Wait To Start
WARNING: This page is about a different car, the 2018 Ford F-550 Super Duty, 2018 Ford F-450 Super Duty, 2018 Ford F-350 Super Duty, and 2018 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
The IPC provides a wait to start indicator to inform the driver the diesel engine is preheating before attempting to start the engine. The IPC receives the glow indication message from the GWM over the HS-CAN3. The GWM receives the glow indication message from the PCM over the HS-CAN1.