Network Message Chart
Module Network Input Messages: Power Steering Control Module (PSCM)
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| ABS active | ABS module | Used to the ABS is operational. |
| Autopark status | PAM | This message is sent to the GWM and then to the PSCM. This message is used by the PSCM to determine the steering angle required by the active park assist system to park the vehicle. |
| Ignition status | BCM | This message is sent to the GWM and then to the PSCM. This message informs the PSCM of the current ignition status; off, accessory, run, start, unknown or invalid. |
| Lane keep assist data | IPMA | This message is used by the PSCM to alert the driver of a potential lane departure or to correct a lane departure incident. |
| Reverse gear state | PCM | This message is sent to the GWM and then to the PSCM. Informs the PSCM the transmission is currently in REVERSE gear. |
| Stability control brake active | ABS module | Used to confirm the operational state of the stability control system. |
| Steering data | SCCM | This message provides the PSCM with the internal base electric power steering signal defining turn signal switch status. |
| Vehicle lateral acceleration | ABS module | Used to confirm vehicle motion and direction of travel. |
| Vehicle yaw rate | ABS module | Used to confirm vehicle motion and direction of travel. |
| Wheel speed data | ABS module | Used to confirm vehicle motion, direction of travel and vehicle speed. Also used to calculate steering angle to validate EPAS motor position sensor information. |