European 7-Pin to US 4-Way Flat Trailer Wiring Adapter for a Land Rover Defender

Question

Question:

Hello I have a Land Rover Defender fitted with a European 7 pin outlet. I would like to obtain an adaptor to go from the European 7 pin outlet on vehicle to connect to a trailer with a standard US flat 4 plug. Can you Help?

asked by: Steve H

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Expert Reply:

There is a specific adapter for Land Rovers that have that European 7-Way connector # 118710. One end plugs into the vehicle 7-Way and the other end has a connector for a 4-Way flat connector used on US trailers.

expert reply by: Michael H

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Answer 1

Our understanding here at etrailer is that European spec trailer wiring connectors will have many more terminals than 7. However, there are some 7-way round, Euro spec connectors and I attached a diagram of how they are typically wired. What you…

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Answer 2

I am not aware of the existence of an adapter, but one could be easily constructed. You will need to find a vehicle-side socket to receive the plug from your trailer. We do not carry them, so you will need to obtain one locally. You will also need…

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Answer 3

In order to get the US style 4-Way to work with the European style 7-Way you are going to have to do a little hardwiring. What you will need is a vehicle side European 7-Way and a special converter, #118158. You will have to cut off the 4-Way on…

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Answer 4

A 4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer…

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Answer 5

If you just need a 4-pin to 7-pin trailer wiring adapter, then you can use part #C57672. This will plug into the 4-pin trailer connector on your brother's vehicle and give him the 7-pin socket for the trailer. Keep in mind, this will only…

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Answer 6

The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…

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Answer 7

To connect your vehicle that has a 4-Way flat connector to your trailer that has a 7-Way connector, you will need to install a 7-Way on the rear of your vehicle. If you just want or need the tail light functions to operate on your trailer you will…

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