2004 MERCEDES-BENZ C CLASS COUPE window

154 Controls in detailClimate controlDefrosting
Activating
Press buttonP (
page 151).
The indicator lamp on the button
comes on
or

Switch off air recirculation, if selected.

Press button O (
page 151).
The indicator lamp on the button goes
out.

Close center air vents.

Open left and right side air vents
(page 151) and adjust side air vents
upwards. Deactivating

Press button
P (
page 151).
The indicator lamp on the button goes
out. Defrosting is turned off.
Air recirculation mode
Switch to air recirculation mode to prevent
unpleasant odors from entering the vehicle
from the outside. This setting cuts off the
intake of outside air and recirculates the
air in the passenger compartment.
Activating
Press button O (
page 151).
The indicator lamp on the button
comes on.
iThese settings should only be selected
for a short time.
Warning!
G
When the outside temperature is below
41°F (5°C), only switch to air recirculation
mode for short periods to prevent window
fogging.
iIf you keep button O pressed the
side windows and panorama slid-
ing/pop-up roof* will close.
The air recirculation mode is activated
automatically at high outside tempera-
tures.
If you have turned off the air condition-
ing (
page 156) or the outside
temperature is below 41°F (5°C), the
air recirculation mode will not switch
on automatically.
Warning!
G
Never operate the windows or panorama
sliding /pop-up roof* if there is the possibil-
ity of anyone being harmed by the closing
procedure.

155
Controls in detail
Climate control
Deactivating
Press button
O (
page 151).
The indicator lamp on the button goes
out.
The air recirculation mode is deactivated
automatically:


after five minutes if the outside temper-
ature is below approximately 41°F
(5 °C)


after five minutes if the air conditioning
is turned off


after 30 minutes if the outside temper-
ature is above approximately 41°F
(5 °C) At outside temperatures above 79°F
(26 °C) the system will not automatically
switch back to outside air. A quantity of
outside air is added after approximately
30 minutes.
Deactivating the climate control sys-
tem
Deactivating
Set the air volume control
1
(page 151) to position 0.
The indicator lamp on the button
comes on.
Reactivating

Set the air volume control 1
(page 151) to any speed.
Vehicles without panorama sliding /pop-up
roof:
In the event that the procedure causes po-
tential danger, the opening and closing of
the side windows can be immediately halted
by pressing or pulling the respective window
switch.
Vehicles with panorama sliding /pop-up
roof:
In the event that the procedure causes po-
tential danger, the opening and closing of
the side windows can be immediately halted
by releasing the O button or by pressing
or pulling the respective window switch. The
opening and closing of the panorama sliding
/pop-up roof* can be immediately halted by
releasing the O button or by moving the
panorama sliding /pop-up roof switch in the
overhead control panel in any direction.
iIf you keep button O pressed the
side windows and panorama slid-
ing/pop-up roof* will return to their
previous position.

156 Controls in detailClimate controlAir conditioning
The air conditioning is operational while
the engine is running and cools the interior
air to the temperature set by the operator.Activating
Moist air can fog up the windows. You can
dehumidify the air with the air condition-
ing.

Press
± again (
page 151).
The indicator lamp on the button ±
goes out.
The air conditioning system uses the refrig-
erant R134a. This refrigerant is free of
CFCs which are harmful to the ozone layer.
Deactivating
It is possible to deactivate the air condi-
tioning (cooling) function of the climate
control system. The air in the vehicle will
then no longer be cooled or dehumidified.

Press button ± (
page 151).
The indicator lamp on the button ±
comes on.
iCondensation may drip out from under-
neath the vehicle. This is normal and
not an indication of a malfunction.
!If the air conditioning cannot be turned
on again, this indicates that the air con-
ditioning system is losing refrigerant.
The compressor has turned itself off.
Have the air conditioning system
checked at the nearest authorized
Mercedes-Benz Center.

186 Controls in detailPower windows
Power windowsOpening and closing the windows
The side windows can be opened and
closed electrically. The switches for all the
side windows are on the driver’s door. The
switch for the passenger door is on the
passenger door.
1 Left front window
2 Right front window

Turn SmartKey in the starter switch to
position 1 or 2.
Warning!
G
When closing the windows, make sure there
is no danger of anyone being harmed by the
closing procedure.
The closing of the door windows can be im-
mediately halted by releasing the switch or,
if switch was pulled past the resistance
point and released, by either pressing or
pulling the respective switch.
If the window encounters an obstruction
t h a t b l o c k s i t s p a t h i n a c i r c u m s t a n c e w h e r e
you pulled 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
t h a t b l o c k s i t s p a t h i n a c i r c u m s t a n c e w h e r e
you are closing the window by pulling and
holding the switch, or by pressing and hold-
ing button ‹ on the SmartKey, the auto-
matic reversal function will not operate
When leaving the vehicle, always remove the
SmartKey from starter switch, and lock your
vehicle. Do not leave children unattended in
the vehicle, or with access to an unlocked
vehicle. Unsupervised use of vehicle equip-
ment can cause an accident and/or serious
personal injury.iYou can also open or close the win-
dows using the:

SmartKey (summer opening/con-
venience feature) (
page 188).


button O in the control panel of
the climate control (
page 151).

187
Controls in detail
Power windows
Opening the windows
Press switch
1 or 2 to the resistance
point.
The corresponding window will move
downwards until you release the
switch.
Closing the windows

Pull switch 1 or 2 to the resistance
point.
The corresponding window will move
upwards until you release the switch. Fully opening the windows
(Express-open)

Press switch
1 or 2 past the resis-
tance point and release.
The corresponding window opens com-
pletely.
Fully closing the windows
(Express-close)

Pull switch 1 or 2 past the resis-
tance point and release.
The corresponding window closes com-
pletely.
Stopping windows

Press or pull respective switch again.
Warning
G
If you pull and hold the switch up when clos-
ing the window, and upward movement of
the window is blocked by some obstruction
including but not limited to arms, hands, fin-
gers, etc., the automatic reversal will not op-
erate.
!If the upward movement of the window
is blocked during the closing proce-
dure, the window will stop and open
slightly.
Remove the obstruction, pull the
switch again past the resistance point
and release.
If the window still does not close when
there is no obstruction, then pull and
hold the switch again. The side window
will then close without the obstruction
sensor function.Warning!
G
Driver's door only:
If within five seconds you again pull the
switch past the resistance point and re-
lease, the automatic reversal will not func-
tion.

188 Controls in detailPower windowsOpening and closing the windows with
the SmartKey
The panorama sliding/pop-up roof*
(p a g e 1 8 9 ) w i l l a l s o b e o p e ne d o r c l o s e d
when the power windows are operated
with the SmartKey.

Aim transmitter eye at the front door
handle. Opening (Summer opening feature)

Press and hold button
Πafter un-
locking the vehicle.
The windows and panorama slid-
ing/pop-up roof* (
page 189) begin
to open after approximately
one second.

Release the Πbutton to stop proce-
dure.
Closing (Convenience feature)

Press and hold button ‹ after lock-
ing the vehicle.
The windows and panorama slid-
ing/pop-up roof* begin to close after
approximately one second.

Release the ‹ button to stop proce-
dure.
Make sure all side windows and the pan-
orama sliding/pop-up roof* are properly
closed before leaving the vehicle.
Synchronizing power windows
The power window must be resynchro-
nized each time

after the battery has been disconnect-
ed.


if the power windows cannot be fully
opened (Express-open) or closed (Ex-
press-close).
Synchronizing the power windows

Switch on ignition.

Pull the power window switches until
the side windows are closed.
Hold the switches for approximately
one second.
The power window are adjusted.
Warning!
G
Never operate the windows or panorama
sliding /pop-up roof* if there is the possibil-
ity of anyone being harmed by the opening
or closing procedure.
In the event that the procedure causes po-
tential danger, the procedure can be imme-
diately halted by releasing the button on the
SmartKey. To reverse direction of move-
ment, press Œ for opening or ‹ for
closing.

192 Controls in detailPanorama sliding/pop-up roof*Opening the panorama sliding/pop-up
roof with the SmartKey
The power windows (
page 186) will also
be opened or closed when you operate the
panorama sliding/pop-up roof with the
SmartKey.

Aim transmitter eye at the driver‘s door
handle. Opening (Summer opening feature)
If the roller sunblind is closed:

Press and hold button
Πafter un-
locking the vehicle.
The windows and the roller sunblind
begin to open after approximately
one second.

Press and hold button Πagain.
The panorama sliding / pop-up roof
tilts.

Press and hold button Πagain.
The panorama sliding / pop-up roof be-
gins to open after approximately
one second.
If roller sunblind is already open:

Press and hold button Πafter un-
locking the vehicle.
The windows move down and the pan-
orama sliding / pop-up roof tilts after
approximately one second.

With the windows fully open, press and
hold button Πagain.
The panorama sliding / pop-up roof be-
gins to slide open after approximately
one second.

Release transmit button to stop proce-
dure.
Closing (Convenience feature)

Press and hold button ‹ after lock-
ing the vehicle.
The windows and the panorama slid-
ing/pop-up roof begin to close after
approximately one second.

Release the ‹ button to stop proce-
dure.
Make sure all side windows and the pan-
orama sliding/pop-up roof are properly
closed before leaving the vehicle.
Warning!
G
Never operate the windows or panorama
sliding/pop-up roof if there is the possibility
of anyone being harmed by the opening or
closing procedure.
In the event that the procedure causes po-
tential danger, the procedure can be imme-
diately halted by releasing the button on the
SmartKey. To reverse direction of move-
ment, press Œ for opening or ‹ for
closing.

197
Controls in detail
Loading
 Loading
Roof rack*
Mount the roof rack only between the fas-
tening points 1 and in the recess of the
rubber strip 2.
Luggage cover
Removal
Take off securing straps 1.

Pull cover towards rear 2.
Installation

Place cover into holder.

Attach securing straps to trunk lid.
Split rear bench seat
To expand the cargo area, you can fold
down the left and right rear seat backrests.
The two sections can be folded down sep-
arately.
Warning!
G
Use only roof racks approved by
Mercedes-Benz for your vehicle model to
avoid damage to the vehicle. Follow manu-
facturer’s installation instructions.
!Do not place anything on the luggage
cover below the rear window.
Warning!
G
When expanding the luggage compartment,
always fold the seat cushions fully forward.
Unless you are transporting cargo, the back-
rests must remain properly locked in the up-
right position.
In an accident, during hard braking or sud-
den maneuvers, loose items will be thrown
around inside the vehicle, and cause injury
to vehicle occupants unless the items are
securely fastened in the vehicle.