144 Controls in detailControl systemTEL menu*
You can use the functions in the
TEL
menu
to operate your telephone, provided it is
connected to a hands-free system and
switched on.
Switch on the telephone and COMAND.
Press buttonÿ orè on the
steering wheel repeatedly until you see
the
TEL
menu in the display.Which messages will appear in the display
field depends on whether your telephone is
switched on or off:
If the telephone is off, the message in
the multifunction display is:
TEL OFF
.
If the telephone is on:
The telephone will then search for a
network. During this time the display
reads
NO SERVICE
.
As soon as the telephone has found a
network,
READY
is indicated in the dis-
play.
The standby message indicates that your
telephone is ready for use and you can op-
erate it using the control system.
Warning!
G
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 tele-
phone while driving, please use the
hands-free device and only use the tele-
phone when weather, road and traffic condi-
tions permit.
Some jurisdictions prohibit the driver from
using a cellular telephone while driving a ve-
hicle.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your vehicle is
covering a distance of 44 feet (approximate-
ly 14 m) every second.
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.
146 Controls in detailControl system
When the message
PLEASE WAIT!
dis-
appears, the phone book has been
loaded.
Press buttonj ork repeatedly
until the desired name appears in the
display.
The stored names are displayed in as-
cending or descending alphabetical or-
der.
Press buttons.
The system dials the selected phone
number.
If the connection is successful, the
name of the party you called and
the duration of the call will appear
in the display.
If no connection is made, the con-
trol system stores the dialed num-
ber in the redial memory.Redialing
The control system stores the most recent-
ly dialed phone numbers. This eliminates
the need to search through your entire
phone book.
Press buttonÿ orè repeatedly
until you see the
TEL
menu in the dis-
play.
Press buttons.
In the display you see the first number
in the redial memory.
Press buttonj ork repeatedly
until the desired name appears in the
display.
Press buttons.
The control system dials the selected
phone number.
iIf you press and holdj ork for
longer than one second, the system
scrolls rapidly through the list of names
until you release the button again.
Cancel the quick search mode by
pressingt.
iIf you do not want to use the telephone,
press buttont.
241 Controls in detail
Useful features
Switching on
Switch on ignition.
All the lamps in the instrument cluster
should come on.
Turn switch at the tip of stalk in the di-
rection of arrow1.
The steering wheel is heated. Indicator
lamp2 comes on.
Switching off
Turn switch at the tip of stalk in direc-
tion of arrow3.
The steering wheel heating is turned
off. Indicator lamp2 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)
1 if road, weather
and traffic conditions permit.
1Observe all legal requirements.
242 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 134).
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 44 feet (approximate-
ly 14 m) every second.
!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
ten 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).
244 Controls in detailUseful featuresEmergency 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 83) and tow-away alarm
(
page 85)
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.
For more information, see “Initiating an
emergency call manually” (
page 245).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 multifunc-
tion display. All information relevant to the
emergency, such as the location of the ve-
hicle (determined by the GPS satellite loca-
tion system), vehicle model, identification
number and color are generated.
A voice connection between the Response
Center and the occupants of the vehicle
will be established automatically soon af-
ter the emergency call has been initiated.
When a voice connection is established,
the audio system mutes and the message
TELE AID – EMERGENCY CALL ACTIVE
ap-
pears in the multifunction display. The Re-
sponse Center will attempt to determine
more precisely the nature of the accident
provided they can speak to an occupant of
the vehicle.The Tele Aid system is available if
it has been activated and is operation-
al. Activation requires a subscription
for monitoring services, connection,
and cellular air time
the relevant cellular phone network
and GPS signals are available and pass
the information on to the Response
CenteriLocation of the vehicle on a map is only
possible if the vehicle is able to receive
signals from the GPS satellite network
and pass the information on to the Re-
sponse Center.
245 Controls in detail
Useful features
Initiating an emergency call manually
1SOS button
2Cover
Briefly press on the cover2.
The cover will open.
Press SOS button1 briefly.
The indicator lamp in SOS button1
will flash until the emergency call is
concluded.
Wait for a voice connection to the
Response Center.
Close cover2 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 ten 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.
247 Controls in detail
Useful features
Information button¡
The Information button¡ is located be-
low the center armrest cover.
Press and hold the button ¡ (for
longer than two 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).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.
Information regarding the operation of
your vehicle, the nearest authorized
Mercedes-Benz Center or Mercedes-Benz
USA products 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). See system self-check (
page 243)
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 continuous-
ly illuminated and no voice connection
to the Response Center was estab-
lished, the Tele Aid system could not
initiate a Roadside Assistance call (e.g.
the relevant cellular phone network is
not available). The message ROADSIDE
ASSISTANCE – CALL FAILED appears in
the multifunction display.
Roadside Assistance calls can be ter-
minated using the tbutton on the
multifunction steering wheel.
248 Controls in detailUseful features
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
COMAND system operation will resume.
iThe indicator lamp on the Information
button¡ remains illuminated in red
for approximately ten seconds during
the system self-check after turning the
ignition on (together with the SOS but-
ton and the Roadside Assistance
button•).
See System self-check (
page 243)
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 no voice connection to the Re-
sponse Center was 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 tbutton on the multifunc-
tion steering wheel.!If the indicator lamps do not start flash-
ing after pressing one of the buttons or
remain 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 an
Mercedes-Benz Center and have the
system checked or contact the Re-
sponse Center at 1-800-756-9018 (in
the USA) or 1-888-923-8367 (in Cana-
da) as soon as possible.