System Description
SYSTEM DIAGRAM
DESCRIPTION
The security system provides an audible and visual alarm when an unauthorized access to the vehicle is detected while the system is in armed phase. The security system consist of the BCM managing the audible alarm (horn) and the visual alarm (headlamps).
OPERATION FLOW
Disarmed Phase
When the vehicle is being driven or when doors are open, the theft warning system is set in the disarmed phase on the assumption that the owner is inside or near the vehicle.
Pre-Armed Phase And Armed Phase
The vehicle security system turns into the pre-armed phase when ignition switch is in OFF position, all doors are closed and locked (using keyfob, door lock/unlock switch, or auto relock function). The system automatically shifts into the armed phase.
Condition of Activating The System
When the following condition is performed in armed phase, the system sounds the horns and flashes the headlamps for approximately 50 seconds.
- Any door is opened.
Condition of Deactivating The System
When the following operation is performed, the armed phase is cancelled:
- Unlock the doors with keyfob.