Page 128 of 506

127 Controls in detail
Lighting
Driving forward
Switching on cornering fog lamps
Depending on whether you are turning
left or right, switch on the left or right
turn signal (
page 51).
The respective front fog lamp comes on
and illuminates the road into which you
are turning.
Switching off cornering fog lamps
The combination switch for the turn signal
resets automatically after major steering
wheel movements. This will switch off thecornering fog lamps if they where
activated by switching on the left or right
turn signal.
If the turn signal should stay on after mak-
ing the turn, the turn signal and cornering
fog lamps can be switched off by returning
the combination switch to its original
position.
Driving rearward
Switching on cornering fog lamps
Place the gear selector lever in
positionR.
The inverse front fog lamp comes on
automatically depending on the steer-
ing direction and steering angle.
Switching on cornering fog lamps
Place the gear selector lever out of
positionR.
The respective front fog lamp goes out.
Hazard warning flasher
The hazard warning flasher can be
switched on at all times, even with the
SmartKey or the SmartKey with
KELESS-GO* removed from the starter
switch or with the SmartKey with
KEYLESS-GO* removed from the vehicle.
The hazard warning flasher switches on
automatically when an air bag deploys.
The hazard warning flasher switch is
located on the upper part of the center
console.
1Hazard warning flasher switch
iThe cornering fog lamps will come on
automatically depending on the
steering angle, even if you did not
switch on either turn signal.
If the cornering fog lamps came on
automatically, they will also go out au-
tomatically depending on the steering
angle.
Page 129 of 506

128 Controls in detailLightingSwitching on hazard warning flasher
Press hazard warning flasher
switch1.
All turn signals are flashing.
Switching off hazard warning flasher
Press hazard warning flasher switch1
again.
Interior lighting
The controls are located in the overhead
control panel.
1Left front reading lamp
2Rocker switch for automatic control
system
3Right front reading lampActivating automatic control
Press the rocker switch2 to the cen-
ter position.
Interior lamps are switched on in dark-
ness when you:
unlock the vehicle
open a door
remove the SmartKey from the
starter switch
The interior lamps are switched off after a
preset time, see “Setting interior lighting
delayed shut-off” (
page 154).
iWith the hazard warning flasher
activated and the combination switch
set for either left or right turn, only the
respective turn signals will operate
when the ignition is switched on.iIf the hazard warning flasher has been
activated automatically, press hazard
warning flasher switch1 once to
switch it off.
iIf the door remains open, the interior
lamps switch off automatically after
approximately five minutes when the
SmartKey is removed or in starter
switch position 0.
An interior lamp switched on manually
does not go out automatically.
Page 130 of 506

129 Controls in detail
Lighting
Deactivating automatic control
Press the = symbol on rocker
switch2.
The interior lighting remains switched
off in darkness, even when you:
unlock the vehicle
open a door
remove the SmartKey from the
starter switch
Manual control
Switching all front interior lights on and
off
Press the W symbol on rocker
switch2.
The front interior lights come on.
Press rocker switch2 to center
position to activate the automatic
control.Switching right front reading lamp on
and off
Press right button X.
The right reading lamp comes on.
Press right button X again.
The right reading lamp goes out.
Switching left front reading lamp on and
off
Press left button X.
The left reading lamp comes on.
Press left button X 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 automat-
ic function.
The entry lamp switches off automatically
when the door is closed.Trunk lamp
The trunk lamp switches on if the trunk lid
is opened.
If you leave the trunk open for an extended
period of time, the trunk lamp 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 131 of 506
130 Controls in detailInstrument clusterFor a full view illustration of the instrument
cluster, see “Instrument cluster”
(page 24).
1Reset button
The instrument cluster is activated when
you
open a door
switch on the ignition (
page 36)
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 145).
Instrument cluster illumination
Use the 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 138 of 506
137 Controls in detail
Control system
Menus, submenus and functions
Menu1
Menu2
Menu3
Menu4
Menu5
Menu6
Menu7
Commands/submenusStandard dis-
play
AUDIO
NAV*
Vehicle status
message memory
Settings
Trip computer
Telephone
(page 138)
(page 139)
(page 141)
(page 141)
(page 142)
(page 158)
(page 160)
Digital speed-
ometer
Select radio
station
Activate route
guidance
Call up vehicle
malfunction, warning
and system status
messages stored in
memory
Reset to factory
settings
Fuel consumption
statistics after
start
Load phone
book
Call up mainte-
nance service
display
Select satellite
radio station*
(USA only)
Instrument clus-
ter submenu
Fuel consumption
statistics since the
last reset
Search for name
in phone book
Check engine
oil level
Operate CD
player
Time/Date sub-
menu
Call up range
Lighting
submenuVehicle submenuConvenience
submenu
Page 144 of 506

143 Controls in detail
Control system
Submenus in the Settings menu
Press buttonk orj.
The collection of the submenus
appears in the multifunction display.
Press buttonç.
The selection marker moves to the next
submenu.
The submenus are arranged by hierarchy.
Scroll down with buttonç, scroll up
with buttonæ.
Move within the submenus with
buttonk orj to the individual
functions.
The settings themselves are made with
buttonæ orç.Resetting the functions of a submenu
For each submenu you can reset all the
functions to the factory settings.
Move to a function in the submenu.
Press the reset button (
page 130) in
the instrument cluster for approxi-
mately three seconds.
The request to press the reset button
once more to confirm appears in the
multifunction display.
Press the reset button once more.
All functions of the submenu will reset
to factory settings.
iThe settings you have changed will not
be reset unless you confirm the action
by pressing the reset button a second
time. After approximately five seconds,
the
Settings...
menu reappears in
the multifunction display.
For safety reasons, the following
functions are not reset while driving:
the
Lamp circuit headlamp
func-
tion in the
Lighting
submenu
the
Key-dependent
function in the
Convenience
submenu
iThe settings you have changed will not
be reset unless you confirm the action
by pressing the reset button a second
time. After approximately five seconds,
the
Settings
menu reappears in the
multifunction display.
Page 145 of 506
144 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
Setting time (hours)
Setting daytime running
lamp mode (USA only)
Setting automatic lock-
ing
Activate easy-entry/exit
feature
Selecting speedometer
display mode
Setting time (minutes)
Setting locator lighting
Setting key-dependency
Selecting language
Setting the date (month)
Exterior lamps delayed
shut-off
Setting parking position for
exterior rear view mirror
Selecting display (speed
display or outside
temperature) for the
status line
Setting the date (day)
Interior lighting delayed
shut-off
Selecting display (speed
display or outside tem-
perature) for standard
display
Setting the date (year)
Page 152 of 506
151 Controls in detail
Control system
Setting the date (year)
This function can only be seen in vehicles
with audio system.
Move the selection marker with
buttonæ orç to the
Time/Date
submenu.
Press buttonj ork repeatedly
until the message
Set date year
appears in the multifunction display.
The selection marker is on the year
setting.
Press buttonæ orç to set the
year.Lighting submenu
Access the
Lighting
submenu via the
Set-
tings
menu. Use the
Lighting
submenu
to change the lamp and lighting settings on
your vehicle.
The following functions are available:
iVehicles with COMAND*:
For information on setting the date in
COMAND, refer to the separate
COMAND operating instructions.
Function
Page
Setting daytime running lamp
mode (USA only)
152
Setting locator lighting
153
Exterior lamps delayed
switch-off
153
Interior lighting delayed
switch-off
154