Fuel Pump Resistance
WARNING: This page is about a different car, the 1997 Lexus ES 300. However, it is still accessible from the selected car via links, so may be relevant.
Remove rear seat cushion and seat back. Disconnect 5-pin connector from fuel pump and sending unit assembly. Measure resistance between Blue/Black and White/Black wire terminals of 5-pin connector. Replace fuel pump if resistance is not 0.2-3.0 ohms at 68°F (20°C).