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 Headlight Switch Assemblies Motorcraft® Headlight Switch Assemblies: Are designed to meet Ford Motor Company requirements for durability and electrical performance Are designed specifically to fit Ford, Lincoln and Mercury vehicles. Installers will not need to adapt existing wiring and/or harnesses Why a Headlight Switch Assembly May Fail Time and abuse Electrical circuitry to the headlights, instrument panel and dome lights may also be faulty and the switch won’t energize the proper lights Related Components to Check Appropriate fuses (see Shop or Owner’s Manual for fuse layout) Electrical circuitry to and from the switch assembly Search all Motorcraft® headlight switch assemblies, product numbers and descriptions in the Full-Line Catalog.