Page 137 of 585

136 Controls in detailLightingFor information on how to switch on the
headlamps and use the turn signals, see
“Switching on headlamps” (
page 59)
and “Turn signals” (
page 60).
Exterior lamp switchExterior lamp switchMOff
Daytime running lamp mode
(
page 138)
UAutomatic headlamp mode
Daytime running lamp mode
(page 137)
CParking lamps (also tail lamps,
license plate lamps, side marker
lamps, instrument panel lamps)BLow beam headlamps or high beam
headlamps when the combination
switch is pushed forward. The tail
lamps, license plate lamps, side
marker lamps, parking lamps and
instrument panel lamps also come
on.
ˆStanding lamps, right
(turn left one stop)
‚Standing lamps, left
(turn left two stops)
‡Indicator lamp for front fog lamps
†Indicator lamp for rear fog lamp
i
If you drive in countries where vehicles drive
on the other side of the road than the country in
which the vehicle is registered, you must have
the headlamps modified for symmetrical low
beams. Relevant information can be obtained at
any authorized Mercedes-Benz Light Truck
Center.
i
Vehicles equipped with active Bi-Xenon*
headlamps:
The active Bi-Xenon* headlamps monitor the
vehicles steering angle and vehicle speed, then
automatically shift their beams to either side to
better follow the curvature of the road ahead,
increasing usable illumination over conventional
headlamps.
i
If you hear a warning signal you have
forgotten to switch off the headlamps before
opening the driver’s door.
In addition the message
Switch off lights
appears in the multifunction display.
Switch off the headlamps.
Page 140 of 585

139 Controls in detail
Lighting
Locator lighting and night security
illumination
The locator lighting and the night security
illumination are described in the “Control
system” section, see “Setting locator light-
ing” (
page 172) and “Setting night secu-
rity illumination” (
page 172).
Fog lampsFront fog lamps
Switch on the low beam
headlampsB (
page 136).
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 136).
Push in the exterior lamp switch.
The front fog lamps switch off.
The green indicator lamp‡ in the
exterior lamp switch goes out.
Rear fog lamp (driver’s side only)
Switch on the low beam
headlampsB (
page 136).
Pull out the exterior lamp switch to
second stop.
The rear fog lamp switches on.
The yellow indicator lamp† in the
exterior lamp switch comes on
(page 136).
Push in the exterior lamp switch to first
stop.
The rear fog lamp switches off.
The yellow indicator lamp† in the
exterior lamp switch goes out.
The front fog lamps remain lit.
Warning!
G
In low ambient lighting or foggy conditions,
only switch from positionU toB with
the vehicle at a standstill in a safe location.
Switching fromU toB will briefly
switch off the headlamps. Doing so while
driving in low ambient lighting conditions
may result in an accident.i
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.
i
Fog lamps cannot be switched on with the
exterior lamp switch in positionU.
To switch on the fog lamps, turn the exterior
lamp switch to positionB first.
Page 142 of 585

141 Controls in detail
Lighting
Driving forward
Switching on corner-illuminating front
fog lamps
Switch on the left or right turn signal
(page 60), depending on whether
you are turning left or right.
The respective front fog lamp comes on
and illuminates the area in the direc-
tion into which you are turning.
or
Turn steering wheel in desired direc-
tion.
The front fog lamp on the side of your
steering direction comes on.Switching off corner-illuminating front
fog lamps
The combination switch for the turn signal
resets automatically after major steering
wheel movements. This will switch off the
corner-illuminating front fog lamps if they
were activated by switching on the left or
right turn signal.
If the turn signal should stay on after
making the turn, the turn signal and the
corner-illuminating front fog lamps can be
switched off by returning the combination
switch to its original position.Driving rearward
Switching on corner-illuminating front
fog lamps
Shift the automatic transmission to
reverse gearR (
page 187).
The corner-illuminating front fog lamp
opposite to your steering direction
comes on.
Switching off corner-illuminating front
fog lamps
Shift the automatic transmission to a
gear other than reverse gearR
(page 187).
The respective corner-illuminating
front fog lamp goes out.
i
The corner-illuminating front fog lamps
temporarily come on on both sides of the vehicle
if you turn the steering wheel in one direction
and then again in the other direction shortly
thereafter.
i
The corner-illuminating front fog lamps will
come on automatically depending on the steer-
ing angle and vehicle speed, even if you did not
switch on either turn signal. If the
corner-illuminating front fog lamps came on
automatically, they will also go out automatically
depending on the steering angle and vehicle
speed.
i
There may be a brief delay before the
corner-illuminating front fog lamps switch off.
Page 143 of 585

142 Controls in detailLightingHazard warning flasher
The hazard warning flasher can be
switched on at all times, even with the
SmartKey removed from the starter switch
or with the SmartKey with KEYLESS-GO*
removed from the vehicle.
The hazard warning flasher switches on
automatically when an air bag deploys.
The hazard warning flasher switch is
located on the center console.
1Hazard warning flasher switchSwitching on hazard warning flasher
Press hazard warning flasher
switch1.
All turn signals are flashing.
Switching off hazard warning flasher
Press hazard warning flasher switch1
again.
Interior lighting
The controls for interior lighting are locat-
ed in the overhead control panel.1Front left reading lamp switch
2Rear interior lighting switch
3Automatic control switch
4Front interior lighting switch
5Front right reading lamp switch
6Front right interior lamp
7Front right reading lamp
8Front left reading lamp
9Front left interior lampi
With the hazard warning flasher activated
and the combination switch set for either left or
right turn, only the respective turn signals will
operate when the ignition is switched on.
i
If the hazard warning flasher has been
activated automatically, press hazard warning
flasher switch1 once to switch it off.
Page 144 of 585

143 Controls in detail
Lighting
Automatic control
Deactivating
Press switch3.
The switch engages in the recessed
position.
The interior lighting and the locator
lighting (
page 172) remain switched
off even when you
unlock the vehicle
open a door
open the tailgate
remove the SmartKey from the
starter switchActivating
Press switch3.
The switch disengages from its
recessed position back to its original
position.
The interior lighting and the locator
lighting (
page 172) come on when
you
unlock the vehicle
open a door
open the tailgate
remove the SmartKey from the
starter switch
The interior lamps go out following an
adjustable time delay (
page 173).Manual control
Switching front interior lighting on and
off
Press front/rear interior lighting
switch4 or2 to switch on the
respective interior light.
Press front/rear interior lighting
switch4 or2 again to switch off the
respective interior light.
Switching front reading lamps on and off
Press front reading lamp switch1
or5 to switch on the respective front
reading lamp.
Press front reading lamp switch1
or5 again to switch off the respective
front reading lamp.
!
An interior lamp switched on manually does
not go out automatically.
Leaving an interior lamp switch in the ON
position for extended periods of time with the
engine turned off could result in a discharged
battery.
i
The interior lighting is factory-set to
automatic mode.
i
If a door remains open, the interior lamps
switch off automatically after approximately
5 minutes when the SmartKey is removed or in
starter switch position0.
i
An interior lamp switched on manually does
not go out automatically.
Page 145 of 585
144 Controls in detailLightingSwitching rear interior reading lamps on
and off
The rear interior reading lamps are located
above the side windows.
1Rear interior reading lamp
Press on reading lamp1 in direction
of arrow.
The reading lamp comes on.
Press on reading lamp1 in direction
of arrow again.
The reading lamp goes out.
Door entry lamps
For better orientation in the dark, the
corresponding door entry lamps comes on
when you open a door and the automatic
control is activated.
The door entry lamps will switch off when
the corresponding door is closed.
Cargo compartment lamp
The cargo compartment lamp comes on
when the tailgate is opened.
If you leave the tailgate open for an extend-
ed period of time, the cargo compartment
lamp will switch off automatically after ap-
proximately 5 minutes.
i
If you turn the SmartKey in the starter
switch to position0 or remove the SmartKey
from the starter switch, the door entry lamps will
remain lit for approximately 5 minutes.
Page 167 of 585
166 Controls in detailControl systemThe table below shows what settings can
be changed within the various menus.
Detailed instructions on making individual
settings can be found on the following
pages.INSTRUMENT CLUSTER
TIME/DATE
LIGHTING
VEHICLE
COMFORT*
(page 167)
(page 169)
(page 171)
(page 174)
(page 177)
Selecting speedometer
display mode
Setting the time (hours)
Setting daytime running
lamp mode (USA only)
Compass adjustment
Activating
easy-entry/exit
feature*
Selecting language
Setting the time (minutes)
Setting locator lighting
Compass calibration
Setting fold-in func-
tion* for exterior rear
view mirrors
Selecting display (digital
speedometer or outside
temperature) for status in-
dicator
Setting the date (month)
Setting night security
illumination
Audio search function
Setting the date (day)
Setting interior lighting
delayed shut-off
Setting automatic
locking
Setting the date (year)
Limiting opening
height of tailgate*
Page 200 of 585
199 Controls in detail
Transfer case
Transfer case
!
Operational or performance test must only
be conducted on a two-axle dynanometer. If
such tests are necessary, contact an authorized
Mercedes-Benz Light Truck Center. You could
otherwise seriously damage the brake system or
the transfer case which is not covered by the
Mercedes-Benz Limited Warranty.
!
Because the ESP
® operates automatically,
the engine and ignition must be shut off
(SmartKey in starter switch position0 or1 or
KEYLESS-GO* start/stop button in
position0or1) when testing the brakes on a
brake test dynamometer and such testing should
be no longer than 10 seconds.
Active braking action through the ESP
® may
otherwise seriously damage the brake system
which is not covered by the Mercedes-Benz
Limited Warranty.
i
The vehicle is equipped with full-time
four-wheel drive. Both the front and rear axles
are powered at all times when the vehicle is
being operated.