Network Message Chart

WARNING: This page is about a different car, the 2022 Lincoln Nautilus. However, it is still accessible from the selected car via links, so may be relevant.

Network Input Messages - ACM

Broadcast Message	Originating Module	Message Purpose
IPC chime	IPC	Data used to command a warning chime during possible collision event and audio mute so that the warning chime can be heard.

Network Input Messages - IPC

Broadcast Message	Originating Module	Message Purpose
Collision avoidance and driver support camera status	IPMA	Data used to command the pre-collision assist system fault status in the message center.
Collision avoidance and driver support chime status	CCM	Data used to command a warning chime that a collision event is possible.
Collision avoidance and driver support radar blocked warning	CCM	Data used to command a radar blocked message in the message center.
Forward collision chime request	CCM	Data used to command warning chime during possible collision event. When this message is received, the IPC sends the audio mute message to the ACM.
Forward collision warning message request	CCM	Data used to command warning chime and messages during possible collision event.

Network Input Messages - IPMA

Broadcast Message	Originating Module	Message Purpose
Collision avoidance and driver support radar status	IPMA	Data used to communicate the function status of the camera in the IPMA.

Network Input Messages - ABS Module

Broadcast Message	Originating Module	Message Purpose
Collision mitigation by braking deceleration request	CCM	Data used to enable the brakes to slow vehicle speed when the pre-collision assist system determines that a collision is imminent.
Collision mitigation by braking brake pre-charge	CCM	Data used to enable the ABS module to pre-charge the brakes to prepare them for rapid braking by the driver.