{"product_id":"standard-ignition-hls1781-headlight-switch","title":"Standard Ignition HLS1781 Headlight Switch","description":"\u003ch2\u003eHeadlight Switch for Ford F-150 and Lincoln Mark LT\u003c\/h2\u003e\u003cp\u003eStandard Ignition HLS1781 is a plug-in headlight switch built with a female connector, male blade terminals, and a snap-fit attachment method. It features a black plastic finish and is made for direct replacement in select Ford and Lincoln trucks with a matte black finish.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHeadlight switch function for exterior lighting control\u003c\/li\u003e\n\u003cli\u003e15 terminal blade layout with 2 plug-in connectors\u003c\/li\u003e\n\u003cli\u003eFemale connector gender and male terminal gender\u003c\/li\u003e\n\u003cli\u003eSnap-fit attachment method for a secure in-dash fit\u003c\/li\u003e\n\u003cli\u003eBlack plastic finish for a factory-style appearance\u003c\/li\u003e\n\u003cli\u003eCompatible with 2005-2008 Ford F-150 and 2006-2008 Lincoln Mark LT\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eStandard Ignition HLS1781 is an electrical headlight switch designed for vehicles that use a plug-in, blade-terminal configuration. The switch is specified with 15 terminals, 2 connectors, and a black plastic finish, making it a practical replacement for the original dash-mounted control. For buyers searching for a 2005-2008 Ford F-150 headlight switch or a 2006-2008 Lincoln Mark LT headlight switch, this part number provides a direct-fit option for the listed applications. This part cross-references 5L3Z11654AAB and S10648 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHeadlights that do not turn on or off correctly\u003c\/li\u003e\n\u003cli\u003eIntermittent lighting control from the dash switch\u003c\/li\u003e\n\u003cli\u003eWorn or damaged switch contacts\u003c\/li\u003e\n\u003cli\u003eLoose or unreliable electrical connection at the switch\u003c\/li\u003e\n\u003cli\u003eBroken or faded original switch appearance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify connector style, terminal count, and dash opening before installation. This switch uses a plug-in connection with blade terminals and snap-fit attachment, so the existing wiring and mounting style must match the vehicle’s original setup. Confirm fitment for your exact Ford F-150 or Lincoln Mark LT year and trim before ordering. Standard Ignition HLS1781 should be installed in place of the original switch using the vehicle’s factory connector layout.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eStandard Ignition is a recognized aftermarket brand for electrical replacement parts, and HLS1781 is built to match the listed OE-style application requirements for the specified Ford and Lincoln models.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":52819066355893,"sku":"FBHK-HLS1781","price":263.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_HLS1781_Fro.jpg?v=1784443847","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-hls1781-headlight-switch","provider":"PartCatalog","version":"1.0","type":"link"}