LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 2023 >> Edge ST-Line >> Repair and Diagnosis >> External Pages >> Different car >> Section 1103 (Side And Rear Vision) >> Description And Operation >> Blind Spot Information System - System Operation and Component Description >> Network Message Chart
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Network Message Chart

WARNING: This page is about a different car, the 2023 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.

IPC Network Input Messages 

Broadcast Message Originating Module Message Purpose
Cross traffic alert left status IPMA Used to command the CTA audio chime and the BLIS® RTT.
Cross traffic alert right status IPMA
Side obstacle sensor status - left IPMA Used to communicate the operating status of the SODL and to command the BLIS®/ CTA message center displays.
Side obstacle sensor status - right IPMA Used to communicate the operating status of the SODR and to command the BLIS®/ CTA message center displays.

APIM Network Input Messages 

Broadcast Message Originating Module Message Purpose
BLIS®/ CTA enable/disable command APIM Used to enable/disable the BLIS® or CTA based on driver input.
Cross traffic alert left status APIM Used to display the arrows indicating the direction of travel of the target vehicle.
Cross traffic alert right status

ACM Network Input Messages 

Broadcast Message Originating Module Message Purpose
Chime source IPC Used to command the CTA audio chimes on vehicles without Sony® audio system.

DSP Network Input Messages 

Broadcast Message Originating Module Message Purpose
Chime source IPC Used to command the CTA audio chimes on vehicles with Sony® audio system.

DDM Network Input Messages 

Broadcast Message Originating Module Message Purpose
Cross traffic alert left status IPMA Used to command the LHBLIS®/ CTALED on and off.
Side obstacle sensor status-left IPMA Used to command the LHBLIS®/ CTALED on and off.
Side detect left illumination IPMA Used to command the LHBLIS®/ CTALED on and off.

PDM Network Input Messages 

Broadcast Message Originating Module Message Purpose
Cross traffic alert right status IPMA Used to command the RHBLIS®/ CTALED on and off.
Side obstacle sensor status-right IPMA Used to command the RHBLIS®/ CTALED on and off.
Side detect right illumination IPMA Used to command the RHBLIS®/ CTALED on and off.

IPMA Network Input Messages 

Broadcast Message Originating Module Message Purpose
Active park assist system status PAM Disables the CTA warnings during active park assist maneuvers.
BLIS®/ CTA enable/disable command APIM Used to enable/disable the BLIS® or CTA based on driver input.
BLIS® driver LED status DDM Used to confirm the operating status of the LH exterior mirror BLIS® LED.
Gear selector position GSM Used to turn the BLIS® and CTA system on and off depending the gear selector position.
Ignition key type BCM Used to disable the ability to turn OFF the BLIS® and CTA when a MyKey® restricted key is in use.
Turn signal status SCCM Used to generate the secondary alert when a turn signal is activated.
Vehicle speed PCM Used to activate the BLIS® after an ignition cycle and deactivate the CTA system when the vehicle speed exceeds preset thresholds.
VIN information BCM Contains VIN information.
Wiper status SCCM Used to determine ambient weather conditions for correct system operation.

IPMA Network Input Messages 

Broadcast Message Originating Module Message Purpose
Active park assist system status PAM Disables the CTA warnings during active park assist maneuvers.
BLIS®/ CTA enable/disable command APIM Used to enable/disable the BLIS® or CTA based on driver input.
BLIS® passenger LED status PDM Used to confirm the operating status of the RH exterior mirror BLIS® LED.
Gear selector position GSM Used to turn the BLIS® and CTA system on and off depending the gear selector position.
Ignition key type BCM Used to disable the ability to turn OFF the BLIS® and CTA when a MyKey® restricted key is in use.
Turn signal status SCCM Used to generate the secondary alert when a turn signal is activated.
Vehicle speed PCM Used to activate the BLIS® after an ignition cycle and deactivate the CTA system when the vehicle speed exceeds preset thresholds.
VIN information BCM Contains VIN information.
Wiper status SCCM Used to determine ambient weather conditions for correct system operation.