2008 MERCEDES-BENZ C300 Key go

109 Controls in detail
Lighting
The following lamps switch on:

Low beam headlamps

Tail and parking lamps

License plate lamps

Side marker lamps
Switching off: Turn the exterior lamp
switch to positionM.
The green indicator lampC in the
exterior lamp switch goes out.
Automatic headlamp mode
The following lamps switch on and off au-
tomatically depending on the brightness of
the ambient light:

Low beam headlamps

Tail and parking lamps

License plate lamps

Side marker lamps
Turn the exterior lamp switch to
position*.
With the SmartKey in starter switch
position1 or the KEYLESS-GO*
start/stop button (Canada only)
pressed once, the tail and parking
lamps, the license plate lamps and the
side marker lamps will switch on and
off depending on the brightness of the
ambient light.
When the engine is running, the low
beam headlamps, the tail and parking
lamps, the license plate lamps, and the
side marker lamps will switch on and
off depending on the brightness of the
ambient light.
Warning!G
If the exterior lamp switch is set to*,
the headlamps will not be automatically
switched on under foggy conditions.
To minimize risk to you and to others,
activate headlamps by turning exterior lamp
switch to positionB when driving or
when traffic and/or ambient lighting condi-
tions require you to do so.
In low ambient lighting conditions, only
switch from position * to B with the
vehicle at a standstill in a safe location.
Switching from position* to B will
briefly switch off the headlamps. Doing so
while driving in low ambient lighting condi-
tions may result in an accident.
The automatic headlamp feature is only an
aid to the driver. The driver is responsible for
the operation of the vehicle’s lights at all
times.
iCanada only:
High beam headlamps are only available with the
exterior lamp switch in position B.

114 Controls in detail
Lighting
Hazard 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

you brake the vehicle 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.
If the hazard warning flasher was acti-
vated automatically, press hazard
warning flasher switch
1 twice to
switch off the hazard warning flasher.
The hazard warning flasher switched
off automatically at vehicle speeds of
approximately 6 mph (10 km/h) or
more.
Interior lighting
Overhead control panel
1Rear interior lighting on/off
2Interior lighting control
3Right reading lamp on/off
4Front interior lighting on/off
5Left reading lamp on/off
6Left/right reading lamp
7Front interior lamps
iWith 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 position
1 or2 or the
KEYLESS-GO* start/stop button (Canada only)
(
page 84) is pressed once or twice.

115 Controls in detail
Lighting
Automatic control
Deactivating: Press button2.
The button engages when pressed in.
Automatic control of the interior light-
ing is deactivated.
The interior lighting remains switched
off in darkness, even when you:

unlock the vehicle

open a door

remove the SmartKey from the
starter switch
Activating: Press button2 again.
The button returns to its original posi-
tion and sits flush with the other but-
tons. Automatic control of the interior
lighting is activated.
The interior lighting switches on in
darkness, when you:

unlock the vehicle

open a door

remove the SmartKey from the
starter switch
The interior lighting switches off
automatically.
You can set whether the interior light-
ing should come on when you remove
the key from the starter switch via the
control system, see “Setting interior
lighting delayed shut-off”
(
page 173).Manual control
Switching on/off front interior light-
ing: Press button4.
Switching on/off rear interior light-
ing: Press button 1.
Switching on/off front reading
lamps: Press button 3 or 5.
The left and right front reading lamps
are located in the lower edge of the in-
terior rear view mirror.
!An interior lamp switched on manually does
not go out automatically.
Leaving an interior light switch in the ON position
for extended periods of time with the engine
turned off could result in a discharged battery.
iThe interior lighting is factory-set to auto-
matic mode.
iIf the door remains open, the interior lighting
switches off automatically after approximately
5minutes.

116 Controls in detail
Lighting
Interior lighting in the rear
1Right rear reading lamp on/off
2Left rear reading lamp on/off
3Left reading lamp
4Rear interior lamp
5Right reading lamp
Switching on/off rear reading
lamps: Press button 1 or 2.
The respective left or right rear reading
lamp comes on.
Switch the rear interior lamp on/off with
the button in the overhead control panel.
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.
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 5 minutes.

117 Controls in detail
Windshield wipers
Windshield wipers
Combination switch
1Switching on windshield wipers
2Single wipe
Wiping with windshield washer fluid
Switch on the ignition.
!If the windshield wipers leave smears on the
windshield after the car has been driven through
an automatic car wash, then wax or other resi-
due is on the windshield. Shortly after washing
the car in an automatic car wash, clean the wind-
shield with windshield washer fluid.
!Do not operate the windshield wipers when
the windshield is dry. Dust that accumulates on
a windshield might scratch the glass and/or
damage the wiper blades when wiping occurs on
a dry windshield. If it is necessary to operate the
windshield wipers in dry weather conditions, al-
ways operate the windshield wipers with wind-
shield washer fluid.
!If anything blocks the windshield wipers
(leaves, snow, etc.), switch them off immediate-
ly.

For safety reasons, stop the vehicle in a safe
location and,

remove the SmartKey from starter
switch
or

turn off the engine by pressing the
KEYLESS-GO* start/stop button and
open the driver’s door (with the driver’s
door open, starter switch is in
position0, same as with SmartKey re-
moved from starter switch)

engage the parking brake
before attempting to remove any blockage.

Remove blockage.

Turn the windshield wipers on again.
If the windshield wipers fail to function at all in
combination switch position U or V,

set the combination switch to the next
higher wiper speed

have the windshield wipers checked at the
nearest authorized Mercedes-Benz Center

121 Controls in detail
Power windows
Switch on the ignition (page 82).
Opening: Press the desired switch1
to 4 (
page 120) to the resistance
point.
The corresponding window will move
down until you release the switch.
Closing: Pull the desired switch1 to
4 (
page 120) to the resistance
point.
The corresponding window will move
up until you release the switch.
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 (Canada only), the
automatic reversal 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. A child’s unsupervised ac-
cess to a vehicle could result in an accident
and/or serious personal injury.iYou can also open or close the windows us-
ing the SmartKey, see “Summer opening fea-
ture” (
page 123) and “Convenience closing
feature” (
page 124).
iOperating the windows from the rear is not
possible if you activate the override switch
(
page 57).
iWith the SmartKey in starter switch
position0 or removed from the starter switch,
the power windows can be operated:

until you open the driver’s or front passenger
door

for approximately 5 minutes if no door was
openedWarning!G
If you press and hold the switch up when
closing the window, and upward movement
of the window is blocked by some obstruc-
tion including but not limited to arms, hands,
fingers, etc., the automatic reversal will not
operate.


123 Controls in detail
Power windows
Summer opening feature
If the weather is warm, you can ventilate
the vehicle before driving off by simulta-
neously:

opening the side windows

opening the tilt/sliding sunroof or pan-
orama roof with power tilt/sliding pan-
el* and roller sunblinds
Aim transmitter eye of the SmartKey
towards the sensor in the driver’s out-
side door handle. The SmartKey must
be in close proximity to the driver’s
door handle.
Press button Πto unlock the
vehicle.
Vehicles with tilt/sliding sunroof
Press and hold button Πuntil the
side windows and tilt/sliding sunroof
have reached the desired position.
Release button Πto interrupt pro-
cedure.Vehicles with panorama roof*
If roller sunblinds are retracted:
Press and hold button Œ. The side
windows and roller sunblinds begin to
open/extend after approximately
1 second.
With the side windows and roller blinds
fully opened/extended, press and hold
button
Πagain. The tilt/sliding pan-
el tilts and opens.
If roller sunblinds are extended:
Press and hold button Œ. The side
windows move down and the tilt/slid-
ing panel tilts and opens after approxi-
mately 1 second.
Release button Πto interrupt proce-
dure.
iThe “Summer opening” function can only be
activated via the remote control of the SmartKey
or SmartKey with KEYLESS-GO*.

124 Controls in detail
Power windows
Convenience closing feature
When you lock the vehicle, you can close
the side windows and tilt/sliding sunroof
or panorama roof with tilt/sliding panel*
simultaneously.
Afterward, you can close the roller sun-
blinds* of the panorama tilt/sliding sun-
roof*.Vehicles with SmartKey
Aim transmitter eye of the SmartKey
towards the sensor in the driver’s out-
side door handle. The SmartKey must
be in close proximity to the driver’s
door handle.
Press button ‹ to lock the vehicle.
Vehicles with tilt/sliding sunroof
Press and hold button ‹ until the
side windows and the tilt/sliding sun-
roof are completely closed.
Release button ‹ to interrupt pro-
cedure.
iThe function of the SmartKey overrules the
KEYLESS-GO function.
Warning!G
When closing the windows and the tilt/slid-
ing sunroof or panorama roof with tilt/slid-
ing panel*, make sure there is no danger of
anyone being harmed by the closing proce-
dure.
If potential danger exists, proceed as fol-
lows:

Release button ‹ to stop the closing
procedure. To open, press and hold but-
ton Œ. To continue the closing after
making sure that there is no danger of
anyone being harmed by the closing pro-
cedure, press and hold button‹.
Vehicles with KEYLESS-GO* (Canada only):

Release the sensor surface on the out-
side door handle (
page 125) to stop
the closing procedure.

Immediately pull on the same outside
door handle and hold firmly. The side
windows and the tilt/sliding sunroof or
panorama roof with tilt/sliding panel*
will open for as long as the outside door
handle is held but the door is not
opened.