When Monitored and Set Condition:
WARNING: This page is about a different car, the 2004 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.
When Monitored: Ignition on and battery voltage above 10.4 volts.
Set Condition: The fuel level sensor signal voltage at the PCM goes above 4.9 volts for more than 90 seconds.