2003 MERCEDES-BENZ S430 4MATIC window

183 Controls in detail
Automatic climate control
Rear window defroster
The rear window defroster uses a large
amount of power. To keep battery drain to
a minimum, switch off the defroster as
soon as the rear window is clear. The de-
froster is automatically deactivated after
approximately 6 to 17 minutes of opera-
tion depending on the outside tempera-
ture.
Activating
Press button
F
(page 175).
The indicator lamp on the button lights
up.
Deactivating

Press button
F
(page 175) again.
The indicator lamp on the button goes
out.Deactivating the climate control sys-
tem
Deactivating
It is possible to completely deactivate the
automatic climate control system. 
Press button
M
(page 175).
The display shows “0”.
Reactivating
There are several ways to reactivate the
automatic climate control system:

Press one of the following buttons, M
, P
, U
, a temperature con-
trol switch (
page 175) or air volume
switch 9 on the automatic climate con-
trol panel.
Warning!
G
Any accumulation of snow and ice should be
removed from the rear window before driv-
ing. Visibility could otherwise be impaired,
endangering you and others.!If the rear window defroster switches
off too soon and the indicator lamp
starts blinking, this means that too
many electrical consumers are operat-
ing simultaneously and there is insuffi-
cient voltage in the battery. The system
responds automatically by deactivating
the rear window defroster.
As soon as the battery has sufficient
voltage, the rear window defroster au-
tomatically switches on again.

184 Controls in detailAutomatic climate controlAir conditioning
The air conditioning is operational while
the engine is running and cools the interior
air to the temperature you have set.
Deactivating
It is possible to deactivate the air condi-
tioning (cooling) function of the automatic
climate control system. The air in the vehi-
cle will then no longer be cooled or dehu-
midified.
Press buttonAC
OFF
(page 175).
The indicator lamp on the
buttonAC
OFF
lights up.Activating
Moist air can fog up the windows. You can
dehumidify the air with the air condition-
ing.

PressAC
OFF
again (
page 175).
The indicator lamp on the AC
OFF
but-
ton goes out.
The air conditioning uses the refrigerant
R134a. This refrigerant is free of CFCs
which are harmful to the ozone layer.
Storage compartment ventilation
The storage compartment below the front
armrest (
page 225) has its own air vent.
Ventilation of the storage compartment
below the front armrest is possible only
when the climate control system is on. The
air volume depends on the setting of the
air distribution control, the air volume con-
trol, and the air vents in the dashboard.
The switch is located inside the storage
compartment in the front armrest
(
page 225).
Opening air vent

Push upper portion of switch.
Closing air vent

Push lower portion of switch.
iCondensation may drip out from under-
neath the vehicle. This is normal and
not an indication of a malfunction.
!If the AC
OFF
button on the automatic
climate control panel starts to blink,
the air conditioning may be losing re-
frigerant. The compressor was turned
off. The air conditioning cannot be
turned on again.
Have the air conditioning checked at
the nearest authorized Mercedes-Benz
Center.

187 Controls in detail
Automatic climate control
Rear passenger compartment climate control*
The automatic climate control is operation-
al whenever the engine is running. You can
operate the climate control system in ei-
ther the automatic or manual mode. The
system cools or heats the interior depend-
ing on the selected interior temperature
and the current outside temperature.
The automatic climate control system is
adjustable individually for the rear passen-
ger compartment.
The control panel is located in the rear cen-
ter console.
Nearly all dust particles, pollutants and
odors are filtered out before outside air en-
ters the passenger compartment through
the air distribution system.
Rear automatic climate control panel
iWhen the rear seats are not occupied
(rear seat belts unbuckled) the rear cli-
mate control system adopts the set-
tings of the front climate control
system.
Item
1
Left center air vent
2
Display
3
Right center air vent
4
Air distribution
5
Temperature control, right
6
Air volume (automatic, manual)
7
Temperature control, left
8
Rear climate control system
ON/OFF
Residual engine heat utilization
Warning!
G
Follow the recommended settings for heat-
ing and cooling given on the following pag-
es. Otherwise the windows could fog up,
impairing visibility and endangering you and
others.

188 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.
There are individual switches in the front
and rear doors for the respective windows.
1Right front window
2Right rear window
3Left rear window
4Left front window

Turn SmartKey in the starter switch to
position1 or2.
Opening the windows

Lightly press the symbol
k
on one
of the switches1 to4, until the corre-
sponding window reaches the desired
position.
Warning!
G
When closing the windows, make sure that
there is no danger of anyone being harmed
by the closing procedure.
The closing of the windows can be immedi-
ately halted by releasing the switch or, if the
switch was pressed past the resistance
point and released, by pressing the respec-
tive switch.
If the window encounters an obstruction
that blocks its path in a circumstance 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
the
‹
button on the SmartKey, or by
pressing and
holding the lock button (vehicles with
KEYLESS-GO*) on the door handle, the auto-
matic reversal function will not operate.
When leaving the vehicle, always remove the
SmartKey from starter switch, take the
KEYLESS-GO* card (if so equipped) with
you, and lock your vehicle. Do not leave chil-
dren unattended in the vehicle, or with ac-
cess to an unlocked vehicle. Unsupervised
use of vehicle equipment may cause an
accident and/or serious personal injury.

189 Controls in detail
Power windows
Closing the windows
Lightly press the
j
symbol on one
of the switches 1 to4 until the corre-
sponding window reaches the desired
position.
When pulling and holding the switch to
close the window, and upward movement
of the window is blocked during the last
few inches before closure, the window will
stop but not open slightly.
Fully opening windows

Press the
k
symbol on one of the
switches 1 to 4 beyond the point of re-
sistance and then release the switch.
The window opens completely.Fully closing windows

Press the
j
symbol on one of the
switches 1 to 4 beyond the point of re-
sistance and then release the switch.
The window closes completely.
If the upward movement of the window is
blocked during the closing procedure, the
window will stop and open slightly.Stopping windows

Press respective switch again.
Warning!
G
Driver’s door only:
If within five seconds you again press the
switch past the resistance point and re-
lease, the automatic reversal function will
not function.
iYou can also open or close the win-
dows using the:

SmartKey (
page 190)


O
button in the control panel of
the automatic climate control
(
page 175)


e
button in the control panel of
the automatic climate control
(
page 175).

190 Controls in detailPower windowsOpening and closing the windows with
the SmartKey
The sliding/pop-up roof will also be
opened or closed when you operate the
power windows with the SmartKey.
Opening (Summer opening feature)
Press and hold button
Œ
after un-
locking the vehicle.
The windows and sliding/pop-up roof
begin to open after approximately one
second.

Release the
Œ
button to interrupt
the procedure.
Closing (Convenience feature)

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

Release the
‹
button to interrupt
the procedure.
Ensure that all side windows and the slid-
ing/pop-up roof are properly closed before
leaving the vehicle.
Closing the side windows and
sliding/pop-up roof with KEYLESS-GO*

Press and hold lock button at door
(page 53) until the side windows and
the sliding/pop-up roof are closed.
Warning!
G
Never operate the windows or slid-
ing/pop-up roof if there is the possibility of
anyone being harmed by the opening or
closing procedure.
In case the procedure causes potential dan-
ger, the procedure can be immediately halt-
ed by releasing the remote control button.
To reverse direction of movement press

Œ
for opening or
‹
for closing.
Warning!
G
When closing the windows and the slid-
ing/pop-up roof, make sure that there is no
danger of anyone being harmed by the clos-
ing procedure.
The windows will not automatically reopen if
blocked during convenience closing.
If potential danger exists, proceed as fol-
lows:
SmartKey:

Release the
‹
button.


Press and hold the
Œ
button until
the windows and the sliding/pop-up
roof opens again.
KEYLESS-GO*


Release the lock button.


Pull on the door handle and hold firmly.
The side windows and the slid-
ing/pop-up roof will open for as long as
the door handle is held but the door is
not opened.

191 Controls in detail
Power windows
Synchronizing power windows
The power windows must be resynchro-
nized each time after the battery has been
disconnected:
Press the power window switches until
the side windows are closed and hold
the switches for approximately one
second.

194 Controls in detailSliding/pop-up roofOpening and closing the sliding/pop-up
roof with the SmartKey
The power windows will also be opened or
closed when you operate the slid-
ing/pop-up roof with the SmartKey.
Aim transmitter eye at the front door
handle.Opening (Summer opening feature)

Press and hold button
Œ
after un-
locking the vehicle.
The windows and sliding/pop-up roof
begin to open after approximately one
second.

Release the
Œ
button to interrupt
the procedure.
Closing (Convenience feature)

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

Release the
‹
button to interrupt
the procedure.
Ensure that all side windows and the slid-
ing/pop-up roof are properly closed before
leaving the vehicle.Closing the side windows and
sliding/pop-up roof with KEYLESS-GO*
(Convenience feature)

Press and hold lock button at door
(page 53) until the side windows and
the sliding/pop-up roof are closed.
Warning!
G
Never operate the windows or slid-
ing/pop-up roof if there is the possibility of
anyone being harmed by the opening or
closing procedure.
In case the procedure causes potential dan-
ger, the procedure can be immediately halt-
ed by releasing the remote control button.
To reverse direction of movement press

Œ
for opening or
‹
for closing.
Warning!
G
When closing the windows and the slid-
ing/pop-up roof, be sure that there is no
danger of anyone being harmed by the clos-
ing procedure.
If potential danger exists, proceed as fol-
lows:

Release the lock button.


Pull on the door handle and hold firmly.
The side windows and the slid-
ing/pop-up roof will open for as long as
the door handle is held but the door is
not opened.