ELECTRICAL
168
6. PERIMETRIC ALARM
6.1 Description
In this system, all door ajar switches are monitored to identify any theft condition on the vehicle. On detection
of any unauthorized access, the BCM trigger the horn (acoustic alarm) and optical alarm by flashing the turn
indicators.
6.2 Conditional Requirements
Three modes are available:
1. Disarm – when vehicle is in unlock condition
2. Pre-arm - Once the vehicle is locked with remote, and for 15 seconds.
3. Arm – Starts after the completion of pre-arm mode timer.
Alarm Triggering Condition
When any unauthorized entry (e.g. Door opened/ invalid key) is detected in Armed state, then the Optical
alarm (turn indicators) and Acoustic Alarm (Horn) get triggered. These alarm trigger indicates that the
theft condition has occurred on a vehicle.
Deactivation
BCM shall deactivate the anti-theft alarm monitoring system when the vehicle is in Disarm state. Vehicle
enters into Disarm mode when the RKE unlock command is given or by providing the valid transponder
key is detected in the IGN ON position.
6.3 Operating Voltage Range
DESCRIPTION
REQUIREMENT
VOLTAGE
Perimetric Alarm
Normal operating voltage
12V
Min & Max operating voltage range
9V-16V
6.4 Inputs & Outputs
