Page 133 of 356

131 Controls in detail
Good visibility
Folding in
Briefly press button1 (
page 130).
The mirrors fold in.Folding out
Briefly press button2.
The mirrors fold out.
Windshield wipers
For more information on the windshield
wipers, see the “Getting started” section
(page 51).
!Before you drive the vehicle through an
automatic car wash, fold the exterior
mirrors in, otherwise they may get
damaged.iIf you are driving at more than approxi-
mately 9 mph (15 km / h), you will not
able to fold the exterior mirrors in.
!If an exterior rear view mirror housing
is forcibly pushed forward (hit from the
rear), reposition it manually by applying
firm pressure until it snaps back into
place.
If an exterior rear view mirror is forcibly
pushed rearward (hit from the front)
press button1 to fold mirrors in, then
press button2 to fold mirrors out. Do
not force mirrors by hand as this may
damage the adjustment mechanism.
The mirror housing is now properly po-
sitioned and you can adjust the mirror
normally.
!If leaves, snow, etc. block the wind-
shield wipers, the wiper motor turns
off.
For safety reasons, withdraw key
from steering lock. Remove block-
age.
Turn the windshield wipers on
again.
If windshield wipers fail to function at
all in switch position1,
set the wiper switch to the next
highest wiper speed.
have the windshield wipers
checked at the nearest authorized
Mercedes-Benz Light Truck Center.
Page 134 of 356

132 Controls in detailGood visibilityIntermittent wiping
Windshield wipers without rain sensor*
At speeds of approximately 105 mph
(170 km / h) the wiper switches automati-
cally to continuous wiping. Always obey lo-
cal speed limits.Windshield wipers with rain sensor*
A rain sensor automatically controls the
windshield wipers depending on how wet
the windshield is.
Switch on ignition.
Set the wiper switch to position1
(page 51).
After the initial wipe, pauses between
wipes are automatically controlled by the
rain sensor which monitors the wetness of
windshield.
iIntermittent wiping is interrupted when
the vehicle is at a standstill and a front
door is opened.
iWhen intermittent wiping is on and the
key is turned from position1 to
position2 in the steering lock
(page 33), and kept in that position
for longer than two seconds, the wipe
interval will be set to approximately
five seconds.
!Do not leave windshield wipers in inter-
mittent setting when the vehicle is tak-
en to an automatic car wash or during
windshield cleaning. Wipers will oper-
ate in the presence of water sprayed on
the windshield, and wipers may be
damaged as a result.
The switch should not be left in inter-
mittent setting as the wipers will wipe
the windshield once every time the en-
gine is started. Dust that accumulates
on the windshield might scratch the
glass and / or damage the wiper blades
when wiping occurs on a dry wind-
shield.
Page 135 of 356

133 Controls in detail
Good visibility
Headlamp cleaning system*
The button is located on the right side of
the dashboard.Headlamp washer button
Switch on ignition.
Briefly press the upper part of button.
The headlamps will be cleaned with a
high-pressure water jet.For information on filling up the washer
reservoir, see the “Operation” section
(
page 230).
Rear window wiper
For more information on Rear window wip-
er, see the “Getting started” section
(page 52).
The rear window wiper will also automati-
cally engage if the windshield wiper is en-
gaged and the gear selector lever is placed
in reverse.Rear window wiper with rain sensor*
Rear window wiper intervals are controlled
automatically according to the amount of
water on the windshield and the speed of
the vehicle, if:
rear window wiper is switched on
front windshield wipers are switched to
intermittent wiping
The interval for the rear window wiper re-
mains constant when the windshield wiper
interval is ten seconds or more.
Page 142 of 356

140 Controls in detailAutomatic climate controlAdjusting air distribution
Turn air distribution control8
(page 137) to one the following
symbols:
Windshield fogged on the outside
Switch the windshield wipers on,
(page 51).
Turn air distribution control8 toh
ork.
Defrosting
Activating
Press buttonP (
page 137).
The indicator lamp on the buttonP
comes on.
Deactivating
Press buttonP again.
or
Press buttonU (
page 137).
The indicator lamp on the buttonP
goes out.
Air recirculation mode
Switch to air recirculation mode to prevent
unpleasant odors from entering the vehicle
from the outside. This setting cuts off the
intake of outside air and recirculates the
air in the passenger compartment.
Symbol
Function
h
Directs air to the center
and side air vents
j
Directs air to the wind-
shield and side air vents
V
Directs air into the en-
tire vehicle interior
k
Directs air to the foot-
wells and side air vents
iThese settings should only be selected
for a short time.
When the defrost setting has been se-
lected, only the rear window defroster
can be switched on. No other settings
are possible.
Warning!
G
When the outside temperature is below
41°F (5°C), only switch to air recirculation
mode for short periods to prevent window
fogging.
Page 224 of 356

222 OperationEngine compartmentHood
Opening
1Release lever
Pull release lever1 downwards.
The hood is unlocked. Handle2 pro-
trudes slightly from the radiator-grille.
If not, lift the hood slightly.
2Handle for opening the hood
Pull handle2 to its stop out of the
radiator-grille.
Pull up on the hood and then release it.
The hood will be automatically held
open at shoulder height by gas-filled
struts.
Warning!
G
Do not pull the release lever while the vehi-
cle is in motion. Otherwise the hood could
be forced open by passing air flow.
!To avoid damage to the windshield wip-
ers or hood, never open the hood if the
wiper arms are folded forward away
from the windshield.
Warning!
G
To help prevent personal injury, stay clear of
moving parts when the hood is open and the
engine is running. Make sure the hood is
properly closed before driving. When closing
the hood, use extreme caution not to catch
hands or fingers.
The radiator fan may continue to run for ap-
proximately 30 seconds or even restart af-
ter the engine has been turned off. Stay
clear of fan blades.
Page 245 of 356

243 Operation
Vehicle care
Cleaning the Parktronic* system
sensors
1Parktronic* system sensors
Use a mild car wash detergent, such as
Mercedes-Benz approved Car Sham-
poo, with plenty of water to clean the
sensors1.
When using a steam cleaner or power
washer, aim nozzle only briefly from a min-
imum distance of 12 in (30 cm) at
sensors1.To prevent scratches, never apply strong
force and only use a soft, non-scratchy
cloth when cleaning the sensor. Do not
attempt to wipe dirty sensors with a dry
cloth or sponge.
Wiper blades
Fold wiper arms forward.
Clean the wiper blades inserts with a
clean cloth and detergent solution.Window cleaning
Fold wiper arms forward.
Use a window cleaning solution on all
glass surfaces.
An automotive glass cleaner is recom-
mended.
Warning!
G
For safety reasons, switch off wipers and re-
move key from steering lock before cleaning
the wiper blades, otherwise the wiper motor
might suddenly turn on and cause injury.
!Fold the windshield wiper arms back
onto the windshield before turning the
key in the steering lock.
Hold on to the wiper when folding the
wiper arm back. If released, the force
of the impact from the tensioning
spring could crack the windshield.Warning!
G
For safety reasons, switch off wipers and re-
move key from steering lock before cleaning
the windshield, otherwise the wiper motor
might suddenly turn on and cause injury.
Page 246 of 356

244 OperationVehicle careLight alloy wheels
Mercedes-Benz approved Wheel Care
should be used for regular cleaning of the
light alloy wheels.
If possible, clean wheels once a week with
Mercedes-Benz approved Wheel Care, us-
ing a soft bristle brush and a strong spray
of water.
Follow instructions on container.Instrument cluster
Use a gentle dishwashing detergent or
mild detergent for delicate fabrics as a
washing solution. Wipe with a cloth moist-
ened in lukewarm solution. Do not use
scouring agents.
Steering wheel and gear selector lever
Wipe with a damp cloth and dry thoroughly
or clean with Mercedes-Benz approved
Leather Care.
Cup holder
Use a gentle dishwashing detergent or
mild detergent for delicate fabrics as a
washing solution. Wipe with a cloth moist-
ened in lukewarm solution. Do not use
scouring agents.Hard plastic trim items
Pour Mercedes-Benz approved Interior
Care onto soft lint-free cloth and apply
with light pressure.
Headliner and rear window shelf
Clean with soft bristle brush, or use a
dry-shampoo cleaner in case of excessive
dirt.
Seat belts
The webbing must not be treated with
chemical cleaning agents. Only use clear,
lukewarm water and soap. Do not dry the
webbing at temperatures above 176°F
(80°C) or in direct sunlight.
!Fold the windshield wiper arms back
onto the windshield before turning the
key in the steering lock.
Hold on to the wiper when folding the
wiper arm back. If released, the force
of the impact from the tensioning
spring could crack the windshield.iOnly use acid-free cleaning materials.
Acid may cause corrosion or damage
the clear coat.
Warning!
G
Do not bleach or dye seat belts as this may
severely weaken them. In a crash they may
not be able to provide adequate protection.
Page 249 of 356
247 Practical hints
What to do if …
Where will I find ...?
Unlocking / locking in an emergency
Opening / closing in an emergency
Replacing key batteries
Replacing bulbs
Replacing wiper blades
Flat tire
Battery
Jump starting
Towing the vehicle
Fuses