Page 4 of 399

ContentsControls in detail............................... 85
Locking and unlocking ......................... 86
Keys ............................................... 86
SmartKey with KEYLESS-GO*......... 89
Opening the doors from the inside . 93
Opening the trunk from the inside.. 94
Opening the trunk .......................... 96
Closing the trunk ............................ 96
Trunk lid emergency release .......... 97
Separately locking the trunk .......... 98
Separately unlocking the trunk ...... 99
Automatic central locking .............. 99
Locking and unlocking from
the inside ..................................... 100
Seats.................................................. 102
Easy-entry/exit feature* .............. 102
Head restraints............................. 103
Multicontour seat* ....................... 104
Dynamic driving seat* .................. 105
Heated seats* .............................. 107
Seat ventilation* .......................... 108
Memory function................................ 109
Storing positions into memory ..... 110
Recalling positions from memory . 110
Storing parking position ............... 111Lighting.............................................. 112
Exterior lamp switch..................... 112
Combination switch ..................... 115
Hazard warning flasher ................ 115
Interior lighting............................. 116
Door entry lamps ......................... 117
Trunk lamp ................................... 117
Instrument cluster ............................. 118
Instrument cluster illumination .... 118
Coolant temperature display ........ 119
Trip odometer .............................. 119
Tachometer .................................. 120
Outside temperature indicator ..... 120
Control system .................................. 121
Multifunction display .................... 121
Multifunction steering wheel ........ 122
Menus .......................................... 124
Standard display menu ................ 126
AUDIO menu ................................ 126
NAVI* ........................................... 128
Distronic* menu........................... 128
Malfunction memory menu .......... 129
Settings menu .............................. 130
Trip computer menu ..................... 145
TEL menu* ................................... 147
Automatic transmission ..................... 151One-touch gearshifting ................ 152
Gear ranges ................................. 153
Gear selector lever position ......... 154
Program mode selector switch .... 155
Accelerator position ..................... 156
Emergency operation
(Limp home mode) ....................... 156
Good visibility .................................... 157
Rear view mirror .......................... 157
Headlamp cleaning system* ........ 158
Sun visors .................................... 158
Rear window sunshade* .............. 160
Roller sunblind* in the rear doors 161
Climate control .................................. 162
Setting the temperature............... 165
Adjusting air distribution .............. 166
Adjusting air volume .................... 166
Defrosting .................................... 167
Air recirculation mode.................. 167
Rear window defroster ................. 169
Deactivating the climate
control system ............................. 170
Air conditioner ............................. 170
Residual heat and ventilation* ..... 171
Automatic climate control* ............... 172
Setting the temperature............... 176
Page 25 of 399
25 At a glance
Center console
Center console
Upper part
Item
Page
1
Automatic climate control*
172
2
Audio system, see sepa-
rate operating instructions
3
Seat heater*, front passen-
ger side
107
4
Rear window sunshade*
160
5
Central locking switch
100
6
Opening/closing button
for storage tray or CD
changer*, see separate op-
erating instructions
227
7
Rear seat head restraints
switch, folding down
104
Item
Page
8
Electronic Stability Pro-
gram (ESP) control switch
76
9
Seat heater*, driver’s side
107
10
Hazard warning flasher
switch
115
11
PASSENGER AIRBAG OFF
warning lamp
67
Page 35 of 399

35 Getting started
Adjusting
Seat adjustment
The seat adjustment switches are located
in each door.
1Seat fore and aft adjustment
2Seat height
3Seat cushion tilt
4Backrest tilt
5Head restraint height
Turn the key in the starter switch to
position1or2.
or
Press the KEYLESS GO* start/stop
button once or twice.
or
Open the driver’s or passenger door.
Seat height
Press the switch up or down in the di-
rection of arrow2.
Seat fore and aft adjustment
Press the switch forward or backward
in the direction of arrow1.
Adjust to a comfortable seating posi-
tion that still allows you to reach the
accelerator / brake pedal safely. The
position should be as far to the rear as
possible, consistent with ability to
properly operate controls.
Infants and small children must be seated in
an appropriate infant or child restraint sys-
tem, which is properly secured with the ve-
hicle’s seat belt, fully in accordance with the
child seat manufacturer’s instructions.
A child’s risk of serious or fatal injuries is
significantly increased if the child restraints
are not properly secured in the vehicle and
the child is not properly secured in the child
restraint.
iWhen moving the seat, be sure that
there are no items in the footwell or be-
hind the seats. Otherwise you could
damage the seats.
Page 36 of 399

36 Getting startedAdjustingSeat 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 backward
in the direction of arrow4 until your
arms are slightly angled when holding
the steering wheel.
Front head restraint height
Press the switch up or down in the di-
rection of arrow 5.
Front head 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 102).
Rear seat head restraints
The rear seat head restraints can be folded
backward for increased visibility.
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.
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.!The rear seat head restraints cannot be
adjusted.
Page 37 of 399

37 Getting started
Adjusting
Folding rear head restraints back with
switch in the center console
1Head restraint release switch
Turn the electric key in starter switch
to position1 or 2.
Press the symbol-side on rocker
switch1 to release the head restraints.
The head restraints will fold backward.Placing rear head restraints upright
Pull the head restraint forward until it
locks into position.
Steering wheelWarning!
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, take the Smart-
Key with KEYLESS-GO* (if so equipped) with
you and lock your vehicle.
The electrical steering wheel adjustment
feature can also be operated with the driv-
er’s door open. Do not leave children unat-
tended in the vehicle, or with access to an
unlocked vehicle. Unsupervised use of vehi-
cle equipment may cause serious personal
injury.
Page 103 of 399

103 Controls in detailSeats
Head restraints
Information on head restraint adjustment
can be found in the "Getting started" sec-
tion (
page 36).Front seat head restraints
Removing front head restraints
Press switch1 upwards and hold until
the head restraint is fully extended.
Pull out head restraint.
Installing 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 36).Rear seat head restraints
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.iTilt the backrest to the rear for easier
removal and installation of the head re-
straints.
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.
Page 104 of 399
104 Controls in detailSeatsFolding rear head restraints back
Make sure the starter switch is in
position1 or2.
Push 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.
Multicontour seat*
The multicontour seat has a movable seat
cushion and inflatable air cushions built
into the backrest to provide additional lum-
bar and side support.
The seat cushion movement, backrest
cushion height and curvature can be con-
tinuously varied with regulators on the
right side of the seat after turning the
SmartKey in the starter switch to
position2.
Page 220 of 399
220 Controls in detailLoadingFolding the backrest forward
1Release handle
Pull release handle1.
The seat cushion automatically springs
upward slightly.1Seat cushion
2Seat backrest
Grip the back of seat cushion1 and
fold forward.
Push the rear seat head restraints all
the way in.
Pull the handle in the trunk.
The seat backrest is released and the
head restraints fold back.
Fold the seat backrest forward.