Page 24 of 561
23 At a glance
Cockpit
Item
Page
1
Cruise control lever
265
2
Instrument cluster
24
3
Multifunction steering
wheel
28
4
Horn
5
Steering wheel gearshift
buttons
206
6
Gear selector lever for
automatic transmission
53
7
Front Parktronic* warning
indicators
276
8
Overhead control panel
31
9
Glove box release
Glove box lock
294
295
Item
Page
a
Glove box
294
b
Electrical outlet
307
c
Center console
29
d
Starter switch
38
e
Steering wheel adjustment,
manual
45
f
Steering wheel adjustment,
electrical*
46
g
Hood lock release
345
h
Parking brake pedal
65
j
Remote tailgate switch
123
Item
Page
k
Parking brake release
56
l
Headlamp washer switch*
208
m
Exterior lamp switch
147
n
Door control panel
34
o
Combination switch
Turn signals
58
Windshield wipers
59
High beam
58
Rear window wiper
61
Page 28 of 561
27 At a glance
Instrument cluster
Item
Page
8
Multifunction display with:Trip odometer
159
Main odometer
161
9
Tachometer with:
77,
410
1Supplemental
Restraint System
(SRS) indicator lamp
70,
411
?Engine malfunction in-
dicator lamp,
USA only
407
±Engine malfunction in-
dicator lamp,
Canada only
407
AHigh beam headlamp
indicator
151
Item
Page
a
Fuel gauge with:Fuel tank reserve warning
lamp
409
4Fuel filler flap indica-
tor: The fuel filler flap
is located on the rear
right-hand side
342
b
Multifunction display with:Outside temperature display
or
Digital speedometer
(depending on selected
setting in the control system)
161
161
179
Gear position indicator
199
Gear range indicator
199
Selected program mode
indicator
199
Page 39 of 561

38 Getting startedUnlockingStarter switch positions SmartKey
Starter switch0For removing SmartKey
1Power supply for some electrical con-
sumers, such as seat adjustment
2Ignition (power supply for all electrical
consumers) and driving position
All lamps (except high beam headlamp
indicator lamp and turn signal indicator
lamps unless activated) in the instru-
ment cluster come on. If a lamp in the
instrument cluster fails to come on
when the ignition is switched on, have
it checked and replaced if necessary. If
a lamp in the instrument cluster re-mains on after starting the engine or
comes on while driving, refer to “Lamps
in instrument cluster” (
page 404).
3Starting position
Warning!
G
When leaving the vehicle, always remove the
SmartKey or SmartKey with KEYLESS-GO*
from the starter switch, take it with you and
lock the vehicle. Do not leave children unat-
tended in the vehicle, or with access to an
unlocked vehicle. Unsupervised use of vehi-
cle equipment may cause an accident
and / or serious personal injury.
iWhen you switch on the ignition, the in-
dicator and warning lamps (except high
beam headlamp indicator lamp and
turn signal indicator lamps unless acti-
vated) in the instrument cluster come
on. The indicator and warning lamps
(except high beam headlamp indicator
lamp and turn signal indicator lamps if
activated) will go out when the engine
is running. This indicates that the re-
spective systems are operational.iWhen the SmartKey is removed from
the starter switch and the automatic
transmission is in a position other
thanP, the automatic transmission
automatically shifts toP.
Page 41 of 561

40 Getting startedUnlocking1KEYLESS-GO start/stop button
2Starter switchKEYLESS-GO start / stop button3USA only
4Canada onlyThe SmartKey with KEYLESS-GO must be
located in the vehicle.
Insert KEYLESS-GO start/stop
button1 into starter switch 2 (if not
inserted already).
Make sure the automatic transmission
is set toP.
Do not depress the brake pedal.
Position 0
Before you press the KEYLESS-GO
start/stop button, the vehicle’s on-board
electronics have status0 (as with
SmartKey removed).
Position 1
Press the KEYLESS-GO start/stop but-
ton once.
This supplies power for some electrical
consumers, such as seat adjustment.Ignition (or Position 2)
Press the KEYLESS-GO start / stop but-
ton twice.
This supplies power for all electrical
consumers.
All lamps (except high beam headlamp
indicator lamp and turn signal indicator
lamps unless activated) in the instru-
ment cluster come on. If a lamp in the
instrument cluster fails to come on
when the ignition is switched on, have
it checked and replaced if necessary. If
a lamp in the instrument cluster re-
mains on after starting the engine or
comes on while driving, refer to “Lamps
in instrument cluster” (
page 404).
iIf you now press the KEYLESS-GO
start/stop button
once more, the ignition (position2)
is switched on
twice more, the power supply is
again switched off
Page 42 of 561
41 Getting started
Unlocking
For information on starting the engine
using the KEYLESS-GO start / stop button,
see “Starting with KEYLESS-GO*”
(page 54).
For more information on KEYLESS-GO, see
“SmartKey with KEYLESS-GO*”
(page 114).
iIf you now press the KEYLESS-GO
start / stop button once more, the pow-
er supply is again switched off.iWhen you switch on the ignition, the in-
dicator and warning lamps (except high
beam headlamp indicator lamp and
turn signal indicator lamps unless acti-
vated) in the instrument cluster come
on. The indicator and warning lamps
(except high beam headlamp indicator
lamp, and turn signal indicator lamps if
activated) will go out when the engine
is running. This indicates that the re-
spective systems are operational.
Page 59 of 561
58 Getting startedDrivingSwitching on headlamps
For more information on headlamps, see
“Lighting” (
page 147).
Low beam headlamps
The exterior lamp switch is located on the
dashboard to the left of the steering wheel.
Exterior lamp switch1 Off
2Low beam headlamps on
Turn the exterior lamp switch to
positionB.
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 arrow1.
The high beam headlamp indicator
lampA in the instrument cluster
comes on (
page 24).
For more information on headlamps, see
“Combination switch” (
page 151).
Turn signals
The combination switch is located on the
left of the steering column.Combination switch1Turn signals, right
2Turn signals, left
Press combination switch in direction
of arrow1 or2.
The corresponding turn signal indicator
lampLorK in the instrument
cluster flashes.
Page 148 of 561

147 Controls in detail
Lighting
Lighting
For information on how to switch on the
headlamps and use the turn signals, see
“Switching on headlamps” (
page 58)
and “Turn signals” (
page 58).
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 149)
UAutomatic headlamp mode
Daytime running lamp mode
(page 148)
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) 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 lamp
iIf 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 any authorized Mercedes-Benz Light
Truck Center.iVehicles equipped with active
Bi-Xenon* headlamps:
The active Bi-Xenon* headlamps moni-
tor the vehicles steering angle, then au-
tomatically shift their beams to either
side to better follow the curvature of
the road ahead, increasing usable illu-
mination over conventional headlamps.
Page 150 of 561

149 Controls in detail
Lighting
Turn the exterior lamp switch to
positionU.
With the starter switch in position1
(page 38), 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.Daytime running lamp mode
Turn the 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.
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
running lamp mode
The corresponding exterior lamps
switch on (
page 58).
iWith the daytime running lamp mode
activated and the exterior lamp switch
in positionM, the high beam head-
lamps cannot be switched on.
The high beam flasher is available at all
times.