Page 54 of 480
53 Getting started
Driving
Switching on headlamps
Low beam headlamps
The exterior lamp switch is located on the
dashboard to the left of the steering wheel.Exterior lamp switch1Off
2Low beam headlamps on
Turn the exterior lamp switch to
position B.
The low beam headlamps come on.High beam
The combination switch is located on the
left of the steering column.
Combination switch1High beam
2High beam flasher
Push the combination switch in direc-
tion of arrow 1.
The high beam headlamps come on.
The high beam headlamp indicator
A in the instrument cluster comes
on (
page 27).
For more information, see “Lighting”
(
page 123).
Turn signals
The combination switch is located on the
left of the steering column.Combination switch1Turn signals, right
2Turn signals, left
Press the combination switch in direc-
tion of arrow1 or2.
The corresponding turn signal indicator
lampKorLin the instrument
cluster flashes (
page 25).
Page 55 of 480

54 Getting startedDrivingThe combination switch resets automati-
cally after major steering wheel move-
ments.
Windshield wipers
The combination switch is located on the
left of the steering column.Combination switch1Single wipe
Wiping with windshield washer fluid
2Switching on windshield wipers
Switch on the ignition (
page 36).Switching on windshield wipers
Turn the combination switch to the de-
sired position depending on the inten-
sity of the rain.
0Windshield wipers off
IIntermittent wiping
IINormal wiper speed
IIIFast wiper speed
iTo signal minor directional changes
such as changing lanes, press combi-
nation switch only to point of resis-
tance and release. The corresponding
turn signals will flash three times.
!Do not operate the windshield wipers
when the windshield is dry. Dust that
accumulates on a windshield might
scratch the glass and/or damage the
wiper blades when wiping occurs on a
dry windshield. If it is necessary to op-
erate the windshield wipers in dry
weather conditions, always operate the
windshield wipers with windshield
washer fluid (
page 55).
Page 62 of 480

61 Getting started
Parking and locking
Releasing seat belts
Press the seat belt release button
(page 47).
Allow the retractor to completely re-
wind the seat belt by guiding the latch
plate.
Locking
!Make sure the seat belt retracts fully so
that the seat belt and/or latch plate
cannot get caught or pinched in the
door or in the seat mechanism. This
can damage the seat belt and impair
the effectiveness of the seat belt,
and/or cause damage to the door
and/or door trim panel. Such damage
is not covered by the Mercedes-Benz
Limited Warranty.
Damaged seat belts must be replaced.
Contact an authorized Mercedes-Benz
Light Truck Center.
Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the door
openings when closing the doors. Be espe-
cially careful when small children are
around.
Before closing doors, make sure that there
is no possibility of someone getting caught
in a door during closing.Warning!
G
When leaving the vehicle, always remove the
SmartKey or the SmartKey with
KEYLESS-GO* from the starter switch, take
it with you, and lock the vehicle. Do not
leave children unattended in the vehicle, or
with access to an unlocked vehicle. Unsu-
pervised use of vehicle equipment may
cause an accident and/or serious personal
injury.
iIf you hear a warning signal you have
either
forgotten to turn off the lights be-
fore opening the driver’s door
In addition the message
Turn off
lamps
appears in the multifunction
display.
or
tried to turn off the engine while the
gear selector lever is not inP
In addition the message
Gear se-
lector lever to P
appears in the
multifunction display.
Turn off the lights or place the gear se-
lector lever inP.
Page 63 of 480
62 Getting startedParking and locking
Exit the vehicle and close the doors and
the trunk.
Locking with the SmartKey
Press the lock button‹on the
SmartKey (
page 34).
With the trunk and all doors closed, all
turn signal lamps flash three times. The
locking knobs on the doors move
down. The anti-theft alarm system is
armed.
For more information, see “Locking and
unlocking” (
page 96).Locking with KEYLESS-GO*
1Lock button
Press lock button1 on a door handle
or the lock button on the trunk lid
(page 105).
With the trunk and all doors closed, the
turn signal lamps flash three times. The
locking knobs on the doors move
down. The anti-theft alarm system is
armed.
For more information, see “Locking and
unlocking” (
page 96).
iOpening a door causes the windows on
that side of the car to open slightly.
They will return to the up position when
the door is closed.
Page 93 of 480

92 Safety and SecurityAnti-theft systemsThe alarm system will also be triggered
when
someone attempts to raise the vehicle
unlocking and opening the driver’s
door with the mechanical key
someone opens a door from the inside
someone opens the trunk lid with the
emergency release buttonArming the alarm system
The alarm system is armed after locking
the vehicle with the SmartKey or
KEYLESS-GO*. The turn signal lamps flash
three times to indicate that the alarm sys-
tem is activated. The ‹indicator lamp
in the central locking switch (
page 29)
begins to flash after arming the alarm sys-
tem.Disarming the alarm system
The alarm system is disarmed when you
unlock your vehicle with the SmartKey or
KEYLESS-GO*. The turn signal lamps flash
once to indicate that the alarm system is
disarmed.
iIf the alarm stays on for more than
30 seconds, a call to the Response
Center is initiated automatically by the
Tele Aid system (
page 240) provided
Tele Aid service was subscribed to and
properly activated, and that necessary
cellular service and GPS coverage are
available.
iIf the turn signal lamps do not flash
three times, a door or the trunk lid may
not be properly closed.
Close the respective element and lock
the vehicle again.
iThe alarm system will rearm automati-
cally again after approximately 40 sec-
onds if no door was opened.
Page 99 of 480

98 Controls in detailLocking and unlockingFactory setting
Global unlocking
Press button Œ.
All turn signals flash once. The locking
knobs in the doors move up. The
anti-theft alarm system is disarmed.
The vehicle will lock again automatically
and reactivate the alarm system within ap-
proximately 40 seconds of unlocking if:
neither door nor trunk is opened
the SmartKey is not inserted in the
starter switch
the central locking switch is not acti-
vated
Global locking
Press button ‹.
With the trunk and all doors closed, all
turn signals flash three times. The lock-
ing knobs in the doors move down.
The anti-theft alarm system is armed.Selective setting
If you frequently travel alone, you may wish
to reprogram the SmartKey so that
pressingŒ only unlocks the driver’s
door, interior lockable storage compart-
ments and the fuel filler flap.
Press and hold buttons Œ and
‹simultaneously for about
6 seconds until battery check lamp5
flashes twice.
The SmartKey will then function as fol-
lows:
Unlocking driver’s door and fuel filler
flap
Press button Œ once.
All turn signals flash once. The locking
knob in the driver’s door moves up.
The anti-theft alarm system is disarmed.Global unlocking
Press button Œ twice.
All turn signals flash once. The locking
knobs in the doors move up. The anti-theft
alarm system is disarmed.
Global locking
Press button ‹.
All turn signals flash three times. The lock-
ing knobs in the doors move down.
The anti-theft alarm system is armed.
Restoring to factory setting
Press and hold buttons Œ and ‹
simultaneously for about 6 seconds
until battery check lamp5
(page 96) flashes twice.
Page 104 of 480

103 Controls in detail
Locking and unlocking
This does not apply if, after starting, the
selector lever is still in positionP and
the SmartKey is then inserted in the
starter switch. The SmartKey will then
have priority over the KEYLESS-GO
function and the vehicle’s electrical
system will operate according to the
position of the SmartKey in the starter
switch, even stopping the engine.
If the SmartKey with KEYLESS-GO is
positioned farther away from the vehi-
cle, the system may no longer recog-
nize the SmartKey with KEYLESS-GO.
The vehicle then cannot be locked or
the engine started via the KEYLESS-GO
system.
If the SmartKey with KEYLESS-GO is re-
moved from the vehicle while the en-
gine is running (e.g. if passenger exits
the vehicle with the SmartKey with
KEYLESS-GO), the message
Key not
detected!
will appear in the multifunc-
tion display while driving off.Find the SmartKey or change its
present location immediately (e.g.
place it on the front passenger seat or
insert it in shirt pocket).
Remember that the engine can be
started by anyone with a SmartKey
with KEYLESS-GO that is left inside the
vehicle. If you leave the SmartKey with
KEYLESS-GO behind when exiting and
locking the vehicle, the message
Key
recognized in vehicle!
w i ll a p pe a r i n
the multifunction display.
Factory setting
Global unlocking
Grasp an outside door handle.
All turn signals flash once. The locking
knobs in the doors move up. The
anti-theft alarm system is disarmed.The vehicle will lock again automatically
and reactivate the alarm system within ap-
proximately 40 seconds of unlocking if
neither a door nor the trunk is opened.
iIf the vehicle has been parked for more
than 72 hours, you must pull an outside
door handle in order to activate the
KEYLESS-GO function.iThe vehicle could inadvertently unlock
if the SmartKey with KEYLESS-GO is
within 3 ft (1 m) of the vehicle and
an door handle is splashed with wa-
ter
or
you attempt to clean an outside
door handle
Page 105 of 480

104 Controls in detailLocking and unlockingGlobal locking
Press lock button on an outside door
handle (
page 62) or trunk
(
page 105).
With the trunk and all doors closed, all
turn signals flash three times. The lock-
ing knobs in the doors move down.
The anti-theft alarm system is armed.
Selective setting
If you frequently travel alone, you may wish
to reprogram the SmartKey with
KEYLESS-GO so that grasping a door han-
dle only unlocks the driver’s door, interior
lockable storage compartments and the
fuel filler flap.
Press and hold buttons Œ and ‹
simultaneously for about 6 seconds
until battery check lamp5
(page 101) flashes twice.
The SmartKey with KEYLESS-GO will
then function as follows:Unlocking the driver’s door and fuel fill-
er flap
Grasp the driver’s door handle.
All turn signals flash once. The locking
knob in the driver’s door moves up. The
anti-theft alarm system is disarmed.
Global unlocking
Grasp the door handle on the passen-
ger side.
All turn signals flash once. The locking
knobs in the doors move up. The
anti-theft alarm system is disarmed.
Global locking
Press lock button on an outside door
handle or trunk lid.
With the trunk and all doors closed, all
turn signals flash three times. The lock-
ing knobs in the doors move down.
The anti-theft alarm system is armed.Restoring to factory setting
Press and hold buttons Œ and ‹
simultaneously for about 6 seconds
until battery check lamp5
(page 101) flashes twice.
!If you can no longer lock or unlock the
vehicle with the SmartKey with
KEYLESS-GO, then the battery in the
SmartKey is discharged, the SmartKey
with KEYLESS-GO is malfunctioning or
the vehicle battery is drained.
Check the battery in the SmartKey
with KEYLESS-GO (
page 99) and
replace it if necessary
(
page 389).