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This is the "2009+ F150" forum which is probably why you are not getting any feedback. You may consider re-posting your question down in the 1978 - 1996 Big Bronco forum...it is about 1/4 of the way down the top-level forum listing page.
Follow the upper radiator hose down to the thermostat housing. The ECT is in a "tree" rising from the thermostat housing. When removed the tip of the ECT is solid vs. the ACT with openings and you also see a "'wire" inside the ACT.