2010 MERCEDES-BENZ R320 headlamp

G
Warning!
In low ambient lighting or foggy conditions,
only switch from position à to L with
the vehicle at a standstill in a safe location.
Switching from à to L will briefly
switch off the headlamps. Doing so while
driving in low ambient lighting conditions may
result in an accident.
Fog lamps will operate with the parking lamps
and/or the low-beam headlamps on. Fog
lamps should only be used in conjunction with
low-beam headlamps. Consult your State or
Province Motor Vehicle Regulations
regarding permissible lamp operation.
X Switch on the ignition.
X Turn the exterior lamp switch to position
T or L (Y page 97).
X Switching on front fog lamps: Pull out the
exterior lamp switch to first stop.
The green indicator lamp N in the
exterior lamp switch comes on.
X Switching on rear fog lamp: Pull out the
exterior lamp switch to second stop.
The rear fog lamp, the front fog lamps, the
green and the yellow indicator lamp R
in the exterior lamp switch come on.
X Switching off front fog lamps/rear fog
lamp: Push in the exterior lamp switch to
its stop.
Locator lighting and night security
illumination Locator lighting and night security
illumination are described in the “Control
system” section, see “Switching locator
lighting on or off” (Y page 135) and
“Switching night security illumination
(Headlamps delayed shut-off feature) on or
off” (Y page 135). Combination switch
Turn signals
X
Press the combination switch in direction
of arrow ; or ?.
The corresponding turn signal indicator
lamp ! or # in the instrument
cluster flashes.
The combination switch resets automatically
after major steering wheel movements.
i To signal minor directional changes such
as changing lanes, press the combination
switch only to point of resistance and
release. The corresponding turn signal
lamps will flash three times.
High beam X
Turn the exterior lamp switch to position
L (Y page 97).
X Switching on: Push the combination
switch in direction of arrow :.
The high-beam headlamp indicator lamp
K in the instrument cluster comes on.
X Switching off: Pull the combination switch
in direction of arrow = to its original
position.
i Also note the information on high-beam
headlamps with activated automatic
headlamp mode (Y page 98) or the daytime
running lamp mode ( Y page 99).100
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High-beam flasher
X
Switching on: Pull the combination switch
briefly in direction of arrow =.Hazard warning flasher
The hazard warning flasher can be switched
on at all times, even with the SmartKey
removed from the starter switch.
The hazard warning flasher comes on
automatically when an air bag deploys. X
Switching on: Press hazard warning
flasher switch :.
All turn signal lamps are flashing.
i With the hazard warning flasher activated
and the combination switch set for either
left or right turn, only the respective left or
right turn signals will operate when the
ignition is switched on.
X Switching off: Press hazard warning
flasher switch : again.
i If the hazard warning flasher has been
activated automatically, press hazard
warning flasher switch : to switch it off.Headlamp cleaning system
The headlamps will be cleaned with a high-
pressure water jet automatically when the
engine is running and you have
R switched on the headlamps and
R the windshield wipers have wiped the
windshield with washer fluid five times
The counter resets when you switch off the
headlamps.
For information on filling up the washer
reservoir, see “Washer system and headlamp
cleaning system” ( Y page 226). Corner-illuminating front fog lamps
The corner-illuminating front fog lamps
improve illumination of the area in the
direction into which you are turning.
The corner-illuminating front fog lamps will
only operate
R in low ambient lighting conditions
R at vehicle speeds below 25 mph
(40 km/h)
R with the front fog lamps switched off
R when the engine is running
Switching on X
Turn the exterior lamp switch to position
L or Ã.
or
X Activate the daytime running lamp mode
(Y page 99).
X Switch on the left or right turn signal,
depending on whether you are turning left
or right.
The respective front fog lamp comes on. If
you have switched on the turn signal for
one side but turn the steering wheel in the
other direction, the corner-illuminating
front fog lamp on the side of the turn signal
comes on.
or
X Turn the steering wheel in the desired
direction.
Driving forward: The front fog lamp on the
side of your steering direction comes on. Lighting
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Single wipe
X
Press the combination switch briefly in
direction of arrow B to the resistance
point.
The windshield wipers wipe one time
without washer fluid.
Wiping with washer fluid X
Press the combination switch in direction
of arrow B past the resistance point.
The windshield wipers operate with washer
fluid.
i To prevent smears on the windshield or
noisy/chattering wiper blades, wipe with
washer fluid every now and then even when
it is raining.
For information on filling up the washer
reservoir, see “Washer system and headlamp
cleaning system” ( Y page 226).
For information on cleaning the headlamps
with washer fluid, see “Headlamp cleaning
system” ( Y page 101). Rear window wiper/washer
X Observe notes on page (Y page 103).
The rear window wiper engages automatically
when the automatic transmission is shifted
into reverse gear R with the windshield wipers
switched on. Combination switch
:
Rear window wiper switch
2 Wiping rear window with washer fluid 3
Intermittent wiping
4 Rear window wiper off
5 Wiping rear window with washer fluid
X Switch on the ignition.
X Turn rear window wiper switch : to the
desired position. Rear window wiper indicator
B appears in
the lower multifunction display when the rear
window wiper is activated.
For information on filling up the washer
reservoir, see “Washer system and headlamp
cleaning system” ( Y page 226). Problems with wipers
! If anything blocks the wipers (leaves,
snow, etc.), switch them off immediately.
For safety reasons, stop the vehicle in a
safe location, and
R -
remove the SmartKey from the starter
switch
or
- turn off the engine by pressing the
KEYLESS-GO start/stop button and
open the driver’s door (with the
driver’s door open, starter switch is in
position 0, same as with SmartKey
removed from starter switch)
- engage the parking brake
before attempting to remove any
blockage.
R Remove blockage.
R Turn the wipers on again. Wipers
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Resetting to factory settings
You can reset the settings of all submenus to
the factory settings.
For safety reasons, the function
Lamp
Circuit Headlamp in the Lighting
submenu cannot be reset while driving.
The following message appears in the
multifunction display:
Settings
Cannot be
completely reset
to factory settings
when engine is running.
X Press button V or U repeatedly until
the Settings menu appears in the
multifunction display. X
Press the reset button in the instrument
cluster (Y page 122) for approximately
3 seconds. X
Press the reset button once more.
The settings you have changed will not be
reset unless you confirm the action by
pressing the reset button a second time. After
approximately 5 seconds, the Settings
menu reappears in the multifunction display. Submenus in the Settings menu X
Press button V or U repeatedly until
the Settings menu appears in the
multifunction display.
X Press button &.
The collection of the submenus appears in
the multifunction display. There are more
submenus than can be displayed
simultaneously. X
Press button X.
The selection marker moves to the next
submenu.
X Scroll down with button X, scroll up
with button W.
X With the selection marker on the desired
submenu, use button & to access the
individual functions within that submenu.
X Once within the submenu, use button
& to move to the next function or button
* to move to the previous function
within that submenu.
X Use button W or X to change the
settings of the respective function.
The following lists show what settings can be
changed within the various menus. Detailed
instructions on making individual settings can
be found on the following pages.
Instrument cluster submenu
R Selecting speedometer/odometer display
mode ( Y page 132) (Canada only)
R Selecting digital speedometer display
mode ( Y page 132) Control system
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R
Selecting language ( Y page 133)
R Selecting display (digital speedometer or
outside temperature) for status indicator
(Y page 133)
Time/Date submenu
R Setting the time ( Y page 133)
R Setting the date (Y page 134)
Lighting submenu
R Switching daytime running lamp mode on
or off (USA only) (Y page 134)
R Switching locator lighting on or off
(Y page 135)
R Switching night security illumination
(Headlamps delayed shut-off feature) on or
off (Y page 135)
R Switching interior lighting delayed shut-off
on or off ( Y page 136)
Vehicle submenu
R Switching automatic central locking on or
off (Y page 137)
Comfort submenu
R Activating easy-entry/exit feature
(Y page 137)
R Activating/deactivating seat belt
adjustment feature (Y page 138)
R Switching fold-in function for exterior rear
view mirrors on or off (Y page 138)
Instrument cluster submenu Access the
Instrument Cluster submenu
via the Settings menu. Use the
Instrument Cluster submenu to change
the instrument cluster display settings.
The following functions are available:
R Selecting speedometer/odometer display
mode ( Y page 132) (Canada only)
R Selecting digital speedometer display
mode ( Y page 132) R
Selecting language ( Y page 133)
R Selecting display (digital speedometer or
outside temperature) for status indicator
(Y page 133)
Selecting speedometer/odometer
display mode (Canada only)
X Press button V or U repeatedly until
the Settings menu appears in the
multifunction display.
X Press button &.
X Move the selection marker with button
W or X to the Instrument
Cluster submenu.
X Press button & or * repeatedly until
the message Display Unit
Speedometer/Odometer appears in the
multifunction display.
The selection marker is on the current
setting. X
Press button W or X to set
speedometer/odometer unit to Km or
Miles.
Selecting digital speedometer display
mode
X Press button V or U repeatedly until
the Settings menu appears in the
multifunction display.
X Press button &.
X Move the selection marker with button
W or X to the Instrument
Cluster submenu.
X Press button & or * repeatedly until
the message Display Unit Digital 132
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X
Press button W or X to switch the
daytime running lamp mode On or Off.
With daytime running lamp mode switched on
and the exterior lamp switch in
position $ or Ã, the low-beam
headlamps are switched on when the engine
is running.
In low ambient light conditions the following
lamps will come on additionally:
R Parking lamps
R Tail lamps
R License plate lamps
R Side marker lamps
For more information on the daytime running
lamp mode, see ( Y page 99).
For safety reasons, changing the setting for
the daytime running lamp mode is not
possible while the vehicle is in motion.
The following message appears in the
multifunction display:
Settings can only be made with
engine off.
For safety reasons, resetting all the functions
of all submenus to the factory settings while
driving ( Y page 131) will not deactivate the
daytime running lamp mode.
Switching locator lighting on or off
With the locator lighting feature activated, the
exterior lamp switch in position à and the
interior lighting in automatic mode, the
following lamps will come on during darkness
when the vehicle is unlocked using button
% on the SmartKey:
R Parking lamps
R Tail lamps R
License plate lamps
R Side marker lamps
R Front fog lamps
The locator lighting goes out when the driver’s
door is opened.
If you do not open the driver’s door after
unlocking the vehicle with the SmartKey, the
lamps will go out automatically after
approximately 40 seconds.
X Press button V or U repeatedly until
the Settings menu appears in the
multifunction display.
X Press button &.
X Move the selection marker with button
W or X to the Lighting submenu.
X Press button & or * repeatedly until
the message Surround Lighting
Function appears in the multifunction
display.
The selection marker is on the current
setting. X
Press button W or X to switch the
locator lighting function On or Off.
X Turn the exterior lamp switch to position
à when exiting the vehicle.
The locator lighting feature is activated.
Switching night security illumination
(Headlamps delayed shut-off feature) on
or off
Use this function to set whether you would
like the exterior lamps to remain on for
15 seconds during darkness after exiting the
vehicle and closing all doors. Control system
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With the headlamps delayed shut-off feature
activated and the exterior lamp switch in
position
à before the engine is turned off,
the following lamps will come on when the
engine is turned off:
R Parking lamps
R Tail lamps
R License plate lamps
R Side marker lamps
R Front fog lamps
If, after turning off the engine, you do not
open a door or do not close an opened door,
the lamps will automatically go out after
60 seconds.
X Press button V or U repeatedly until
the Settings menu appears in the
multifunction display.
X Press button &.
X Move the selection marker with button
W or X to the Lighting submenu.
X Press button & or * repeatedly until
the message Headlamp Delayed Shut-
off appears in the multifunction display.
The selection marker is on the current
setting. X
Press button W or X to switch the
headlamps delayed shut-off feature On or
Off.
X Turn the exterior lamp switch to position
à before turning off the engine.
The headlamps delayed shut-off feature is
activated. You can temporarily deactivate the
headlamps delayed shut-off feature:
X
Before exiting the vehicle, turn the
SmartKey in the starter switch to position
0.
X Then turn it to position 2 and back to
position 0.
The headlamps delayed shut-off feature is
deactivated. It will reactivate as soon as
you start the engine.
Switching interior lighting delayed shut-
off on or off
Use this function to set whether you would
like the interior lighting to remain on for
10 seconds during darkness after you have
removed the SmartKey from the starter
switch.
X Press button V or U repeatedly until
the Settings menu appears in the
multifunction display.
X Press button &.
X Move the selection marker with button
W or X to the Lighting submenu.
X Press button & or * repeatedly until
the message Interior Lighting
Delayed Shut-off appears in the
multifunction display.
The selection marker is on the current
setting. X
Press button W or X to switch the
interior lighting delayed shut-off feature
On or Off. 136
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i
Leaving the engine running and the fuel
filler cap open can cause the yellow fuel
tank
reserve warning lamp to flash and the
malfunction indicator lamp ! (USA
only) or ; (Canada only) to illuminate.
For more information, see also “Practical
hints” (Y page 305).
X Remove the SmartKey from the starter
switch.
KEYLESS-GO: Open the driver’s door (this
puts the starter switch in position 0, same
as with the SmartKey removed from the
starter switch). The driver’s door then can
be closed again.
X Opening: Press fuel filler flap : at the
point indicated by the arrow.
X Turn fuel filler cap ; counterclockwise.
X Take off fuel filler cap ;.
! The fuel filler cap is tethered to the fuel
filler neck. Do not drop the cap. It could
damage the vehicle paint finish.
X Set fuel filler cap ; on fuel filler flap :.
X Fully insert filler nozzle unit and refuel.
X Only fill your tank until the filler nozzle unit
cuts out – do not top off or overfill .
X Closing: Turn fuel filler cap ; clockwise
until it audibly engages.
X Close fuel filler flap :.
Low outside temperatures (diesel
engine) !
Do not fill the tank with gasoline. Do not
blend

diesel fuel with gasoline or kerosene.
The fuel system and engine will otherwise
be damaged, which is not covered by the
Mercedes-Benz Limited Warranty.
To prevent malfunctions, diesel fuel with
improved cold flow characteristics is offered
in the winter months. Check with your fuel
retailer. Check regularly and before a long trip
For information on quantities and
requirements

of operating agents, see “Fuels,
coolants, lubricants, etc.” (Y page 350).
Check the following:
R Engine oil level ( Y page 224)
R Tire inflation pressure ( Y page 230)
R Coolant level ( Y page 225)
R Vehicle lighting ( Y page 313)
R Washer system and headlamp cleaning
system (Y page 226)
R Brake fluid ( Y page 227) Engine compartment
Hood
G
Warning!
Do not pull the release lever while the vehicle
is in motion. Otherwise the hood could be
forced open by passing air flow.
This

could cause the hood to come loose and
injure you and/or others.
Opening G
Warning!
Do not open the hood when the engine is
overheated. You could be seriously injured.
Observe the coolant temperature display to
determine whether the engine may be
overheated. If you see flames or smoke
coming from the engine compartment, move
away from the vehicle. Wait until the engine
has cooled. If necessary, call the fire
department. G
Warning!
You could be injured when the hood is open –
even when the engine is turned off.
Parts of the engine can become very hot. To
prevent

burns, let the engine cool completely
before touching any components on the 222
Engine compartment
Operation
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