{"product_id":"handheld-7-pin-towbar-trailer-light-diagnostic-circuit-tester-12v","title":"Handheld 7-Pin Towbar \u0026 Trailer Light Diagnostic Circuit Tester (12V)","description":"\u003cp data-path-to-node=\"4\"\u003e\u003cb data-path-to-node=\"4\" data-index-in-node=\"0\"\u003eInstantly diagnose towbar and trailer wiring faults without guesswork.\u003c\/b\u003e\u003cspan\u003e Designed to test standard 12V 7-pin round connectors (ISO 1724 standard),\u003c\/span\u003e\u003cspan\u003e this handheld circuit tester allows you to quickly verify both sides of your towing setup—checking vehicle towbar socket output as well as trailer plug wiring integrity.\u003c\/span\u003e\u003cspan\u003e Featuring clear LED indicator lights and a side test button,\u003c\/span\u003e\u003cspan\u003e it pinpoint open circuits,\u003c\/span\u003e\u003cspan\u003e blown fuses,\u003c\/span\u003e\u003cspan\u003e faulty earth grounds,\u003c\/span\u003e\u003cspan\u003e and miswired tail,\u003c\/span\u003e\u003cspan\u003e brake,\u003c\/span\u003e\u003cspan\u003e or indicator lights in seconds.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003e\u003cb data-path-to-node=\"5\" data-index-in-node=\"0\"\u003eKey Features:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"6\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,0\"\u003e\u003cb data-path-to-node=\"6,0,0\" data-index-in-node=\"0\"\u003eDual-Side Testing Capability:\u003c\/b\u003e\u003cspan\u003e Features a plug on one end and a socket on the other to independently test vehicle towbar outputs and trailer light wiring harnesses.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,1,0\"\u003e\u003cb data-path-to-node=\"6,1,0\" data-index-in-node=\"0\"\u003eInstant LED Diagnostics:\u003c\/b\u003e\u003cspan\u003e 6-LED display panel clearly indicates continuity and power status for left\/right indicators,\u003c\/span\u003e\u003cspan\u003e brake lights,\u003c\/span\u003e\u003cspan\u003e tail lights,\u003c\/span\u003e\u003cspan\u003e fog lights,\u003c\/span\u003e\u003cspan\u003e and earth ground connection.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,0\"\u003e\u003cb data-path-to-node=\"6,2,0\" data-index-in-node=\"0\"\u003eErgonomic Handheld Grip:\u003c\/b\u003e\u003cspan\u003e Contoured ABS housing with finger grooves ensures a firm grip during shop or roadside diagnostic checks.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,3,0\"\u003e\u003cb data-path-to-node=\"6,3,0\" data-index-in-node=\"0\"\u003eStand-Alone Battery Powered:\u003c\/b\u003e\u003cspan class=\"\"\u003e Powered by an internal 9V battery (not included) to test trailer wiring directly without needing to hook up to a vehicle.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,4,0\"\u003e\u003cb data-path-to-node=\"6,4,0\" data-index-in-node=\"0\"\u003eStandard 7-Pin Fitment:\u003c\/b\u003e\u003cspan\u003e Fully compatible with standard 12V 7-pin round trailer plugs and vehicle sockets across bakkies,\u003c\/span\u003e\u003cspan\u003e 4x4s,\u003c\/span\u003e\u003cspan\u003e caravans,\u003c\/span\u003e\u003cspan\u003e and utility trailers.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eFitment Note:\u003c\/b\u003e\u003cspan\u003e Standard 12V 7-pin round connection (ISO 1724).\u003c\/span\u003e\u003cspan\u003e Operates on a standard 9V battery for independent trailer testing.\u003c\/span\u003e\u003c\/p\u003e","brand":"Moto Vibe","offers":[{"title":"Default Title","offer_id":56764023177588,"sku":null,"price":289.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/4674\/1876\/files\/Screenshot2026-11-09161950.png?v=1794234293","url":"https:\/\/motovibe.co.za\/products\/handheld-7-pin-towbar-trailer-light-diagnostic-circuit-tester-12v","provider":"Moto Vibe","version":"1.0","type":"link"}