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
38 Getting startedAdjustingSeat adjustment
The seat adjustment switches are located
on the front doors.
1Head restraint height
2Seat height
3Seat cushion tilt
4Seat cushion depth
5Seat fore and aft adjustment
6Seat backrest tilt
Switch on ignition (
page 34).
or
Open the respective door.
Seat fore and aft adjustment
Press the switch forward or backward
in the direction of arrow5.
Adjust seat to a comfortable seating
position 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.Seat cushion tilt
Press the switch up or down in the di-
rection of arrow3until your upper
legs are lightly supported.
Seat cushion depth
Press the switch forward or backward
in the direction of arrow4 until your
legs are supported comfortably.
Seat backrest tilt
Press the switch forward or backward
in the direction of arrow6 until your
arms are slightly angled when holding
the steering wheel.
Seat height
Press the switch up or down in the di-
rection of arrow2.
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, make sure
there are no items in the footwell or be-
hind the seats. Otherwise you could
damage the seats.
The memory function (
page 128) lets
you store the setting for the seat posi-
tion together with the settings for the
steering wheel and the exterior rear
view mirrors.
128 Controls in detailMemory function
You can store up to three different settings
per SmartKey or SmartKey with
KEYLESS-GO*.
The following settings are saved for each
stored position the driver's door:
Driver’s seat and backrest position
Settings for the multicontour seat*
Steering wheel position
Exterior rear view mirror position
Automatic climate control
These key-dependent memory settings
can be deactivated if desired. For informa-
tion on key-dependent memory settings,
see “Setting key-dependency”
(
page 169).The following settings are not key-depen-
dent. They are stored when using the but-
tons on the front passenger door:
Front passenger seat, backrest and
head restraint position, and settings for
multicontour seat*
!Prior to operating the vehicle, the driv-
er should check and adjust the seat
height, seat position fore and aft, and
seat backrest angle if necessary, to en-
sure adequate control, reach, and com-
fort. The head restraint should also be
adjusted for proper height. See also the
section on air bags (
page 61) for
proper seat positioning.
In addition, adjust the steering wheel to
ensure adequate control, reach, opera-
tion and comfort. Both the inside and
outside rear view mirrors should be ad-
justed for adequate rear vision.
Fasten seat belts. Infants and small
children should be seated in a properly
secured restraint system that complies
with U.S. Federal Motor Vehicle Safety
Standards 213 and 225 and Canadian
Motor Vehicle Safety Standards 213
and 210.2.
Warning!
G
Do not activate the memory function while
driving. Activating the memory function
while driving could cause the driver to lose
control of the vehicle.
129 Controls in detail
Memory function
The memory button and stored position
switch are located on the door.
1 Memory position buttons
2Memory button
Switch on ignition (
page 34).
or
Open the respective door and insert
the SmartKey in the starter switch.
Storing positions into memory
Adjust the seats, steering wheel and
exterior rear view mirrors to the de-
sired position (
page 37).
Press memory button2.
Release memory button2 and push
one of the position buttons1 within
three seconds.
All the settings are stored with the se-
lected position.
Recalling positions from memory
Press and hold one of the position
buttons1 until the seat, steering
wheel and exterior rear view mirrors
have fully moved to the stored posi-
tions.iReleasing the button immediately
stops movement to the stored posi-
tions.Warning!
G
Do not operate the power seats using the
memory button if the seat backrest is in an
excessively reclined position. Doing so
could cause damage to front or rear seats.
First move seat backrest to an upright posi-
tion.
130 Controls in detailMemory functionStoring exterior rear view mirror park-ing position
For easier parking, you can adjust the pas-
senger-side exterior rear view mirror so
that you can see the right rear wheel as
soon as you engage reverse gearR.
For information on activating the parking
position, see “Setting parking position for
exterior rear view mirror” (
page 171).
1Passenger-side exterior rear view mir-
ror button
2Adjustment button
MMemory button
Stop the vehicle.
Switch on ignition (
page 34).
Press button1.
The passenger-side exterior rear view
mirror is selected.
Adjust the passenger-side exterior rear
view mirror with button2 so that you
see the rear wheel and the road curb.
Press memory button M.
Within three seconds, press bottom of
adjustment button2 on ƒ.
The parking position is stored if the
mirror does not move.
iYou can store a parking position for the
passenger-side exterior rear view mir-
ror for each SmartKey or SmartKey
with KEYLESS-GO*.
iIf the mirror does move, repeat the
above steps. After the setting is stored,
you can move the mirror again.
162 Controls in detailControl systemThe table below shows what settings can
be changed within the various menus. De-
tailed instructions on making individual
settings can be found on the following pag-
es.INSTRUMENT CLUSTER
LIGHTING
VEHICLE
CONVENIENCE
Select temperature display
mode
Set daytime running lamp mode
(USA only)
Set automatic locking
Set key-dependency
Select multifunction display
mode
Set locator lighting
Limiting opening height of trunk
lid*
Activate easy-entry/exit feature
Select language
Exterior lamps delayed shut-off
Set parking position for exterior
rear view mirror
Select tire inflation pressure
unit
Interior lighting delayed shut-off
Set fold-in function for exterior
rear view mirrorsAdjusting the drive-dynamic
seat
169 Controls in detail
Control system
Limiting opening height of trunk lid*
This function is available in vehicles with
the trunk lid opening/closing system*.
Use this function to activate or deactivate
the limiting opening height of trunk lid.
Move the selection marker with
theæ orç button to
VEHICLE
submenu.
Press buttonj ork repeatedly
until you see this message in the multi-
function display:OPENING LIMITER
TRUNK LIDThe selection marker is on the current
setting.
Press buttonæ orç to switch
the opening limiter for trunk lid
ON
or
OFF
.Convenience submenu
Access the
CONVENIENCE
submenu via the
SETTINGS
menu. Use the
CONVENIENCE
sub-
menu to change the settings for a number
of convenience features. The following
functions are available:Setting key-dependency
Use this function to set whether the mem-
ory settings for the seats, the steering
wheel, the mirrors, and the automatic cli-
mate control should be stored separately
for each SmartKey (
page 128).
Move the selection marker with
theæ orç button to
the
CONVENIENCE
submenu.
Press buttonj ork repeatedly
until you see this message in the multi-
function display:
SETTINGS KEY-DEPEN-
DENT
.
The selection marker is on the current
setting.
Pressæ orç to set key-depen-
dency to
ON or
OFF
.
Function
Page
Setting key-dependency
169
Activating easy-entry/exit fea-
ture
169
Setting parking position for exte-
rior rear view mirror
171
Setting fold-in function for exteri-
or rear view mirrors
171
Adjusting the drive-dynamic seat
172
171 Controls in detail
Control system
Setting parking position for exterior rear
view mirror
Use the
MIRROR SETTING WHEN PARKING
function to select whether the passen-
ger-side exterior rear view mirror should be
turned downward during parking maneu-
vers when reverse gearR is engaged. For
additional information, see “Activating ex-
terior rear view mirror parking position”
(
page 187).
Move the selection marker to the CONVENIENCE
submenu using theæ
orç button.
Press buttonj ork repeatedly
until you see this message in the multi-
function display:
MIRROR SETTIMG WHEN
PARKING
.The selection marker is on the current
setting.
Pressæ orç to switch function ON or
OFF
.
Setting fold-in function for exterior rear
view mirrors
Using this function, you can set the exteri-
or rear view mirrors to be automatically
folded in when you lock your vehicle
(
page 188).
Move the selection marker to the CONVENIENCE
submenu with the æ
or ç button.
Press buttonj or k repeatedly
until the message
FOLD IN MIRRORS
WHEN LOCKING
appears in the multifunc-
tion display.
The selection marker is on the current
setting.
Press buttonæ or ç to switch
the automatic fold-in setting for the
mirrors
ON or
OFF
when the vehicle is
locked.