Mercedes-Benz 2010 GLK-Class Operator's Manual page 66

Anti-theft systems
64
To cancel the alarm after it has been
triggered, see "Canceling the alarm"
( Y page 64).
If the alarm stays on for more than
i
30 seconds, the Tele Aid system initiates a
call to the Customer Assistance Center
automatically. The Tele Aid system will
initiate the call provided that
you have subscribed to the Tele Aid
R
service
the Tele Aid service has been activated
R
properly
the necessary mobile phone, power
R
supply and GPS coverage are available
X
Arming: Lock the vehicle with the
SmartKey or with KEYLESS-GO.
The turn signal lamps flash three times and
an acoustic warning sounds three times to
indicate that the vehicle is locked. Indicator
lamp : flashes to indicate that the alarm
system is armed.
i If the turn signal lamps do not flash three
times and the acoustic warning does not
sound three times, a door or the tailgate
may not be properly closed.
Close the respective element.
X
Disarming: Unlock the vehicle with the
SmartKey or with KEYLESS-GO.
The turn signal lamps flash once and an
acoustic warning sounds once to indicate
that the alarm system is disarmed.
Unless you open a door or the tailgate
i
within approximately 40 seconds after
unlocking the vehicle:
The vehicle will be locked again.
R
The anti-theft alarm system will be
R
rearmed.
Canceling the alarm
To cancel the alarm, do one of the following:
X
Insert the SmartKey into the starter switch.
X
Press button % or & on the
SmartKey.
In vehicles with KEYLESS-GO:
X
Grasp an outside door handle.
The SmartKey must be within 3 ft (1 m) of
the vehicle.
X
Press the KEYLESS-GO start/stop button.
The SmartKey must be inside the vehicle.