Page 4 of 416

ContentsControls in detail............................... 85
Locking and unlocking ......................... 86
SmartKey ....................................... 86
KEYLESS-GO card*......................... 89
Opening the doors from the
inside ............................................. 94
Opening the trunk lid...................... 95
Opening the trunk from the
inside ............................................. 96
Trunk lid emergency release .......... 96
Closing the trunk lid ....................... 97
Separately locking the trunk .......... 98
Separately unlocking the trunk ...... 98
Trunk lid opening/closing
ystem* ........................................... 99
Power closing assist for doors
and trunk lid ................................. 102
Automatic central locking ............ 102
Locking and unlocking from
the inside ..................................... 103
Seats.................................................. 104
Lumbar support ............................ 104
Easy-entry/exit feature ................ 104
Head restraints............................. 105
Multicontour seat* ....................... 107Drive-dynamic seat* .................... 109
Seat ventilation* .......................... 110
Seat heating* ............................... 111
Rear seats .................................... 113
Memory function ............................... 117
Storing positions into memory ..... 118
Recalling positions from
memory ........................................ 118
Storing exterior rear view mirror
parking position ........................... 118
Lighting.............................................. 120
Exterior lamp switch..................... 120
Combination switch ..................... 123
Hazard warning flasher ................ 124
Interior lighting............................. 124
Courtesy lighting .......................... 126
Instrument cluster ............................. 127
Instrument cluster illumination .... 127
Coolant temperature gauge ......... 128
Trip odometer .............................. 128
Tachometer .................................. 129
Outside temperature indicator ..... 129
Control system .................................. 130
Multifunction display .................... 130
Multifunction steering wheel ........ 131
Menus .......................................... 133Standard display menu ................ 135
AUDIO menu ................................ 135
CD changer* operating mode ...... 137
TEL menu* ................................... 139
NAVI menu ................................... 142
Distronic* menu .......................... 142
Trip computer menu..................... 143
Malfunction memory menu .......... 145
Settings menu .............................. 146
Automatic transmission ..................... 160
One-touch gearshifting ................ 161
Gear ranges ................................. 162
Gear selector lever position ......... 163
Program mode selector switch .... 164
Accelerator position ..................... 165
Emergency operation (Limp home
mode) .......................................... 165
Steering wheel gearshift control
(Speedshift) and manual shift
program S 55 AMG ...................... 166
Good visibility .................................... 168
Rear view mirror .......................... 168
Electrically folding exterior rear
view mirrors ................................. 170
Windshield wipers ........................ 171
Headlamp cleaning system .......... 171
Page 72 of 416
72 Safety and SecurityOccupant safetyChild seat anchors – “LATCH” type
This vehicle is equipped with two “LATCH”
(Lower A
nchors and T
ethers for CH
ildren)
type anchors (at each of the outer rear
seats) for the installation of a “LATCH”
child seat with the matching anchor fit-
tings.
If you have not installed a child seat, the
“LATCH” anchor fittings are covered with
an upholstery blend.
1Indicates the position of the anchors
2Anchors
3Upholstery blend
4Installation device
Move rear power seats*/bench* to the
rearmost position (
page 113).
Fold upholstery blend3 upward.
Turn installation device4 to a vertical
position so that upholstery blend3
does not fold down.
Install child seat according to the man-
ufacturer’s instructions.
A solid connection is established be-
tween the child seat and the body of
the vehicle.
Do not adjust rear power seat*/bench*
position after installing child restraint.
Page 106 of 416

106 Controls in detailSeatsInstalling front head restraints:
Press switch1 upwards and hold for
about five seconds.
Push the head restraint down until it
engages.
Adjust head restraint to desired posi-
tion (
page 35).
Rear seat head restraintsFolding rear head restraints back
Make sure the ignition is switched on.
All the lamps in the instrument cluster
should light up.
Press switch1.
The rear head restraints will fold back-
ward.Placing rear head restraints upright
Pull the rear head restraint forward un-
til it locks into position.
Rear head restraint tilt
The read head restraint angle can be ad-
justed manually.
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.iYou can adjust the angle manually by
pulling or pushing the head restraints
by hand.
!Make sure that the head restraints en-
gage when adjusting them manually.
Otherwise, their protective function
cannot be ensured.
Page 107 of 416

107 Controls in detailSeats
Power head restraints, rear*
You can fold the rear head restraints back-
ward or forward using head restraint fold-
ing switch. The switches are located
on the front center console
(page 106):
Make sure the ignition is switched
on.
All the lamps in the instrument clus-
ter should light up
Press switch1 briefly.
The rear head restraints will fold
backward.
Press switch1 and hold.
The rear head restraints will fold up-
right.
on the rear section of the door for ad-
justing the respective head restraint:
Make sure the ignition is switched
on.
All the lamps in the instrument clus-
ter should light up
Press switch1 up.
The rear head restraints will fold up-
right.
Press switch1 down.
The rear head restraints will fold
backward.
Multicontour seat*
The multicontour seat has a movable seat
cushion and inflatable air cushions built
into the seat backrest to provide additional
lumbar and side support.
The seat cushion movement and the seat
backrest cushion height and curvature can
be continuously varied with regulators 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 twice.
Page 113 of 416
113 Controls in detailSeats
Rapid seat heating
Press switch1 once.
Both indicator lamps above the switch
light up. Switching off rapid seat heating mode
Press switch1 twice.
Rear seats
Power seat bench*
The switches for adjusting the seat bench
are located at the respective rear doors.
1Seat bench fore and aft adjustment
2Head restraint fold/place upright
iThe system switches over to normal
heating mode after approximately five
minutes. Only the right-hand indicator
lamp remains lit.
!If one or both of the lamps on the seat
heating switch are blinking, there is in-
sufficient voltage available since too
many electrical consumers are turned
on. The seat heating switches off auto-
matically.
The seat heating will switch back on
again automatically as soon as suffi-
cient voltage is available.
Page 114 of 416
114 Controls in detailSeatsSeat bench fore and aft adjustment
Press the switch forward or backward
in direction of arrow1.
Head restraint folding
Press the switch up or down in direc-
tion of arrow2.
The head restraint is folded or placed
upright.
Information on switching on seat heating*
and seat ventilation* can be found on
(
page 110) and (
page 111).Individual power seats*
The switches for adjusting the seats are lo-
cated at the respective rear doors.
1Seat fore and aft adjustment
2Seat height
3Head restraint fold/place upright
Seat fore and aft adjustment
Press the switch forward or backward
in direction of arrow1.Seat height
Press the switch up or down in the di-
rection of arrow2.
Head restraint folding
Press the switch up or down in direc-
tion of arrow3.
The head restraint is folded or placed
upright.
Information on switching on seat heating*
and seat ventilation* can be found on
(
page 110) and (
page 111).
Page 159 of 416

159 Controls in detail
Control system
The selection marker is on the current
setting.
Press the
æ
or
ç
button to
switch the automatic fold-in setting for
the mirrors
ON or
OFF
when the vehicle
is locked.
Adjusting drive-dynamic seats
Use this function to adjust the settings for
the drive-dynamic seats (page 159).
Move the selection marker with
the
æ
or
ç
button to
the
CONVENIENCE
submenu.
To adjust the driver’s drive-dynamic
seat press button
j
or
k
re-
peatedly until you see this message in
the display:
DRIVING DYNAM. SEAT AD-
JUST., FR. DRIV
.
The selection marker is on the current
setting.
To adjust the passenger’s
drive-dynamic seat press button
j
or
k
repeatedly until you see this
message in the display:
DRIVING DY-
NAM. SEAT ADJUST., FR. PASS
.
The selection marker is on the current
setting.
Press
æ
or
ç
to select the de-
sired setting. The following settings are available:
Setting 1
(Sporty) Strong lat-
eral support and
fast air pressure
build-up in the air
chambers of the
backrest side bol-
sters
Setting 2
(Comfort) Less lat-
eral support and
slow air pressure
build-up in the air
chambers of the
backrest side bol-
sters
Page 228 of 416
228 Controls in detailUseful featuresStorage compartment between rear
seats*
1Storage compartment lid
Opening
Push the lid toward the backrest.Storage compartment in rear shelf*
1Rear shelf compartment
Opening
Lift the lid using the handle in the front.Storage compartments under the front
seats
1Lid
2Buttons
Opening
Press buttons2 together and fold lid1
down.
Closing
Close lid1 until both buttons2 of lock
engage.