Page 33 of 376

33 Getting started
Adjusting
The seat adjustment switch is located in
the door.
1Seat fore and aft adjustment
2Seat height
3Seat cushion tilt
4Backrest tilt
5Seat cushion depth
6Head restraint height
Switch on the ignition by turning the
key in the starter switch to position2
or pressing the KEYLESS GO*
start/stop button twice.Seat fore and aft adjustment
Press the switch forward or backward
in the direction of arrow1.
Seat height
Press the switch up or down in the di-
rection of arrow2.
Seat cushion tilt
Press the switch up or down in the di-
rection of arrow3 until your upper legs
are lightly supported.
Backrest tilt
Press the switch forward or back in the
direction of arrow4.Seat cushion depth
Press the switch forward or back in the
direction of arrow5.
Head restraint height
Press the switch up or down in the di-
rection of arrow6.
!When moving the seat, be sure that
nothing is in the auxiliary cup holder
and that there are no items in the foot-
well or behind the seats. Otherwise the
seats could be damaged.
Warning!
G
For your protection, drive only with properly
positioned head restraints.
Adjust head restraint to support the back of
the head approximately at ear level.
Do not drive the vehicle without the seat
head restraints. Head restraints are intend-
ed to help reduce injuries during an acci-
dent.
Page 34 of 376

34 Getting startedAdjustingHead restraint tilt
Manually adjust the angle of the head
restraint. Push or pull on the lower
edge of the head restraint cushion.
More information can be found in the
“Controls in detail” section (
page 93).
Steering wheelThe stalk is located on the steering column
(lower left).
Make sure that the ignition is switched
on.
All the lights in the instrument cluster
light up.
1Steering column, lengthen or shorten
2Steering column, height
Steering column, lengthen or shorten
Move stalk forward or back in the direc-
tion of arrow1 until a comfortable
steering wheel position is reached with
your arms slightly bent at the elbow.
iThe memory function (
page 99) lets
you store the steering wheel adjust-
ment together with the adjustment for
the seat and the exterior rear view mir-
rors.
Warning!
G
Do not adjust the steering wheel while driv-
ing. Adjusting the steering wheel while driv-
ing could cause the driver to lose control of
the vehicle.
When leaving the vehicle, always remove the
key from the starter switch, and take the
KEYLESS-GO
* card (if so equipped) with
you.
The steering wheel adjustment feature can
also be operated with the driver’s door
open. Do not leave children unattended in
the vehicle, or with access to an unlocked
vehicle. Unsupervised use of vehicle equip-
ment may cause an accident and/or serious
personal injury.
Page 35 of 376
35 Getting started
Adjusting
Steering column, height
Move the stalk up or down in the direc-
tion of arrow2. Make sure that your
legs can move freely and that all the
displays (including malfunction and in-
dicator lamps) on the instrument clus-
ter are clearly visible.
Mirrors
Adjust the inside and exterior rear view
mirrors before driving so that you have a
good view of the road and traffic condi-
tions.
Inside rear view mirror
Manually adjust the inside rear view
mirror.Exterior rear view mirror
The buttons are located on the lower part
of the center console.
1Driver’s side mirror
2Passenger side mirror
3Adjustment button
iThe memory function (
page 99) lets
you store the steering wheel adjust-
ment together with the adjustment for
the seat and the exterior rear view mir-
rors.
Page 184 of 376
184 Controls in detailDriving systemsVehicle level control
Your vehicle automatically adjusts its ride
height to:
reduce fuel consumption
increase vehicle safety
The vehicle chassis ride height is raised or
lowered according to the selected level
setting and to the vehicle speed:
With increasing speed, ride height is re-
duced by up to approximately one inch
(25 mm).
With decreasing speed, the ride height
is again raised to the selected vehicle
level.Select the level 1 and 2 settings only when
required by current driving conditions.
Otherwise:
Fuel consumption may increase.
Handling may be impaired.iThese height adjustments are so small
that you may not notice any change.
Warning!
G
To help avoid personal injury, keep hands
and feet away from wheel housing area, and
stay away from under the vehicle when low-
ering the vehicle chassis.
Page 357 of 376

357 Index
A
ABC 183, 351
Messages in display 258
Oil level 230
Setting vehicle level 184
ABC switch 24
ABS 68, 351
Malfunction indicator lamp 21, 251
Messages in display 259
Warning lamp 70, 251
ABS/ESP
Warning lamp 250
ABS/ESP warning lamp 21
Activating
Air circulation mode 152
Air conditioning (cooling) 155
Anti-theft alarm system 76
Central locking (control system) 128
Distance warning function* 180
Distronic* 175
Easy-entry/exit feature 129
Electric air pump 316
ESP 72
Exterior lamps 102
Hazard warning flasher 105
High beams 104Ignition 29
Immobilizer 48, 75
Parktronic* 189
Rear window defroster 153
Residual heat 154
Seat heater 97, 98
Seat ventilation* 96
Steering wheel gearshift control
(SL 55 AMG Kompressor) 143
Tow-away alarm 77
Windshield wipers 44
Active Body Control (ABC) switch 24
Adjusting
Air distribution 151
Air volume 150
Backrest tilt 33
Exterior rear view mirrors 35
Head restraint height 33
Head restraint tilt 34
Inside rear view mirror 35
Lumbar support 93
Mirrors 35
Multicontour backrest* 93
Seat cushion depth 33
Seat cushion tilt 33
Seat height 33Seat in the lumbar region 94
Seat in the shoulder region 94
Seats 32
Steering wheel 34
Air conditioner (cooling)
Turning off 155
Turning on 155
Air conditioner refrigerant 343
Air pressure see Tire inflation pressure
Air pump, electric 289
Turning on 316
Air recirculation mode 152
Air volume adjustment 150
Airbags 53
Children 54
Front 57
Head-thorax 57, 58
Kneebag 57
Passenger 57
Alarm
Audible 67, 75
Canceling 76
Visual 75
Alignment bolt 351
Alignment bolt (vehicle tool kit) 288, 314
Anticorrosion/antifreeze 342, 346
Page 363 of 376

363 Index
Fuel 225
Additives 344
Fuel requirements 344
Fuel reserve warning lamp 21, 255
Gasoline additives 344
Premium unleaded gasoline 225,
342, 344
Fuel consumption statistics
After start 132
Since reset 132
Fuel filler flap 225
Locking 225
Opening 225
Unlocking 225
Fuel requirements 344
Fuel reserve tank
Message in display 286
Fuel tank
Filler flap 225
Fuels, coolants, lubricants etc. -
capacities 342
Functions (control system) 111
Fuse chart 288, 329Fuses 329
Fuse chart 288, 329
Fuse extractor 288, 329
Main fuse box 329
Spare fuses 288, 329
G
Garage door opener 25, 208
Gasoline see Fuel
Gear range
Automatic transmission 139
Indicator 21
Limiting 139
Shifting into optimal 138
Glove box 19, 190
Closing 190
Opening 190
GPS 353
H
Hands-free microphone 25
Hardtop open/close control 24
Hardtop see Retractable hardtop
Hardtop switch 160
Hazard warning flasher 105
Hazard warning flasher switch 23Head restraints
Adjusting height 33
Adjusting tilt 34
Headlamp switch-off delay see Delayed
switch-off, exterior lamps
Headlamps
Automatic mode 103
Headlamp cleaning system 146, 233
Manual mode 103
Refilling washer fluid 233
Head-thorax airbag 65, 353
Heated steering wheel* 197
Height adjustments
Head restraints 33
Seats 33
Steering column 35
Vehicle level 184
High beam flasher 105
High beam headlamp indicator 21
High beam headlamps 43, 102, 296
Replacing bulbs 298
Switching on 104
Hood 227
Messages in display 279
Horn 19
Hydroplaning 219
Page 371 of 376

371 Index
Starter battery 232, 319
Starter switch 19, 29
Starting difficulties 41
Starting position 29
Starting the engine
With KEYLESS-GO* 40
With the key 40
Steering column
Height adjustment 35
Length adjustment 34
Steering wheel 34
Adjusting 34
Buttons 22
Heating* 197
Height adjustment 35
Shifting gears (SL 55 AMG) 142
Steering wheel adjustment stalk 19
Steering wheel gearshift control
Activating 143
Deactivating 143
Storage spaces
Armrest 193
Cup holder 190
Glove box 190
In door 192
In rear 193Locking 194
Locking compartments
separately 194
Rear 193
Storage tray 193
Unlocking 194
Unlocking compartments
separately 194
Ventilated compartments 156
Submenus 114
Convenience 129
Instrument cluster 122
Lighting 124
Selecting 120
Settings menus 120
Vehicle 127
Sun blind see Sunshade
Sun visors 146
Sunshade* 166
Closing 167
Opening 167
Suspension tuning
For regular driving style 183
For sporty driving style 183
Setting 183Switching off
ABC 24
Switching on
ABC 24
Front fog lamps 104
Rear fog lamp 104
Switching on headlamps 43
Symbol
Distance warning function* 117, 174
Synchronizing
Power windows 158
T
Tachometer 21, 109
Displaying gear range 139
Tail lamps 296, 299
Technical data 332
Electrical system 339
Main dimensions 340
Rims and tires 337
Weights 341
Windshield and headlamp washer
system 347