Installation (RX300)

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.

To install, reverse removal procedure. Install NEW intake chamber assembly gasket. Install NEW gaskets to water outlet. Ensure not to scratch seal surface of water outlet with stud bolt.
Tighten intake manifold assembly bolts and nuts in sequence and to specification in several passes. See Fig 4. See TORQUE SPECIFICATIONS . After installing intake manifold assembly, retighten water outlet mounting bolts and nuts to specification. Fill and bleed cooling system.

Fig 1: Exploded View Of Intake Manifold & Air Intake Chamber Components (RX300)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 2: Identifying Outer Cowl Top Panel & Components (RX300)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 3: Disconnecting No. 1 Fuel Pipe From Fuel Inlet Pipe (RX300)

Fig 4: Intake Manifold Tightening Sequence (RX300)