Quote Originally Posted by davalc89 View Post
I thought the sensor was the one on the thermostat housing. If it isn't, what is it?
According to the manual, that is the thermostat heater.

The ECT is: "Mounted to the rear of the engine cylinder head below intake center" in the 'component locator' section. Not sure if this applies to your model or not since I don't have one. lol HTH