345 Controls in detail
Lighting
Fog lampsFront fog lamps
Switch on the low beam headlamps
(page 343).
Pull out exterior lamp switch to first
stop.
The front fog lamps are switched on.
The green indicator lamp‡ in the
lamp switch comes on (
page 342).
Push in the exterior lamp switch.
The front fog lamps are switched off.
The green indicator lamp‡ in the
lamp switch goes out (
page 342).
Rear fog lamp (driver’s side only)
Switch on the front fog lamps
(page 345).
Pull out exterior lamp switch to second
stop.
The rear fog lamp is switched on.
The yellow indicator lamp† in the
lamp switch comes on (
page 342).
Push in the exterior lamp switch to first
stop.
The rear fog lamp is switched off.
The green indicator lamp‡ in the
lamp switch goes out (
page 342).
The front fog lamps remain lit.
Warning!
G
In low ambient lighting or foggy conditions,
only switch from position * to B with
the vehicle at a standstill in a safe location.
Switching from * to B will briefly
switch off the headlamps. Doing so while
driving in low ambient lighting conditions
may result in an accident.i
Fog lamps will operate with the parking
lamps and/or the low beam headlamps on. Fog
lamps should only be used in conjunction with
low beam headlamps. Consult your State or
Province Motor Vehicle Regulations regarding
permissible lamp operation.
i
Fog lamps cannot be switched on with exte-
rior lamp switch in position *. For switching
on the fog lamps, turn exterior lamp switch to po-
sition B.
i
If so equipped, the front fog lamps will also
switch on.
346 Controls in detailLightingLocator lighting and night security illu-
mination
Locator lighting and night security illumi-
nation are described in the COMAND vehi-
cle section under “Setting locator lighting”
(page 221) and “Setting night security il-
lumination” (
page 220).
Headlamp cleaning system
1Headlamp washer button
Switch on the ignition (
page 315).
Press button1.
The headlamps are cleaned with a
high-pressure water jet.For information on filling up the washer
reservoir, see “Windshield washer system
and headlamp cleaning system”
(
page 498).
Combination switch
1High beam
2High beam flasher
Switching on high beams
Turn exterior lamp switch to
positionB or to*
(page 342).
Push the combination switch in the
direction1.
The high beam indicatorA on the
instrument cluster comes on.
i
The headlamps are automatically cleaned if,
at the same time,
the engine is running
the lights are switched on
the windshield wipers have wiped the wind-
shield with washer fluid 15 times
When you switch off the ignition or press
button1, the automatic function is reset and
will start counting the next time from the begin-
ning.
347 Controls in detail
Lighting
High beam flasher
Pull the combination switch briefly in
the direction2.
Corner-illuminating lamps
The corner-illuminating lamps improve illu-
mination of the area in the direction into
which you are turning.
Corner-illuminating lamps will operate
with:
the engine running
during darkness
the headlamps switched on
Switching on corner-illuminating lamps
Depending on whether you are turning
left or right, switch on the left or right
turn signal (
page 342).The respective corner-illuminating
lamp comes on and illuminates the
area in the direction into which you are
turning.Switching off the corner-illuminating
lamps
The combination switch for the turn signal
resets automatically after major steering
wheel movements. This will switch off the
corner-illuminating lamps if they were acti-
vated 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 corner-illu-
minating lamp can be switched off by
returning the combination switch to its
original position.
i
The corner-illuminating lamps function is not
available at a vehicle speed above 25 mph
(40 km/h).
i
The corner-illuminating lamps will come on
automatically up to a speed of approximately
25 mph (40 km/h) depending on the steering
angle, even if you did not switch on either turn
signal. If the corner-illuminating lamps came on
automatically, they will also go out automatically
depending on the steering angle.
i
If you have switched on the turn signal for
one side but turn the steering wheel in the other
direction, the corner-illuminating lamp lights up
on the side of the turn signal.
i
The corner-illuminating lamps temporarily
light up on both sides of the vehicle if you turn
the steering wheel in one direction and then in
the other direction shortly thereafter.
i
When you shift the automatic transmission
in reverse gearR, the inverse corner-illuminating
lamp comes on automatically depending on the
steering direction and steering angle.
The turn signal has no influence on the corner-il-
luminating lamp on the outside of the curve.
i
If you are driving faster than 25 mph
(40 km/h) when activating the turn signal indica-
tor, the corner-illuminating lamp function is
switched off.
i
The corner-illuminating lamp may remain lit
for a short time. The corner-illuminating lamp
lights up for no more than 20 seconds with the
vehicle standing still. It is then switched off even
if the turn signal is still switched on or you have
turned the steering wheel to full lock.
348 Controls in detailLightingHazard warning flasher
The hazard warning flasher can be
switched on at all times, even with the
SmartKey removed from the starter switch
or with the SmartKey with KEYLESS-GO*
removed from the vehicle.
The hazard warning flasher is automatical-
ly switched on if
an air bag has been triggered
S 600 and USA only: you brake the ve-
hicle strongly at a speed of more than
50 mph (70 km/h) and bring it to a
complete stop.
1Hazard warning flasher switch
Switching on: Press hazard warning
flasher switch.
All turn signals will flash.
Switching off: Press hazard warning
flasher switch again.
Interior lighting
i
With the hazard warning flasher activated
and the combination switch set for either left or
right turn, only the respective left or right turn
signals will operate when the SmartKey in the
starter switch is in position1 or2 or the
KEYLESS-GO* start/stop button (
page 317) is
pressed once or twice.
i
If the hazard warning flasher was activated
automatically, also press hazard warning flasher
switch 1 to switch off the hazard warning flash-
er.
i
When you lock the vehicle from the outside,
the interior lighting is switched off. As soon as
one of the interior lighting buttons inside the ve-
hicle is pressed, however, the selected lamp
comes on and all of the lamps inside the vehicle
that are not switched on via a button are activat-
ed.
If you do not lock the vehicle, all lamps will be
switched off after 30 minutes. When you open
the door, you can still use the lighting for the
storage compartment, glove box and vanity mir-
ror without in the starter switch in position1 or2
or the KEYLESS-GO* start/stop button
(
page 317) pressed once or twice.
349 Controls in detail
Lighting
Interior lighting in the front
The controls are located in the overhead
control panel.
1Left reading lamp on/off
2Rear interior lamps on/off
3Front interior lighting on/off
4Interior lighting control
5Right reading lamp on/offAutomatic control
Deactivating: Press button4.
The OFF indicator lamp next to the but-
ton comes on.
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
Activating: Press button4.
The interior lighting switches on in
darkness when you:
unlock the vehicle
remove the SmartKey from the
starter switch
open a door
open the trunkThe interior lighting switches off auto-
matically following an adjustable time
delay (
page 226).
Manual control
Switching on/off front interior light-
ing: Press button 3.
Switching on/off rear interior light-
ing: Press button 2.
Switching on/off front reading
lamps: Press button 1 or 5.
The reading lamps are integrated into
the interior rear view mirror.
Ambient lighting: the brightness of
the ambient lighting is adjusted via
COMAND (
page 79).
!
Leaving an interior light switch in the ON po-
sition for extended periods of time with the en-
gine turned off could result in a discharged
battery.
i
If the door remains open, the interior lighting
switches off automatically after approximately
5minutes.
An interior lamp switched on manually does not
go out automatically.
350 Controls in detailLightingInterior lighting in the rear
1Rear interior lamp
2Button
3Reading lamp
Press button2.
You can switch the lamps on/off in
succession as follows:
reading lamp3 and rear interior
lamp1 on
only reading lamp3 on
reading lamp3 off
Courtesy lighting
For better orientation in the dark, courtesy
lamps will illuminate the interior of your ve-
hicle as follows:
With parking lamps switched on:
the door handles
the driver and passenger footwells
With the SmartKey in the starter switch
position1:
the door handles
the center console
Door entry lamps
For better orientation in the dark, the cor-
responding door entry lamps will switch on
in darkness when you open a door and the
automatic control is activated.The door entry lamps switch off when the
corresponding door is closed.
Trunk lamp
The trunk lamp switches on if the trunk is
opened.
If the trunk remains open, the trunk light-
ing switches off automatically after ap-
proximately 10 minutes.
i
If you turn the SmartKey in the starter
switch to position0 and switch off the exterior
headlamps, the door handle lamps will remain lit
for approximately 5 minutes.
i
If 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 5 minutes.
i
The interior lighting is factory-set to auto-
matic mode (
page 349).
The setting selected for the interior lighting is
used for the trunk lighting as well.
353 Controls in detail
Power windows
Power windows
Opening and closing power windows
The door windows are opened and closed
electrically. The switches
for all side windows are on the driver’s
door
for the front passenger side window
are on the front passenger door
for each rear side window are on the
rear doors
1Left front door window
2Right front door window
3Left rear door window
4Right rear door window
Warning!
G
When closing the windows, make sure that
there is no danger of anyone being harmed
by the closing procedure.
Activate the override switch (
page 67)
when children are riding in the back seats of
the vehicle. The children may otherwise in-
jure themselves, e.g. by becoming trapped
in the window opening.
The closing of the door windows can be im-
mediately halted by releasing the switch or,
if the switch was pressed past the resis-
tance point and released, by pressing the
lower part of the respective switch again.
The door windows are equipped with the ex-
press-close and automatic reversal func-
tion. If the window encounters an
obstruction that blocks its path in a circum-
stance where you pressed the switch past
the resistance point and released it to close
the window, the automatic reversal function
will stop the window and open it slightly.
If the window encounters an obstruction
that blocks its path in a circumstance where
you are closing the window by pressing and
holding the switch, by pressing and holding
button ‹ on the SmartKey or SmartKey
with KEYLESS-GO*, by pressing and holding
the sensor surface (vehicles with
KEYLESS-GO*) on an outside door handle,
or by pressing and holding button, on
the climate control panel, the automatic re-
versal function will not operate.
When leaving the vehicle, always remove the
SmartKey or SmartKey with KEYLESS-GO*
from the starter switch, take it with you, and
lock the vehicle. Do not leave children unat-
tended in the vehicle, or with access to an
unlocked vehicle. Unsupervised use of vehi-
cle equipment may cause an accident
and/or serious personal injury.
355 Controls in detail
Power windows
Stopping during Express-operation:
Briefly press the respective power win-
dow switch again.
Rear side window sunshades*
Closing: With the side window fully
closed, press top part of respective
rocker switch3 or4 (
page 353).
The rear side window sunshade will be
fully closed.
Opening: Press bottom part of respec-
tive rocker switch3 or4
(page 353).
The rear side window sunshade will be
fully opened.
Summer opening feature
If the weather is warm, you can ventilate
the vehicle before driving off by simulta-
neously:
opening the side windows and rear side
window sunshades*
opening the tilt/sliding sunroof or
tilt/sliding panel* and extending the
roller sunblinds*
turning on the seat ventilation* for the
driver’s seat
Aim transmitter eye of the SmartKey or
SmartKey with KEYLESS-GO* at the
driver’s outside door handle. The
SmartKey or SmartKey with
KEYLESS-GO* must be in close proxim-
ity to the driver’s door handle.
!
If the upward movement of the window is
blocked during the closing procedure, the win-
dow will stop and open slightly. Remove the ob-
struction, press the respective power window
switch at the upper part again past the resis-
tance point and release. If the window still does
not close when there is no obstruction, press
and hold the respective power window switch at
the upper part. The side window will then close
without the obstruction sensor function.
i
The rear side window sunshade cannot be
partially closed.
i
The rocker switches on the rear doors can
also be used to close the rear side window sun-
shades on the other side of the vehicle.
i
The rocker switches on the driver’s door
take precedence over the rocker switches on the
other doors.
i
The “Summer opening” function can only be
activated via the remote control.
i
The seat ventilation* for the driver’s seat is
automatically set to the highest level if activated
via summer opening feature.