LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 2020 >> Edge ST >> Repair and Diagnosis >> External Pages >> Different car >> Section 138 (Side And Rear Vision) >> Description And Operation >> Blind Spot Information System - System Operation and Component Description >> System Operation >> 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 2020 Ford Mustang. 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
Side obstacle sensor status - left SODL Used to communicate the operating status of the SODL and to command the Cross Traffic Alert (CTA) message center displays.
Side obstacle sensor status - right SODR Used to communicate the operating status of the SODR and to command the Cross Traffic Alert (CTA) message center displays.
Cross traffic alert left status SODL Used to command the Cross Traffic Alert (CTA) audio chime and the BLIS® RTT.
Cross traffic alert right status SODR

ACM Network Input Messages 

Broadcast Message Originating Module Message Purpose
Chime mode IPC Used to command the Cross Traffic Alert (CTA) audio chimes on without touchscreen.

DSP Network Input Messages 

Broadcast Message Originating Module Message Purpose
Chime mode IPC Used to command the Cross Traffic Alert (CTA) audio chimes on vehicles with touchscreen.

SODL Network Input Messages 

Broadcast Message Originating Module Message Purpose
Blind Spot Information System (BLIS®)Cross Traffic Alert (CTA) enable command IPC Used to enable/disable the Blind Spot Information System (BLIS®) or Cross Traffic Alert (CTA) based on driver input.
Ignition key type BCM Used to disable the ability to turn OFF the Blind Spot Information System (BLIS®) and Cross Traffic Alert (CTA) when a MyKey restricted key is in use.
Gear lever position (automatic transmission vehicles only) PCM Used to turn the Blind Spot Information System (BLIS®) and Cross Traffic Alert (CTA) system on and off depending the gear lever position.
Reverse gear (manual transmission vehicles only) PCM Used to turn the Cross Traffic Alert (CTA) system on and off when the transmission is shifted in to and out of REVERSE (R).
Vehicle speed PCM Used to activate the Blind Spot Information System (BLIS®) after an ignition cycle and deactivate the Cross Traffic Alert (CTA) system when the vehicle speed exceeds preset thresholds.
Wiper status SCCM Used to determine ambient weather conditions for correct system operation.
Turn signal status SCCM Used to generate the secondary alert when a turn signal is activated.
VIN information BCM Contains VIN information.

SODR Network Input Messages 

Broadcast Message Originating Module Message Purpose
Blind Spot Information System (BLIS®)Cross Traffic Alert (CTA) enable command IPC Used to enable/disable the Blind Spot Information System (BLIS®) or Cross Traffic Alert (CTA) based on driver input.
Gear lever position (automatic transmission vehicles only) PCM Used to turn the Blind Spot Information System (BLIS®) and Cross Traffic Alert (CTA) system on and off depending the gear lever position.
Reverse gear (manual transmission vehicles only) PCM Used to turn the Cross Traffic Alert (CTA) system on and off when the transmission is shifted in to and out of REVERSE (R).
Ignition key type BCM Used to disable the ability to turn OFF the Blind Spot Information System (BLIS®) and Cross Traffic Alert (CTA) when a MyKey® restricted key is in use.
Vehicle speed PCM Used to activate the Blind Spot Information System (BLIS®) after an ignition cycle and deactivate the Cross Traffic Alert (CTA) system when the vehicle speed exceeds preset thresholds.
Wiper status SCCM Used to determine ambient weather conditions for correct system operation.
Turn signal status SCCM Used to generate the secondary alert when a turn signal is activated.
VIN information BCM Contains VIN information.