Air conditioner, check engine light etc

Well believe it or not, it was the wrong relay installed by someone else, in fact it was at a Ford Mercury dealership found by one of the technicians there. I cannot understand why all of you have to be so negative all the time and your emails tend to rub people wrong and form a negative opinion about your services. Why would you question me on the post that I left you saying that everything was properly working on the car when you are somewhere else and not with the car. I am no expert as you and others claim to be in the mechanical field of cars but as stated I appreciate your time and effort on this project and it was indeed not the best but not the worst experience I have ever had. In fact this was the first time I have tried something like this online and as of now it will be my last.

The fan run on high all the time with the sensor uplugged and would run normal with it plugged up.