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Safety and Security
Anti-theft systems
Anti-theft systems
Immobilizer
The immobilizer prevents unauthorized
persons from starting your vehicle.
Activating
ț Removing the key from the starter
switch activates the immobilizer.
Deactivating
ț Inserting the key in the starter switch
deactivates the immobilizer.
Anti-theft alarm system*
Once the alarm system has been armed, a
visual and audible alarm is triggered when
someone opens
ț a door
ț the tailgate
ț the hood.
The alarm system will also be triggered
when
ț someone attempts to raise the vehicle
ț the vehicle is opened with the mechan-
ical key.
Arming the alarm system
The alarm system is armed after locking
the vehicle with the remote control. The
turn signal lamps blink three times to indi-
cate that the alarm system is activated.
A red lamp in the switch for the tow-away
alarm will blink after approximately
10 seconds when the alarm system is
completely armed.
i
In case the engine cannot be started
(yet the vehicle’s battery is charged),
the system is not operational. Contact
an authorized Mercedes-Benz Center
or call 1-800-FOR-MERCedes (in the
USA), or 1-800-387-0100 (in Canada).
i
If the alarm stays on for more than
20 seconds, an emergency call is initi-
ated automatically by the Tele Aid* sys-
tem (
୴ page 211) provided Tele Aid*
service was subscribed to and properly
activated, and that necessary cellular
service and GPS coverage are avail-
able.
i
If the turn signal lamps do not blink
three times, the tow-away sensor* is
malfunctioning or one of the following
elements may not be properly closed:
ț a door
ț the tailgate
ț the hood
Close the respective element and lock
the vehicle again.
S203 MY03_A.book Page 79 Tuesday, January 28, 2003 2:22 PM