Transmission Fault
WARNING: This page is about a different car, the 2019 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
The IPC provides transmission messages to inform the driver the transmission faults exist or transmission temperature is high.
The IPC receives the transmission fault message request from the GWM over the HS-CAN3. The GWM receives the transmission fault message request from the PCM over the HS-CAN1.