Hybrid Electronic Cluster Self-Diagnostics Modes: "Fuel"
WARNING: This page is about a different car, the 2002 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
Displays fuel level input to instrument cluster. Fuel gauge will indicate present fuel level. Displays 255 for open circuit, about 232 for full stop, 215 for full tank, 178 for 3/4 tank, 138 for 1/2 tank, 93 for 1/4 tank, 41 for empty or 0-20 for circuit is shorted. Below 55 low fuel warning lamp should light. If value displayed is between 0 and 20, circuit is shorted. Perform TEST B: FUEL SENDER OPEN, SHORTED OR INACCURATE under SYSTEM TESTS.