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Protection against theft
76
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Any-
one can start the engine if a valid SmartKey
has been left inside the vehicle.
i
The immobilizer is always deactivated
when you start the engine.
In the event that the engine cannot be star-
ted (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).
ATA (anti-theft alarm system)
To arm: lock the vehicle with the SmartKey
X
or KEYLESS-GO.
Indicator lamp : flashes. The alarm sys-
tem is armed after approximately
15 seconds.
To disarm: unlock the vehicle with the
X
SmartKey or KEYLESS-GO.
or
Insert the SmartKey into the ignition lock.
X
A visual and audible alarm is triggered if the
alarm system is armed and you open:
a door
R
the vehicle with the mechanical key
R
the trunk lid
R
the hood
R
To turn the alarm off with the SmartKey:
X
press the % or & button on the
SmartKey.
The alarm is switched off.
or
Remove the Start/Stop button from the
X
ignition lock.
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 stays on for more than
30 seconds, the mbrace emergency call
system automatically sends a message to
the Customer Assistance Center. This is
done either by text message or data con-
nection. The emergency call system sends
the message 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.
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