2004 MERCEDES-BENZ C320 starter

106 Controls in detailLightingSwitching on high beams
Turn exterior lamp switch to
positionB or toU
(page 102).

Push combination switch in direction of
arrow1.
The high beam indicatorA on the
instrument cluster comes on.
High beam flasher

Pull combination switch briefly in
direction of arrow2.
Hazard warning flasher
The hazard warning flasher can be activat-
ed with the ignition switched on or off. It is
activated automatically when an airbag is
deployed.
The switch is located on the center con-
sole.
1Hazard warning flasher switchSwitching on the hazard warning
flasher

Press hazard warning flasher switch.
All turn signals will flash.
Switching off the hazard warning
flasher

Press hazard warning flasher switch
again.iWith the hazard warning flasher acti-
vated and the combination switch set
for either left or right turn, only the re-
spective left or right turn signals will
operate when the SmartKey in the
starter switch is in position1 or2.iIf the hazard warning flasher was
activated automatically, also press
switch1 to switch off the hazard
warning flasher.

107 Controls in detail
Lighting
Interior lighting
The controls are located in the overhead
control panel.
1Rear interior lights
2Right front reading lamp
3Rocker switch for automatic control
system
4Left front reading lampActivating automatic control

Press rocker switch3 to center
position.
Interior lamps are switched on in
darkness, even when you:

unlock the vehicle


open a door


remove the SmartKey from the
starter switch
The interior lamps are switched off after a
preset time (
page 132).Deactivating automatic control

Press the= symbol on rocker
switch3.
The interior lighting remains switched
off, even when you:

unlock the vehicle


open a door


remove the SmartKey from the
starter switch
Manual control
Switching all front interior lights on and
off

Press theW symbol on rocker
switch3.
The front interior lights come on.

Press rocker switch3 to center
position to activate the automatic
control.
iIf the door remains open, the interior
lamps switch off automatically after
approximately five minutes, when the
SmartKey is removed or in starter
switch position0.
An interior lamp switched on manually
does not go out automatically.

108 Controls in detailLightingSwitching rear interior lights on and off
Press buttonV.
The lights in the rear passenger
compartment come on.

Press buttonV again.
The lights in the rear passenger
compartment go out.
Switching right front reading lamp on
and off

Press right buttonX.
The right reading lamp comes on.

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

Press left buttonX.
The left reading lamp comes on.

Press left buttonX again.
The left reading lamp goes 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 auto-
matic function.
The entry lamp switches off automatically
when the door is closed.
Trunk lamp
The trunk lamp switches on if the trunk lid
is opened.
If you leave the trunk open for an extended
period of time, the trunk lamp will switch
off automatically after approximately ten
minutes.
iIf you turn the SmartKey in the starter
switch to position0 and switch off the
exterior headlamps, the door entry
lamps will remain lit for approximately
five minutes.

110 Controls in detailInstrument clusterCoolant temperature display
Turn the SmartKey in the starter switch to
position1 or2.

Call up the trip odometer and main
odometer by pressing buttonè
orÿ on the multifunction steering
wheel (
page 114).

Press buttonj ork until the
coolant temperature display appears.During severe operating conditions, e.g.
stop-and-go traffic, the coolant tempera-
ture may rise close to 248°F (120°C).
The engine should not be operated with
the coolant temperature above 248°F
(120°C). Doing so may cause serious en-
gine damage which is not covered by the
Mercedes-Benz Limited Warranty.
Warning!
G


Driving when your engine is badly
overheated can cause some fluids which
may have leaked into the engine
compartment to catch fire. You could be
seriously burned.


Steam from an overheated engine can
cause serious burns and can occur just
by opening the hood. Stay away from
the engine if you see or hear steam com-
ing from it.
Turn off the engine, get out of the vehicle
and do not stand near the vehicle until the
engine has cooled down.
iExcessive coolant temperature triggers
a warning in the multifunction display.

113 Controls in detail
Control system
Control system
The control system is activated as soon as
the SmartKey in the starter switch is
turned to position1. The control system
enables you to

call up information about your vehicle


change vehicle settings
For example, you can use the control
system to find out when your vehicle is
next due for service, to set the language
for messages in the instrument cluster
display, and much more.
The control system relays information to
the multifunction display.
Multifunction display
1Outside temperature
2Main odometer
3Trip odometer
4Automatic transmission program mode
5Current gear selector lever position
6Digital clock
iThe displays for the audio systems
(radio, CD player, cassette player) will
appear in English, regardless of the
language selected.
Warning!
G
A driver’s attention to the road and traffic
conditions must always be his/her primary
focus when driving.
For your safety and the safety of others,
selecting features through the multifunction
steering wheel should only be done by the
driver when traffic and road conditions
permit it to be done safely.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your vehicle is
covering a distance of 44 feet
(approximately 13.5 m) every second.

122 Controls in detailControl systemMalfunction memory menu
Use the malfunction memory menu to scan
malfunction and warning messages that
may be stored in the system. What
information is shown in the display
depends on whether malfunctions have
actually occurred.

Press buttonè orÿ repeatedly
until you see the malfunction message
memory in the display.
No malfunction messages
If no malfunctions have occurred, the
message in the display is:
NO MALFUNCTIONMalfunctions have occurred
If malfunctions have occurred, you will see
the number of malfunctions in the display:
1Number of malfunctions

Press buttonk orj.
The stored messages will now be dis-
played in order. For malfunction and
warning messages, see “Messages in
the display” (
page 280).
Should any malfunctions occur while
driving, the number of malfunctions will
reappear in the display when the SmartKey
in the starter switch is turned to position0
or removed from the starter switch.
Warning!
G
Malfunction and warning messages are only
indicated for certain systems and are inten-
tionally not very detailed. The malfunction
and warning messages are simply a remind-
er with respect to the operation of certain
systems and do not replace the owner’s
and/or 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 (
page 280).
iThe message memory will be cleared
when you turn the SmartKey in the
starter switch to position1 or2. You
will then only see high-priority
messages in the multifunction display
(page 280).

131 Controls in detail
Control system
Setting night security illumination
(Exterior lamps delayed shut-off)
Use the
HEADLIGHTS DELAYED SHUT-OFF

function to set whether and for how long
you would like the exterior lamps to illumi-
nate during darkness after all doors are
closed.
When the delayed shut-off feature is acti-
vated and the exterior lamp switch is in
positionU, the following lamps will re-
main lit after you remove the SmartKey
from the starter switch:


Parking lamps


Tail lamps


License plate lamps


Front fog lampsTo activate night security illumination:

Select delayed shut-off period
(page 131).

Turn the exterior lamp switch to
positionU.
To select delayed shut-off period:

Move the selection marker with
theæ orç button to the LIGHTING
submenu.

Press buttonj ork repeatedly
until you see this message in the
display:
HEADLIGHTS DELAYED
SHUT-OFF.The selection marker is on the current
setting.

Pressæ orç to select the
desired lamp-on period.
You can select:

0 s
, the delayed shut-off feature is
deactivated


15 s
, 30 s
, 45 s
or
60 s
, the delayed
shut-off feature is activated
You can temporarily deactivate the
delayed shut-off feature:

Before leaving the vehicle turn the
SmartKey in the starter switch to
position0.

Then turn it to position2 and back
to0.
iYou can reactivate this function within
ten minutes by opening a door.
If you do not open a door after
removing the SmartKey, the lamps will
automatically switch off after
60 seconds.


132 Controls in detailControl system
The delayed shut-off feature is
deactivated. It will reactivate as soon
as you reinsert the SmartKey in the
starter switch.
Interior lighting delayed shut-off
Use this function to set whether and for
how long you would like the interior
lighting to remain lit during darkness after
the SmartKey is removed from the starter
switch.

Move the selection marker with
theæ orç button to the LIGHTING
submenu.

Press buttonj ork repeatedly
until you see this message in the
display:
INT. LIGHTING DELAYED
SHUT-OFF.The selection marker is on the current
setting.

Pressæ orç to select the
desired lamp-on time period.
You can select:

0 s
, the delayed shut-off feature is
deactivated


5 s,
10 s
, 15 s
or
20 s
, the delayed
shut-off feature is activatedVehicle submenu
Access the
VEHICLE
submenu via the
SETTINGS
menu. Use the
VEHICLE
submenu
to make general vehicle settings. The
following functions are available:
Setting station selection mode
Use the
PRESS BUTTON IN AUDIO MODE
function to select the manual or memory
station selection mode for the radio
(page 119).

Move the selection marker with
theæ orç button to the VEHICLE
submenu.
Function
Page
Set station selection mode
(radio)
132
Set automatic locking
133