the KEYLESS-GO* 58
with the SmartKey 58
Loss of SmartKey 96
Loss of Smartkey with
KEYLESS-GO* 102
Low beam headlamps
Messages in display 366, 367
Replacing bulbs 390
Lowering
Vehicle 402
Lumbar support adjustment 122

463 Index
Seating capacity 301
Seats 114
Adjusting 37
Adjusting lumbar support 123
Adjusting shoulder support 123
Easy entry/exit feature 114
Heater 125
Massage function 123
Multicontour backrest* 122
Rear power seat bench* 117
Rear seats 117
Securing cargo
Cargo tie-down hooks 241
Selector lever
Lock 46, 173
Message in display 353
Self-test
BabySmart
TM air bag deactivation
system 74
Tele Aid 256
Service
Major service (Service B) 328
Minor service (Service A) 328
When due 328
Service (maintenance) 328
Service and warranty information 10Service indicator 328
Service life (tires) 297
Service System see FSS 328
Setting
Convenience functions 169
Cruise control 215
Daytime running lamp mode 165
Digital clock 25
Distronic* time interval 224
Following distance in Distronic* 224
Higher speed in cruise control 216
Higher speed in Distronic* 222
Individual vehicle settings 160
Interior illumination delayed
switch-off 167
Lamps and lighting (control
system) 164
Language, multifunction display 164
Locator lighting 166
Lower speed in cruise control 216
Lower speed in Distronic* 223
Miles/kilometers in
speedometer 163Parking position for exterior rear view
mirrors 171
Slower speed in cruise control 216
Slower speed in Distronic* 223
SmartKey dependent memory 169
Speed in Distronic* 222
Speedometer display mode 163
Suspension tuning 231
Temperature (interior) 195
Temperature indicator 163
Tire inflation pressure units 164
To last stored speed (“Resume” func-
tion) in cruise control 216
To last stored speed in Distronic* (“Re-
sume” function) 223
Units
Speedometer 163
Temperature 163
Tire inflation pressure 164
Vehicle level control 230, 232
Setting current speed 215
Setting front passenger seat position from
rear* 118