Page 103 of 426
101 Controls in detailSeats
Folding head restraints back
The rear seat head restraints can be folded
backward for increased visibility.
1Release button
Push release button1.
The head restraints will fold backward.Placing head restraints upright
Pull the head restraint forward until it
locks into position.
iAdjust the head restraint in such a way
that it is as close to the head as
possible.Warning!
G
For your protection, drive only with properly
positioned head restraints.
Adjust head restraint so that the center of
the head restraint supports the back of the
head at eye level. This will reduce the poten-
tial for injury to the head and neck in the
event of an accident or similar situation.
Do not drive the vehicle without the seat
head restraints. Head restraints are
intended to help reduce injuries during an
accident.
Warning!
G
Make sure the head restraints engage when
placing them upright. Otherwise their
protective function cannot be assured.
Page 116 of 426

114 Controls in detailLightingInterior 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, see “Setting interior lighting
delayed shut-off” (
page 143).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 118 of 426
116 Controls in detailInstrument clusterFor a full view illustration of the instrument
cluster, see “At a glance” (
page 24).
1Reset button
The instrument cluster is activated when
you
open a door
switch on ignition
press reset button1
switch on the exterior lamps
You can change the instrument cluster
settings in the Instrument cluster submenu
of the control system (
page 133).
Instrument cluster illumination
Use reset button1 to adjust the
illumination brightness for the instrument
cluster.To brighten illumination
Turn reset button1 clockwise.
The instrument cluster illumination will
brighten.
To dim illumination
Turn reset button1 counterclock-
wise.
The instrument cluster illumination will
dim.
iThe instrument cluster illumination is
dimmed or brightened automatically to
suit ambient light conditions.
The instrument cluster illumination will
also be adjusted automatically when
you switch on the vehicle’s exterior
lamps.
Page 121 of 426

119 Controls in detail
Control system
Control system
The control system is activated as soon as
the SmartKey in the starter switch is
turned to position1. The control system
enables you to
call up information about your vehicle
change vehicle settings
For example, you can use the control
system to find out when your vehicle is
next due for service, to set the language
for messages in the instrument cluster
display, and much more.
The control system relays information to
the multifunction display.
Multifunction display
1Trip odometer
2Main odometer
3Current program mode
4Current gear selector lever
position/gear range
5Digital clock
6Status indicator (outside tempera-
ture/digital speedometer)
iThe displays for the audio systems
(radio, CD player) will appear in English,
regardless of the language selected.
Warning!
G
A driver’s attention to the road and traffic
conditions must always be his/her primary
focus when driving.
For your safety and the safety of others,
selecting features through the multifunction
steering wheel should only be done by the
driver when traffic and road conditions
permit it to be done safely.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your vehicle is
covering a distance of 44 feet
(approximately 14 m) every second.
Page 134 of 426

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)
Page 139 of 426

137 Controls in detail
Control system
Selecting time display mode
Move the selection marker with
buttonæ orç to the
Time/Date
submenu.
Press buttonj ork repeatedly
until the message
Clock display
appears in the multifunction display.
The selection marker is on the current
setting.
Press buttonæ orç to set
the
12h
or
24h
time display mode.Selecting automatic time change
(Daylight Saving Time (DST)
summer/Standard time winter)
Move the selection marker with
buttonæ orç to the
Time/Date
submenu.
Press buttonj ork repeatedly
until the message
Change-over
Summer / Winter time
appears in the
multifunction display.
The selection marker is on the current
setting.
Press buttonæ orç to select if
the changeover between summer and
winter time should be automatic or
manual.
Setting the date (month)
This function can only be seen with audio
system.
Move the selection marker with
buttonæ orç to the
Time/Date
submenu.
Press buttonj ork repeatedly
until the message
Date Set MM
appears
in the multifunction display.
iVehicles with COMAND*:
For information on setting the date,
refer to the separate COMAND
operating instructions.
Page 143 of 426

141 Controls in detail
Control system
Setting locator lighting
With the locator lighting feature activated
and the exterior lamp switch in
positionU, the following lamps will
switch on when the vehicle is unlocked
with the SmartKey during darkness:
Parking lamps
Tail lamps
License plate lamps
Side marker lamps
Front fog lamps
The locator lighting switches off when the
driver’s door is opened.
If you do not open a door after unlocking
with the SmartKey the lamps will switch off
automatically after approximately
40 seconds.
Move the selection marker with
buttonæ orç to the
Lighting
submenu.
Press buttonj ork repeatedly
until the message
Surround lighting
appears in the multifunction display.
The selection marker is on the current
setting.
Press buttonæ orç to switch
the locator lighting function
On.
Turn the exterior lamp switch to
positionU when exiting the vehicle
(page 108).
The locator lighting feature is
activated.Setting night security illumination
(Headlamps delayed shut-off)
Use this function to set whether and how
long you would like the exterior lamps to
illuminate during darkness after exiting the
vehicle and all doors closed.
With the delayed shut-off feature activated
and the exterior lamp switch in
positionU before the engine is turned
off, the following lamps will switch on after
you have removed the SmartKey from the
starter switch:
Parking lamps
Tail lamps
License plate lamps
Side marker lamps
Front fog lamps
If you do not open a door after removing
the SmartKey from the starter switch, the
lamps will switch off automatically after
approximately 60 seconds.
Page 145 of 426

143 Controls in detail
Control system
Setting interior lighting delayed shut-off
Use this function to set whether and how
long you would like the interior lighting to
remain lit during darkness after you have
removed the SmartKey from the starter
switch.
Move the selection marker with
buttonæ orç to the
Lighting
submenu.
Press buttonj ork repeatedly
until the message
Int. light delay
off
appears in the multifunction
display.
The selection marker is on the current
setting.
Press buttonæ orç to select
the desired lamp-on time period.
You can select:
0 sec.
, the delayed shut-off feature
is deactivated.
5 sec.
10 sec.
, 15 sec.
or
20 sec.
, the interior lighting de-
layed shut-off feature is activated
with the desired lamp-on period.
Vehicle submenu
Access the
Vehicle
submenu via the
Settings
menu. Use the
Vehicle
submenu
to make general vehicle settings.
The following function is available:Setting automatic locking
Use this function to activate or deactivate
the automatic central locking. With the
automatic central locking system
activated, the vehicle is centrally locked at
vehicle speeds of approximately 9 mph
(15 km/h).
Move the selection marker with
buttonæ orç to the
Vehicle
submenu.
Press buttonj ork repeatedly
until the message
Automatic door lk.
appears in the multifunction display.
Function
Page
Setting automatic locking
143