{"title":"Vehicle Wiring Testers","description":"","products":[{"product_id":"curt-7-way-to-rv-socket-circuit-tester-led-for-vehicle-end","title":"CURT 7-WAY TO RV SOCKET CIRCUIT TESTER, LED FOR VEHICLE END","description":"CURT 7-WAY TO RV SOCKET CIRCUIT TESTER, LED FOR VEHICLE END \n \nHighlights \n \n- Comprehensive LED Indicator: Color-coded LEDs for easy signal identification across 7 functions \n- Essential for Troubleshooting: Quickly diagnose vehicle-side wiring issues before towing \n- Smart Tow Compatible: Integrated resistors ensure compatibility with modern electrical systems \n- Quick Connection Check: Plugs directly into 7-way to test lights, brakes, and auxiliary power \n- Compact and Lightweight: Easy to store in your toolbox or glove compartment for instant access \n- Enhances Tow Safety: Confirms proper lighting function, vital for safe trailer operation","brand":"Curt","offers":[{"title":"Default Title","offer_id":53080966693228,"sku":"C73NR , 58272 , C58272","price":19.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0959\/5155\/2876\/files\/3726-3970.lg.jpg?v=1768585829"},{"product_id":"curt-4-way-4-pin-flat-socket-circuit-tester-led-for-vehicle-end-retail-packaged","title":"CURT 4-WAY \/ 4-PIN FLAT SOCKET CIRCUIT TESTER, LED FOR VEHICLE END, RETAIL PACKAGED","description":"CURT 4-WAY \/ 4-PIN FLAT SOCKET CIRCUIT TESTER, LED FOR VEHICLE END, RETAIL PACKAGED \n \n- Confirms proper function of vehicle-side wiring connector \n- Tests 4-way flat connection for tail lights, brake lights and turn signals \n- Constructed with LED lights for long-lasting use \n \nProduct Details \nPart of towing responsibly is making sure your trailer lights are working properly. Whether you have just installed a new custom wiring harness or are trying to locate the cause of an electrical problem, CURT connector testers are great for testing tail lights, turn signals, brake lights, ground connections and other electrical components on your vehicle. \n \nA connector tester works by plugging into the connector socket on your vehicle and responding to the various electrical signals produced by pushing the brake pedal, signaling a turn, turning on the running lights and so on. When the socket is getting proper power, the tester's various LEDs will light up corresponding to each wire in the connector. Testing your vehicle-side socket is essential after installing a new custom vehicle-to-trailer wiring harness and is highly recommended every time you hitch up to tow.","brand":"Curt","offers":[{"title":"Default Title","offer_id":53081023447404,"sku":"58261 , C58261 , I26 , 58260 , 491830","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0959\/5155\/2876\/files\/4350-5285.lg.jpg?v=1768586332"},{"product_id":"curt-5-way-5-pin-flat-socket-circuit-tester-led-for-vehicle-end","title":"CURT 5-WAY \/ 5-PIN FLAT SOCKET CIRCUIT TESTER, LED FOR VEHICLE END","description":"CURT 5-WAY \/ 5-PIN FLAT SOCKET CIRCUIT TESTER, LED FOR VEHICLE END \n \n- Confirms proper function of vehicle-side wiring connector \n- Tests 5-way flat for tail lights, brake lights, turn signals and reverse lights \n- Constructed with LED lights for long-lasting use \n- Dust cover keeps connector clean when not in use \n \nProduct Details \nPart of towing responsibly is making sure your trailer lights are working properly. Whether you have just installed a new custom wiring harness or are trying to locate the cause of an electrical problem, CURT connector testers are great for testing tail lights, turn signals, brake lights, ground connections and other electrical components on your vehicle. \n \nA connector tester works by plugging into the connector socket on your vehicle and responding to the various electrical signals produced by pushing the brake pedal, signaling a turn, turning on the running lights and so on. When the socket is getting proper power, the tester's various LEDs will light up corresponding to each wire in the connector. Testing your vehicle-side socket is essential after installing a new custom vehicle-to-trailer wiring harness and is highly recommended every time you h","brand":"Curt","offers":[{"title":"Default Title","offer_id":53081023480172,"sku":"57505 , C57505 , C46NR , 491831 , 7000588","price":10.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0959\/5155\/2876\/files\/4351-5291.lg.jpg?v=1768586334"},{"product_id":"curt-6-way-round-socket-circuit-tester-led-for-vehicle-end","title":"CURT 6-WAY ROUND SOCKET CIRCUIT TESTER, LED FOR VEHICLE END","description":"CURT 6-WAY ROUND SOCKET CIRCUIT TESTER, LED FOR VEHICLE END \n \n- Confirms proper function of vehicle-side wiring connector \n- Tests 6-way for tail, brake, turn signals, electric brakes and auxiliary power \n- Features a label for each LED, indicating the intended function \n- Constructed with LED lights for long-lasting use \n \nProduct Details \n \nPart of towing responsibly is making sure your trailer lights are working properly. Whether you have just installed a new custom wiring harness or are trying to locate the cause of an electrical problem, CURT connector testers are great for testing tail lights, turn signals, brake lights, ground connections and other electrical components on your vehicle. \n \nA connector tester works by plugging into the connector socket on your vehicle and responding to the various electrical signals produced by pushing the brake pedal, signaling a turn, turning on the running lights and so on. When the socket is getting proper power, the tester's various LEDs will light up corresponding to each wire in the connector.","brand":"Curt","offers":[{"title":"Default Title","offer_id":53081023512940,"sku":"58650 , C58650 , C76NR , 491832 , I-65","price":10.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0959\/5155\/2876\/files\/4352-5294.lg.jpg?v=1768586337"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0959\/5155\/2876\/collections\/Screenshot_2026-03-19_120718.png?v=1777476533","url":"https:\/\/shop.fentontradingpost.com\/collections\/vehicle-wiring-testers.oembed","provider":"Fenton Trading Post","version":"1.0","type":"link"}