148 Controls in detailControl systemThe following functions are available:
Answering a call
When your telephone is ready to receive
calls, you can answer a call at any time. In
the multifunction display you will then see
the message:
Press buttons.
You have answered the call. In the mul-
tifunction display you see the length of
the call positioned above the number.Ending a call
Press buttont.
You have ended the call. In the multi-
function display you will again see the
standby message.
Dialing a number from the phone book
If your telephone is ready to receive calls,
you may select and dial a number from the
phone book at any time.
Press buttonÿ orè repeatedly
until you see the
TEL
menu in the mul-
tifunction display.
Press buttonj ork.
The control system reads the phone
book which is stored in the telephone.
The transmission depends on the num-
ber of entries in the phone book and can take up to 60 seconds. In the mul-
tifunction display you will see the mes-
sage
PLEASE WAIT!
.
When the message PLEASE WAIT!
dis-
appears, the phone book has been
loaded.
Press buttonj ork repeatedly
until the desired name appears in the
multifunction display.
The stored names are displayed in as-
cending or descending alphabetical or-
der.
Function
Page
Answering a call
148
Ending a call
148
Dialing a number from the phone
book
148
Redialing
149
iIf you do not wish to accept a call,
press buttont.
iIf you press and holdj ork for
longer than 1 second, the system
scrolls rapidly through the list of names
until you release the button again.
Cancel the quick search mode by
pressingt.
149 Controls in detail
Control system
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 multifunction 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 buttonè orÿ repeatedly
until you see the
TEL
menu in the mul-
tifunction display.
Press buttons.
In the multifunction display you see the
first number in the redial memory.
Press buttonj ork repeatedly
until the desired name appears in the
multifunction display.
Press buttons.
The control system dials the selected
phone number.
NAVI menu
In the
NAVI
menu, you will see the naviga-
tion system’s status.
Press buttonè orÿ repeatedly
until you see the message
NAVI
in the
multifunction display.
If COMAND is switched off, the mes-
sage
NAVI OFF
is shown in the multi-
function display.
With COMAND switched on but route
guidance not activated, the direction of
travel and, if available, the name of the
street currently traveled on appear in
the multifunction display.
With COMAND switched on and route
guidance activated, the direction of
travel and maneuver instructions ap-
pear in the multifunction display.
Please refer to separate COMAND operat-
ing instructions on how to activate the
route guidance system.
iIf you do not want to use the telephone,
press buttont.
232 Controls in detailUseful featuresStorage compartment in the glove box
A storage compartment is located in the
cover of the glove box. It can be used to
store cards, pens, a flashlight, etc.
1Storage compartment in glove box
Lightly press the marking on the lid of
storage compartment1.
The lid opens upward.Storage compartment in front of arm-
rest
1Storage compartment
Opening
The compartment contains a cup holder
(
page 235).
Lightly touch cover plate1.
The cover opens automatically.
Closing
Lightly push the cover plate1 up until
it engages in lock.Storage compartment below the front
armrest
Depending on vehicle model and configu-
ration, your vehicle is equipped with a stor-
age compartment below the front armrest.
The storage compartment below the front
armrest is illuminated with the exterior
lamps switched on.
The buttons are located under the cushion
of the armrest.
1Button to open storage compartment
2Button to open storage tray and tele-
phone holder*
233 Controls in detail
Useful features
Opening storage compartment
Press button1 and lift the armrest lid.Opening storage tray and telephone
holder*
The tray contains a coin holder and a tele-
phone* holder.
Press button2 and lift the armrest.Storage compartment between rear
seats
1Cover
Opening
Slide cover1 rearward.
Closing
Slide cover1 forward.
iThe storage compartment can be heat-
ed or cooled.
The compartment can get very warm
due to its confined space. When storing
heat-sensitive objects in the compart-
ment, close the air vent (
page 195)
while heating the passenger compart-
ment.
!Do not obstruct the air vent in the stor-
age compartment.
!Do not let bank cards, credit cards or
other cards with a magnetic strip come
near the storage tray as a magnet built
into the tray could erase or change the
information on the card.
240 Controls in detailUseful featuresSwitching off
Turn switch at the tip of stalk in the di-
rection of arrow3.
The steering wheel heating is turned
off. Indicator lamp2 goes out.
For information on the steering wheel, see
“Steering wheel” (
page 42).
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.
iIndicator lamp2 flashes or goes out
in case of power surge or undervolt-
age
in case of a steering wheel heating
malfunction
iThe steering wheel heating switches off
automatically when you remove the
SmartKey from the starter switch or, on
vehicles with KEYLESS-GO*, when you
switch off the ignition (
page 34) and
open the driver’s door.
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
Management and Data System)
1 if road,
weather and traffic conditions permit.
1Observe all legal requirements.
241 Controls in detail
Useful features
You can take and make telephone calls us-
ing thes andt buttons on the
steering wheel. To carry out other tele-
phone functions, use the control system
(page 147).
See separate operating manual for instruc-
tions on how to use the telephone.
Tele Aid
The Tele Aid system
(Telematic A
larm I
dentification on
D
emand)
The Tele Aid system consists of three types
of response:
automatic and manual emergency
roadside assistance and
informationThe 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 or use the volume knob
on your COMAND head unit.
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
Information button¡. Failure to
complete either of these steps will re-
sult in a system that is not activated.
If you have any questions regarding ac-
tivation, please call the Response
Center at 1-800-756-9018 (in the USA)
or 1-888-923-8367 (in Canada).
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.
243 Controls in detail
Useful features
Emergency calls
An emergency call is initiated
automatically following an accident in
which the emergency tensioning devices
(ETDs) or air bags deploy.
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 (
page 244) 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
CONNECTING CALL
appears in the multifunction display and
the audio system is muted. When the con-
nection is established, the message
CALL
CONNECTED
appears in the multifunction
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.
The Response Center will attempt to deter-
mine more precisely the nature of the acci-
dent 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
Response Center.
Warning!
G
If the indicator lamp in the SOS button is
flashing 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
CALL FAILED
appears in the
multifunction display for approximately
10 seconds.
Should this occur, assistance must be sum-
moned by other means.
245 Controls in detail
Useful features
Roadside Assistance button•
Press and hold the button • (for
longer than 2 seconds).
A call to a Mercedes-Benz Roadside
Assistance dispatcher will be initiated.
The button will flash while the call is in
progress. The message
CONNECTING
CALL
will appear in the multifunction
display and the audio system is muted.
When the connection is established, the
message CALL CONNECTED
appears in the
multifunction display. The Tele Aid system
will transmit data generating the vehicle
identification number, model, color and lo-
cation (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.
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 authorized
Mercedes-Benz Center. For services such
as labor and/or towing, charges may ap-
ply. Refer to the Roadside Assistance
Manual for more information.
Sign and Drive services (only available in
the USA): Services such as jump start, a
few gallons of fuel or the replacement of a
flat tire with the vehicle spare tire are ob-
tainable.
iThe indicator lamp in the Roadside
Assistance button• remains illumi-
nated in red for approximately
10 seconds during the system
self-check after switching on the igni-
tion (together with the SOS button and
the Information button¡).
See system self-check (
page 242)
when the indicator lamp does not come
on in red or stays on longer than ap-
proximately 10 seconds.
If the indicator lamp in the Roadside
Assistance button• is flashing con-
tinuously and no voice connection to
the Response Center was established,
the Tele Aid system could not initiate a
Roadside Assistance call (e.g. the rele-
vant cellular phone network is not
available). The message CALL FAILED
appears in the multifunction display.
Roadside Assistance calls can be ter-
minated using the tbutton on the
multifunction steering wheel or the re-
spective button for ending a telephone
call on the COMAND head unit.