Page 168 of 376

168 Controls in detailAudio systemWeather band
Press the
WB key.
The weather band station last selected
is tuned in.
Select the desired weather band
station with buttons 4 to7 .
If a station cannot be tuned in, a scan
is automatically started.
Press f ore button. The next
receivable weather band station is
tuned in.
Satellite radio (SAT)* (USA only) Sirius Satellite Radio provides 100 chan-
nels of digital-quality radio, among others
music, sports, news, and entertainment,
free of commercials. Sirius Satellite Radio
uses a fleet of high-power satellites to
broadcast 24 hours per day
coast-to-coast.
This diverse, satellite-delivered program-
ming is available for a monthly subscrip-
tion fee.
For more information, call the Sirius ser-
vice or contact www.siriusradio.com.
Program categories
The channels are categorized. The catego-
ries allow you to tune to stations broad-
casting a certain type of program
(PTY mode) (
page 171).
iAdditional optional satellite radio
equipment and a subscription to satel-
lite radio service provider is required
for the satellite radio operation de-
scribed here. Feature description is
based on preliminary information avail-
able at time of printing.
At time of printing, no date for availabil-
ity of optional equipment required for
satellite radio operation had been set.
Contact your authorized Mecedes-Benz
Center for details and availability for
your vehicle.
Satellite radio service may be unavail-
able or interrupted from time to time
for a variety of reasons, such as envi-
ronmental or topographic conditions
and other things we can't control. Ser-
vice might also not be available in cer-
tain places (e.g., in tunnels, parking
garages, or within or next to buildings)
or near other technologies.
Page 170 of 376
170 Controls in detailAudio systemChannel selection
The following options are available for se-
lecting a channel:
Direct channel input (
page 170)
Manual tuning (
page 170)
Preset channels (
page 170)
Direct channel input
Press “key.
Enter desired channel number using
buttons 4 to M . Manual tuning
Press and hold f
, d , c or
e button until the desired channel
has been reached.
Preset channels
You can store up to ten channels.
Retrieving a channel from memory
Press the desired channel button
4 to M .
Storing channels
Tune in the desired channel.
Press and hold desired channel but-
ton 4 to M until a brief signal
tone sounds.
The channel is stored on the selected
channel button.
iOnly inputs for available channels are
possible.
If a button is not pressed within
four seconds, the radio will return to
the last station tuned.
Page 177 of 376
177
Controls in detail
Audio system
1
CD
2 CD changer
3 CD tray
4 CD magazine
Remove magazine and pull CD tray fully
out.
Place CD in recess of tray, label side
up.
Push tray into magazine in direction of
arrow.
Push magazine into CD changer in di-
rection of arrow and close sliding door.
Playing CDs
Press i button.CD will appear on the display.
The last CD listened to will then start play-
ing at the point where it was switched off.
After the last track on a CD has finished,
the next CD is automatically played. Selecting CDs
You can select from among the CDs in
the CD magazine using buttons
4
to 6 .CD a n d t h e m a g a z i n e s l o t n u m b e r o f t h e
s e l e c t e d C D a p p e a r o n t h e d i s p l a y . T h e
number of the current track is dis-
played after
TRACK
.
If there is no CD in the selected maga-
zine slot,
NO CD
appears on the display
with the corresponding slot number.
iCDs which have been inserted improp-
erly or are unreadable will not be
played.
Page 180 of 376

180 Controls in detailAudio systemSwitching on the telephone
Pressh button.
If you have programmed an unlock
code for the telephone, you must enter
the code now.
Enter the desired telephone number
using buttons 4 to M .
If necessary, correct number entered
with the
CLR
key. Press key briefly to
delete the last digit entered; press key
and hold to delete the complete num-
ber.
Press the
OK key after entering correct
code.
The telephone is unlocked. If you have
entered the wrong code, you must re-
peat the entering procedure with the
correct code. Switching off the telephone
Press
h button repeatedly until PHONE OFF
appears in the display.
The receiving symbol in the display
disappears.
Adjusting the volume
Turn control knob a during tele-
phone operation.
The volume increases or decreases de-
pending on the direction in which the
knob is turned. Placing a call
Entering a telephone number and
starting the dialing process
Enter the desired telephone number
using buttons
4 to M .
The number can have up to 32 digits,
but only 13 of these are visible on the
display.
If necessary, correct number entered with
the CLR
key.
Press key briefly to delete the last digit
entered.
Press key and hold to delete the com-
plete number.
After correct telephone number has
been entered, press the
SND
key.
iThe volume can be adjusted separately
for the telephone*, voice control sys-
tem* and radio.
Page 183 of 376

183
Controls in detail
Audio system
Automatic repeat dialing (redial)
If a call cannot be connected, press
the
SND
key.
REDIAL
will appear on the display and re-
peated attempts to place the call will be
made for the next four minutes.
Selecting numbers directly from the
directory
Enter previously selected 3-digit
(1-999) number of the entry using
number keys 4 to M .
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 keys
4 to M .
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,
Land the full entry number will be
shown in the display. Quick-dialing
Press one of the desired number
buttons
4 toM longer than
one second.
The telephone number saved under
that number will be dialed.!Please be aware that button 4
might already be reserved for an emer-
gency call number.
Page 206 of 376

206 Controls in detailUseful featuresYou can take and place telephone calls us-
ing theí andì 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
(T
elematic 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 button æ and to lower,
press button ç.
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 approx. 44 feet (ap-
proximately 13.5 m) every second.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
SmartKey in starter switch to
position 2 and the message
TELE AID
EMREG. CALL – NOT ACTIVATED
will be
shown in the multifunction display for
approx. 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).
Page 212 of 376

212 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 CO-
MAND* system operation will resume.
!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
your 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 Canada) as soon as possible.
!If the indicator lamp continues to flash
or the system does not reset, contact
the Response Center at
1-800-756-9018 (in the USA) or
1-888-923-8367 (in Canada), or
Mercedes-Benz Customer Assistance
at 1-800-FOR-MERCedes
(1-800-367-6372) in the USA or
Customer Service at 1-800-387-0100
in Canada.iThe indicator lamp in the respective
button flashes until the call is conclud-
ed. Calls can only be terminated by a
Response Center or Customer Assis-
tance Center representative except
Roadside Assistance and Information
calls, which can also be terminated by
pressing button ì on the multifunc-
tion steering wheel.
Page 214 of 376

214 Controls in detailUseful featuresStolen vehicle tracking services
In the event your vehicle was stolen:
Report the incident to the police.
The police will issue a numbered inci-
dent report.
Pass this number on to the
Mercedes-Benz Response Center along
with your password issued to you when
you subscribed to the service.
The Response Center will then attempt
to covertly contact the vehicle’s
Tele Aid system. Once the vehicle is lo-
cated, the Response Center will con-
tact the local law enforcement and you.
The vehicle’s location will only be pro-
vided to law enforcement.
Garage door opener
The built-in remote control is capable of
operating up to three separately controlled
devices, for example garage door openers,
gate openers, or other devices compatible
with HomeLink
® or some other systems.
You can program the signal transmitter
buttons.
Remote control integrated into the interior
rear view mirror1 Indicator lamp
2 3 4 Signal transmitter button
5 Hand-held transmitter button
6 Hand-held remote control trans-
mitter (not part of the vehicle
equipment)