Engine Over-Temperature Displays
WARNING: This page is about a different car, the 2018 Ford Focus. However, it is still accessible from the selected car via links, so may be relevant.
The IPC provides a message center display to indicate the engine is over-temperature. The IPC receives the engine coolant temperature message from the BCM to move the temperature gauge to full hot and display the engine over-temperature message center warning. The BCM receives the engine coolant temperature message from the PCM.