{"product_id":"standard-ignition-ns-543-back-up-light-switch","title":"Standard Ignition NS-543 Back Up Light Switch","description":"\u003ch2\u003eBack Up Light Switch for Hyundai Tiburon\u003c\/h2\u003e\u003cp\u003eStandard Ignition NS-543 is a back up light switch built for direct replacement service on select Hyundai Tiburon models. It uses a female connector with one connection point, two male blade terminals, and a compact electrical layout for straightforward integration with the vehicle harness.\u003c\/p\u003e\u003cp\u003eFits 2003-2008 Hyundai Tiburon, N\/A. This Standard Ignition NS-543 back up light switch supports reverse lamp circuit operation when the transmission is placed in reverse, helping restore proper rear lighting function on the Hyundai Tiburon.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBack up light switch for reverse lamp circuit control\u003c\/li\u003e\n\u003cli\u003eFemale connector design with 1 connector cavity\u003c\/li\u003e\n\u003cli\u003e2 male blade terminals for electrical connection\u003c\/li\u003e\n\u003cli\u003eDirect-fit electrical service part for select Hyundai Tiburon applications\u003c\/li\u003e\n\u003cli\u003eStandard Ignition NS-543 part number for catalog matching\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eStandard Ignition NS-543 is an electrical switch used to signal the back up lights when reverse gear is engaged. The switch features a female connector, two male blade terminals, and a single connector interface, making it a practical replacement for vehicles that need restored reverse light operation. For fitment-based searches, this part is listed for 2003-2008 Hyundai Tiburon models, and the NS-543 reference helps confirm the correct application during parts lookup.\u003c\/p\u003e\u003cp\u003eThis part cross-references Hyundai OE 9386039900 and Standard Ignition S51056 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReverse lights that do not illuminate when shifting into reverse\u003c\/li\u003e\n\u003cli\u003eIntermittent back up lamp operation\u003c\/li\u003e\n\u003cli\u003eFaulty switch signal to the rear lighting circuit\u003c\/li\u003e\n\u003cli\u003eElectrical contact issues at the transmission switch connection\u003c\/li\u003e\n\u003cli\u003eParts lookup confusion when replacing the Hyundai Tiburon back up light switch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify connector style, terminal type, and vehicle fitment before installation. Confirm the transmission-mounted switch location and compare the original electrical connector to the NS-543 before replacement. After installation, test reverse lamp operation with the ignition on and the transmission in reverse.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eStandard Ignition is a recognized aftermarket source for electrical service parts, and NS-543 is cataloged for direct application matching on listed Hyundai Tiburon vehicles. Use the part number NS-543 to confirm the correct back up light switch during ordering and service.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":52820735754421,"sku":"FBHK-NS-543","price":38.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_NS543_Fro.jpg?v=1784525121","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-ns-543-back-up-light-switch","provider":"PartCatalog","version":"1.0","type":"link"}