2003 MERCEDES-BENZ C320 Owner's Manual

145 Controls in detail
Good visibility
Activating exterior rear view mirror
parking position
Follow these steps to activate the mirror
parking position so that the
passenger-side exterior rear view mirror
will be turned downward to the stored
position.
Make sure you stored a parking
position for the passenger-side exterior
rear view mirror (
page 100).

Make sure that the
MIRROR SETTING
WHEN PARKING
function, found under
the
CONVENIENCE
submenu in the
control system, is switched to
ON
(
page 131).

Switch on ignition.

Press button3 (
page 39) for the pas-
senger-side exterior rear view mirror.

Place the gear selector lever in reverse
gearR.
The passenger-side exterior rear view
mirror will be turned downward to the
stored position.The exterior rear view mirror returns to its
previously stored driving position:


ten seconds after you put the gear
selector lever out of positionR


immediately once you exceed a vehicle
speed of approx. 6 mph (10 km/h)


immediately when you press the button
for driver’s side mirror (
page 39)
!Electrolyte drops coming into contact
with the vehicle paint finish can be
completely removed only while in the
liquid state by applying plenty of water.

146 Controls in detailGood visibilityHeadlamp cleaning system*
The switch is located on the left side of the
dashboard.
1Headlamp washer switch
Switch on ignition.

Press switch1.
The headlamps are cleaned with a
high-pressure water jet.
Information on filling up the washer
reservoir can be found in the “Operation”
section (
page 241).
Sun visors
The sun visors protect you from sun glare
while driving.
Swing sun visors down when you
experience glare.1Mounting
2Mirror cover
3Mirror lamp
4Sun visor

To use illuminated mirror, lift up
cover2.
Warning!
G
Do not use the vanity mirror while driving.
Keep the mirrors in the sun visors closed
while vehicle is in motion. Reflected glare
can endanger you and others.
iIf sunlight enters through a side
window, disengage sun visor from
mounting1 and pivot to the side.
The mirror lamp3 will switch off.

147 Controls in detail
Good visibility
Rear window sunshade*
The switch is located in the center console.
Turn the key to starter switch
position1 or2.

Press the switch briefly at1 to raise the
sunshade.

Press the switch briefly at2 to lower
the sunshade.
Always raise the sunshade fully for its sup-
port against the window frame.
Warning!
G
When operating the rear window sunshade,
ma ke s ur e th a t th er e is no da nge r o f an y o ne
being harmed by the raising or lowering pro-
cedure.
The raising or lowering procedure can be im-
mediately halted by briefly pressing the up-
per or lower half of the switch.
Briefly press upper or lower half of the
switch again to raise or lower the rear win-
dow sunshade completely.
Warning!
G
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.

148 Controls in detailClimate control
Climate control

149 Controls in detail
Climate control
Climate control panel
The storage compartment between the
front seats can be ventilated (
page 155).
Information about “Rear passenger com-
partment adjustable air vents”
(
page 155).
Item
1
Air volume control for left center air
vent
2
Left center air vent, adjustable
3
Right center air vent, adjustable
4
Air volume control for right center
air vent
5
Air volume control for side air vent
6
Side air vent, adjustable
7
Side defroster vent, fixed
8
Climate control paneliFor draft-free ventilation, move the slid-
ers for the center air vents to the mid-
dle position.
Item
1
Air volume control
2
Left-side temperature control
3
Right-side temperature control
4
Air distribution control switch
5
Rear window defroster
6
AC cooling on/off (AC
OFF
)
7
Air distribution and air volume
(automatic)
8
Air recirculation
9
Defrosting

150 Controls in detailClimate controlThe climate control is operational whenev-
er the engine is running. You can operate
the climate control system in either the au-
tomatic or manual mode. The system cools
or heats the interior depending on the se-
lected interior temperature and the cur-
rent outside temperature.
Nearly all dust particles, pollutants and
odors are filtered out before outside air en-
ters the passenger compartment through
the air distribution system.
The air conditioning will not engage (no
cooling) if theAC
OFF
mode is selected
(
page 154).
Setting the temperature
Use the temperature controls2 and3
(page 149) to separately adjust the air
temperature on each side of the passenger
compartment. You should raise or lower
the temperature setting in small incre-
ments, preferably starting at 72°F (22°C).
Increasing

Turn the control slightly to the right.
The climate control system will corre-
spondingly adjust the interior air tem-
perature.
Decreasing

Turn the control slightly to the left.
The climate control system will corre-
spondingly adjust the interior air tem-
perature.
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.iIf the vehicle interior is hot, ventilate
the interior before driving off.
Keep the air intake grille in front of the
windshield free of snow and debris.
Do not obstruct air flow by placing ob-
jects on the air flow-through exhaust
slots below the rear window.

151 Controls in detail
Climate control
Adjusting air distribution and volume
Use the air distribution control4
(page 149) to adjust the air distribution.
The following symbols are found on the
controls:
Adjusting manually

Press the
U
button.
The indicator lamp on the button goes
out.

Select any of the six air volume speeds
using the air volume control1
(page 149) and the air distribution.Adjusting automatically

Press the
U
button.
The indicator lamp on the button
comes on. The air distribution and vol-
ume is adjusted automatically.
Windshield fogged on the outside

Switch the windshield wipers on.

Switch to manual mode.

Turn the air distribution control
to
a
or
Y
.
Defrosting
Activating
Press button
P
.
The indicator lamp on the button
comes on.
or

Switch off air recirculation, if selected.
Press button
O
.
The indicator lamp on the button goes
out.

Close center air vents.

Open left and right side air vents and
adjust side air vents upwards.
Symbol
Function
a
Directs air through the center,
side and rear passenger
compartment air vents
Z
Directs air to the windows
X
Directs air into the entire
vehicle interior
Y
Directs air to the footwells
iThese settings should only be selected
for a short time.

152 Controls in detailClimate controlDeactivating
Press button
P
.
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
.
The indicator lamp on the button
comes on.
Deactivating

Press button
O
.
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.
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 sliding/pop-up roof*
will be closed.
The air recirculation mode is activated
automatically at high outside tempera-
tures.
If you have turned off the air condition-
ing (
page 154) or the outside
temperature is below 41°F (5°C), the
air recirculation mode will not switch
on automatically.
iIf you keep button
O
pressed the
side windows and sliding/pop-up roof*
will be returned to their previous posi-
tion.