Tow-Away Alarm, Glass Breakage Sensor - Mercedes-Benz 2005 M-Class Operator's Manual

Safety and Security
Anti-theft systems
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If the turn signal lamps do not flash
three times, the tow-away - glass
breakage sensor is malfunctioning or
one of the following elements may not
be properly closed:
a door
the liftgate
the hood
Close the respective element and lock
the vehicle again.
Disarming the alarm system
The alarm system is disarmed when you
unlock your vehicle with the remote con-
trol. The turn signal lamps flash once to in-
dicate that the alarm system is
deactivated.
84
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The alarm system will rearm automati-
cally again after approximately
40 seconds if one of the doors or the
liftgate is not opened.
Canceling the alarm
To cancel the alarm:
Switch on ignition ( page 33).
or
Press the Œ or ‹ button on the
remote control.
The alarm is canceled.
Tow-away alarm, glass breakage
sensor
The tow-away alarm and the glass break-
age sensor are part of the anti-theft alarm
system.
Once the tow-away alarm is armed, a visual
and audible alarm will be triggered when
someone:
attempts to raise the vehicle
breaks a window and reaches into the
passenger compartment
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The tow-away protection alarm is trig-
gered, for example, if the vehicle is
lifted on one side.
If the alarm stays on for more than
30 seconds, a call to the Response
Center is initiated automatically by the
Tele Aid* system ( page 174) provid-
ed Tele Aid service was subscribed to
and properly activated, and that neces-
sary cellular service and GPS coverage
are available.