SEARCH  Electrical Circuits, Switches  Coolant Temperature        Senders  Digital Transmission Range        Sensors  Headlight Switch Assemblies  Ignition Cylinder Assemblies  Ignition Switch Assemblies  Multifunction Switch        Assemblies  Oil Pressure Senders  Starter Relays  Transmission Range        Sensors  Turn Signal/Hazard Warning        Light Relays  Wiper Control Modules Coolant Temperature Senders Motorcraft® Coolant Temperature Senders: Are tested to meet Ford Motor Company requirements for durability and electrical performance Feature threads and a seal that are matched precisely to the vehicle application Feature the proper output curve to work with the vehicle temperature gauge, preventing misreadings Why a Coolant Temperature Sender May Fail Corrosion or faulty connections If the temperature gauge is pegged low after the engine is warm, or is pegged high on start-up, or there is intermittent illumination of a temperature indicator light, the sender could be faulty Related Components to Check Appropriate electrical connections to and from the sender Temperature gauge or indicator light Appropriate fuses (see Shop or Owner’s Manual for fuse layout) Search all Motorcraft® coolant temperature senders, product numbers and descriptions in the Full-Line Catalog.