Steering System Message Displays

The IPC  provides a message center message to indicate there is an EPAS  system concern. When a fault exists in the EPAS, the PSCM  sends a request to the IPC  through the GWM  . The IPC  provides a message center message to indicate a fault in the steering wheel locking system.

The IPC  receives the EPAS  failure message and the steering wheel lock message request through the GWM  over the High Speed Controller Area Network 3 (HS3-CAN).

The GWM  receives the EPAS  failure message from the PSCM  over the High Speed Controller Area Network 2 (HS2-CAN).

The GWM  receives the steering wheel lock message request from the BCM  over the High Speed Controller Area Network 1 (HS1-CAN).