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Safety and Security
Anti-theft systems
̄ Anti-theft systems
Immobilizer
The immobilizer prevents unauthorized
persons from starting your vehicle.
Activating
Removing the key from the steering lock
activates the immobilizer.
Deactivating
Turning the key in the steering lock to
position 2 (
୴ page 33) deactivates the im-
mobilizer.
Anti-theft alarm
Once the alarm system has been armed, a
visual and audible alarm is triggered when
someone:
ț opens a door
ț opens the liftgate
ț opens the hood
The alarm will stay on even if the activating
element (a door, for example) is immedi-
ately closed.
The alarm system will also be triggered
when
ț someone attempts to raise the vehicle
ț unlocking and opening the driver’s
door with the mechanical key
Arming the alarm system
The alarm system is armed after locking
the vehicle with the remote control. The
turn signal lamps flash three times to indi-
cate that the alarm system is activated. A
red lamp in the center console will flash af-
ter approximately 10 seconds when the
alarm system is completely armed
(
୴ page 27).
i
In case the engine cannot be started
(vehicle’s battery is in order), the sys-
tem is not operational. Contact an au-
thorized Mercedes-Benz Light Truck
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 171) provided Tele Aid
service was subscribed to and properly
activated, and that necessary cellular
service and GPS coverage are avail-
able.