164 Controls in detailAudio system
Press the desired numerical key2
to9.
The stored entries are selected accord-
ing to the alphabetical order of the ini-
tial letters (e.g. for B -Brown, press
button2 twice).Searching and selecting phone book
entries by number
Press the
NUM
key.
The current number is marked in the
display.
Press either thed or cbutton.
The stored entries are selected
according to numerical order.
or
Press either thef or ebutton.
The stored entries are selected in
increments of 5 (e.g. Entry
M5, Entry
M10
, etc.).Starting dialing process
Once you have selected a number,
press the
SND
key.
Repeat dialing
If the number dialed is busy, you can again
place calls to the last ten telephone
numbers dialed using the repeat dialing
function.
i
Several characters and symbols cannot be
shown on the display for technical reasons. They
have been replaced with spaces.
165 Controls in detail
Audio system
Manual repeat dialing (redial)
Press the
SND
key.
The last number dialed is shown in the
display.
Select the desired telephone number
usingd, c, f or
ebutton.
The abbreviation
L and the number of
the entry are shown in the top line of
the display.
When you have selected a number,
press the
SND
key.
The call will be made.Automatic repeat dialing (redial)
If a call cannot be connected, press
the
SND
key.
REDIAL
will appear in the display and re-
peated attempts to place the call will be
made for the next 4 minutes.
Selecting numbers directly from the
directory
Enter previously selected 3-digit
(1-999) number of the entry using
number keys4 toM.
Press the
RCL
key.
The telephone number stored under
that entry will be dialed.
Press the
SND
key.
The call will be made.Speed dialing
Input desired entry number using
number keys4 toM.
A maximum of two digits can be en-
tered.
If necessary, correct the last number
entered with the
CLR
key.
Press the
SND
key.
The telephone number stored under
that entry will be dialed. The number,
L
and the full entry number will be shown
in the display.
Quick-dialing
Press one of the desired number
buttons4 toM longer than
1 second.
The telephone number saved under
that number will be dialed.
!
Please be aware that button4 might al-
ready be reserved for an emergency call number.
166 Controls in detailAudio systemEmergency calls “911”
The following describes how to dial a “911”
emergency call using the audio system
head unit when a Mercedes-Benz specified
mobile phone is connected with the Blue-
tooth
® interface. Unless otherwise speci-
fied, the descriptions refer to the audio
system head unit.
Consult the separate telephone operating
instructions that came with your mobile
phone for information on how to place a
“911” emergency call on the mobile
phone. The following conditions must be met for a
“911” emergency call:
Telephone must be switched on.
The corresponding mobile communica-
tions network must be available.
If you cannot make an emergency call, you
will have to initiate rescue measures
yourself. Placing a “911” emergency call using
audio head unit with the phone locked
Press hbutton to switch to
telephone operation.
You see
CODE?
in the audio display.
Press button4 on the audio head
unit until you see
911
in the audio
display.
You see
911
in the audio display while
the telephone establishes the connec-
tion.
Wait until the emergency call center
answers, then describe the emergency.
Warning!
G
The “911” emergency call system is a public
service. Using it without due cause is a
criminal offense.
i
Emergency calls may not be possible with all
telephone networks or if certain network servic-
es and/or telephone functions are active. Check
with your local service providers.
167 Controls in detail
Audio system
Placing a “911” emergency call using
audio head unit with the phone
unlocked
Press hbutton to switch to
telephone operation.
Enter 911 using the number keypad on
the audio head unit.
Press the
SND
key for dialing to begin.
The telephone establishes the
connection.
Wait until the emergency call center
answers, then describe the emergency. Accepting an incoming call
Accepting an incoming call in telephone
mode
With an incoming call, a ringing tone can
be heard and the caller’s telephone num-
ber, or the name under which this tele-
phone number has been saved in the
telephone book, appears on the display. If
the caller’s number is not transmitted,
CALL
will appear in the display.
Press the
SND
key to accept call.Accepting an incoming call in cassette,
CD or radio mode
If the telephone is activated in the back-
ground (receiving symbol
S visible on dis-
play), the audio source is muted when a
call is received. The ringing tone is heard
and the caller’s telephone number or the
name under which this telephone number
has been saved in the telephone book ap-
pears on the display. If the caller’s number
is not transmitted,
CALL
appears in the
display.
Press the
SND
key to accept the call.
212 Controls in detailUseful featuresPower outlet
The power outlet is located on the left side
in the trunk.
1Power outlet
Switch on the ignition (
page 40).
Flip up cover and insert electrical plug
(cigar lighter type).
Telephone
Your vehicle is equipped with Bluetooth
®.
The Bluetooth
® interface is located in the
storage compartment between the back-
rests (
page 210).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.
i
The power outlet can be used to accommo-
date 12V DC electrical accessories (e.g. air
pump, auxiliary lamps) up to a maximum
of 180 W or as a battery charging point
(
page 371).
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 personal
injury.
213 Controls in detail
Useful features
You can take and place telephone calls
using the s and t buttons on the
steering wheel. To carry out other tele-
phone functions, use the control system
(page 141).
See separate instruction manual for
instructions on how to operate the
telephone.Initializing pairing of Bluetooth
® inter-
face with mobile phone
Switch on the ignition (
page 40).
Open the storage compartment be-
tween the backrests (
page 210).
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
telephone 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
mobile telephone while driving a vehicle.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your vehicle is
covering a distance of 44 feet
(approximately 14 m) every second.
1Observe all legal requirements.
i
For additional information on operating the
telephone using the audio system head unit, see
“Telephone operation” (
page 162).
For additional information on operating the tele-
phone using the multifunction steering wheel,
see “TEL menu” (
page 141).
214 Controls in detailUseful features1Bluetooth
® interface
2Button with indicator lamp
3Pocket
Take Bluetooth
® interface1 from
pocket3.
To initialize pairing, press and hold
button2 on the Bluetooth
®
interface1 until the indicator lamp in
the button begins to flash rapidly in
blue.
Let your mobile phone with Bluetooth
®
capability conduct a search for Blue-
tooth
® devices, until you find the Blue-
tooth® interface with the symbol
“MB BTUM”.
For information on how to search for
Bluetooth devices, refer to your mobile
phone operating instructions.
Select the symbol “MB BTUM”.
Enter “0000” (four zeros), when
prompted to enter the passkey.
The indicator lamp in the button2 will
stop flashing and remain illuminated in
blue.The pairing of the Bluetooth
® interface1
with your mobile phone was successful.
Pairing is only required once for each
handset.
You will be able to make and receive
hands-free phone calls using the speakers
and microphones installed in your vehicle.
You can also switch from hands-free mode
to privacy phone mode.
Please contact an authorized
Mercedes-Benz Center for the most recent
list of Bluetooth
® capable mobile phones
that have been approved for use in your ve-
hicle.
For detailed instructions on how to pair the
Bluetooth
® interface1 with the mobile
phone, please refer to the mobile phone
operating instructions.
215 Controls in detail
Useful features
Tele Aid
Shortly after the completion of your Tele
Aid acquaintance call, you will receive a
user ID and password in the mail. You may
use this password to access the Tele Aid
section in“Owner’s Online” at
www.mbusa.com. The “My Tele Aid” sec-
tion will give you access to account infor-
mation, remote door unlock and more.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
vehicle battery power is available
the relevant cellular phone network
and GPS signals are available and pass
the information on to the Response
CenterThe Tele Aid system
(Tele
matic A
larm I
dentification on
D
emand)
The Tele Aid system consists of three
types of response:
Automatic and manual emergency
Roadside Assistance
Information
The Tele Aid system is operational provid-
ing that the vehicle’s battery is charged,
properly connected, not damaged and
cellular and GPS coverage is available.
The Tele Aid system utilizes the cellular
network for communication and the GPS
(Global P
ositioning S
ystem) satellites for
vehicle location. If either of these signals
are unavailable, the Tele Aid system may
not function and if this occurs, assistance
must be summoned by other means.
!
In order to activate the Tele Aid system, a
subscriber agreement must be completed. To
ensure your system is activated and operational,
please press the ¡button to perform the ac-
quaintance call. Failure to complete either of
these steps may result in a system that is not ac-
tivated.
If you have any questions regarding activation,
please call the Response Center at
1-800-756-9018 (in the USA) or
1-888-923-8367 (in Canada).
i
Location of the vehicle on a map is only pos-
sible if the vehicle is able to receive signals from
the GPS satellite network and pass the informa-
tion on to the Response Center.