2004 MERCEDES-BENZ C CLASS COUPE door lock

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.

207
Controls in detail
Useful features
Shortly after the completion of your Ac-
quaintance Call, you will receive a user ID
and password via first call mail. By visiting
www.mbusa.com and selecting “Tele Aid”
(USA only), you will have access to account
information, remote door unlock and
more.
System self-check
Initially, after turning the SmartKey in
starter switch to position 2, malfunctions
are detected and indicated (the indicator
lamps in the SOS button, the Roadside As-
sistance button
• and the Information
button ¡ stay on longer than
ten seconds or do not come on). The mes-
sage
TELE AID MALFUNCTION – DRIVE TO
WORKSHOP!
appears for approx.
ten seconds in the multifunction display.
iThe SOS button is located above the in-
side rear view mirror.
The Roadside Assistance button •
and the Information button ¡ are
located below the center armrest cov-
er.!The Tele Aid system utilizes the cellular
network for communication and the
GPS (Global Positioning System) satel-
lites for vehicle location. If either of
these signals are unavailable, the
Tele Aid system may not function and if
this occurs, assistance must be sum-
moned by other means.
Warning!
G
If the indicator lamps in the SOS button, in
the Roadside Assistance button and/or in
the Information button do not come on dur-
ing the system self-check or if any of these
indicators remain illuminated constantly in
red and/or the message
TELE AID MAL-
FUNCTION – DRIVE TO WORKSHOP!
is dis-
played in the multifunction display after the
system self-check, a malfunction in the sys-
tem has been detected.
If a malfunction is indicated as outlined
above, the system may not operate as ex-
pected. Have the system checked at the
nearest Mercedes-Benz Center as soon as
possible.

213
Controls in detail
Useful features
Remote door unlock
In case you have locked your vehicle unin-
tentionally (e.g. SmartKey inside vehicle),
and the reserve key is not handy:
Contact the Mercedes-Benz Response
Center at 1-800-756-9018 (in the USA)
or 1-888-923-8367 (in Canada).
You will be asked to provide your pass-
word which you provided when you
completed the subscriber agreement.

Then return to your vehicle and pull the
trunk lid recessed handle for minimum
of 20 seconds until the “SOS” button is
flashing.
The message
EMERGENCY CALL –
CALL CONNECTED appears in the multi-
function display.
As an alternative, you may unlock the vehi-
cle via Internet using the ID and password
sent to you shortly after the completion of
your acquaintance call. The Response Center will then unlock your
vehicle with the remote door unlocking
feature.
iWhen a Tele Aid call has been initiated,
the audio system or the COMAND* sys-
tem audio is muted and the selected
mode (radio, tape or CD) pauses. The
optional cellular phone (if installed)
switches off. If you must use this
phone, the vehicle must be parked. Dis-
connect the coiled cord and place the
call. The COMAND* navigation system
(if engaged) will continue to run. The
display in the instrument cluster is
available for use and spoken com-
mands are only available by pressing
the RPT button on the COMAND* unit.
A pop-up window will appear in the
COMAND* display to indicate that a
Tele Aid call is in progress.
iThe remote door unlock feature is avail-
able if the relevant cellular phone net-
work is available.
The “SOS” button will flash and the
message
EMERGENCY CALL –
CALL CONNECTED
will appear in the mul-
tifunction display to indicate receipt of
the door unlock command.
Once the vehicle is unlocked, a Re-
sponse Center specialist will attempt
to establish voice contact with the ve-
hicle occupants.
If the trunk lid recessed handle was
pulled for more than 20 seconds be-
fore door unlock authorization was re-
ceived by the Response Center, you
must wait 15 minutes before pulling
the trunk lid recessed handle again.

288 Practical hintsUnlocking/locking in an emergency
Unlocking/locking in an emergencyUnlocking the vehicle
If you are unable to unlock the vehicle with
the SmartKey, open the driver’s door using
the mechanical key.
The passenger door cannot be unlocked
manually.
1Mechanical key locking tab
2 Mechanical key

Move locking tab 1 in direction of ar-
row and slide the mechanical key 2
out of the housing. Unlocking the driver’s door
3 Unlocking
4 Locking

Unlock the door with the mechanical
key. To do so, push the mechanical key
in the lock until it stops and turn it to
the left.
iUnlocking your vehicle with the me-
chanical key will trigger the anti-theft
alarm system. To cancel the alarm, do
one of the following:

Press button Œ or ‹ on the
SmartKey.


Insert the SmartKey in the starter
switch.

289
Practical hints
Unlocking/locking in an emergency
Unlocking the trunk lid
If you are unable to unlock the trunk lid
with the SmartKey, you can use the emer-
gency release on the inside of the trunk lid
to unlock it.
1 Cover
2 Release lever
3 Rear bench seat backrest

Fold backrest 3 forward.

Remove cover 1 from the trim on the
trunk lid.

Push release lever 2 all the way to the
right.

Open the trunk lid.
Locking the vehicle
If you are unable to lock the vehicle with
the SmartKey, lock it with the mechanical
key as follows:
Close the passenger door and the trunk
lid.

Press the central locking switch in the
cockpit (
page 88).

Check to see whether the locking knob
on the passenger door is down. If nec-
essary push it down manually.

Lock the driver’s door with the me-
chanical key.
!The trunk lid swings open upwards au-
tomatically. Always make sure there is
sufficient overhead clearance. A mini-
mum height clearance of 6.92 ft
(2.11 m) is required to open the trunk
lid.