Removal (LX470)
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 .
- Remove rear seats, rear door scuff plates, step plates, rear seat lock covers, rear carpet and cover plate on floor panel for access to electrical connector for fuel pump. Disconnect electrical connector from top of fuel pump. This is electrical connector for fuel pump and fuel gauge sending unit. See Fig 1.
- Ensure area around fuel supply line and fuel return line on top of fuel pump is clean. Spread apart ends of retaining clips and pull retaining clips from fuel supply line and fuel return line on top of fuel pump. See Fig 2.
- Disconnect fuel supply line and fuel return line from top of fuel pump. It may be necessary to slightly rotate fuel supply line or fuel return line during removal to free line from fitting on fuel pump.
- Remove fuel pump retaining plate-to-fuel tank bolts and fuel pump retaining plate. Remove fuel pump assembly and gasket from fuel tank. Use care not to damage fuel filter (screen) on bottom of fuel pump and fuel gauge sending unit when removing fuel pump.