Throttle Body: Removal
WARNING: This page is about a different car, the 2003 Lexus GX 470. However, it is still accessible from the selected car via links, so may be relevant.
- Drain engine coolant.
- Remove 2 cap nuts and engine cover. See Fig 1.
- Disconnect vacuum hoses (idle-up No. 2 hose and fuel pressure regulator hose) and ventilation hose. Remove air cleaner hose assembly.
- Disconnect water by-pass hose, water by-pass hose No. 7 and throttle body position sensor connector. Remove 2 bolts and nuts. Remove throttle body and throttle body gasket.