Subaru 2002 Legacy Owner's Manual page 104

Keys and doors
seconds).
If any of the doors, (rear gate or trunk lid) is not fully closed, the horn
sounds three times, the parking lights flash three times and the indi-
cator light flashes rapidly to alert you that the doors (or the rear gate)
are not properly closed. When you close the door, the system will au-
tomatically arm and doors will automatically lock.
n To arm the system using power door locking switches
HB2024CC
1. Close all windows and moonroofs (if so equipped).
2. Remove the key from the ignition switch.
3. Open the doors and get out of the vehicle.
4. Make sure that the engine hood (and the trunk lid) are locked.
5. Close the doors (and the rear gate on the station wagon) but leave
only the driver's door or the front passenger's door open.
6. Push the power door locking switch forward ("LOCK" side) to set
the door locks.
7. Close the door. The horn will sound one time, the parking lights will
flash one time and the indicator light will start flashing slowly (approxi-
mately once every two seconds) to inform you that the system has
armed.
NOTE
The system can be armed even if the engine hood, the windows
and/or moonroofs are opened. Always make sure that they are
fully closed before arming the system.
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