interior lights MERCEDES-BENZ C320 4MATIC WAGON 2003 S203 Owner's Manual

102 Controls in detailLightingInterior lighting
The controls are located in the overhead
control panel.
1Rear interior lights
2Right front reading lamp
3Rocker switch: Automatic control off
4Rocker switch: Automatic control on
5Rocker switch: Front interior lights on
6Left front reading lampActivating automatic control

Press the rocker switch to the center
position4.
Interior lamps are switched on in dark-
ness, when

unlocking the vehicle


opening a door


removing the SmartKey from start-
er switch


opening the tailgate
The interior lamps are switched off follow-
ing an adjustable time delay (
page 124).Deactivating automatic control

Press the rocker switch to the right
position3.
The interior lighting remains switched
off, even when

centrally unlocking the vehicle


opening a door


removing the SmartKey from the
starter switch


opening the tailgate
Manual control
Switching rear interior lights on and off

Press button1.
The lights in the rear passenger com-
partment go on.

Press button1 again.
The lights in the rear passenger com-
partment go out.
iIf the door remains open, the interior
lamps switch off automatically after ap-
proximately five minutes, when the key
is removed or in the starter switch
position0.
An interior lamp switched on manually
does not go out automatically.
S203 MY03_A.book Page 102 Tuesday, January 28, 2003 2:22 PM

103 Controls in detail
Lighting
Switching right front reading lamp on
and off
Press button2.
The right reading lamp goes on.

Press button2 again.
The right reading lamp goes off.
Switching left front reading lamp on and
off

Press button6.
The left reading lamp goes on.

Press button6 again.
The left reading lamp goes off.Switching all front interior lights on and
off

Press button5.
The front interior lamps go on.

Press rocker switch to position3 or4.
The front interior lamps go out.
Door entry lamps
The appropriate door entry lamp switches
on if a door is opened in darkness and if
the interior lighting is switched to automat-
ic function.
The entry lamp switches off automatically
when the door is closed.
iThe setting selected for the interior
lighting is used for the cargo compart-
ment lighting as well.
If you leave the tailgate open for an ex-
tended period of time, the cargo com-
partment lighting will switch off
automatically after approximately ten
minutes
iIf you turn the key in the starter switch
to position0 and switch off the exterior
headlamps, the door entry lamps will
remain lit for approximately five min-
utes.
S203 MY03_A.book Page 103 Tuesday, January 28, 2003 2:22 PM

150 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.
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 buttonAC
OFF
(page 145).
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 145).
The indicator lamp on the
buttonAC
OFF
goes out.
The air conditioning uses the refrigerant
R134a. This refrigerant is free of CFC’s
which are harmful to the ozone layer.
Ventilated storage compartment
The front center console storage compart-
ment has its own air vent that allows for
cooling ventilation when the automatic cli-
mate control system is activated.
1Lever
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 is losing refrigerant. The com-
pressor has turned itself off.
Have the air conditioning checked at
the nearest authorized Mercedes-Benz
Center.
iYou should keep this air vent closed
when outside temperatures are low.
S203 MY03_A.book Page 150 Tuesday, January 28, 2003 2:22 PM

156 Controls in detailAutomatic climate control*Maximum cooling MAXCOOL
If the left and right air distribution controls
as well as the airflow volume control are
set to
U
and there is a high need for
cooling, the display “AUTO MAXCOOL” ap-
pears.
This provides the fastest possible cooling
of the vehicle interior (when windows and
sliding/pop-up roof* are closed).
DefrostingActivating

Press button
P
(page 153).
The indicator lamp on the button lights
up.
or

Switch off air recirculation, if selected.

Press button
O
(page 153).
The indicator lamp on the button goes
out.

Close center air vents.

Adjust side air vents upwards.
Deactivating

Press button
P
(page 153).
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 153).
The indicator lamp on the button lights
up.
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.
S203 MY03_A.book Page 156 Tuesday, January 28, 2003 2:22 PM

159 Controls in detail
Automatic climate control*
Air conditioning
The air conditioning is operational while
the engine is running and cools the interior
air to the temperature set by the operator.
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 153).
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 153).
The indicator lamp on the
buttonAC
OFF
goes out.
The air conditioning uses the refrigerant
R134a. This refrigerant is free of CFCs
which are harmful to the ozone layer.
Residual heat and ventilation*
With the engine switched off, it is possible
to continue to heat or ventilate the interior
for up to 30 minutes. This feature makes
use of the residual heat produced by the
engine.
Activating
Turn the key in the starter switch to
position1 o r r e m o v e i t f r o m t h e s t a r t e r
switch.

Press button
T
(page 153).
The indicator lamp on button
T

comes on.
Deactivating

Press button
T
.
The indicator lamp on button
T

goes off.
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 is losing refrigerant. The com-
pressor has turned itself off.
Have the air conditioning checked at
the nearest authorized Mercedes-Benz
Center.
S203 MY03_A.book Page 159 Tuesday, January 28, 2003 2:22 PM