{"product_id":"mecmo-4-pin-trailer-wiring-harness-for-toyota-pickup-tacoma-1989-2004-4-way-flat-plug-and-play","title":"MECMO 4-Pin Trailer Wiring Harness for Toyota Pickup \u0026 Tacoma (1989–2004) — 4-Way Flat, Plug-and-Play","description":"\u003cp\u003e\u003cstrong\u003eThe MECMO 4-pin trailer wiring harness is a vehicle-specific, plug-and-play 4-way flat T-connector that restores trailer tail, brake, and turn signal wiring to compatible 1989–1995 Toyota Pickup and 1996–2004 Toyota Tacoma models without cutting factory wires.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis factory-fit tow harness from MECMO is designed to make trailer light hookup simple on older Toyota Pickup and Tacoma trucks. It plugs directly into the existing tail light sockets for a clean install, uses heavy-duty bonded wire and tin-plated copper terminals for corrosion resistance, and includes a rubber dust cover to protect the vehicle-side connector when not in use. The result is a dependable electrical connection for trailers that need standard 4-way flat signaling.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the MECMO harness fit my specific Toyota model?\u003c\/h3\u003e\n\u003cp\u003eThe harness is tailored for Toyota trucks from the listed years and plugs into the rear tail light sockets without splicing. Confirm compatibility before purchase: it fits 1989–1995 Toyota Pickup (excluding 1993–1995 T100) and 1996–2004 Toyota Tacoma (excluding the 1995 mid-year 5 model).\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVehicle-specific connector that matches factory tail light plugs\u003c\/li\u003e\n  \u003cli\u003eDesigned to avoid cutting, splicing, or modifying original wiring\u003c\/li\u003e\n  \u003cli\u003eCheck the model-year exclusions listed in the product details\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat signals and functions does the 4-way flat provide?\u003c\/h3\u003e\n\u003cp\u003eThis standard 4-pin configuration supplies the essential lighting circuits used for most small trailers: tail\/running lights, left and right turn signals, and brake lights. It does not carry separate electric brakes or a reverse light circuit, which require a different harness type.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePowers trailer tail and running lights\u003c\/li\u003e\n  \u003cli\u003eProvides left and right turn signal and brake light connections\u003c\/li\u003e\n  \u003cli\u003eNot intended for trailer brake controllers or auxiliary circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and what tools are needed?\u003c\/h3\u003e\n\u003cp\u003eInstallation is designed to be straightforward because the MECMO T-connector plugs into the vehicle’s existing tail light sockets. No cutting or splicing of factory wires is required, making it a quick DIY job for most owners with minimal tools.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePlug-and-play T-connector for a no-splice install\u003c\/li\u003e\n  \u003cli\u003eBasic hand tools may be needed to access the tail light housing\u003c\/li\u003e\n  \u003cli\u003eIncludes vehicle-side connector with rubber dust cover for protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and protections does the harness include?\u003c\/h3\u003e\n\u003cp\u003eThe harness uses heavy-duty bonded wire and tin-plated copper terminals to improve conductivity and resist corrosion in road and weather conditions. A tight-fitting rubber dust cover is supplied for the vehicle-side socket to keep moisture and debris out when not towing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTin-plated copper terminals for better conductivity and longevity\u003c\/li\u003e\n  \u003cli\u003eBonded wiring construction for strain resistance and durability\u003c\/li\u003e\n  \u003cli\u003eRubber dust cover seals the connector against dust and water\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: MECMO’s 4-pin trailer wiring harness is aimed at Toyota Pickup and Tacoma owners who need a reliable, factory-friendly trailer light connection without altering the vehicle’s original wiring. It’s ideal for owners of older model trucks who tow small trailers, boats, or utility carts and want a durable, easy-to-install 4-way flat connection that preserves the vehicle’s wiring integrity.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this harness fit a 1995 Toyota Tacoma?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It fits 1996–2004 Tacoma models; the 1995 mid-year 5 model is excluded. Verify your exact model year before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need to splice my vehicle wiring to install it?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The MECMO harness is a plug-and-play T-connector that plugs into the factory tail light sockets without splicing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MECMO","offers":[{"title":"Default Title","offer_id":48083836633246,"sku":"B0BGSFPL1J","price":60.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/mecmo-front-connector-t-connector.jpg?v=1785836962","url":"https:\/\/northtrailauto.ca\/products\/mecmo-4-pin-trailer-wiring-harness-for-toyota-pickup-tacoma-1989-2004-4-way-flat-plug-and-play","provider":"North Trail Auto","version":"1.0","type":"link"}