Mercedes-Benz 2015 M-Class Operator's Manual page 80

Theft deterrent locking system
78
To turn the alarm off with the SmartKey:
X
press the % or & button on the
SmartKey.
The alarm is switched off.
or
Insert the SmartKey into the ignition lock.
X
The alarm is switched off.
To stop the alarm using KEYLESS-GO:
X
grasp the outside door handle. The Smart-
Key must be outside the vehicle.
The alarm is switched off.
or
Press the Start/Stop button on the dash-
X
board. The SmartKey must be inside the
vehicle.
The alarm is switched off.
The alarm is not switched off, even if you
close the open door that triggered it, for
example.
i
If the alarm continues for more than
30 seconds, the mbrace emergency call
system automatically notifies the Cus-
tomer Assistance Center. This is done
either by text message or data connection.
The emergency call system sends the mes-
sage or data provided that:
you have subscribed to the mbrace ser-
R
vice.
the mbrace service has been activated
R
properly.
the necessary mobile phone network is
R
available.