Subaru 2004 Impreza - Manual (Page 117)

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Keys and doors
to your vehicle. Security system (if equipped)
The security system helps to protect your vehicle and
valuables from theft. The horn sounds and the turn
signal lights flash if someone attempts to break into
your vehicle. The starter motor is also interrupted to
prevent starting the vehicle without a key.
The system can be armed and disarmed with the re-
mote transmitter.
The system does not operate when the key is inserted
into the ignition switch.
! System operation
The security system will give the following alarm indi-
cations when triggered:
"
The turn signal lights will flash and the horn will
sound intermittently. In addition, the starter motor will
not operate.
"
The alarm automatically resets after 30 seconds;
however, the alarm will reactivate if the vehicle is tam-
pered with again. The alarm will continue for six times
if any sensor continues to be activated.
The alarm is triggered by:
"
Opening a door, the rear gate or trunk lid.
" Application of physical shock to the vehicle (e.g.