July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!
Module Network Input Messages - APIM
WARNING: This page is about a different car, the 2016 Lincoln MKT. However, it is still accessible from the selected car via links, so may be relevant.
Broadcast Message
Originating Module
Message Purpose
Backup camera status
BCM
Used to display the video status for static and active guidelines, zoom level and object distance.