How do you replace the thermostat located on a 1993 Toyota Tercel?
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.
To replace the thermostat in a 2002 Toyota Camry the vehicle battery must be disconnected and the engine coolant must be drained. The radiator hose is connected to the thermostat housing and needs to be disconnected. Next, remove all bolts and nuts for the thermostat housing unit. The new housing unit can now be attached along with the parts taken off.
From what I've gathered googleing and talking to co-workers, (im about to try this afternoon to replace mine). Follow the hoses from the radiator, one will go to the water pump, the other will go to the engine/thermostat. Once the thermostat is located, there is a houses over it that needs to be removed to get at the thermostat. I have also read you should drain all the coolant out before starting, one or two…