Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2021EDGE SE, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 160 (ANTI-LOCK BRAKE SYSTEM (ABS) AND STABILITY CONTROL)DESCRIPTION AND OPERATIONANTI-LOCK BRAKE SYSTEM (ABS) AND STABILITY CONTROL - SYSTEM OPERATION AND COMPONENT DESCRIPTIONNETWORK MESSAGE CHARTS
2021 Ford Edge SE, 4WD
Network Message Charts
2021 Ford Edge SE, 4WDSECTION Network Message Charts
WARNING: This page is about a different car, the 2019 Ford F-550 Super Duty, 2019 Ford F-450 Super Duty, 2019 Ford F-350 Super Duty, and 2019 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
Network Message Chart - Anti-Lock Brake System (ABS) Module
Module Network Input Messages - ABS Module
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| Accelerator pedal position | PCM | This message is sent to the GWM and then to the ABS module. This message provides the ABS module with the current accelerator pedal position and notifies the ABS module if the data is valid or invalid. The ABS module uses accelerator pedal position information for correct operation of the traction control, ESC, RSC and hill start assist systems. |
| Adaptive steering data | SECM | This message contains the current amount of steering wheel angle offset being applied by the SECM. The ABS module uses this information for ESC and RSC operation. |
| Adaptive cruise control deceleration | CCM | This message contains the amount of deceleration currently required by the adaptive cruise control system to maintain the distance gap set by the driver. |
| Adaptive cruise control braking precharge | CCM | This message is sent by the CCM to request precharging of the brake system in preparation for adaptive cruise control deceleration from the ABS module. |
| Adaptive cruise control braking torque request | CCM | This message contains the amount of braking torque necessary to maintain the distance gap and vehicle speed set by the driver. |
| Ambient air temperature | PCM | This message is sent to the GWM and then to the ABS module. This message provides the ABS module with the current ambient air temperature. The ABS module uses this information for DTC testing procedures. |
| Brake pedal applied | PCM | This message is sent to the GWM and then to the ABS module. Used to inform the ABS module the driver has pressed the brake pedal and notifies the ABS module if the data is valid or invalid. This message is used by the ABS module to check the brake pressure sensor located inside the HCU and for traction control, ESC, RSC and hill start assist operations. |
| Clutch pedal applied | PCM | This message is sent to the GWM and then to the ABS module. Used to inform the ABS module the driver has pressed the clutch pedal and notifies the ABS module if the data is valid or invalid. |
| Collision mitigation deceleration | CCM | This message contains the amount of deceleration currently required by the CCM to assist in collision avoidance. |
| Collision mitigation braking precharge | CCM | This message is sent by the CCM to request precharging of the brake system in preparation for collision mitigation deceleration from the ABS module. |
| Collision mitigation braking request | CCM | This message is sent by the CCM to request collision mitigation braking from the ABS module. |
| Cruise control status | PCM | This message is sent to the GWM and then to the ABS module. This message informs the ABS module of the current cruise control system status: off, denied, standby or active; and the current cruise control mode: not active, keeping speed, accelerating, decelerating, resuming high, resuming low, tap up waiting, tap down waiting. |
| Cruise control override | PCM | This message is sent to the GWM and then to the ABS module. This message informs the ABS module the PCM has denied or cancelled the cruise control request. |
| Driven wheel torque | PCM | This message is sent to the GWM and then to the ABS module. This message informs the ABS module of the current calculated amount of torque available at to the driven wheels. |
| Door ajar status | BCM | This message is sent to the GWM and then to the ABS module. This information is used by the ABS module for hill start assist operation. |
| Engine RPM | PCM | This message is sent to the GWM and then to the ABS module. Used to inform the ABS module of the current engine RPM. The ABS module uses this information for traction control, ESC, RSC and hill start assist operations. |
| Engine status | PCM | This message is sent to the GWM and then to the ABS module. This message informs the ABS module of the current engine status; engine off, engine on, engine auto stopped or not used. |
| Engine torque output | PCM | This message is sent to the GWM and then to the ABS module. This message informs the ABS module of the current engine torque output. This information is used for the traction control, hill start assist, ESC and RSC feature operation. |
| Engine torque status | PCM | This message is sent to the GWM and then to the ABS module. This message informs the ABS module of the current amount of engine torque availability; power pack off_torque not available, power pack on_torque not available, start in progress_torque not available or power pack on_torque available. |
| Hill descent control™ request | IPC | This message is sent to the GWM and then to the ABS module. This message informs the ABS module the driver has requested the hill descent control™ system to be activated or deactivated. |
| Hill start assist mode | IPC | This message is sent to the GWM and then to the ABS module. This message informs the ABS module of the current driver requested the hill start assist mode; off, automatic, manual or undefined. |
| Ignition status | BCM | This message is sent to the GWM and then to the ABS module. This message informs the ABS module of the current ignition status; off, accessory, run, start, unknown or invalid. |
| Powertrain drive mode | PCM | This message is sent to the GWM and then to the ABS module. Used to inform the ABS module of the current driver selected powertrain drive mode; normal, sport, snow-wet, tow-haul grade assist. |
| Rear differential lock status | TCCM | This message informs the ABS module of the current rear differential locked status; no fault, unspecified fault, differential failed open and differential failed closed. The ABS module requests rear differential unlocking during traction control, ESC and RSC operations. |
| Rear differential locking torque | TCCM | This message informs the ABS module of the current amount of torque being applied to the rear differential. The ABS module requests rear differential unlocking during traction control, ESC and RSC operations. |
| RCM serial number | RCM | This message is sent to the GWM and then to the ABS module. The ABS module stores the RCM serial number and verifies the serial number when the vehicle is started or the ignition is set to ON or ACC. Over time, the ABS module learns the offset of the stability sensors inside the RCM. When a new RCM serial number is found and the Interactive Vehicle Dynamics (IVD) Initialization procedure is carried out using a diagnostic scan tool, the ABS module resets the offset values learned for the yaw rate sensor, lateral accelerometer and roll rate sensor. |
| Reverse gear | PCM | This message is sent to the GWM and then to the ABS module. Used to inform the ABS module of the current reverse gear status; inactive not confirmed, inactive confirmed, active not confirmed, active confirmed or fault. |
| Stability-traction control mode request | IPC | This message is sent to the GWM and then to the ABS module. This message informs the ABS module the driver has requested a change to enable or disable the traction control, ESC or RSC. |
| Steering wheel angle data | SCCM (without adaptive steering) | The ABS module uses steering angle sensor information for ESC and RSC operation. This message provides the ABS module with the current steering wheel angle in degrees as well as the steering wheel angle count (number or revolutions). |
| Steering wheel angle data | SASM (with adaptive steering) | This message is sent to the SCCM and then to the ABS module. The ABS module uses steering angle sensor information for ESC and RSC operation. This message provides the ABS module with the current steering wheel angle in degrees as well as the steering wheel angle count (number or revolutions). |
| Trailer sway control configuration | IPC | This message is sent to the GWM and then to the ABS module. This message informs the ABS module the driver has requested the trailer sway control system to be activated or deactivated. |
| Trailer brake control connection | TBM | This message informs the ABS module a trailer is connected to the vehicle. The ABS module uses this information for trailer sway control operation. |
| Transfer case lock status | TCCM | This message informs the ABS module of the current transfer case locked status; OK, opened by command, inactive, fault, warning, disabled, fully locked by command, torque limited by command, under external torque control and undefined. The ABS module requests transfer case unlocking during traction control, ESC and RSC operations. |
| Transfer case locking torque | TCCM | This message informs the ABS module of the current amount of torque being applied to the transfer case. The ABS module requests transfer case unlocking during traction control, ESC and RSC operations. |
| Transfer case range | TCCM | This message informs the ABS module of the current transfer case range; low, neutral or high. The ABS module modifies the thresholds for traction control, ESC and RSC intervention based on the current transfer case range. |
| Transfer case service required | TCCM | This message informs the ABS module of a concern in the AWD system. |
| Transmission gear position | PCM | This message is sent to the GWM and then to the ABS module. This message informs the ABS module of which gear the transmission is currently using. This information is used for hill start assist, ESC and RSC operation. Hill start assist operates in forward and reverse gears. ESC and RSC do not operate when the transmission is in REVERSE. |
| Transmission gear lever position | PCM | This message is sent to the GWM and then to the ABS module. This message informs the ABS module of which gear the driver has selected. This information is used for hill start assist, ESC and RSC operation. |
| Transmission shift active | PCM | This message is sent to the GWM and then to the ABS module. This message informs the ABS module the transmission is currently changing gears. This information is used for traction control, ESC and RSC operation. |
| Transmission output speed | PCM (gasoline engines) | This message is sent to the GWM and then to the ABS module. This message informs the ABS module of the current transmission output speed. |
| Transmission output speed | TCM (diesel engines) | This message is sent to the GWM and then to the ABS module. This message informs the ABS module of the current transmission output speed. |
| Vehicle configuration data | BCM | This message is sent to the GWM and then to the ABS module. This message provides the ABS module with the current optional and configured items such as tire size, axle ratio, manual or automatic transaxle, keyless entry and VIN. |
| Vehicle lateral acceleration data | RCM | This message provides the ABS module with the current vehicle lateral acceleration data and notifies the ABS module if the data is valid or invalid. The ABS module uses the lateral acceleration data for traction control, ESC and RSC feature operation. |
| Vehicle longitudinal acceleration data | RCM | This message provides the ABS module with the current vehicle longitudinal acceleration data and notifies the ABS module if the data is valid or invalid. The ABS module uses the longitudinal acceleration data for ESC and RSC feature operation. |
| Vehicle roll rate data | RCM | This message provides the ABS module with the current vehicle roll rate data and notifies the ABS module if the data is valid or invalid. The ABS module uses the longitudinal acceleration data for RSC feature operation. |
| Vehicle yaw rate data | RCM | This message provides the ABS module with the current vehicle yaw rate data and notifies the ABS module if the data is valid or invalid. The ABS module uses the yaw rate data for ESC and RSC feature operation. |
Network Message Chart - Steering Angle Sensor Module (SASM)
Module Network Input Messages - SASM
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| ABS active | ABS module | This message indicates the current ABS activity, on or off. |
| Adaptive steering data | SECM | This message contains the current amount of steering wheel angle offset being applied by the SECM. The ABS module uses this information for ESC and RSC operation. |
| Center stack feature configuration | FCIM | This message informs the SASM of the current configuration of the center stack features such as push-button shift, touch screen, FCIM, etc. |
| Driver door ajar status | BCM | This message indicates the current driver door ajar status; ajar or closed. |
| Gear lever position | PCM | This message is sent to the GWM and then to the SASM. This message informs the SASM of the current selected transmission gear. |
| Odometer master value | IPC | This message is sent to the GWM and then to the SASM. This message informs the SASM of the current odometer mileage. |
| Power pack status | PCM | This message is sent to the GWM and then to the SASM. This message informs the SASM of the current status of the engine system; Off - Torque Not Available, On - Torque Not Available, On - Torque Available or Start In Progress. |
| Powertrain drive mode | PCM | This message is sent to the GWM and then to the ABS module. Used to inform the ABS module of the current driver selected powertrain drive mode; normal, sport, snow-wet, tow-haul grade assist. |
| Restraint impact event status | RCM | This message informs the SASM the vehicle has experienced an impact event and the severity of the impact event. |
| Stability control active | ABS module | This message indicates a stability control system; traction control, ESC or RSC, is currently active. |
| Steering angle off-set | ABS module | The ABS module calculates a steering wheel angel off-set based on information from the wheel speed sensors, stability control sensors and the steering angle information. This information is used by the SASM for self monitoring purposes. |
| Steering wheel heat request | BCM | This message is sent to the GWM and then to the SASM. This message informs the SASM of the driver requested steering wheel heat level; level 1, level 2, or level 3. |
| Stability-traction control mode | ABS module | This message indicates the current driver selected stability-traction control mode. For information on the available traction control modes, refer to Disabling AdvanceTrac |
| Stability-traction control mode indicator status | ABS module | This message indicates the current status of the stability-traction control mode indicator; on, off slow flash or fast flash. |
| Turn signal light status | SCCM | This message indicates which turn signal is currently active; off, left or right. |
| Vehicle braking command | ABS module | This message informs the SASM the ABS module has requested vehicle braking for adaptive cruise control or collision avoidance. |
| Vehicle life cycle data | BCM | This message is sent to the GWM and then to the SASM. This message informs the SASM of the current vehicle life cycle; Normal, Factory or Transport. |
| Vehicle configuration data | BCM | This message is sent to the GWM and then to the SASM. This message provides the SASM with the current optional and configured items such as tire size, axle ratio, keyless entry and VIN. |
| Vehicle speed | ABS module | This message provides the SASM with the current vehicle speed. |
| Vehicle yaw rate | RCM | This message provides the SASM with the current vehicle yaw information and whether or not the information is valid. |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.