Coolant Sensor

https://www.justanswer.com/ford/ato3h-temp-sending-unit-located-2001-windstar-3-8.html#:~:text=It%20should%20be%20located%20located,the%20front%20side%20cylinder%20head.

https://www.youtube.com/watch?v=ak9EnKYktyw

Where is the coolant sensor located?

Usually, the location of the coolant temperature sensor will be located directly behind the coolant pipe. In most modern cars and vehicles, this is present behind the right cylinder head that is located right underneath of the air intake pipe

What happens when coolant temperature sensor goes bad?

If the coolant temperature sensor goes bad it can send a false signal to the computer and throw off the fuel and timing calculations. It is not uncommon for the coolant temperature sensor to fail and send a permanently cold signal to the computer. ... This will reduce fuel economy, and may hinder engine performance.

https://www.youtube.com/watch?v=3yu_-nxKaDE

How do I know if my coolant temperature sensor is working?

Connect the black lead of the meter to the body of the cold sensor and the red to the terminal. You should have a reading of approximately 2000 ohms. Check the warm sensor in your engine. You should see a much lower reading on the ohm meter.

It is possible to drive a vehicle with a faulty coolant temperature sensor as the management system defaults to a static reading. A vehicles coolant sensor is a critical component used by the engine management system. It directly effects, cooling and fueling of the engine and therefore effects how the engine performs.