Removal (LX470)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2002 Lexus SC 430, 2002 Lexus RX 300, 2002 Lexus LX 470, 2002 Lexus LS 430, and 2002 Lexus IS 300. However, it is still accessible from the selected car via links, so may be relevant.
Disconnect negative battery cable. Drain cooling system. Remove engine cover. Disconnect intake air connector, Throttle Position (TP) sensor, throttle control motor connector and throttle cable from throttle linkage. Disconnect PCV hose, water by-pass hoses and ventilation cap on top of throttle valve. Disconnect vacuum hoses as necessary. Remove throttle body and gasket.