ContentsSafety and Security........................... 59
Occupant safety................................... 60
Air bags .......................................... 61
Seat belts ....................................... 66
Children in the vehicle .................... 69
Blocking of rear door window
operation ........................................ 77
Panic alarm* ........................................ 78
Activating ....................................... 78
Deactivating ................................... 78
Driving safety systems ......................... 79
ABS ................................................ 79
BAS ................................................ 80
ESP ................................................. 81
Four wheel electronic traction
system (4MATIC) with the ESP ....... 84
Anti-theft systems................................ 85
Immobilizer..................................... 85
Anti-theft alarm system* ................ 85
Tow-away alarm* ........................... 87
Controls in detail............................... 89
Locking and unlocking ......................... 90
SmartKey ....................................... 90
Opening the doors from
the inside ....................................... 93
Opening the tailgate ....................... 94
Closing the tailgate ........................ 94
Automatic central locking .............. 95
Locking and unlocking from
the inside ....................................... 96
Seats ................................................... 97
Easy-entry/exit feature* ................ 97
Removing and installing front
seat head restraints ....................... 99
Rear seat head restraints ............. 100
Multicontour seats* ..................... 103
Seat heating* ............................... 104
Memory function* ............................. 105
Storing positions into memory ..... 106
Recalling positions from memory . 106
Storing exterior rear view mirror
parking position ........................... 107Lighting ............................................. 108
Exterior lamp switch .................... 108
Combination switch ..................... 112
Hazard warning flasher ................ 113
Interior lighting ............................ 114
Door entry lamps ......................... 115
Instrument cluster ............................. 116
Instrument cluster illumination .... 116
Coolant temperature gauge ......... 117
Trip odometer .............................. 117
Tachometer .................................. 118
Outside temperature indicator ..... 118
Control system .................................. 119
Multifunction display.................... 119
Multifunction steering wheel........ 120
Menus .......................................... 122
Standard display menu ................ 124
AUDIO menu ................................ 125
NAV* menu .................................. 128
Vehicle status message memory
menu............................................ 128
Settings menu .............................. 130
Trip computer menu..................... 146
TEL menu* ................................... 148
38 Getting startedAdjustingPower seat* adjustment
The seat adjustment switches are located
in each front door.
1Head restraint height
2Seat height
3Seat cushion tilt
4Seat fore and aft adjustment
5Seat backrest tilt
Switch on ignition (
page 33).
or
Open the respective door.Seat fore and aft adjustment
Press switch forward or backward in
direction of arrow4.
Adjust seat to a comfortable seating
position that still allows you to reach the
accelerator/brake pedal safely. The posi-
tion should be as far rearward as possible,
consistent with ability to properly operate
controls.Seat cushion tilt
Press switch up or down in direction of
arrow3 until your upper legs are
lightly supported.
Seat backrest tilt
Press switch forward or backward in
direction of arrow5 until your arms
are slightly angled when holding the
steering wheel.
Seat height
Press switch up or down in direction of
arrow2.
Head restraint height
Press switch up or down in direction of
arrow1.
!When moving the seat, make sure that
there are no items in the footwell or
behind the seat. Otherwise you could
damage the seat.iThe memory function* (
page 105)
lets you store the setting for the seat
position together with the settings for
the steering wheel and exterior rear
view mirrors.
iAdjust the head restraint in such a way
that it is as close to the head as
possible.
105 Controls in detail
Memory function*
Memory function*
You can store up to three different settings
per SmartKey.
The following settings are stored when
using the buttons on the driver’s door:
Driver’s seat, backrest and head
restraint position
Steering wheel position
Exterior rear view mirror positions
These key-dependent memory settings
can be deactivated if desired. For informa-
tion on key-dependent memory settings,
see “Setting key-dependency”
(
page 145).The following settings are not
key-dependent. They are stored when
using the buttons on the front passenger
door:
Front passenger seat, backrest and
head restraint position
!Prior to operating the vehicle, the
driver should check and adjust the seat
height, seat position fore and aft, and
seat backrest angle if necessary, to
ensure adequate control, reach and
comfort. 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 interior and
exterior rear view mirrors should be
adjusted 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.
106 Controls in detailMemory function*The memory button and memory position
switch are located on the door.
1Memory button
2Memory position switch
Switch on ignition (
page 33).
or
Open the respective door.
Storing positions into memory
Adjust the seat, steering wheel and
exterior rear view mirrors to the
desired position (
page 35).
Turn memory position switch2 to the
selected memory position.
Press memory button1.
Release memory button1 and press
memory position switch2 within
three seconds.
All settings are stored to the selected
position.
Recalling positions from memory
Turn memory position switch2 to the
selected memory position.
Press and hold memory position
switch2 until the seat, steering wheel
and exterior rear view mirrors have
completely moved to the stored
positions.!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.iReleasing the memory position switch
stops movement to the stored
positions immediately.
107 Controls in detail
Memory function*
Storing exterior rear view mirror parking position
For easier parking, you can adjust the
passenger-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 “Activating exterior rear view
mirror parking position*” (
page 163).
1Memory button
2Adjustment button
3Passenger side exterior rear view
mirror button
Stop the vehicle.
Switch on ignition (
page 33).
Press button3.
The passenger-side exterior rear view
mirror is selected.
Adjust the exterior rear view mirror
with button2 so that you see the rear
wheel and the road curb.
Press memory button1.
Within three seconds, press bottom of
adjustment button2.
The parking position is stored if the
mirror does not move.
iYou can store a parking position for the
passenger-side exterior rear view
mirror for each SmartKey.
iIf the mirror does move, repeat the
above steps. After the setting is stored
you can move the mirror again.
132 Controls in detailControl systemThe table below shows what settings can
be changed within the various menus. Detailed instructions on making individual
settings can be found on the following
pages.Instrument cluster
Time/Date
Lighting
Vehicle
Convenience
Selecting temperature
display mode
Time synchronization with head
unit*
Setting daytime running
lamp mode (USA only)
Setting automatic
locking
Activating
easy-entry/exit feature
Selecting speedometer
display mode
Setting the time (hours)
Setting locator lighting
Setting key-dependency
Selecting language
Setting the time (minutes)
Setting night security
illumination
Setting parking position
for exterior rear view
mirror
Selecting display (speed
display or outside
temperature) for status
indicator
Selecting time display mode
Setting interior lighting
delayed shut-off
Selecting automatic time
change (Daylight Saving Time
(DST) summer/Standard time
winter)Setting the date (month)Setting the date (day)Setting the date (year)
144 Controls in detailControl system
The selection marker is on the current
setting.
Press buttonæ orç to switch
the automatic central locking
On or
Off
.Convenience submenu
Access the
Convenience
submenu via the
Settings
menu. Use the
Convenience
submenu to change the settings for a
number of convenience features.
The following functions are available:Activating easy-entry/exit feature*
Use this function to activate and
deactivate the easy-entry/exit feature
(
page 97).
Function
Page
Activating
easy-entry/exit feature*
144
Setting key-dependency
145
Setting parking position* for
exterior rear view mirror
146
Warning!
G
You must make sure no one can become
trapped or injured by the moving steering
wheel and driver’s seat when the
easy-entry/exit feature is activated.
To cancel seat/steering wheel movement,
do one of the following:
Press seat adjustment switch*
(page 30).
Move steering column stalk*
(page 40).
Press memory position switch*
(page 106).
145 Controls in detail
Control system
Move the selection marker with
buttonæ orç to the Convenience
submenu.
Press buttonj ork repeatedly
until the message
Easy-entry feature
appears in the multifunction display.
The selection marker is on the current
setting.
Press buttonæ orç to change
the easy-entry/exit setting.
The following settings are available for
the easy-entry/exit feature:Setting key-dependency
Use this function to set whether the
memory settings for the seats, the steering
wheel and the mirrors should be stored
separately for each SmartKey
(
page 105).
Move the selection marker with
buttonæ orç to the Convenience
submenu.
Press buttonj ork repeatedly
until the message
Key dependency
appears in the multifunction display.
The selection marker is on the current
setting.
Do not leave children unattended in the ve-
hicle, or with access to an unlocked vehicle.
Children could open the driver’s door and
unintentionally activate the easy-entry/exit
feature, which could result in an accident
and/or serious personal injury.
Off
The easy-entry/exit
feature is
deactivated
Steer. Column
Only the steering
column is moved
St.col.+seat
Both the steering
column and the seat
are moved