Nothing wrong with the car runs and drives great. (bestcarfinder.com)
One is a sending unit that sends info to the gauge, not the ECU, which means that it's also possible for your gauge to give an incorrect reading or fool you into thinking the car is overheating when that's not the case at all and there's nothing wrong with the car at all (except for that sending unit being defective). (mechanics.stackexchange.com)
I called my mechanic to check it out and found nothing wrong with the car other than it is a Ford. (mechanics.stackexchange.com)