Low Fuel
WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
The head up display (HUD) illuminates the low fuel indicator when the IPC indicates that the fuel level is low. The IPC sends a class 2 message to the HUD. The IPC sends the message when it determines that the fuel level is less than 13% (68 Ω).
The IPC illuminates the low fuel indicator when the IPC determines that the fuel level is less than a 13% (68 Ω). The IPC receives a discrete input from the PCM indicating fuel level percent.