key MERCEDES-BENZ C320 2001 W203 Service Manual

84 Rear view mirrors
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Driver’s side exterior mirror, antiglare mode
Antiglare mode:
With the electronic key in starter switch position 2, the
mirror reflection brightness responds to changes in
light sensitivity.
With the gear selector lever in position “R”, or with the
interior light switched on, the mirror brightness does
not respond to changes in light sensitivity.
Note:
The automatic antiglare function does not react, if
incoming light is not aimed directly at sensors in the
mirror.Important!
Electrolyte drops coming into contact with the vehicle
paint finish can only be completely removed while in
their liquid state, by applying plenty of water.
Wa r n i n g !
In the case of an accident liquid electrolyte may
escape the mirror housing when the mirror glass
breaks.Electrolyte has an irritating effect. Do not allow the
liquid come into contact with eyes, skin, clothing,
or respiratory system. In cases it does, immediately
flush affected area with water, and seek medical
help if necessary.

85 Memory function
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Memory function
The memory and stored position buttons are located on
the doors.
1Memory button, used to store selected positions
which can be retrieved by pressing
2Stored position button
Turn to position “1”, “2”, or “3”Together with the driver’s seat position you can store
the positions for steering wheel and exterior rear view
mirrors.
For the front passenger you can store the seat position.
Three stored positions for the driver’s seat are available
for each of the two electronic main keys.

86 Memory function
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Storing positions into memory:
With the electronic key in starter switch position 1 or 2
or with the relevant door open and the electronic key
inserted in the starter switch.
Adjust the seat to the desired position.
Driver’s seat:
You can also adjust the steering wheel and the exterior
mirrors electrically for the driver’s seat. See page 81 for
exterior mirror adjustment and page 79 for steering
wheel adjustment.
Turn button (2) to selected memory position.
Push memory button (1), release and push the position
button (2) within 3 seconds.Recalling positions from memory:
To recall a seat / steering wheel and exterior rear view
mirror position, turn button (2) to selected memory
position and press to recall.
The seat / steering wheel and exterior rear view mirror
movement stops when the button is released.
Caution!
Do not operate the power seats using the memory
button if the backrest is in an excessively reclined
position. Doing so could cause damage to front or rear
seats.
First move backrest to an upright position.

89 Instrument cluster
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index 1Knob for instrument cluster illumination,
seepage90
Reset knob for trip odometer, see page 91 and
individual settings, see page 111
2Tachometer
3Antilock brake system (ABS) malfunction indicator
lamp, see page 272
4Brake fluid low or parking brake engaged,
seepage278
5Speedometer
6Left turn signal indicator lamp, see combination
switch on page 134
7Electronic stability program (ESP) warning lamp,
system is adjusting to road conditions, see page 273
8Indicator lamp without function. It illuminates with
the electronic key in starter switch position 2. It
should go out when the engine is running.
9CHECK ENGINE malfunction indicator lamp,
seepage268
10High beam headlamp indicator,
seeexterior lamp switch, page130, and
combination switch, see page 13411High beam headlamp indicator,
exterior lamp switch, see page 130 and
combination switch, see page 134.
12Multifunction display, see page 92
Instrument cluster display, see page 274
13Trip odometer, see page 91 and 96
14Main odometer, see page 96
15Display for program mode and gear range
indicators, page 237
16Malfunction/warning message memory,
seepage109
17Outside temperature indicator, see page 91
18Digital clock
To set the time, see individual settings on page 111
19Right turn signal indicator lamp, see combination
switch on page 134
20Fasten seat belts, see page 273
21Supplemental restraint system (SRS) malfunction
indicator lamp, see page 271
22Fuel gauge with reserve and fuel cap placement
warning lamp, see page 271

90 Instrument cluster
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Activating instrument cluster display
The instrument cluster is activated by:
•Opening the door
1.
•Pressing button (1) on the instrument cluster
1.
•Turning the electronic key in starter switch to
position 1 or 2.
•Switching on the exterior lamps.
1 The instrument cluster is activated for approximately 30 seconds.Instrument cluster illumination
The instrument cluster illumination is dimmed or
brightened automatically to suit daylight lighting
conditions.
The instrument cluster illumination will also be
adjusted when the vehicle’s exterior lamps are switched
on.Display illumination, changing basic settings for driving
at dusk or in darkness:
Rotate adjusting knob (1) clockwise – instrument lamp
intensity increases.
Rotate adjusting knob (1) counterclockwise –
instrument lamp intensity decreases.
Note:
It is not possible to select a basic brightness setting in
daylight – the intensity is adjusted automatically.

95 Multifunction steering wheel, multifunction display
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index 1Multifunction display
2Multifunction steering wheel
Turn the electronic key in starter switch to position 1
or 2.Press button:
3è for next system
4ÿ for previous system
5j for next display in system
6k for previous display in system
7æ to increase the volume, see page 123
8ç to decrease the volume, see page 123
9í to dial a telephone number, see page 101
10ì to end a call
See page 101 for telephone and page 105 for
instructions on answering an incoming call.
11Horn pad
Press the è or ÿ button repeatedly until the
required system is displayed.
The display advances by one system each time the
button is pressed.
You may call up additional displays in some systems by
pressing the j or k button.
P46.10-2184-27

99 Multifunction steering wheel, multifunction display
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index CD player1Radio system is switched off.
2The CD player is switched on.
3The number of the CD currently playing is displayed
if you are using a CD changer.
4Track number.
“TITLE” appears on vehicles with COMAND system.
“TRACK” appears on vehicles with audio system.
The radio must be switched on.
The CD player must be switched on.
Press the è or ÿ button repeatedly until
display (2) appears.
Press the j or k button repeatedly until the
required track number (4) is displayed.
Pressing the è or ÿ button displays the next or
previous system.
Note:
To select a CD from the magazine, press a number on
the audio system or the (optional) COMAND system key
pad located in the center dashboard.
P54.30-3635-27

108 Multifunction steering wheel, multifunction display
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
To reset the short “AFTER START” (1) or long
“AFTER RESET” distance memory (2):
Call up the relevant display (1 or 2) using the j or
k button and press the reset knob on the instrument
cluster, see page 88, until the values are reset to “0”.Note:
The “AFTER START” trip odometer reading is
automatically reset after four hours of electronic key not
being in starter switch position 1 or 2.

109 Multifunction steering wheel, multifunction display
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Malfunction / warning message memory 1There are no messages stored in the system.
2Number of messages stored in the system.
3There are messages stored in the system.
Press the è or ÿ button repeatedly until the
message memory (1 or 2) is displayed.
Press the j or k button if display (2) appears.
The stored messages will now be displayed in order.
See page 274 for malfunction and warning messages.
Display (2) will reappear after you have scanned all the
malfunction and warning messages.
Should any malfunction or warning messages be stored
while driving, they will reappear in the display (2) when
the electronic key is in starter switch position 0 or
removed from the starter switch.
The malfunction or warning messages will now be
displayed for approximately 5 seconds each.
Pressing the reset knob on the instrument cluster
(see page 88) displays the malfunction and warning
messages once more.

110 Multifunction steering wheel, multifunction display
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
The message memory will be cleared when the
electronic key is turned in the starter switch to
position 1 or 2. Should any subsequent faults occur,
they will be displayed in the message memory.
Pressing the è or ÿ button displays the next or
previous system.Important!
Malfunction and warning messages are only indicated
for certain systems and displayed to a low level of detail.
The malfunction and warning messages are simply a
reminder with respect to the operation of certain
systems and do not replace the driver’s responsibility to
maintain the vehicle’s operating safety by having all
required maintenance and safety checks performed on
the vehicle and by bringing the vehicle to an authorized
Mercedes-Benz Center to address the malfunction and
warning messages. See page 274, for malfunction and
warning messages.