Opel 2011 Astra J Owner's Manual page 27

Status during the first 30 seconds of
anti-theft alarm system activation:
LED = test, arming delay.
illuminates
LED flashes = doors, tailgate or
quickly bonnet not
completely closed,
or system fault.
Status after system is armed:
LED flashes = system is armed.
slowly
LED flashes = system is disarmed.
quickly
3 times after
unlocking
Seek the assistance of a workshop in
the event of faults.
Deactivation
Unlocking the vehicle deactivates
anti-theft alarm system.
Alarm
When triggered, the alarm sounds via
a separate battery-backed power
sounder, and the hazard warning
lights flash simultaneously. The
number and duration of alarm signals
are stipulated by legislation.
The alarm can be silenced by
pressing any button of the radio
remote control or by switching on the
ignition.
The anti-theft alarm system can be
deactivated only by pressing button
c or by switching on the ignition.
Immobiliser
The system is part of the ignition
switch and checks whether the
vehicle is allowed to be started with
the key being used.
The immobiliser activated
automatically after the key has been
removed from the ignition switch.
If the control indicator d flashes when
the ignition is on, there is a fault in the
system; the engine cannot be started.
Switch off the ignition and then repeat
the start attempt.
Keys, doors and windows
If the control indicator continues
flashing, attempt to start the engine
using the spare key and seek the
assistance of a workshop.
Note
The immobiliser does not lock the
doors. You should always lock the
vehicle after leaving it and switch on
the anti-theft alarm system 3 21,
3 25.
Control indicator d 3 98.
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