Mercedes-Benz M-Class Operator's Manual page 79

To turn the alarm off with the
X
SmartKey: 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
SmartKey must be outside the vehicle.
The alarm is switched off.
or
Press the Start/Stop button on the
X
dashboard. 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 stays on for more than
30 seconds, the mbrace emergency call
system automatically notifies the
Customer Assistance Center. This is done
either by text message or data connection.
The emergency call system sends the
message or data provided that:
you have subscribed to the mbrace
R
service.
the mbrace service has been activated
R
properly.
the necessary mobile phone network is
R
available.
Theft deterrent locking system
77
Z