If you need to move house, go on vacation with a caravan, get rid of of green waste, or have a hitch is pretty handy. In this post, we will show you the electrical connection of a trailer hitch of a Renault Laguna 3 . Indeed, regardless if the installation procedure is not complex, it is necessary to explain some details to consider this task without any issue. First of all, we will see what the electrical wiring harness of your motor vehicle hitch consists of, then, in a second step, how to make the electrical connection of the hitch of a Renault Laguna 3 .

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What’s the wiring harness for a Renault Laguna 3 hitch trailer?

Why do we have to connect a wiring harness with the hitch trailer of a Renault Laguna 3?

So we will commence our content by detailing the basics of a wiring harness of a Renault Laguna 3. In order to discover how it functions, you must previously discover its necessity. Whether you have a trailer or a caravan to tow, it is essential and earlier all mandatory by the highway code to respect certain requirements, here they are:

  • A solid chassis for the trailer…
  • Wheels that fit.
  • An electrical connection.
  • A license plate in plain sight.
  • A stoplight repeater.
  • A traffic light repeater.
  • A blinker repeater.
  • License plate illumination.
  • A fog light repeater.

In order to satisfy all the electrical requirements, you will need to install a wiring harness connection on the hitch trailer of your Renault Laguna 3 . We will concentrate on this in this post, if you want to find out how to install the hitch of a Renault Laguna 3, please see our content on this subject.

What is the electrical connection of the trailer hitch of a Renault Laguna 3?

We will now quickly show you how the electrical connection of your hitch functions. The connection uses the 12-volt current from your motor vehicle to power the hitch lights on your Renault Laguna 3. There are two different systems of electrical connection for a hitch, here they are:

  • The 7-pin electric plug for a Renault Laguna 3 trailer, 7 pins : This is the traditional plug that will be determined on all Renault Laguna 3 hitches. This electrical connection will enable you to transmit all the lighting functions needed for the rear signalling of your trailer, you will discover a plug for each objective (left and right indicators, ground, fog light, left and right position light, left and right brake light).
  • Electrical connection for caravan with 13-pin plug for Renault Laguna 3: This plug system is mainly used for caravans that involve 12 volts inside to supply the different electrical gear in the cabin. This sort of connection needs the use of an adapter. The extra pins will bring the 12 volt power permanently (to recharge a battery in the caravan) and the 12 volt power in use (to use the 12 volt equipment when the motor vehicle is switched on).

How do I hook up the wiring harness of a Renault Laguna 3?

To finish this content, we will quickly show you you how to make the connection of the wiring harness of your Renault Laguna 3 .

How to make the connection of the wiring harness of an old Renault Laguna 3?

To install the wiring harness of an old Renault Laguna 3, you will have to go and get all the necessary cables in the rear lights of this one. We recommend you to call in a motor vehicle electrician to do this intervention because it is complex, but we will nevertheless summarize the main steps to be performed:

  • Remove the trunk lining from your Renault Laguna 3 to access the rear light unit.
  • Identify the wires that correspond to each of the taillight functions.
  • Connect them to the lugs on the wiring harness on your hitch.
  • Close the whole thing down.

How do you connect the wiring harness of a recent Renault Laguna 3?

For recent Renault Laguna 3s, the wiring harness is much easier to connect:

  • You can use a multiplexable box, you will discover particular ones for your Renault Laguna 3 and universal models. It’s up to you to select according to your budget, know that a universal version costs between 30 and 60 euros.
  • Remove the trunk lining from your Renault Laguna 3 so that you can route the cables from your box to the front of your Renault Laguna 3 and connect them to your fuse box.
  • Install the case in the trunk effectively.
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  • You don’t have to retrieve your cables from the trunk and connect them to your outlet.

How do you hook up the power to a trailer on Renault Laguna 3?

Finally, to finish this content we will quickly show you you how to make the electrical connection of a caravan on your Renault Laguna 3 . To achieve this you will inevitably have to go through one of the previous steps, it’s up to you to select the one that corresponds to your model and your budget. After you have done this, the last step will be to buy an adapter that goes from a 7-pin plug to a 13-pin plug so that you can benefit from the 12 volt current in your caravan. These adapters come at different prices, you will need to count between 15 and 40 euros. All you have to do is plug it into your 7-pin plug.

If you wish more guides on the Renault Laguna 3, go to our Renault Laguna 3 category.