Anti-Theft System: Description
Anti-theft system is designed to sound horns, flash headlights and taillights for one minute, and interrupt starter circuit if any door or trunk is opened without using ignition key, hood is opened, or if battery is disconnected and reconnected when vehicle is locked. On some models with power door locks, anti-theft system will lock any door not previously locked when alarm is activated.
Anti-theft system consists of standard horns, anti-theft system horn, hood courtesy switch, anti-theft system Electronic Control Unit (ECU), SECURITY indicator light, ignition switch with key unlock warning switch, door lock assemblies with door unlock detection switches and door lock motors, door courtesy switches, door key lock and unlock switches, trunk key lock and unlock switch, and trunk courtesy switch. See Fig 1.