Page 96 of 416
96 Controls in detailLocking and unlockingLoss of SmartKey or mechanical key
If you lose a SmartKey or mechanical key,
you should do the following:
Have the SmartKey deactivated by an
authorized Mercedes-Benz Light Truck
Center.
Report the loss of the SmartKey or the
mechanical key immediately to your
car insurance company.
If necessary have the mechanical lock
replaced.
Your authorized Mercedes-Benz Light
Truck Center will be glad to supply you
with a replacement.
Opening the doors from the inside
You can open a locked door from the in-
side. Open door only when conditions are
safe to do so.
1Locking knob
2Inside door handle
iIf the vehicle has previously been
locked from the outside with the
SmartKey, opening a door or the tail-
gate from the inside will trigger the
alarm.
To cancel the alarm do one the follow-
ing:
Press the Œ or ‹ button on
the SmartKey.
Insert the SmartKey in the starter
switch.
Page 97 of 416
97 Controls in detail
Locking and unlocking
Front doors
Pull on door handle2 on the respec-
tive front door to open it.
If the door was locked, locking knob1
moves up.
Rear doors
Pull up locking knob1 on the respec-
tive rear door to unlock door.
Pull on door handle2 on the unlocked
door to open it.
Opening the tailgate Opening the tailgate from the outside
1Lock cylinder
2Handle
Press lock cylinder1 and pull on tail-
gate handle2.
Open the tailgate to the side.
Warning!
G
The tailgate swings open to one side. Always
make sure there is sufficient clearance for
the tailgate.
Only drive with the tailgate closed as other-
wise exhaust fumes may enter the vehicle
interior.
iThe vehicle must be unlocked.
Page 98 of 416

98 Controls in detailLocking and unlockingOpening the tailgate from inside
1Locking knob
2Inside door handle
Pull on door handle2.
If door was locked, pull up locking
knob1 to unlock the tailgate. Then
pull on door handle2 to open the
tailgate.
Closing the tailgate
Automatic central locking
The doors and the tailgate automatically
lock when ignition is switched on and the
wheels are turning at vehicle speeds of ap-
proximately 9 mph (15 km/h) or more.
You can open a locked door from the in-
side. Open door only when conditions are
safe to do so.
You can deactivate the automatic locking
mode using the control system
(page 141).
Warning!
G
Do not leave children unattended in the ve-
hicle. Unsupervised use of vehicle equip-
ment may cause an accident and/or serious
personal injury.
Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the tail-
gate opening when closing the tailgate. Be
especially careful when small children are
around.Warning!
G
Only drive with the tailgate closed as other-
wise exhaust fumes may enter the vehicle
interior.iTo prevent an inadvertent lockout, do
not place the SmartKey in the cargo
compartment.
iThe doors and the tailgate unlock auto-
matically after an accident if the force
of the impact exceeds a preset
threshold.
To prevent the vehicle door locks from
locking, deactivate the automatic
central locking when the vehicle
is pushed
is on a test stand
Page 99 of 416

99 Controls in detail
Locking and unlocking
Locking and unlocking from the inside
You can lock or unlock the vehicle from in-
side using the central locking switches.
This can be useful, for example, if you want
to unlock the passenger door from the in-
side or want to lock the vehicle before
starting to drive.
The fuel filler flap cannot be locked or un-
locked with the central locking switch.The central locking switch is located in the
center console.
Central locking switch1Locking
2Unlocking
Locking
Press central locking switch1.
If all the doors and the tailgate are
closed, the vehicle locks.Unlocking
Press central locking switch2.
The vehicle unlocks.
Warning!
G
When leaving the vehicle, always remove the
SmartKey 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. Unsuper-
vised use of vehicle equipment may cause
an accident and/or serious personal injury.
iYou can open a locked door from the
inside. Open door only when conditions
are safe to do so.
If the vehicle was previously centrally
locked using the SmartKey, it will not
unlock using the central locking switch.
If the vehicle was previously locked
with the central locking switch
while in the selective remote con-
trol mode, only the door opened
from the inside is unlocked.
while in the global remote control
mode, the complete vehicle is un-
locked when a door is opened from
the inside.
Page 100 of 416

100 Controls in detailSeatsFor more information on seat adjustment,
see the “Getting started” section
(page 37).
Easy-entry/exit feature
This feature allows for easier entry into and
exit from the vehicle.
The easy-entry/exit feature can be
switched on or off, see “Setting
easy-entry/exit feature” (
page 142).
When the SmartKey is inserted in the start-
er switch and the driver’s door is closed,
the steering wheel returns to the last set
position.When exiting the vehicle with the
easy-entry/exit feature activated, the
steering wheel tilts upwards when you
remove the SmartKey from the starter
switch,
or
open the driver’s door with the
SmartKey in starter switch
position0or1.
Warning!
G
You must make sure no one can become
trapped or injured by the moving steering
wheel when the easy-entry/exit feature is
activated.
To cancel steering wheel movement, do one
of the following
Move steering column lever
(page 40).
Press memory position switch
(page 107).
Do not leave children unattended in the ve-
hicle, or with access to an unlocked vehicle.
Children could open the driver’s door an un-
intentionally activate the easy-entry/exit
feature, which could result in an accident
and/or serious personal injury.
iIf the current position for the steering
wheel is in the uppermost tilt position,
the steering wheel will no longer be
able to move upward when the
easy-entry/exit feature is activated.
Page 113 of 416

113 Controls in detail
Lighting
Locator lighting and night security illu-
mination
The locator lighting and the night security
illumination are described in the “Control
system section”, see (
page 138) and
(
page 139).
Exterior rear view mirror lamps
If the vehicle is centrally unlocked in the
darkness, the lamps in the exterior rear
view mirrors come on.
If a door is opened, the lamp on this side
goes out. If no doors are opened, the
lamps will switch off:
after a maximum of 40 seconds
immediately, when you switch on the
ignition (
page 35)Fog lamps
Front fog lamps
Switch on the low beam headlamps
(page 110).
Pull out the exterior lamp switch to first
stop.
The front fog lamps switch on.
The green indicator lamp‡ in the
exterior lamp switch comes on
(page 110).
Push in the exterior lamp switch.
The front fog lamps switch off.
The green indicator lamp‡ in the
exterior lamp switch goes out.
Warning!
G
In low ambient lighting or foggy conditions,
only switch from position
U
to
B
with the vehicle at a standstill. Switching
from
U
to
B
will briefly switch off
the headlamps. Doing so while driving in low
ambient lighting conditions may result in an
accident.
iFog lamps will operate with the parking
lamps and/or low beam headlamps on.
Fog lamps should only be used in con-
junction with low beam headlamps.
Consult your State or Province Motor
Vehicle Regulations regarding allow-
able lamp operation.
iFog lamps cannot be switched on with
the exterior lamp switch in
positionU. For switching on the fog
lamps, turn the exterior lamp switch to
positionB first.
Page 116 of 416

116 Controls in detailLightingInterior lighting
The controls are located in the overhead
control panel.
1Cargo compartment lamps
2Right reading lamp
3Rocker switch for automatic control
system
4Left reading lampAutomatic control
Activating
Move rocker switch3 to center
position.
The interior lighting switches on in
darkness when you
unlock the vehicle
open a door
remove the SmartKey from the
starter switch
Additionally, entry lamps in the door
trays will come on when you open
a door.
The interior lighting switches off automati-
cally following an adjustable time delay.
For more information, see “Setting interior
lighting delayed shut-off” (
page 140).Deactivating
Press the = symbol on rocker
switch3.
The interior lighting and the entry
lamps remain switched off in darkness,
even when you
unlock the vehicle
open a door
remove the SmartKey from the
starter switch
iLeaving an interior light switch in the
ON position for extended periods of
time with the engine turned off could
result in a discharged battery.
iIf the door remains open, the interior
lamps switch off automatically after
approximately five minutes.
Page 118 of 416
118 Controls in detailLightingCargo compartment lamps
Switching on and off
1Switch for cargo compartment lamps
Press button ò to switch cargo
compartment lamps2 on/off.2Cargo compartment lampsSwitching on and off with the tailgate
open
If the tailgate should remain open for a
longer period of time, the cargo compart-
ment lamps may be switched off
separately.
1Door lock
2Lock cylinder