Network Message Chart

WARNING: This page is about a different car, the 2018 Lincoln MKC. However, it is still accessible from the selected car via links, so may be relevant.

BCM Network Input Messages

Broadcast Message	Originating Module	Message Purpose
Camera commands	APIM	Used to command the visual park aid alert and zoom level on and off based on driver inputs through the FDIM.
Parking aid range to object	PAM	Used to generate the visual highlights in the zone where an object is detected by the rear parking aid system.
Steering angle	ABS Module	Used to generate the intended vehicle path for the active guideline feature. (if equipped with active park assist)
Trailer lamp connected	TRM	Disables the fixed and active guidelines when a trailer is electrically connected to the vehicle. (if equipped with trailer tow)

ABS Module Network Input Messages

Broadcast Message	Originating Module	Message Purpose
Steering wheel angle sensor data	SCCM	On vehicles equipped with active park assist, the ABS module uses the steering angle sensor data to generate the steering angle message that is sent to the BCM to support the active guideline feature.

APIM Network Input Messages

Broadcast Message	Originating Module	Message Purpose
Backup camera status	BCM	Used to display the current settings for the visual park aid alert and zoom level.
Gear lever position	PCM	Used to enable and disable the rear video display.
Vehicle speed	PCM	When the video delay feature is turned on, this message is used to turn the rear camera display off after the vehicle speed exceeds a preset threshold.