84 Safety and SecurityAnti-theft systemsDisarming the alarm system
The alarm system is disarmed when you
unlock your vehicle with the remote con-
trol. The turn signal lamps flash once to in-
dicate that the alarm system is
deactivated.Canceling the alarm
To cancel the alarm:
Switch on ignition (
page 33).
or
Press theŒ or ‹button on the
remote control.
The alarm is canceled.
Tow-away alarm, glass breakage
sensor
The tow-away alarm and the glass break-
age sensor are part of the anti-theft alarm
system.
Once the tow-away alarm is armed, a visual
and audible alarm will be triggered when
someone:
attempts to raise the vehicle
breaks a window and reaches into the
passenger compartment
iIf the turn signal lamps do not flash
three times, the tow-away - glass
breakage sensor is malfunctioning or
one of the following elements may not
be properly closed:
a door
the liftgate
the hood
Close the respective element and lock
the vehicle again.
iThe alarm system will rearm automati-
cally again after approximately
40 seconds if one of the doors or the
liftgate is not opened.
iThe tow-away protection alarm is trig-
gered, for example, if the vehicle is
lifted on one side.
If the alarm stays on for more than
30 seconds, a call to the Response
Center is initiated automatically by the
Tele Aid* system (
page 174) provid-
ed Tele Aid service was subscribed to
and properly activated, and that neces-
sary cellular service and GPS coverage
are available.
89 Controls in detail
Locking and unlocking
Unlocking
Global unlocking
Press buttonŒ twice.
All turn signal lamps flash once. The
locking knobs in the doors move up.
The anti-theft alarm system is switched
off.
The vehicle will lock again automatically
and reactivate the anti-theft alarm system
within approximately 40 seconds of
unlocking if:
neither door nor liftgate is opened
the key is not inserted in the starter
switch
the central locking switch is not
activatedUnlocking the driver’s door and fuel
filler flap
Press buttonŒ once.
All turn signal lamps flash once. The
locking knob in the driver’s door moves
up. The anti-theft alarm system is
switched off.
Unlocking the liftgate
Press buttonŠ.
Only the liftgate unlocks.
Locking
Press button‹ once.
All turn signal lamps flash three times
to indicate that all doors, the liftgate
and the fuel filler flap are locked. The
anti-theft alarm system is activated.
Warning!
G
When leaving the vehicle, always remove the
key from the steering lock, and lock your ve-
hicle. Do not leave children unattended in
the vehicle, or with access to an unlocked
vehicle. Unsupervised use of vehicle equip-
ment may cause an accident and / or seri-
ous personal injury.!To prevent possible malfunction, avoid
exposing the remote control to high
levels of electromagnetic radiation.iIf the key is inserted in the steering
lock, the vehicle cannot be locked or
unlocked with the remote control.
92 Controls in detailLocking and unlocking
Pull release lever1 down and swing
liftgate upward.
Closing the liftgate
1Recessed grip
2Grip molding
Pull down on recessed grip1.
Close liftgate by using grip molding2.
!Always make sure that there is suffi-
cient overhead clearance.iTo lock the liftgate, move the catch2
to the left.
Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the lift-
gate opening when closing the liftgate. Be
especially careful when small children are
around.
Do not close the liftgate from the inside by
pulling on the handle.
When leaving the vehicle, always remove the
key from the steering lock and lock the vehi-
cle. Do not leave children unattended in the
vehicle. Children could open the liftgate
from inside, which could result in an acci-
dent and / or serious personal injury.
Warning!
G
Only drive with the liftgate closed as exhaust
fumes may enter the vehicle interior.iDo not place the key in the cargo com-
partment. You may lock yourself out.iIf the vehicle was previously centrally
locked, the liftgate lid will lock auto-
matically when closed. The turn signals
will flash three times to confirm lock-
ing.
107 Controls in detail
Lighting
Lighting
For information on how to switch on the
headlamps and use the turn signals, see
the “Getting started” section (
page 50).
Combination switch
The combination switch is on the left of the
steering column.
1High beam
2High beam flasherDOff
Daytime running lamp mode
(Canada only) (
page 109)
UAutomatic headlamp mode
Daytime running lamp mode
(Canada only) (page 109)
CParking lamps (also tail lamps, li-
cense plate lamps, side marker
lamps, instrument panel lamps)
õLow beam headlamps (or high
beam headlamps when the combi-
nation switch is pushed forward)
and parking lamps
ƒLeft or right standing lamps
(symbol on underside of switch)
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 your authorized Mercedes-Benz
Light Truck Center.
113 Controls in detail
Lighting
Switching off the rear fog lamp separately
when both, the front and rear fog lamps
are switched on:
Press upper part1 of the fog lamps
switch.
The rear fog lamp switches off.
The yellow indicator lamp2 in the fog
lamp switch goes out.
The front fog lamps remain lit.
Hazard warning flasher
The hazard warning flasher can be
switched on at all times, even with the key
removed from the steering lock.
The hazard warning flasher switches on au-
tomatically when an airbag deploys.
The hazard warning flasher switch is locat-
ed on the top of the steering column.Hazard warning flasher switch
Switching on hazard warning flasher
Press the hazard warning flasher
switch.
All turn signals will flash.
Switching off hazard warning flasher
Press the hazard warning flasher
switch again.iWith the hazard warning flasher acti-
vated and the combination switch set
for either left or right turn, only the re-
spective turn signals will operate when
the ignition is switched on (
page 33).
iIf the hazard warning flasher has been
activated automatically, press the haz-
ard warning flasher switch once to
switch it off.
179 Controls in detail
Useful features
When the connection is established, the
message
ROADSIDE ASSISTANCE –
CALL CONNECTED
appears in the MCS dis-
play. The Tele Aid system will transmit data
generating the vehicle identification num-
ber, model, color and location (subject to
availability of cellular and GPS signals).
A voice connection between the Roadside
Assistance dispatcher and the occupants
of the vehicle will be established. When a
voice connection is established the audio
system mutes and the message
TELE AID
– ROADSIDE ASSISTANCE CALL ACTIVE
ap-
pears in the MCS display.
Describe the nature of the need for as-
sistance.The Mercedes-Benz Roadside assistance
dispatcher will either dispatch a qualified
Mercedes-Benz technician or arrange to
tow your vehicle to the nearest
Mercedes-Benz Light Truck Center. For
services such as labor and / or towing,
charges may apply. Refer to the Roadside
Assistance manual for more information.
The following is only available in the USA:
Sign and Drive services: Services such
as jump start, a few gallons of fuel or
the replacement of a flat tire with the
vehicle spare tire are obtainable.
iWhile the call is connected you can
change to navigation menu by pressing
NAVI button on the MCS unit.
iThe indicator lamp in the Roadside As-
sistance button• remains illumi-
nated in red for approx. ten seconds
during the system self-check after turn-
ing the key in the steering lock to
position2 (together with the SOS but-
ton and the Information button¡).
See system self-check (
page 175)
when the indicator lamp does not light
up in red or stays on longer than ap-
proximately ten seconds.
181 Controls in detail
Useful features
For more details concerning the Tele Aid
system, please visit www.mbusa.com and
use your ID and password (sent to you sep-
arately) to learn more (USA only).Upgrade signals
The Tele Aid system processes calls using
the following priority.
Automatic emergency – First priority
Manual emergency – Second priority
Roadside assistance – Third priority
Information – Fourth priority
Should a higher priority call be initiated
while you are connected, an upgrade (al-
ternating) tone will be heard and the ap-
propriate indicator lamp will flash. If
certain information such as vehicle identi-
fication number or customer information is
not available, the operator may need to re-
transmit.
During this time you will hear a beep and
voice contact will be interrupted. Voice
contact will resume once the retransmis-
sion is completed. Once a call is conclud-
ed, a beep will be heard and the respective
indicator lamp will stop flashing. The MCS
system operation will resume.
iThe indicator lamp in the Information
button¡ remains illuminated in red
for approx. 10 seconds during the sys-
tem self-check after turning key in the
steering lock to position2 (together
with the SOS button and the Roadside
Assistance button•).
See system self-check (
page 175)
when the indicator lamp does not light
up in red or stays on longer than ap-
proximately ten seconds.
If the indicator lamp in the Information
button¡ is illuminated continuous-
ly and there was no voice connection to
the Response Center established, then
the Tele Aid system could not initiate
an Information call (e.g. the relevant
cellular phone network is not avail-
able).
The message
INFO CALL FAILED
ap-
pears in the MCS display.
Information calls can be terminated us-
ing the END button on the MCS.
!If the indicator lamps do not start flash-
ing after pressing one of the buttons or
remains illuminated (in red) at any
time, the Tele Aid system has detected
a fault or the service is not currently ac-
tive, and may not initiate a call. Visit
your Mercedes-Benz Light Truck Cen-
ter and have the system checked or
contact the Response Center at
1-800-756-9018 (in the USA) or
1-888-923-8367 (in Canada) as soon
as possible.
186 Controls in detailUseful featuresStep 5:
When the indicator lamp6 flashes
rapidly, release both buttons.
Step 6:
Press and hold the just-trained
integrated signal transmitter button
and observe the indicator lamp6.
If the indicator lamp6 stays on con-
stantly, programming is complete and
your device should activate when the
integrated signal transmitter button is
pressed and released.Step 7:
To program the remaining two buttons,
repeat the steps above starting with
step 3.Rolling code programming
To train a garage door opener (or other roll-
ing code devices) with the rolling code fea-
ture, follow these instructions after
completing the “Programming” portion
(steps 1 through 6) of this text. (A second
person may make the following training
procedures quicker and easier.)
Step 8:
Locate “training” button on the garage
door opener motor head unit.
Exact location and color of the button
may vary by garage door opener brand.
Depending on manufacturer, the
“training” button may also be referred
to as “learn” or “smart” button. If there
is difficulty locating the transmitting
button, refer to the garage door opener
operator’s manual.
iThe indicator lamp6 flashes the first
time the signal transmitter button is
programmed. If this button has already
been programmed, the indicator lamp
will only start flashing after
20 seconds.
iIf the indicator lamp6 flashes rapidly
for about two seconds and then turns
to a constant light, continue with pro-
gramming steps 8 through 12 as your
garage door opener may be equipped
with the “rolling code” feature.