Our vehicle-specific wiring kit for the Ford Transit Grand Connect ensures a safe electrical connection between your vehicle and trailers, bike racks or other powered accessories. The kits are matched to the vehicle’s year, trim and electrical setup so that lighting, signalling and comfort functions work reliably.

Core features of our wiring kits

Available in 7-pin for standard lighting and 13-pin for extended features such as permanent power, charging lead and reverse lighting for the trailer.
Vehicle-specific connectors and properly routed cables for easier installation.
Weatherproof plugs and corrosion-protected components for long life in wet or demanding environments.
Compatible with optional equipment such as sensors, reversing camera or driver assist systems; some vehicle versions may require coding or activation.

7-pin vs. 13-pin – which version should you pick?

The 7-pin wiring kit is sufficient if you only require lighting and signalling functions like indicators, tail lights and brake lights. The 13-pin version adds additional capabilities such as permanent power, charging lead, and often reverse lighting – ideal if your trailer or accessories draw power or for enhanced comfort.

Installation & technical guidance

Installation instructions included – check connectors, fuses, and mounting points carefully.
Route wiring properly and protect from heat, moisture and mechanical wear; seal all connections.
Mount sockets in protected positions to avoid exposure to water and debris.
If your vehicle has camera systems, sensors or driver assistance features, verify whether coding or activation is required.

Why weltmann-kfzteile?

Precision-fit wiring kits for Transit Grand Connect – high quality & reliability.
Durable materials with weather protection and long service life.
Fast delivery, reliable stock, and expert technical support for all vehicle setups.

FAQ – Wiring Kit for Ford Transit Grand Connect

Do I need a 13-pin wiring kit?

If you intend to use trailer reverse lighting, charging lead or permanent power feed, yes. For basic lighting and signalling needs, a 7-pin kit is usually sufficient.

Is coding or activation required?

Depending on trim level – vehicles with reversing camera, sensors or driver assistance may require activation or coding so that all functions work correctly.

Can I install it myself?

Yes, with the right tools and careful work. Ensure weatherproof connectors, correct fuse ratings, and clean routing of cables. If uncertain, seek professional installation.

Will installation affect my warranty?

No – using certified, vehicle-specific components and proper installation generally keeps your manufacturer warranty valid.

Which version is better for higher power demand or frequent trailer use?

The 13-pin wiring kit offers more capability and safety margin if your trailer or accessories draw significant power or you tow regularly.

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Wiring Kit for Ford Transit Grand Connect – 7-pin & 13-pin Options