Page 4 of 400

ContentsSafety and Security........................... 55
Occupant safety................................... 56
Airbags ........................................... 57
Seat belts ....................................... 62
Children in the vehicle .................... 65
Blocking of rear door window
operation ........................................ 72
Panic alarm* ........................................ 73
Activating ....................................... 73
Deactivating ................................... 73
Driving safety systems ......................... 74
ABS ................................................ 74
BAS ................................................ 75
ESP ................................................. 76
Four wheel electronic traction
system (4MATIC) with the ESP ....... 79
Anti-theft systems................................ 80
Immobilizer..................................... 80
Anti-theft alarm system* ................ 80
Tow-away alarm* ........................... 81
Controls in detail............................... 83
Locking and unlocking ......................... 84
SmartKey ....................................... 84
Opening the doors from
the inside ....................................... 87
Opening the tailgate ....................... 87
Closing the tailgate ........................ 88
Automatic central locking .............. 88
Locking and unlocking from
the inside ....................................... 89
Seats ................................................... 90
Easy-entry/exit feature* ................ 90
Removing and installing front seat
head restraints ............................... 91
Rear seat head restraints ............... 92
Multicontour seat* ......................... 95
Heated seats* ................................ 95
Memory function* ............................... 97
Storing positions into memory ....... 98
Recalling positions from memory ... 98
Storing exterior rear view mirror
parking position ............................. 99Lighting ............................................. 100
Exterior lamp switch .................... 100
Combination switch ..................... 103
Hazard warning flasher ................ 104
Interior lighting ............................ 105
Door entry lamps ......................... 106
Instrument cluster ............................. 107
Instrument cluster illumination .... 107
Coolant temperature display........ 108
Trip odometer .............................. 109
Tachometer .................................. 109
Outside temperature indicator ..... 109
Control system .................................. 111
Multifunction display.................... 111
Multifunction steering wheel........ 112
Menus .......................................... 114
Standard display menu ................ 116
AUDIO menu ................................ 116
NAVI* menu ................................. 119
Malfunction memory menu .......... 120
Settings menu .............................. 121
Trip computer menu..................... 134
TEL menu* ................................... 136
Page 27 of 400
27 At a glance
Overhead control panel
Overhead control panel
Item
Page
1
Rear interior lighting
on/off
105
2
Sliding/pop-up roof*
199
3
Right reading lamp on/off
105
4
Interior lighting control
105
5
Hands-free microphone for
Tele Aid* (emergency call
system), telephone* and
voice control system*
(see separate operating
instructions)
136,
189,
222
6
Interior rear view mirror
38,
146
7
Garage door opener
230
8
Left reading lamp on/off
105
9
Tele Aid* (emergency call
system) button
222
Page 105 of 400

105 Controls in detail
Lighting
Interior lighting
The controls are located in the overhead
control panel.
1Rear interior lights
2Right front reading lamp
3Rocker switch for automatic control
system
4Left front reading lampActivating automatic control
Press rocker switch3 to center
position.
Interior lamps are switched on in
darkness, even when you:
unlock the vehicle
open a door
remove the SmartKey from the
starter switch
open the tailgate
The interior lamps are switched off after a
preset time (
page 130).Deactivating automatic control
Press the= symbol on rocker
switch3.
The interior lighting remains switched
off, even when you:
unlock the vehicle
open a door
remove the SmartKey from the
starter switch
open the tailgate
Manual control
Switching all front interior lights on and
off
Press theW symbol on rocker
switch3.
The front interior lights come on.
Press rocker switch3 to center
position to activate the automatic
control.
iIf the door remains open, the interior
lamps switch off automatically after
approximately five minutes, when the
SmartKey is removed or in starter
switch position0.
An interior lamp switched on manually
does not go out automatically.
Page 106 of 400

106 Controls in detailLightingSwitching rear interior lights on and off
Press buttonV.
The lights in the rear passenger
compartment come on.
Press buttonV again.
The lights in the rear passenger
compartment go out.Switching right front reading lamp on
and off
Press right buttonX.
The right reading lamp comes on.
Press right buttonX again.
The right reading lamp goes out.
Switching left front reading lamp on and
off
Press left buttonX.
The left reading lamp comes on.
Press left buttonX again.
The left reading lamp goes out.
Door entry lamps
The appropriate door entry lamp switches
on if a door is opened in darkness and if
the interior lighting is switched to auto-
matic function.
The entry lamp switches off automatically
when the door is closed.
iThe setting selected for the interior
lighting is used for the cargo compart-
ment lighting as well.
If you leave the tailgate open for an
extended period of time, the cargo
compartment lighting will switch off
automatically after approximately ten
minutes
iIf you turn the SmartKey in the starter
switch to position0 and switch off the
exterior headlamps, the door entry
lamps will remain lit for approximately
five minutes.
Page 123 of 400
123 Controls in detail
Control system
The 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
LIGHTING
VEHICLE
CONVENIENCE
Set time (hours)
Set daytime running lamp mode
(USA only)
Set station selection mode
(radio)
Activate easy-entry/exit feature
Set time (minutes)
Set locator lighting
Set automatic locking
Set key-dependency
Select time display mode
Exterior lamps delayed shut-off
Set parking position for exterior
rear view mirror
Select temperature display
mode
Interior lighting delayed shut-off
Select speedometer display
modeSelect languageSelect display (speed display or
outside temperature)
Page 127 of 400

127 Controls in detail
Control system
Selecting display (speed display or
outside temperature)
Move the selection marker with
theæ orç button to the INSTRUMENT CLUSTER
submenu.
Press buttonj ork repeatedly
until you see this message in the
display:
SELECT DISPLAY
.
The selection marker is on the current
setting.
Pressæ orç to select the
display permanently shown in the
multifunction display.Lighting submenu
Access the
LIGHTING
submenu via the
SETTINGS
menu. Use the
LIGHTING
submenu to change the lamp and lighting
settings on your vehicle. The following
functions are available:Setting daytime running lamp mode
(USA only)
Move the selection marker with
theæ orç button to the LIGHTING
submenu.
Press buttonj ork repeatedly
until you see this message in the
display:
LIGHT CIRCUIT HEADLIGHT
MODE
.
The selection marker is on the current
setting.
Pressæ orç to select manual
or daytime running lamp (constant)
mode. This function is not available in
countries where daytime running
lamps are mandatory.
Function
Page
Set daytime running lamp mode
(USA only)
127
Set locator lighting
128
Exterior lamps delayed shut-off
129
Interior lighting delayed shut-off
130
Page 130 of 400
130 Controls in detailControl systemYou can temporarily deactivate the
delayed shut-off feature:
Before leaving the vehicle turn the
SmartKey in the starter switch to
position0.
Then turn it to position2 and back
to0.
The delayed shut-off feature is
deactivated. It will reactivate as soon
as you reinsert the SmartKey in the
starter switch.Interior lighting delayed shut-off
Use this function to set whether and for
how long you would like the interior
lighting to remain lit during darkness after
the SmartKey is removed from the starter
switch.
Move the selection marker with
theæ orç button to the LIGHTING
submenu.
Press buttonj ork repeatedly
until you see this message in the
display:
INT. LIGHTING DELAYED
SHUT-OFF.The selection marker is on the current
setting.
Pressæ orç to select the
desired lamp-on time period.
You can select:
0 s
, the delayed shut-off feature is
deactivated
5 s,
10 s
, 15 s
or
20 s
, the delayed
shut-off feature is activated
Page 146 of 400

146 Controls in detailGood visibilityRear view mirrors
More information for setting the rear view
mirrors can be found in the “Getting
started” section (
page 38).
Interior rear view mirror, antiglare
position
1Lever
Tilt the mirror to the antiglare night
position by moving lever1 towards
the windshield.Automatic antiglare rear view mirrors*
The reflection brightness of the exterior
rear view mirror on the driver’s side and
the interior rear view mirror will respond
automatically to glare when
the ignition is switched on
and
incoming light from headlamps falls on
the sensor in the interior rear view
mirror.The rear view mirror will not react if
reverse gear is engaged
the interior lighting is turned onWarning!
G
The automatic antiglare function does not
react if incoming light is not aimed directly
at sensors in the interior rear view mirror.
The interior rear view mirror and the exterior
rear view mirror on the driver’s side do not
react, for example, when transporting cargo
which covers the rear window.
Glare can endanger you and others.