Ata (Anti-Theft Alarm System); Theft Deterrent Locking System - Mercedes-Benz S-Class Operator's Manual

charged, the immobilizer may be faulty.
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
system 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
X
SmartKey: 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.

Theft deterrent locking system

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 sends a message to
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.
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