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Network Message Chart

BCM Network Input Messages 

Broadcast Message Originating Module Message Purpose
Lock request with intelligent access RFA module The RFA module monitors the door lock/unlock requests (input from the BCM), the RKE transmitters and the passive entry system. Depending on the lock status provided by the RFA module, the BCM arms/disarms the perimeter alarm.
Perimeter alarm chime request RFA module The BCM uses this information to activate the panic alarm.

IPC Network Input Messages 

Broadcast Message Originating Module Message Purpose
Perimeter alarm chime request BCM The IPC activates the perimeter alarm chime and displays Vehicle Alarm To Stop Alarm, Start Vehicle in the message center.