Network Message Chart
MODULE NETWORK INPUT MESSAGES: PSCM
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| Steering wheel component angle | ABS Module | Used to determine the steering wheel position. |
| Wheel speed data | ABS Module | Used to validate the steering wheel component angle by confirming each individual wheel speed value is valid. |
| Steering angle count | SCCM | Message sent every 10 ms for comparison purposes to verify the validity of the steering angle message. |
| Steering angle initialization | SCCM | Used to determine the steering wheel position for vehicles equipped with active park assist. |
| Vehicle lateral acceleration | RCM | Used by the PSCM to learn the vehicle straight ahead position. |
| Engine RPM | PCM | Engine RPM monitored to initiate EPAS activation and continued operation. |
| Vehicle speed | PCM | Used to determine the level of assist supplied. |
| Charging system status | BCM | Used to confirm the charging system is operating in a manner that can support EPAS operation. |
| Steering angle request | PAM | Information request message for comparison between SCCM and PSCM steering angle data for vehicles equipped with active park assist. |