MERCEDES-BENZ C320 2001 W203 Owner's Manual

182 Audio system
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Terminating call
A current call can be terminated by pressing the “END”
button.
Muting a call
Pressing the “MUT” key will
silence the call. The caller can
no longer hear you. To return
to the conversation, press the
“MUT” key again.Component malfunctions
The radio, CD changer
1, and Mercedes-Benz integrated
cellular telephone
1 are part of a fiberoptic networked
system. Failure of one of the components can lead to
malfunctions of the other components. Please contact
your authorized Mercedes-Benz Center or call the
Mercedes-Benz Client Assistance Center (in the USA)
at1-800-FOR-MERCedes, or Customer Service (in
Canada) at1-800-387-0100 for more information in the
event of a malfunction.
1Optional equipment

183 Audio system
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Emergency call
Important!
If you press button for more than 1 second, the
number stored in memory location 1 (for example 911)
will be dialed.
The 911 emergency call system is a public service.
Using it without due cause is a criminal offence.
You can make an emergency call to an emergency
rescue station with a mobile communications network.
The emergency call will be placed as long as the
corresponding mobile communications network is
available. To do this, switch the telephone on if you have
not already done so.
The call will also be placed if the unlock-code is not
entered.Emergency calls may not be possible with all telephone
networks or if certain network services and/or
telephone functions are active. Check with your local
network operating company. It may take some time to
set up an emergency call.
To use this function you must ensure that the number
stored in memory location 1 is the number to be dialed
in case of emergency.
Note:
If an emergency call cannot be
connected, the message
“SYSTM BUSY” appears.

184 Interior equipment
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Power windows
The control panel is located on the driver’s door. Switches for:
1left, front
2right, front
3left, rear
4right, rear
There are individual switches in the front passenger
door and the rear doors for the respective windows.
Turn electronic key in starter switch to position 1 or 2.
Opening the windows:
Press the switch to resistance point.
Closing the windows:
Pull the switch to resistance point.
Release switch when window is in desired position.
P54.25-2259-26

185 Interior equipment
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Express opening and closing
Press or pull switch past resistance point and release –
window opens or closes completely.
To interrupt procedure, briefly press or pull switch.
If the upward movement of the window is blocked
during the closing procedure, the window will stop
during the last few inches before closure and open
slightly.
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, it will
stop but not
open slightly.
Note:
The power windows can also be opened and closed
using the convenience opening / closing feature, see
page 29.
Wa r n i n g !
When closing the windows, be sure that there is no
danger of anyone being harmed by the closing
procedure.In case of obstruction, the automatic reversal will
not operate if a window is being closed by pulling
the switch to its resistance point and holding it
there, or when using the electronic main key.The closing procedure can be immediately reversed
by either pressing or pulling the switch, or
pressing buttonΠon the electronic main key
and holding it.When leaving the vehicle, always remove the
electronic key 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 equipment can cause
serious personal injury.

186 Interior equipment
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Blocking of rear door window operation
The switch (1) is located on the driver’s door.
If no operation of the rear windows by switch (for
instance by children) is desired, slide override
switch (1) to the right; the N symbol becomes
visible.
Operation of the rear door windows with the switches
located in the driver’s door is still possible.Synchronizing power windows
If the power supply was interrupted, (battery
disconnected or low), the windows cannot be opened or
closed by the express feature.
To resynchronize the express feature, pull switch until
the window is completely closed and hold for
approximately 1 second. Repeat procedure for each
window.
The automatic full opening and closing procedure of the
windows should now be restored.

187 Interior equipment
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Sliding/pop-up roof
1to slide roof open
2to slide roof closed
3to raise roof at rear
4to lower roof at rearTurn the electronic key in starter switch to position 1
or 2.
To open, close, raise or lower the sliding/pop-up roof:
Move the switch to resistance point in the required
direction.
Release the switch when the roof has reached the
required position.
Wa r n i n g !
When closing the sliding / pop-up roof, be sure that
there is no danger of anyone being harmed by the
closing procedure.When leaving the vehicle, always remove the
electronic key 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 equipment can cause
serious personal injury.

188 Interior equipment
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Opening or closing the sliding / pop-up roof
automatically
Move the switch past resistance point in the direction
required and release.
The sliding / pop-up roof opens or closes completely.
Stopping the sliding / pop-up roof:
Move the switch in any direction.
If the movement of the sliding / pop-up roof is blocked
during the closing procedure, the roof will stop and
reopen slightly.With the roof closed or tilted open, a screen can be slid
into the roof opening to guard against sun rays. When
sliding the roof open, the screen will also retract.
Notes:
The sliding / pop-up roof can also be opened and closed
using the summer opening / convenience feature, see
page 29.
To avoid damaging the seals, do not transport any
objects with sharp edges which can stick out of the
sliding / pop-up roof.
The sliding/pop-up roof can be opened or closed
manually should an electrical malfunction occur, see
page 335.
Synchronizing the sliding / pop-up roof
The sliding / pop-up roof must be resynchronized if the
power supply has been interrupted (battery
disconnected or low), the sliding / pop-up roof has been
closed manually or the sliding / pop-up roof does not
open smoothly or malfunctions.
•Press the switch in the “raise” (3) direction, wait
until the sliding / pop-up roof is fully raised at rear
and hold the switch for approximately 1 second.
Wa r n i n g !
When closing the sliding / pop-up roof, be sure that
there is no danger of anyone being harmed by the
closing procedure.When leaving the vehicle, always remove the
electronic key 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 equipment can cause
serious personal injury.

189 Interior equipment
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Interior lighting
1Rear interior lights
Press the button to switch the rear passenger
compartment lights on / off.
2Right front reading lamp
Press the button to switch the reading lamp on or
off. The right reading lamp will be switched on or
off.3To switch off automatic function:
Press the rocker switch.
The interior lighting remains switched off, even
when unlocking the vehicle or opening a door or the
electronic key is removed from the starter switch.
4To select automatic function:
Press the rocker switch to the center position.
Interior lamps are switched on, and off (soft fade)
delayed, when unlocking or locking the vehicle, or
when opening or closing a door. However, there will
be no delay when the electronic key is in starter
switch position 2.
5Interior lamps, front:
Press rocker switch in to switch front interior lamps
on. The interior lighting stays on while the rocker
switch is pressed in.
Switching off the front interior lighting:
Press rocker switch to position (3) or (4).
6Left front reading lamp:
Press the button to switch the reading lamp on or
off. The left reading lamp will be switched on or off.

190 Interior equipment
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Notes:
The time delay for the interior light to switch off after
the electronic key is removed from the starter switch
can be adjusted in the “Individual settings” –
“LIGHTING”. See page 117.
To prevent the vehicle battery from being discharged
with doors open, all interior lamps switch off after
approximately 5 minutes.
An interior lamp switched on manually does not go out
automatically. Before leaving the vehicle, make sure that
all interior lamps are switched off.Door entry lamps
The appropriate entry lamp switches on if a door is
opened in darkness and if the interior lighting is
switched to automatic function.
The entry lamp switches off automatically when the
door is closed.

191 Interior equipment
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Rear window sunshade (optional)
The switch is located in the center console.
Turn the electronic key in starter switch to position 1
or 2.
Press the switch briefly:
1to raise
2to lowerAlways raise the sunshade fully for its support against
the window frame.
P68.50-2104-26
Wa r n i n g !
W hen opera tin g t he rea r w in dow sun sha de, be sure
that there is no danger of anyone being harmed by
the raising or lowering procedure.The raising or lowering procedure can be
immediately halted by briefly pressing the upper or
lower half of the switch.Briefly press upper or lower half of the switch
again to raise or lower the rear window sunshade
completely.When leaving the vehicle, always remove the
electronic key 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 equipment can cause
serious personal injury.