Removal & Installation (GS300 & GS400)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2000 Lexus SC 400, 2000 Lexus SC 300, 2000 Lexus RX 300, 2000 Lexus LX 470, and 2000 Lexus LS 400. However, it is still accessible from the selected car via links, so may be relevant.
Fuel pump ECU is located on left side of luggage compartment. See Fig 1. Remove luggage compartment trim cover. Disconnect electrical connector at fuel pump ECU. Remove bolt and fuel pump ECU. To install, reverse removal procedure.