Disarming the System
WARNING: This page is about a different car, the 2008 Suzuki Swift +, 2008 Pontiac Wave, and 2008 Chevrolet Aveo. However, it is still accessible from the selected car via links, so may be relevant.
Unlock the driver side door with the key, or depress the UNLOCK button on the transmitter in order to disarm the system after the system is fully armed or possibly tripped.