Removal & Installation (Celica & MR2)

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.

Ensure ignition is off.
On Celica, remove No. 2 cylinder head cover located on top of engine, above ignition coils and valve cover.
On all models, disconnect electrical connector at Engine Coolant Temperature (ECT) sensor. See ENGINE COOLANT TEMPERATURE SENSOR LOCATION table.
Drain cooling system.
Remove ECT sensor and gasket.
To install, reverse removal procedure using NEW gasket.
Fill and bleed cooling system. See COOLING SYSTEM BLEEDING under COOLING SYSTEM.