gency call centre or the public emergency serv‐
ices call centre.
The following data is transferred:
R
the vehicle's GPS position data
R
the last GPS position data on the route (a few
100 metres before the incident)
R
direction of travel
R
vehicle identification number
R
the vehicle drive type
R
the estimated number of people in the vehicle
R
whether Mercedes PRO connect is available
or not
R
whether the emergency call was initiated
manually or automatically
R
time of the accident
R
language setting on the multimedia system
For accident clarification purposes, the following
measures can be taken up to an hour after the
emergency call has been initiated:
R
the current vehicle position can be called up
R
a voice connection to the vehicle occupants
can be established
%
For Russia: various functions, e.g. receiving
traffic information, cannot be used for up to
two hours after sending an emergency call.
Function of the emergency call system self-
diagnosis (Russia)
Your car verifies the operability of the emergency
call system each time the ignition is ON. In case
of system failure, you will be informed with text
message on the instrument cluster and with red
indicator
SOS NOT READY
on the media display.
Please, make sure, that during 30 seconds after
switching ignition ON the red indicator
SOS NOT
READY
in the upper right corner of the multime‐
dia display is switched OFF, this means the emer‐
gency call system passed diagnostics success‐
fully. If necessary, switch ON the media display, if
it was switched OFF before.
Starting/ending ERA-GLONASS test mode
(Russia)
Requirements:
R
The starter battery has sufficient charge.
R
The ignition is switched on.
R
The vehicle has been stationary for at least
one minute.
#
To start the test mode: press and hold the
~
button on the multifunction steering
wheel or the
F
button on the overhead
control panel for at least five seconds.
Test mode is started and ended automatically
after completion of the speech test.
#
To stop test mode manually: switch off the
ignition or press the
F
button on the over‐
head control panel for at least five seconds.
The test mode is ended.
Flat tyre
Notes on flat tyres
&
WARNING Risk of an accident when driv‐
ing with a flat tyre
A flat tyre greatly impairs driving characteris‐
tics, as well as steering and braking.
#
Do not drive with a flat tyre.
#
Remove the flat tyre and fit the spare
wheel or consult a qualified specialist
workshop.
In the event of a flat tyre you have the following
possibilities depending on your vehicle's equip‐
ment:
R
Vehicles with Mercedes PRO connect: in
the event of a flat tyre, you can call break‐
down assistance via the breakdown assis‐
tance call button in the overhead control
panel (
/
page 199).
R
All vehicles: change the wheel
(
/
page 336).
Battery
Notes on the 12 V battery
&
WARNING Risk of an accident due to
work carried out incorrectly on the bat‐
tery
Work carried out incorrectly on the battery
can, for example, lead to a short circuit. This
can lead to function restrictions in safety-rel‐
evant systems, e.g. the lighting system, ABS
(anti-lock braking system) or ESP
®
(Electronic
Stability Program). The operating safety of
your vehicle may be restricted.
Breakdown assistance 295