Removal (GS300, GS430, IS300, LS430, RX300 & SC430)
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.
- Release fuel pressure. See FUEL SYSTEM PRESSURE RELEASE . Disconnect negative battery cable. On RX300, remove driver's side rear seat. On all other models, remove rear seat cushion. Remove floor service hole cover. Disconnect fuel pump and sender gauge connector. Remove clip and disconnect fuel line at fuel tank. See Figure.
- Plug port at fuel suction plate with a clean rubber cap. See Figure. Remove 8 bolts and fuel tank vent tube set plate. Lift up fuel pump and sender gauge assembly. Disconnect fuel sub-suction hose from fuel return jet tube. See Figure. Remove fuel pump assembly and gasket. Ensure that fuel pump filter and sender gauge arm are not damaged or bent.