How do I reset the Anti-Theft

Hello, You will need to contact a mobile locksmith or the dealer. The key has to match the vehicle in order to pass the anti-theft system test, and if it doesn't, the vehicle will never run. Try using a different key, and try locking with the key fob, and unlocking the door with the key in both the driver and passenger side. doors, as well as the trunk. This may allow the vehicle security system to stand down. Let me know what questions you have, and here is a link in case you prefer to have it diagnosed: http://repairpal.com/ford-within-10-miles-of-winston-oregon-97496