2001 MERCEDES-BENZ C320 light

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.

111 Multifunction steering wheel, multifunction display
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Individual settings 1Preliminary display of the individual settings.
2“SETTINGS” – the requested menu can be called up
in this options menu:
“INSTRUMENT CLUSTER”, see page 113.
“LIGHTING”, see page 117.
“VEHICLE”, see page 119.
“CONVENIENCE”, see page 121.
The four menus contain additional submenus.
Individual settings can be selected in these
submenus.
3See below for instructions on returning the setting
menus to the factory settings.
4Acknowledgment.
Note:
The displayed menu “SETTINGS” depends on the
equipment of the vehicle.
P54.30-3645-27

112 Multifunction steering wheel, multifunction display
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Press the è or ÿ button repeatedly until the
individual setting preliminary display (1) appears.
Press the j or k button until the setting menu
“SETTINGS” (2) is displayed.
Pressing the æ or ç button controls the selection
marker in the setting menu.
“INSTRUMENT CLUSTER”, see page 113.
“LIGHTING”, see page 117.
“VEHICLE”, see page 119.
“CONVENIENCE”, see page 121
Pressing the è or ÿ button displays the next or
previous system.
Notes:
These settings may only be performed with the vehicle
at stan dstill an d wit h the elec tr on ic key in starter s witch
position 1 or 2.
The individual setting preliminary display (1) will
appear if you speed up.
The setting menu previously called up will reappear
when the vehicle stops, providing no other system has
been called up in the meantime.To return menu “SETTINGS” (2) to its factory
setting:
•Call up the individual setting preliminary
display (1) or display (2).
•Press the reset knob on the instrument cluster
(see page 88) for approximately 3 seconds.
Display (3) will appear.
•Press the reset knob on the instrument cluster once
more. The menu “SETTINGS” is reset to factory
settings, acknowledged by display (4).
The individual setting preliminary display (1) will
appear if you do not press the reset knob on the
instrument cluster within about 5 seconds. The
setting menus will not be reset.

117 Multifunction steering wheel, multifunction display
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index “LIGHTING”
P54.30-3647-29

118 Multifunction steering wheel, multifunction display
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
1Preliminary display of the individual settings
2“SETTINGS” – in this options menu you can call up
the menu “LIGHTING”.
Pressing buttonæ orç on the multifunction
steering wheel controls the selection marker.
3“LIGHT CIRCUIT HEADLAMP MODE”
1,
seepage131.
4“LOCATOR LIGHTING”, see page 133.
5“HEADLAMPS DELAYED SWITCH-OFF”, see “Night
security illumination” on page 132.
6“INT. ILLUMINATION DELAYED SWITCH-OFF”, see
“Interior lighting” on page 189.
7Returning the setting menu “LIGHTING” to the
factory setting.
8Acknowledgment.
1Except CanadaPress the è or ÿ button repeatedly until the
individual setting preliminary display (1) appears.
Press the j or k button until the setting menu
“SETTINGS” (2) is displayed.Press buttonæ orç until the menu “LIGHTING”
is selected by the selection marker.
Press the j or k button until the required
display (3 to 6) is displayed. Pressing the æ orç
button controls the selection marker. The settings made
are stored and applied immediately.
The individual setting preliminary display (1) will
appear again after you have run through all the setting
menus. Pressing the è or ÿ button displays the
next or previous system.
To return menu “LIGHTING” (3 to 6) to its factory
setting:
•Call up menu (3 to 6).
•Press the reset knob on the instrument cluster (see
p age 88 ) in t he in str umen t c luste r fo r app rox imately
3 seconds. Display (7) will appear.
•Press the reset knob on the instrument cluster once
more. The menu “LIGHTING” is reset to factory
settings, acknowledged by display (8).
The individual setting display “SETTINGS” (2) will
appear if you do not press the reset knob on the
instrument cluster within about 5 seconds. The
setting menus will not be reset.

131 Exterior lamp switch
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Headlamp mode (HEADLAMPS)
(USA only)
The headlamps can be switched on and off manually or
automatically, or switched to daytime running lamp
mode.
Manual operation:
The low beam headlamps, parking lamps and license
plate lamps can be switched on and of f wit h t he exterior
lamp switch. For exterior lamp switch, see page 130.Autom ati c operation:
With electronic key in starter switch in position 1 turn
exterior lamp switch to positionU.
The parking lamps switch on and off automatically
depending on the brightness of the ambient light.
With the engine running and exterior lamp switch in
positionU:
The low beam headlamps, parking lamps and license
plate lamps are switched on and off automatically
depending on the brightness of the ambient light.
The low beam headlamps, parking lamps and license
plate lamps can still be switched on and off manually
using the exterior lamp switch.
Note:
The headlamps will not be automatically switched on
under foggy conditions.
Wa r n i n g !
The driver is responsible for the operation of the
vehicle’s lights at all times. The automatic
headlamp feature is only an aid to the driver.
Switch on the vehicle lights by hand when driving
or traffic conditions require you to do so.

132 Exterior lamp switch
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Daytime running lamp mode
Turn exterior lamp switch to positionM.
When the engine is running, the low beam headlamps
(includes parking lamps and license plate lamps) are
automatically switched on.
Canada only:
When shifting from a driving position to position “N”
or “P”, the low beam switches off (3 minutes delay).
For nighttime driving the exterior lamp switch should
be turned to position B to permit activation of the
high beam headlamps.
USA only:
The high beam headlamps can also be activated when
driving with the daytime running lamp mode activated
and exterior lamp switch in positionM.
See page 130 for notes on the exterior lamp switch.
To activate the daytime running lamp mode, see
“Individual settings” – “LIGHTING” on page 117.Night security illumination
When turning off the engine, the exterior lamps switch
on for added illumination, if they were previously
switched on (except in daytime running mode). After
the last door has been closed the lamp-on time period
commences.
The lamp-on time period for night security illumination
can be set at several different timed levels from 0 (off) to
60 seconds, see “Individual settings” - “LIGHTING” on
page 117.
Notes:
Within 10 minutes after closing the last door the night
security illumination can be reactivated by opening a
door.
See “Individual settings” – “LIGHTING” on page 117 for
instructions on how to activate the function.
Deactivating night security illumination temporarily:
Turn the electronic key in starter switch to position 0
then to position 2 and back to position 0 again before
getting out of the vehicle. The night security
illumination will not be activated when the door is
opened.

133 Exterior lamp switch
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Locator lighting
After unlocking the vehicle with the electronic main key
during darkness, the fog lamps, parking lamps,
taillamps and license plate lamps switch on for
approximately 40 seconds.
The exterior lamps will be switched off when opening
the driver’s door.
See “Individual settings” – “LIGHTING” on page 117 for
instructions on how to activate the function. Headlamp cleaning system
Turn the electronic key in starter switch to position 1.
The headlamps will be cleaned with a high-pressure
water jet when you press the headlamp washer
button (1).
See page 302 for instructions on filling up the
windshield/headlamp washer reservoir.