Removal & Installation (ES300)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2003 Lexus SC 430, 2003 Lexus RX 300, 2003 Lexus LX 470, 2003 Lexus LS 430, and 2003 Lexus IS 300. However, it is still accessible from the selected car via links, so may be relevant.
Remove fuel pump assembly from fuel tank. See FUEL PUMP . Remove screw and in-tank fuel filter. See Figure. Remove "O" ring from in-tank fuel filter. Remove screw and fuel pressure regulator. Remove "O" ring from fuel pressure regulator. To install, reverse removal procedure. Apply a light coat of gasoline to NEW "O" ring. Check for fuel leaks.