Network Message Chart

WARNING: This page is about a different car, the 2013 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.

PAM NETWORK INPUT MESSAGES

Broadcast Message	Originating Module	Message Purpose
ABS event in progress	ABS module	Disables the active park assist.
Auto park cancel request	IPC	Disables the active park assist.
EPAS Failure	PSCM	Disables the active park assist.
Ignition status	BCM	Used as a redundant input to confirm the ignition switch position.
Outside air temperature	BCM	Used to temperature compensate the active park assist sensor inputs.
Selector lever (PRNDL) status	PCM	Used for active park assist driver messages and for active park steering commands.
Stability control event in progress	ABS module	Disables the active park assist.
Active park assist information	PSCM	Contains steering angle and steering wheel torque data. Used by PAM to confirm rotation request and to disable active park assist if driver intervenes by applying rotational torque to steering wheel during active park assist event.
Ambient temperature	HVAC module	Used for sensor adjustment distance adjustment based on ambient temperature.
Steering wheel switch turn signal	SCCM	Used to establish which side of the vehicle the parking space is located on.
Navigation rolling wheel count	ABS module	Used for an accurate wheel speed input.
Navigation wheel direction	ABS module	Used to confirm vehicle is moving in correct direction.
Stability control disabled lamp status	ABS module	Used to indicate stability control lamp status.
Steering wheel angle	SCCM	Used to indicate steering wheel angle from the SCCM for vehicles configured for active park assist.
Traction control event in progress	ABS module	Disables the active park assist.
Traction control event in progress by the engine	ABS module	Used to indicate when a traction control intervention by the engine is present.
Vehicle speed	PCM	Used for vehicle speed input to the PAM .
Wheel speed data	ABS module	Used for wheel speed input when finding parking spaces.

PSCM NETWORK INPUT MESSAGES

Broadcast Message	Originating Module	Message Purpose
Active park assist steering angle status	PAM	Send the status to PSCM of the steering angle request from the PAM .
Steering angle request	PAM	PSCM rotates steering to achieve requested angle during active park assist event.

IPC NETWORK MESSAGE CHART

Broadcast Message	Originating Module	Message Purpose
Active park assist steering message center stack display	PAM	Used for active park assist audible chime for driver instruction indication.

APIM NETWORK MESSAGE CHART

Broadcast Message	Originating Module	Message Purpose
Active park assist steering message center stack display	PAM	Used for active park assist graphics for driver instructions displayed on the FDIM .