SEARCH  Sensors  Ambient Air Temp  Oxygen  Potentiometer  Wheel Speed Ambient Air Temperature Sensor Motorcraft® Ambient Air Temperature Sensors: Feature threads and a seal on the sending unit that are matched precisely to the vehicle application Are equipped with a sensor that features the proper output curve to work with the engine control computer, helping to prevent misreadings Are tested to meet Ford Motor Company requirements for durability and electrical performance Why an Ambient Air Temperature Sensor May Fail Corrosion of the assembly Faulty electrical connections Related Components to Check Electrical connections to and from the sensor Engine control computer Appropriate fuses (see Shop or Owner’s Manual for fuse layout) Search all Motorcraft® sensor product numbers and descriptions.