Originally Posted by romano

thank you all for taking the time. The car is a 2.3 , 8v. The sensor I am talking about is blue, not green or black as shown in the parts link above, and the sensor also seem to work fine. I am not familiar with the circuitry of the Aux.fan so I suspecting a sensor somewhere else or a relay to be the culprit. Any thing I could check to isolate the problem? Thanks