Removal (ECHO)
WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 2003 Toyota Tacoma, 2003 Toyota RAV4, 2003 Toyota Prius, 2003 Toyota Matrix, and 2003 Toyota MR2. However, it is still accessible from the selected car via links, so may be relevant.
- Manufacturer states throttle body and intake manifold must be removed for access to knock sensor. Knock sensor is located on side of cylinder block. See Figure. Remove throttle body. See THROTTLE BODY under FUEL SYSTEMS.
- Remove coolant filler and No. 2 cylinder head cover located on top of engine, above ignition coils and valve cover (if necessary) for access to intake manifold. See Figure.
- Disconnect necessary hoses for removal of intake manifold. Remove bolts/nuts, intake manifold and gasket from cylinder head.
- Disconnect electrical connector at knock sensor. Using Oil Pressure Switch Socket (SST 09816-30010), or equivalent socket, remove knock sensor from cylinder block.