Page 245 of 442
245 Controls in detail
Useful features
To open air vent slide the lever up.
To close air vent slide the lever down.Storage compartment in the rear cen-
ter console
Briefly press the top of the compart-
ment.
It extends automatically.Ruffled storage bags
Ruffled storage bags are located on the
back of the front seats.
iThe compartment can get very warm
due to its confined space. When storing
heat sensitive objects (e.g. groceries)
in the compartment, close the air vent
while heating the passenger compart-
ment
Warning!
G
The ruffled storage bag is intended for stor-
ing light-weight items only.
Heavy objects, objects with sharp edges or
fragile objects may not be transported in the
ruffled storage bag.
The ruffled storage bag cannot protect
transported goods in the event of an acci-
dent.
Page 246 of 442
246 Controls in detailUseful featuresStorage compartment in the rear arm-
rest
Press the handle upward and fold the
armrest up.Rear cup holder
Briefly press the front of the center
armrest.
The cup holder extends automatically.
Ashtrays
Center console ashtray
Opening ashtray
Briefly press the marking on the bot-
tom of cover1.
The ashtray opens automatically.
Warning!
G
When not in use, keep the cup holder closed
while traveling. Place only containers that fit
into the cup holder to prevent spills. Use lids
on open containers and do not fill containers
to a height where the contents, especially
hot liquids, could spill during vehicle maneu-
vers.
iA small rubber mat is located in the
glove box. If you wish to store
coins / tokens, remove the ashtray in-
sert and insert the rubber mat in its
place. Empty ashtray insert and store
Page 247 of 442

247 Controls in detail
Useful features
Removing ashtray insert
Secure vehicle from movement by set-
ting the parking brake. Move the gear
selector lever to positionN.
Now you have more room to take out
the insert.
Push sliding button2 to the right and
hold.
Grip and remove insert from ashtray
frame.
Reinstalling ashtray insert
Install insert by pushing it back into
frame until it engages again.
Rear seat ashtrayOpening rear seat ashtray
Briefly press the top of the ashtray.
The ashtray opens.
Cigarette lighter
The cigarette lighter is located in the cen-
ter console compartment in front of the
armrest (
page 26).
1Cigarette lighter
Turn ignition on.
Push in cigarette lighter1.
The lighter will pop out automatically
when hot. it in a convenient location in the vehi-
cle.
Warning!
G
Only use rubber mat in conjunction with
storing coins / tokens. Always remove rub-
ber mat and / or all other contents and rein-
sert ashtray insert before placing hot
cigarettes or other hot smoking materials in
this compartment.Warning!
G
Remove front ashtray only with vehicle
standing still. Set the parking brake to se-
cure vehicle from movement. Move gear se-
lector lever to positionN. With gear selector
lever in positionN, turn off the engine.
Page 248 of 442
248 Controls in detailUseful features
12-V socket*
The socket is located in the rear of the cen-
ter console storage compartment.
The socket can be used for accessories up
to a maximum of 180 W.
Heated steering wheel*
The steering wheel heating warms up the
leather area of the steering wheel.
The stalk with the heated steering wheel
switch is on the lower left-hand side of the
steering wheel.
1Indicator lamp
2Switching off
3Switching on
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, take the
SmartKey with KEYLESS-GO* with you, and
lock your vehicle. Do not leave children un-
attended 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.iThe lighter socket can be used to ac-
commodate electrical accessories up
to a maximum 85 W.
Page 249 of 442

249 Controls in detail
Useful features
Switching on
Switch on ignition.
All lamps in the instrument cluster
come on.
Turn switch at the tip of stalk in the di-
rection of arrow3.
The steering wheel is heated. Indicator
lamp1 comes on.
Switching off
Turn switch at the tip of stalk in direc-
tion of arrow2.
The heated steering wheel is turned off.
Indicator lamp1 goes out.
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 Center for informa-
tion on the installation of an approved
external antenna. Refer to the radio trans-
mitter operation instructions regarding use
of an external antenna.
iThe steering wheel heating does not
turn off automatically.
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 serious
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,
weather and traffic conditions permit. Some
jurisdictions prohibit the driver from using a
cellular telephone while driving a vehicle.
Only operate the COMAND (Cockpit Man-
agement and Data System)
if road, weather and traffic conditions per-
mit.
1Observe all legal requirements.
Page 250 of 442

250 Controls in detailUseful featuresYou can take and place telephone calls us-
ing thes andt buttons on the
steering wheel. To carry out other tele-
phone functions, use the control system
(page 129).
See separate operating manual for instruc-
tions on how to use the telephone.
Tele Aid* The Tele Aid system
(Tele
matic A
larm I
dentification on D
e-
mand)
The Tele Aid system consists of three
types of response:
automatic and manual emergency
roadside Assistance and
information
The Tele Aid system is operational provid-
ing that the vehicle’s battery is charged,
properly connected, not damaged and cel-
lular and GPS coverage is available.
The speaker volume of a Tele Aid call can
be adjusted when using the volume control
on the multifunction steering wheel. To
raise, press buttonæ and to lower,
press buttonç.
To activate, press the SOS button, the
Roadside Assistance button• or
the Information button¡, depend-
ing on the type of response required.
Bear in mind that at a speed of just 30 mph
(approximately 50 km / h), your vehicle is
covering a distance of approximately
44 feet (approximately 13.5 m) every sec-
ond.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.
!The initial activation of the Tele Aid sys-
tem may only be performed by com-
pleting the subscriber agreement and
placing an acquaintance call using the
SOS button. Failure to complete either
of these steps will result in a system
that is not activated. If the system is
not activated, the indicator lamp in the
SOS button stays on after turning the
SmartKey in starter switch to
position2, or pressing the
KEYLESS-GO* start/stop button twice
to position2. The message
Tele Aid –
not activated
will be shown in the
multifunction display for approximately
10 seconds.
If you have any questions regarding ac-
tivation, please call the Response Cen-
ter at 1-800-756-9018 (in the USA) or
1-888-923-8367 (in Canada).
Page 251 of 442

251 Controls in detail
Useful features
Shortly after the completion of your ac-
quaintance call, you will receive a user ID
and password via first call mail. By visiting
www.mbusa.com and selecting “Tele Aid”
(USA only), you will have access to account
information, remote door unlock and
more.System self-check
Initially, after turning the ignition on, mal-
functions are detected and indicated (the
indicator lamps in the SOS button, the
Roadside Assistance button• and the
Information button¡ stay on longer
than ten seconds or do not come on). The
message
TELE AID – VISIT WORKSHOP!
ap-
pears for approximately 10 seconds in the
multifunction display.
iThe SOS button is located above the in-
terior rear view mirror.
The Roadside Assistance button•
and the Information button¡ are
located below the center armrest cov-
er.
!The Tele Aid system utilizes the cellular
network for communication and the
GPS (Global Positioning System) satel-
lites for vehicle location. If either of
these signals are unavailable, the
Tele Aid system may not function and if
this occurs, assistance must be sum-
moned by other means.
Warning!
G
If the indicator lamps in the SOS button, in
the Roadside Assistance button and / or in
the Information button remain illuminated
constantly in red and / or the message
TELE
AID - VISIT 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 Center as soon as
possible.
Page 253 of 442

253 Controls in detail
Useful features
Initiating an emergency call manually
1Cover
2SOS button
Briefly press on cover1.
The cover will open.
Press SOS button2 briefly.
The indicator lamp in SOS button2
will flash until the emergency call is
concluded.
Wait for a voice connection to the Re-
sponse Center.
Close cover after the emergency call is
concluded.
Warning!
G
If the indicator lamp in the SOS button is il-
luminated continuously and there was no
voice connection to the Response Center
established, then the Tele Aid system could
not initiate an emergency call (e.g. the rele-
vant cellular phone network is not available).
The message
EMERGENCY CALL –
CALL FAILED appears in the multifunction
display for approximately 10 seconds.
Should this occur, assistance must be sum-
moned by other means.
Warning!
G
If you feel at any way in jeopardy when in the
vehicle (e.g. smoke or fire in the vehicle, ve-
hicle in a dangerous road location), please
do not wait for voice contact after you have
pressed the emergency button. Carefully
leave the vehicle and move to a safe loca-
tion. The Response Center will automatically
contact local emergency officials with the
vehicle’s approximate location if they re-
ceive an automatic SOS signal and cannot
make voice contact with the vehicle occu-
pants.