Where is the thermostat located on a 1998 Toyota Corolla?
The thermostat on a 1998 Toyota Corolla is located next to the alternator. The alternator may have to be taken off to replace the thermostat.
First the thermostat must be located on the 1998 Toyota Rav 4. The thermostat housing is on the left side of the engine under the exhaust manifold. The lower radiator hose flows directly to it. Drain the coolant, remove the hose and mounting bolts. Replace the thermostat from the inside of the housing and reinstall.