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152 Navigation
Route guidance
Muting current voice instructions
Press J.
The current announcement is stopped.
You will hear the next navigation
announcement normally.
Switching voice instructions On/Off
Switching off
During a navigation announcement
press J for 2 seconds.
You will hear a confirmation beep if the
beep tones option was activated in the
system settings (
page 217).
The message
Voice Announcements
Muted
will appear briefly. Further route
guidance takes place using only the
symbols in the display. If a new route
guidance cycle is started, the
announcements are automatically
switched on again.
Switching on again
Press j.The navigation displays are only visible
while route guidance is active.
To switch to the navigation display from
another display, e.g. from CD operation:
Press b or c.
Two examples are shown below:
Display example 1:The road you are currently driving on is
shown on the status bar, in this case
I-90.
The indication
120 mi is the distance to
the next driving maneuver.
If the GPS position display (
page 170) is
active, the GPS data are shown instead of
the street name.
Navigation displays
i
Using the multifunction steering wheel
buttons, the display unit can be
changed between km or miles (see
your vehicle’s Operator’s Manual).
When the display unit is set to
miles, the COMAND will indicate
distances in miles (mi) or feet (ft).
When the display unit is set to km,
the COMAND will indicate
distances in kilometers (km) or
meters (m).
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153 Navigation
Route guidance
Important map symbols:
Current vehicle location and direction
of travel y
If the map orientation
2D Heading Up
(page 169) is chosen, the arrow will
always point upward.
The remaining route section is
highlighted in blue color.
Display example 2:On the right side of the display, the symbol
for the next driving maneuver is indicated
(here: right turn).
On the very right side next to turn symbol
is the distance bar. It indicates the
distance to the next driving maneuver
(here: 300 ft).
The status bar shows the name of the
street after the driving maneuver, if
available, here:
PARK AVE
The destination is marked with a flag $ on
the map, an intermediate destination is
marked with a flag showing the letter
S.
Altering the map scale
The current map scale is indicated on the
left side of the status bar.
Press any soft key.
The soft key displays appear.
i
The colored highlight only appears
when the system has completed the
route calculation.
i
Using the multifunction steering wheel
buttons, the display unit can be
changed between km or miles (see
your vehicle’s Operator’s Manual).
When the display unit is set to
miles, the COMAND will indicate
distances in miles (mi) or feet (ft).
When the display unit is set to km,
the COMAND will indicate
distances in kilometers (km) or
meters (m).
i
If no other action is taken within
approx. 8 seconds, the soft key
displays will disappear again.
Page 207 of 234

205 Service
Tele Aid
Tele Aid
Tele Aid incorporates the following
functions:
Emergency call
Roadside Assistance
Information call
Remote Door Unlock
Stolen Vehicle RecoveryThe speaker volume of a Tele Aid call can
be adjusted using the volume control on
the COMAND (
page 110) or the æ
and ç buttons on the multifunction
steering wheel.
During a Tele Aid call, all audio sources are
muted. The telephone is turned off and no
SMS messages can be received or
transmitted.
During a Tele Aid call, the used Network
Type (“A” for analog network or “D” for
digital network) and the signal strength are
displayed on the lower right corner of the
COMAND display.An emergency call is initiated
automatically in the event emergency
tensioning devices (ETDs) or air bags are
deployed. An emergency call can also be
initiated manually by pressing the I
button. Refer to your vehicle Operator’s
Manual for additional information.
Once the emergency call is in progress, the
indicator lamp in the I button will begin
to flash. The message
Connecting Call
appears on the display and all audio
resources are muted.
When the connection is established, the
message
Call Connected appears on
the display. A voice connection between
the Response Center and the vehicle
occupants is established soon after the
emergency call has been initiated.
i
To use Tele Aid, the Tele Aid service
must be subscribed to and properly
activated. 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).
The Tele Aid system is operational
provided the Tele Aid service was sub-
scribed to and properly activated.
Additionally, the vehicle’s battery must
be charged, properly connected, not
damaged and cellular service and GPS
coverage must be available.
GeneralEmergency call
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207 Service
Tele Aid
If the Tele Aid system could not establish a
voice connection to a Mercedes-Benz
Roadside Center (e.g. the relevant cellular
phone network is not available). The
message
Call failed appears.Terminating the connection
Roadside Assistance calls can be
terminated using the ì button on the
multifunctional steering wheel or the K
key on COMAND. The call can also be
terminated by the Roadside Assistance
Center.
The COMAND reverts to the system last
active before a Tele Aid call was initiated.Pressing the ¡ button, a call to the
Mercedes-Benz Customer Assistance
Center will be initiated. Information
regarding the operation of your vehicle, the
nearest authorized Mercedes-Benz Center
or Mercedes-Benz USA products and
services is available to you.
Refer to your vehicle Operator’s Manual for
additional information.
After initiating an Information call, the
message
Connecting Call will appear
on display. The system is then establishing
a connection to the Mercedes-Benz
Customer Assistance Center. All audio
sources are muted.
If the connection is established, the
message
Call Connected will appear
and a voice connection between the
Roadside Assistance Center and the
vehicle occupants is established soon
after.
i
During an active Roadside Assistance
call, switching to another application
(e.g. Navigation) is possible.
Information call
Page 210 of 234
208 Service
Tele Aid
If the Tele Aid system could not establish a
voice connection to the Mercedes-Benz
Customer Assistance Center (e.g. the
relevant cellular phone network is not
available). The message
Call failed
appears.Terminating the connection
Information calls can be terminated using
the ì button on the multifunctional
steering wheel or the K key on
COMAND. The call can also be terminated
by the Customer Assistance Center.
The COMAND reverts to the system last
active before a Tele Aid call was initiated.For the Tele Aid services Remote Door
Unlock and Stolen Vehicle Recovery
please refer to your vehicle Operator’s
Manual for information.
i
During an active Information call,
switching to another application (e.g.
Navigation) is possible.
Remote Door Unlock and Stolen
Vehicle Recovery