Page 53 of 417
52 Getting started
Driving
High beam
The combination switch is located on the
left of the steering column.
Combination switch
1High beam
2High beam flasher
Push combination switch in direction of
arrow1.
The high beam headlamp indicator
lampA in the instrument cluster
comes on (
page 24).
For more information on headlamps, see
“Lighting” (
page 110).
Turn signals
The combination switch is located on the
left of the steering column.
Combination switch
1Turn signals, right
2Turn signals, left
Press combination switch in direction
of arrow1 or2.
The corresponding turn signal indicator
lampK orL in the instrument
cluster flashes (
page 24).The combination switch resets automati-
cally after major steering wheel move-
ments.
i
To 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.
Page 55 of 417

54 Getting started
Driving
Intermittent wiping
Set the combination switch to
positionI.
Single wipe
Press combination switch briefly in
direction of arrow1.
The windshield wipers wipe one time
without washer fluid.
Wiping with windshield washer fluid
Push combination switch in direction of
arrow1 past the resistance point.
The windshield wipers operate with
washer fluid.
For information on filling up the washer
reservoir, see “Windshield/rear window
washer system and headlamp cleaning
system” (
page 249).
Rear window wiper/washer
The rear window wiper / washer switch is
located on the upper part of the center
console.
1Interval wiping on/off
2Indicator lamp
3Simultaneous operation of wiper and
washer
i
Intermittent wiping is interrupted when
the vehicle is at a standstill and a front
door is opened.
!
If anything blocks the windshield wip-
ers (leaves, snow, etc.), switch them off
immediately.
For safety reasons, withdraw
SmartKey from starter switch be-
fore attempting to remove any
blockage.
Remove blockage.
Turn the windshield wipers on
again.
If windshield wipers fail to function at
all in combination switch positionI,
set the combination switch to the
next highest wiper speed.
have the windshield wipers
checked at the nearest authorized
Mercedes-Benz Light Truck Center.
Page 56 of 417

55 Getting started
Driving
Switch on the ignition (page 35).
Interval wiping
Switching on
Press upper half1 of the switch.
Indicator lamp2 comes on.
Switching off
Press upper half1 of the switch
again.
Indicator lamp2 goes out.Wiping with windshield washer fluid
Press and hold lower half3 of the
switch.
The wiper operates with washer fluid.
The rear window will be wiped for ap-
proximately another five seconds after
the switch is released.
For information on filling up the washer
reservoir, see “Windshield/rear window
washer system and headlamp cleaning
system” (
page 249).
Problems while driving
The engine runs erratically and misfires
An ignition cable may be damaged.
The engine electronics may not be op-
erating properly.
Unburned gasoline may have entered
the catalytic converter and damaged it.
Give very little gas.
Have the problem repaired by an au-
thorized Mercedes-Benz Light Truck
Center as soon as possible.
i
The rear window wiper will also auto-
matically engage if
the windshield wipers are engaged.
the gear selector lever is placed
inR “Reverse”.
Page 59 of 417

58 Getting started
Parking and locking
Switching off headlamps
Turn the exterior lamp switch to M
(
page 51).
For more information, see “Exterior lamp
switch” (
page 110).
Turning off engine
Place the gear selector lever in
positionP.
Turn SmartKey in the starter switch to
position0 and remove the SmartKey
from the starter switch.
The immobilizer is activated.
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. Children
could release the parking brake and/or
move the gear selector lever from
positionP, either of which could result in an
accident and/or serious personal injury.
Warning!G
Getting out of your vehicle with the gear se-
lector lever not fully engaged in positionP is
dangerous. Also, when parked on an incline,
positionP alone may not prevent your vehi-
cle from moving, possibly hitting people or
objects.
Always set the parking brake in addition to
shifting to positionP.
When parked on an incline, turn front wheels
towards the road curb.
i
Always set the parking brake in addi-
tion to shifting to positionP.
On slopes, turn the front wheels to-
wards the road curb.
Page 111 of 417

110 Controls in detail
Lighting
For information on how to switch on the
headlamps and use the turn signals, see
“Switching on headlamps” (
page 51)
and “Turn signals” (
page 52).
Exterior lamp switch
The exterior lamp switch is located on the
dashboard to the left of the steering wheel.MOff
Daytime running lamp mode
(
page 112)
UAutomatic headlamp mode
Daytime running lamp mode
(
page 112)
CParking lamps (also tail lamps,
license plate lamps, side marker
lamps, instrument panel lamps)
BLow beam headlamps (or high
beam headlamps when the combi-
nation switch is pushed forward)
and parking lamps
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 lampi
If you drive in countries where vehicles
drive on the other side of the road than
the country in which the vehicle is reg-
istered, you must have the headlamps
modified for symmetrical low beams.
Relevant information can be obtained
at your authorized Mercedes-Benz
Light Truck Center.
Page 112 of 417

111 Controls in detail
Lighting
Manual headlamp mode
The low beam headlamps and the parking
lamps can be switched on and off with the
exterior lamp switch.
Automatic headlamp mode
The following lamps switch on and off au-
tomatically depending on the brightness of
the ambient light:
Low beam headlamps
Tail and parking lamps
License plate lamps
Side marker lamps
Turn the exterior lamp switch to
positionU.
With the SmartKey in starter switch
position1 only the parking lamps will
switch on and off automatically.
When the engine is running, the low
beam headlamps, the tail and parking
lamps, the license plate lamps, and the
side marker lamps will switch on and
off automatically.
i
With the SmartKey removed from the
starter switch and the driver’s door
open, a warning sounds if the parking
lamps or low beam headlamps are
switched on.
The message
TURN OFF LIGHTS! ap-
pears in the multifunction display.
Warning!G
If the exterior lamp switch is set toU,
the headlamps may switch off unexpect-
edly when the system senses bright am-
bient light, for example light from
oncoming traffic.
the headlamps will not be automatically
switched on under foggy conditions.
To minimize risk to you and to others,
activate headlamps by turning exterior
lamp switch to B when driving or
when traffic and / or ambient lighting
conditions require you to do so.
In low ambient lighting conditions, only
switch from position U to B with
the vehicle at a standstill in a safe loca-
tion. 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.
The automatic headlamp feature is only an
aid to the driver. The driver is responsible for
the operation of the vehicle’s lights at all
times.
Page 113 of 417

112 Controls in detail
Lighting
Daytime running lamp mode
Turn exterior lamp switch to
positionM orU.
When the engine is running, the low
beam headlamps are switched on.
In low ambient light conditions, the
following lamps will switch on
additionally:
Tail and parking lamps
License plate lamps
Side marker lamps
For nighttime driving, you should turn the
exterior lamp switch to positionB to
permit activation of the high beam head-
lamps.Canada only:
The daytime running lamp mode is manda-
tory and therefore in a constant mode.
Vehicles with automatic transmission*:
When the engine is running, and you shift
from a driving position to positionN orP,
the low beam headlamps will switch off
with a three-minute delay.
When the engine is running, and you
turn the exterior lamp switch to
positionC, the parking lamps
switch on additionally.
turn the exterior lamp switch to
positionB, the manual headlamp
mode has priority over the daytime run-
ning lamp mode.
The corresponding exterior lamps
switch on (
page 110).USA only:
By default, the daytime running lamp mode
is deactivated. Activate the daytime run-
ning lamp mode using the control system,
see “Setting daytime running lamp mode”
(
page 138).
When the engine is running, and you turn
the exterior lamp switch to
positionCorB, the manual head-
lamp mode has priority over the daytime
running lamp mode.
The corresponding exterior lamps switch
on (
page 110).
i
With the daytime running lamp mode
and the exterior lamp switch in
positionM you cannot switch on the
high beam headlamps.
The high beam flasher is available at all
times.
Page 114 of 417

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 139) and
(
page 140).
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 UtoBwith
the vehicle at a standstill in a safe location.
Switching from UtoB 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 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.
i
Fog 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.