| Accelerator pedal position |
PCM |
This message is sent to the GWM and then to the ABS module. The ABS module uses accelerator pedal position information for correct operation of the various ABS and stability control systems. |
| Adaptive cruise control braking deceleration |
CCM |
This message is sent to the IPMA and then to the ABS module. This message is used to request vehicle deceleration by the ABS module to maintain the distance gap set by the driver for the adaptive cruise control system. |
| Adaptive cruise control brake torque request |
CCM |
This message is sent to the IPMA and then to the ABS module. This message informs the ABS module of the amount of braking required to maintain the distance gap set by the driver for the adaptive cruise control system. |
| Adaptive cruise control precharge request |
CCM |
This message is sent to the IPMA and then to the ABS module. This message is used to request precharging of the hydraulic brake system in preparation of a severe braking event. |
| Adaptive cruise control stop mode |
CCM |
This message is sent to the IPMA and then to the ABS module. This message informs the ABS module of the current adaptive cruise stop mode; stop mode active, stop mode inactive, limit rolling speed, or EPB apply / release warning |
| AWD connection status |
AWD module |
This message is sent to the GWM and then to the ABS module. This message informs the ABS module of the current AWD connection status; connected, disconnected, connecting or disconnecting. |
| AWD locking status |
AWD module |
This message is sent to the GWM and then to the ABS module. The ABS module uses AWD information for correct operation of the ABS and stability control systems. |
| Ambient air temperature |
PCM |
This message is sent to the GWM and then to the ABS module. The ABS module uses this information for calculations in determining the operational status of the various stability control systems and features. |
| Auto hold request |
FCIM |
This message is sent to the GWM and then to the ABS module. This message informs the ABS module the driver has pressed the auto hold button. |
| Brake pedal applied |
PCM |
This message is sent to the GWM and then to the ABS module. This message informs the ABS module the driver has pressed the brake pedal. This message is also used by the ABS module to check the brake pressure sensor located inside the HCU. |
| Clutch pedal data |
PCM |
This message is sent to the GWM and then to the ABS module. This message informs the ABS module of the current clutch pedal position as a percentage of total travel and if the information is within specifications, faulty or does not exist. |
| Collision mitigation by braking deceleration |
CCM |
This message is used to request vehicle deceleration by the ABS module for the collision avoidance system. |
| Collision mitigation by braking precharge request |
CCM |
This message is used to request precharging of the hydraulic brake system in preparation of a severe braking event. |
| Cruise control override status |
PCM |
This message is sent to the GWM and then to the ABS module. This message informs the ABS module if the PCM overrides the cruise control request. |
| Cruise control mode |
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 mode: not active, keeping speed, accelerating, decelerating, resuming high, resuming low, tap up waiting, tap down waiting. |
| 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. |
| Door ajar status |
BCM |
This message is sent to the GWM and then to the ABS module. This message informs the ABS module of the current door ajar status. There is a separate message for each door. The ABS module resets the parameters used for the ESC and RSC systems when a door is opened. The message is also used for the electronic parking brake automatic release feature. |
| Driven wheel 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 torque output available at the driven wheels. This information is used for the traction control, hill start assist, ESC and RSC feature operation. |
| Driver safety belt buckle |
RCM |
This message informs the ABS module of the current driver safety belt buckle status, buckled or unbuckled. The ABS module uses this information for the electric parking brake drive away release feature. |
| EPAS external angle request |
PSCM |
This message informs the ABS module the EPAS gear is in the process of completing a park aid steering request. |
| EPAS status |
PSCM |
This message informs the ABS module of the current EPAS operation status; inactive or active. |
| Engine disable status |
PCM |
This message is sent to the GWM and then to the ABS module. This message informs the ABS module the engine is currently disabled or enabled due to the stop-start system. |
| 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 EPB drive away release feature, traction control, ESC, RSC and hill start assist operations. |
| Gear lever position |
PCM |
This message is sent to the GWM and then to the ABS module. This message informs the ABS module of the current selected transmission gear, this is used for the hill start assist system, the ESC system and the RSC system. The hill start assist system operates in forward and reverse gears. The ESC and RSC systems do not operate when the transmission is in REVERSE. The message is also used for the electronic parking brake automatic release feature. |
| Hill start assist request |
IPC |
This message is sent to the GWM and then to the ABS module. This message informs the ABS module of the current, driver selected mode for the hill start assist system; off, auto or manual. |
| Ignition key type |
BCM |
This message is sent to the GWM and then to the ABS module. This message informs the ABS module of the current ignition key type; standard or MyKey. The ABS modifies operating parameters if a restricted MyKey is used. |
| 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. |
| Odometer master value |
IPC |
This message is sent to the GWM and then to the ABS module. This message informs the ABS module of the current odometer mileage. |
| Park brake active request |
GSM |
This message informs the ABS module to engage the parking brake for the auto hold feature. |
| PATS start request target command |
PCM |
This message is first sent to the GWM and then to the ABS module. This message provides the ABS module with the challenge and password for anti-theft vehicle starting. During vehicle starting, the PCM and the ABS module exchange information to make sure the vehicle is being started correctly. |
| PATS start request target status |
PCM |
This message is first sent to the GWM and then to the ABS module. This message informs the ABS module of the current antitheft start request status; disabled, enabled motive start, enabled non-motive start, disabled reset. |
| Reverse gear active |
PCM |
This message is sent to the GWM and then to the ABS module. This message informs the ABS module the transmission is in REVERSE gear, this is used for the hill start assist system, the ESC system and the RSC system. The hill start assist system operates in forward and reverse gears. The ESC and RSC systems do not operate when the transmission is in REVERSE. |
| RCM serial number |
RCM |
The ABS module stores the RCM serial number and verifies the serial number when the vehicle is started or the ignition is set to RUN or ACC. Over time, the ABS module learns the offset of the sensors inside the RCM. When a new serial number is found and the IVD Initialization procedure is carried out using a scan tool, the ABS module resets the offset number learned for ESC and RSC. |
| Steering angle sensor data |
PSCM (vehicles without active park assist) |
Several steering angle messages are sent to the ABS module from the PSCM. These messages include steering angle sensor status, steering wheel angle and steering wheel rotation count. The ABS module uses the steering angle sensor data for ESC and RSC system operation. |
| Steering angle sensor data |
SCCM (vehicles with active park assist) |
Several steering angle messages are sent to the ABS module from the SCCM. These messages include steering angle sensor status, steering wheel angle and steering wheel rotation count. The ABS module uses the steering angle sensor data for ESC and RSC system operation. |
| Traction 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 chosen a mode for the traction control feature, ON or OFF. |
| Trailer sway configuration |
IPC |
This message is sent to the GWM and then to the ABS module. This message informs the ABS module the driver has chosen a mode for the trailer sway feature, ON or OFF. |
| Transmission in reverse |
PCM |
This message is sent to the GWM and then to the ABS module. This message informs the ABS module when the transmission is in REVERSE, this is used for the hill start assist system, the ESC system and the RSC system. The hill start assist system operates in forward and reverse gears. The ESC and RSC systems do not operate when the transmission is in REVERSE. |
| 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 and deceleration information and whether or not the information is valid. |
| Vehicle longitudinal acceleration data |
RCM |
This message provides the ABS module with the current vehicle longitudinal acceleration information and whether or not the information is valid. |
| Vehicle roll rate data |
RCM |
This message provides the ABS module with the current vehicle roll rate information and whether or not the information is valid. |
| Vehicle yaw data |
RCM |
This message provides the ABS module with the current vehicle yaw information and whether or not the information is valid. |