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Black T-connector harness with 4-pin flat trailer plug and power module, custom fit for 2005-2015 Toyota Tacoma

CARROFIX

CARROFIX T-Connector Wiring Harness Kit 4-Pin Flat Toyota Tacoma 2005-2015

SKU CH-SQ2E-RYQ06

Plugs into factory wiring on 2005-2015 Toyota Tacoma to add a 4-pin flat trailer connector with a powered converter module

  • Product typeAuxiliary Input Adapters
  • Custom fit for 2005-2015 Toyota Tacoma, T100 and Hilux
  • Plugs into factory wiring with no cutting or splicing required
  • Powered module connects to battery to protect vehicle electrical system
  • Provides standard 4-pin flat connector for trailer tail, brake and turn signals
  • Includes dust cover to keep connector clean when not in use

Custom T-Connector Harness for Toyota Tacoma

This CARROFIX wiring kit adds a factory-style 4-pin flat trailer connector to 2005-2015 Toyota Tacoma, T100 and Hilux models. It plugs directly into the existing vehicle harness behind the tail lights, eliminating any need for cutting or splicing wires. A powered converter module connects to the battery to protect the vehicle's electrical system from overload. The kit includes all necessary hardware and a dust cover for the connector.

Replaces Splice-In or Missing Factory Wiring

Vehicles without a factory tow package normally require messy splice-in adapters or have no connector at all; this T-connector restores a clean, plug-in installation point. The jump is worth it whenever you want a reliable, removable trailer connection that matches the vehicle's original wiring layout. The integrated converter ensures the vehicle's signals correctly drive trailer stop, turn and tail lights. Buyers who need a 7-pin round connector or an integrated brake controller will need a different solution.

Handles Standard Trailer Lighting Loads

The harness powers trailer tail lights at up to 5 amps per circuit and stop/turn lights at up to 3 amps per circuit through the 4-way flat connector. This headroom covers typical utility, boat and small camper trailers with conventional incandescent or LED lighting. The battery-fed power module isolates the trailer load from the vehicle's sensitive body electronics. Trailers with electric brakes, auxiliary charging circuits or high-draw accessories exceed the capacity of this 4-pin design.

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Price $49.99
Pricier than about 60% of the 112 comparable items (median $37.49).

Specifications

Product
Product typeAuxiliary Input Adapters

Questions about this item

Where does the T-connector plug into the factory wiring on a 2005-2015 Toyota Tacoma?

The T-connector plugs directly into the vehicle's existing wiring harness located behind the tail lights, requiring no cutting or splicing of factory wires.

How is the powered module connected during installation, and what step is commonly missed?

The powered module connects directly to the vehicle battery via the provided power wire; the step often missed is routing and securing this wire to the battery terminal for circuit protection.

What amperage limits should be observed to avoid overloading the harness circuits over time?

Maximum amperage is 3 amps per circuit for stop/turn lights and 5 amps per circuit for tail lights; stay within these limits to prevent circuit overload.

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