Page 122 of 506
120 Controls in detailLocking and unlockingUnlocking
Press lower half2 of the central lock-
ing switch.
The vehicle unlocks.iYou can open a locked door from the
inside. Open door only when conditions
are safe to do so.
If the vehicle was previously centrally
locked using the SmartKey, it will not
unlock using the central locking switch.
If the vehicle was previously locked
with the central locking switch
while in the selective remote con-
trol mode, only the front door
opened from the inside is unlocked.
while in the global remote control
mode, the vehicle is unlocked com-
pletely when a front door is opened
from the inside.
Page 123 of 506

121 Controls in detailSeats
Seats
For more information on seat adjustment,
see the “Getting started” section
(page 38).
Easy-entry/exit feature
This feature allows for easier entry into and
exit from the vehicle.
The easy-entry/exit feature can be activat-
ed or deactivated in the
Convenience
sub-
menu of the control system (
page 167).When exiting the vehicle, with the
easy-entry/exit feature activated and de-
pending on your selection, the steering
wheel tilts upwards and/or the driver’s
seat moves a few inches to the rear when
you:
remove the SmartKey from the starter
switch,
or
open the driver’s door with the
SmartKey in starter switch position 0
or 1 or the KEYLESS-GO* start/stop
button (
page 35) in position 1.
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-en-
try/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 one of the memory position but-
tons (
page 131).
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.
Page 126 of 506
124 Controls in detailSeatsRear seat head restraints
Folding head restraints back with
switch in the center console
The rear seat head restraints can be folded
backward for increased visibility.
1Head restraint release switch
Switch on the ignition (
page 33).
Press the symbol-side on rocker
switch1to release the head re-
straints.
The head restraints will fold backward.Placing head restraints upright
Pull the head restraint forward until it
locks into position.
!The rear seat head restraints cannot be
adjusted.
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.
!Make sure the head restraints engage
when placing them upright. Otherwise
their protective function cannot be as-
sured.
Page 141 of 506

139 Controls in detail
Lighting
Interior lighting in the front
1Left front reading lamp on/off
2Rear interior lighting on/off
3Automatic control on/off
4Front interior lighting on/off
5Right front reading lamp on/off
6Ambient lighting
7Interior lighting
8Front reading lampThe controls are located in the overhead
control panel.
Automatic control
Activating
Press automatic control switch3.
The Interior lighting switches on in
darkness, when you:
unlock the vehicle
remove the SmartKey from the
starter switch
open a door
open the trunk
The interior lighting switches off automati-
cally following an adjustable time delay.For more information, see “Setting interior
lighting delayed shut-off” (
page 165).
Deactivating
Press automatic control switch3
again.
The interior lighting remains switched
off in darkness, even when you:
unlock the vehicle
remove the SmartKey from the
starter switch
open a door
open the trunk
iLeaving an interior light switch in the
ON position for extended periods of
time with the engine turned off could
result in a discharged battery.
iIf the door remains open, the interior
lamps switch off automatically after ap-
proximately five minutes.
Page 144 of 506

142 Controls in detailInstrument clusterA full view illustration of the instrument
cluster can be found in the “At a glance”
section of this manual (
page 24).
The instrument cluster is activated when
you
open a door
turn on the ignition
press the reset button (
page 24)
switch on the exterior lamps
You can change the instrument cluster set-
tings in the instrument cluster submenu of
the control system (
page 157).
Instrument cluster illumination
Use the reset button (
page 24) to adjust
the illumination brightness for the instru-
ment cluster.
To brighten illumination
Turn the reset button in the instrument
cluster clockwise (
page 24).
The instrument cluster illumination will
brighten.To dim illumination
Turn the reset button in the instrument
cluster counterclockwise (
page 24).
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 158 of 506

156 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
TIME/DATE
LIGHTING
VEHICLE
CONVENIENCE
DYNAMIC SEAT*
Select temperature dis-
play mode
Synchronizing the
time
Set daytime running
lamp mode
(USA only)
Set automatic lock-
ing
Activate easy-en-
try/exit feature
Set level for dynam-
ic seat, driver
Select speedometer dis-
play mode
Set time (hours)
Set locator lighting
Limiting opening
height of trunk lid*
Set SmartKey-
dependency
Set level for dynam-
ic seat, passenger
Select language
Set time (minutes)
Ambient lighting
Set parking position
for exterior rear
view mirror
Select display (speed dis-
play or outside tempera-
ture) for status line
Set date (month)
Exterior lamps de-
layed shut-off
Select display (speed dis-
play or outside tempera-
ture) for basic display
Set date (day)
Interior lighting de-
layed shut-off
Tire pressure unit dis-
play*
Set date (year)
Page 162 of 506

160 Controls in detailControl systemSynchronizing the time
This function can only be seen on vehicles
with COMAND and navigation module*.
Move the selection marker with
theæ orç button to the Time/Date
submenu.
Press buttonj ork repeatedly
until you see this message in the dis-
play:
Time sync. with head unit
.
The selection marker is on the current
setting.
Press buttonæ orç to select
the desired setting.Set time (hours)
This function can only be seen when time
synchronization is switched off.
Move the selection marker with
theæ orç button to the Time/Date
submenu.
Press buttonj ork repeatedly
until you see this message in the dis-
play:
Clock, hours
.
The selection marker is on the hour set-
ting.
Press buttonæ orç to set the
hour.
Confirm by pressing reset button.Set time (minutes)
This function can only be seen when time
synchronization is switched off.
Move the selection marker with
theæ orç button to the Time/Date
submenu.
Press buttonj ork repeatedly
until you see this message in the dis-
play:
Clock, minutes
.
The selection marker is on the minute
setting.
Press buttonæ orç to set the
minutes.
Confirm by pressing reset button.
Page 165 of 506

163 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 or KEYLESS-GO* 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 sec-
onds.
Move the selection marker with
buttonæ orç to the
Lighting
submenu.
Press buttonj ork repeatedly
until you see
Function Surround
lighting
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.
The locator lighting feature is activat-
ed.
iFor safety reasons, resetting the Lighting
submenu to factory settings
while driving (
page 154) will not de-
activate the daytime running lamp
mode.
The following message appears in the
multifunction display:
Lighting - Can-
not be completely reset to factory
settings while driving.