174 Controls in detailDriving systemsWarning indicator
Visual signals indicate to the driver the rel-
ative distance between the sensors and an
obstacle. The warning indicator is located
next to the tailgate.Warning indicatorAs your vehicle approaches an object, one
or more segments will come on, depending
on the distance. When the sixth segment
lights, you have reached the minimum dis-
tance.An intermittent acoustic warning will
sound when the first yellow segment
comes on. This signal quickens with each
additional segment lit. When all segments
illuminate, the acoustic warning becomes
a constant signal. The signal is canceled
when the gear selector lever is placed in
position D or P.
Rear Parking Assist malfunction
There is a malfunction in the Rear Parking
Assist system if:
a low warning tone sounds while the
vehicle is reversing
The Rear Parking Assist sensors are
dirty or malfunctioning.
Clean the Rear Parking Assist sys-
tem sensors (
page 247).
Switch on the ignition again.
no segments come on and no warning
sounds
The Rear Parking Assist is malfunction-
ing.
Have the Rear Parking Assist sys-
tem checked by an authorized
Mercedes-Benz Light Truck Center
as soon as possible.
Malfunction may also be caused by inter-
ference from other radio or ultrasonic sig-
nals.
Check the Rear Parking Assist opera-
tion at another location to rule out in-
terference from outside radio or
ultrasonic signals.
179 Controls in detail
Loading
3Lift tensioner
4Tie down
Lift tensioner3 on tie downs4 must
point in the direction of the arrow.5Hook
6Ring
Set the length of the tie downs4 and
lift tensioner3 to the rings6.
Insert tie down hooks5 in rings6.
Pull on loose ends of tie downs until net
is slightly tensioned.
Fold up seat bench until it locks in
place.
The partition net will be tightened by
the rear seat bench cushion.
After driving a short period, check the ten-
sion of the partition net, retighten if neces-
sary.Installation behind front seats
1Partition net
2Mounting
Fold rear seat bench fully forward
(page 176).
Engage partition net1 in holders2.
186 Controls in detailUseful featuresCup holder in rear passenger footwellParcel net in front passenger footwell
A small convenience parcel net is located
in the front passenger footwell. It is for
small and light items, such as road maps,
mail, etc.
Ashtrays
Center console ashtray
1Ashtray
2Cigarette lighter
3Cover plate
Opening ashtray
Briefly push the cover plate3.
The ashtray opens automatically.
!Before folding the seat backrest for-
ward and the rear seat bench down, be
sure that all containers in the rear cup
holder are removed.
Warning!
G
Do not place heavy or fragile objects, or ob-
jects having sharp edges in the parcel net.
In an accident, during hard braking or sud-
den maneuvers, they could be thrown
around inside the vehicle and cause injury to
vehicle occupants.!When large objects are stored in the
parcel net, do not slide the seat fully
forward, it could damage them.
188 Controls in detailUseful featuresCigarette lighter
The lighter socket can be used to accom-
modate electrical accessories up to a
maximum of 180 W.
1Cigarette lighter
Briefly touch the cover plate.
The ashtray opens automatically.
Turn the SmartKey in the starter switch
to position1 or2.
Push in cigarette lighter1.
The lighter will pop out automatically
when hot.
Electrical outletElectrical outletAn electrical outlet is located in the rear
passenger footwell.
Turn the SmartKey in the starter switch
to position1 or2.
Flip up cover and insert electrical plug
(cigarette lighter type).
Warning!
G
Never touch the heating element or sides of
the lighter; they are extremely hot. Hold the
knob only.
When leaving the vehicle, always remove the
SmartKey from the starter switch. Do not
leave children unattended in the vehicle, or
with access to an unlocked vehicle. Unsu-
pervised use of vehicle equipment may
cause an accident and/or serious personal
injury.
iThe electrical outlet can be used to ac-
commodate electrical consumers (e.g.
air pump, auxiliary lamps) up to a max-
imum of 180 W.
N
189 Controls in detail
Useful features
Telephone*
Radio transmitters, such as a portable tele-
phone or a citizens band unit, should only
be used inside the vehicle if they are con-
nected to an antenna that is installed on
the outside of the vehicle.
The external antenna must be approved by
Mercedes-Benz. Please contact an autho-
rized Mercedes-Benz Light Truck Center
for information on the installation of an ap-
proved external antenna. Refer to the radio
transmitter operation instructions regard-
ing use of an external antenna.You can take and place telephone calls us-
ing theí andì buttons on the
steering wheel. Use the control system for
performing other telephone functions
(
page 137).
See separate instruction manual for infor-
mation on how to operate the telephone.
Warning!
G
Never operate radio transmitters equipped
with a built-in or attached antenna (i.e. with-
out being connected to an external antenna)
from inside the vehicle while the engine is
running. Doing so could lead to a malfunc-
tion of the vehicle’s electronic system, pos-
sibly resulting in an accident and/or
personal injury.
Warning!
G
Please do not forget that your primary re-
sponsibility is to drive the vehicle. A driver’s
attention to the road must always be
his /her primary focus when driving. For
your safety and the safety of others, we rec-
ommend that you pull over to a safe location
and stop before placing or taking a tele-
phone call.
If you choose to use the telephone
1 while
driving, please use the hands-free device
and only use the telephone when road, traf-
fic and weather conditions permit. Some ju-
risdictions prohibit the driver from using a
cellular telephone while driving a vehicle.
Only operate the COMAND (Cockpit Man-
agement and Data System)
1 if road, traffic
and weather conditions permit.
Bear in mind that at a speed of just 30 mph
(approximately 50 km / h), your vehicle is
covering a distance of approx. 44 feet (ap-
proximately 13.5 m) every second.
1Observe all legal requirements
Warning!
G
Some jurisdictions prohibit the driver from
using a cellular telephone while driving a ve-
hicle. Whether or not prohibited by law, for
safety reasons, the driver should not use the
cellular telephone while the vehicle is in mo-
tion.
Stop the vehicle in a safe location before an-
swering or placing a call.
191 Controls in detail
Useful features
System self-check
Initially, after turning the SmartKey in
starter switch to position2, malfunctions
are detected and indicated (the indicator
lamps in the SOS button, the Roadside As-
sistance button• and the Information
button¡ stay on longer than
10 seconds or do not come on). The mes-
sage
TELE AID – DRIVE TO WORKSHOP!
ap-
pears for approx. 10 seconds in the
multifunction display.Emergency calls
An emergency call is initiated automatical-
ly:
following an accident in which the
emergency tensioning devices (ETDs)
or airbags deploy
if the anti-theft alarm or the tow-away
alarm stays on for more than
20 seconds. See anti-theft alarm sys-
tem (
page 82) and tow-away alarm
(
page 83)
An emergency call can also be initiated
manually by opening the cover next to the
interior rear view mirror labeled SOS, then
briefly pressing the button located under
the cover. See below for instructions on
initiating an emergency call manually.
Once the emergency call is in progress, the
indicator lamp in the SOS button will begin
to flash. The message
EMERGENCY CALL –
CONNECTING CALL
appears in the multifunc-
tion display. When the connection is estab-
lished, the message
EMERGENCY CALL –
CALL CONNECTED
appears in the
Warning!
G
If the indicator lamps in the SOS button, in
the Roadside Assistance button and/or in
the Information button do not come on dur-
ing the system self-check or if any of these
indicators remain illuminated constantly in
red and/or the message
TELE AID -
DRIVE TO WORKSHOP
is displayed in the
multifunction display after the system
self-check, a malfunction in the system has
been detected.
If a malfunction is indicated as outlined
above, the system may not operate as ex-
pected. Have the system checked at the
nearest Mercedes-Benz Light Truck Center
as soon as possible.
194 Controls in detailUseful featuressystem mutes and the message
TELE AID
– ROADSIDE ASSISTANCE CALL ACTIVE
ap-
pears in the multifunction 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.
These programs are 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
Remote Vehicle Diagnostics: This func-
tion permits the Mercedes-Benz Road-
side Assistance dispatcher to
download malfunction codes and actu-
al vehicle data.Information button¡
Located below the center armrest cover is
the Information button¡.
Press and hold the button (for longer
than 2 seconds).
A call to the Customer Assistance Cen-
ter will be initiated. The button will
flash while the call is in progress. The
message
INFO – CONNECTING CALL
will
appear in the multifunction display.
When the connection is established, the
message
INFO – CALL CONNECTED
appears
in the multifunction display. The Tele Aid
system will transmit data generating the
vehicle identification number, model, color
and location (subject to availability of cel-
lular and GPS signals).
iThe indicator lamp in the Roadside As-
sistance button• remains illumi-
nated in red for approx. 10 seconds
during the system self-check after turn-
ing the SmartKey in the starter switch
to position2 (together with the SOS
button and the Information
button¡).
See system self-check (
page 191)
when the indicator lamp does not come
on in red or stays on longer than ap-
proximately ten seconds.
If the indicator lamp in the Roadside
Assistance button• is illuminated
continuously and there was no voice
connection to the Response Center es-
tablished, then the Tele Aid system
could not initiate a Roadside Assis-
tance call (e.g. the relevant cellular
phone network was not available). The
message
TELE-DIAGNOSIS –
CALL FAILED
appears in the multifunc-
tion display.
Roadside Assistance calls can be ter-
minated using the ìbutton on the
multifunction steering wheel.
195 Controls in detail
Useful features
A voice connection between the Customer
Assistance Center representative and the
occupants of the vehicle will be estab-
lished. When a voice connection is estab-
lished the audio system mutes and the
message
TELE AID – INFO CALL ACTIVE
appears in the multifunction display. Infor-
mation regarding the operation of your ve-
hicle, the nearest Mercedes-Benz Light
Truck Center or Mercedes-Benz USA prod-
ucts and services is available to you.
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).
iThe indicator lamp in the Information
button¡ remains illuminated in red
for approx. ten seconds during the sys-
tem self-check after turning SmartKey
in the starter switch to position2 (to-
gether with the SOS button and the
Roadside Assistance button•).
See system self-check (
page 191)
when the indicator lamp does not come
on 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
appears in the multifunc-
tion display.
Information calls can be terminated us-
ing the ìbutton on the multifunc-
tion steering wheel.
!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.