Grade Assist Message Center Indicator Display
WARNING: This page is about a different car, the 2016 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
The IPC provides a grade assist message center indicator to indicate the vehicle is in grade assist mode. The IPC receives the transmission shift mode request message from the GWM over the HS-CAN3. The GWM receives the transmission shift mode request message from the PCM over the HS-CAN1.