Where is the thermostat on a 2000 Toyota MR2?

In a 2000 Toyota MR2, the thermostat is located in the engine bay, specifically at the engine block, near the water pump. To access it, you'll need to remove the engine cover and the intake manifold. The thermostat is housed within a thermostat housing, which is connected to the upper radiator hose. Make sure to check the service manual for detailed instructions and safety precautions before attempting to replace it.