If you need to move house, go on holiday with a caravan, dispose of green waste, or have a hitch is fairly handy. On this page, we will show you the electrical connection of a trailer hitch of a Hyundai Sonata . Indeed, regardless if the set up procedure is not difficult, it is required to clarify some details to consider this intervention without any problem. First of all, we will find out what the electrical wiring harness of your car hitch contains, then, in a second step, how to make the electrical connection of the hitch of a Hyundai Sonata .

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What’s the wiring harness for a Hyundai Sonata hitch trailer?

Why do we have to connect a wiring harness with the hitch trailer of a Hyundai Sonata?

So we will begin our content page by detailing the fundamentals of a wiring harness of a Hyundai Sonata. In order to understand how it functions, you must previously understand its necessity. If you have a trailer or a caravan to tow, it is necessary and earlier all mandatory by the highway code to follow certain laws, 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 meet all the electrical obligations, you will need to install a wiring harness connection on the hitch trailer of your Hyundai Sonata . We will focus on this in this post, if you want to learn how to install the hitch of a Hyundai Sonata, please find out our content page on this subject.

What is the electrical connection of the trailer hitch of a Hyundai Sonata?

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

  • The 7-pin electric plug for a Hyundai Sonata trailer, 7 pins : This is the classic plug that will be located on all Hyundai Sonata hitches. This electrical connection will allow you to transmit all the lighting functions required for the rear signalling of your trailer, you will find a plug for each function (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 Hyundai Sonata: This plug system is specifically used for caravans that necessitate 12 volts inside to supply the different electrical equipment in the cabin. This type 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 car is switched on).

How do I hook up the wiring harness of a Hyundai Sonata?

To end this content page, we will quickly show you you how to make the connection of the wiring harness of your Hyundai Sonata .

How to make the connection of the wiring harness of an old Hyundai Sonata?

To install the wiring harness of an old Hyundai Sonata, you will have to go and get all the required cables in the rear lights of this one. We recommend you to call in a car electrician for this intervention because it is difficult, but we will nevertheless summarize the main steps to be accomplished:

  • Remove the trunk lining from your Hyundai Sonata to access the rear light unit.
  • Locate 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 Hyundai Sonata?

For recent Hyundai Sonatas, the wiring harness is much simpler to connect:

  • You can use a multiplexable box, you will find specific ones for your Hyundai Sonata and universal models. It’s up to you to choose according to your budget, know that a universal version costs between 30 and 60 euros.
  • Remove the trunk lining from your Hyundai Sonata so that you can route the cables from your box to the front of your Hyundai Sonata and connect them to your fuse box.
  • Install the circumstance 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 Hyundai Sonata?

Finally, to end this content page we will quickly show you you how to make the electrical connection of a caravan on your Hyundai Sonata . To get this done you will automatically have to go through one of the previous steps, it’s up to you to choose the one that points 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.

To find more tips on the Hyundai Sonata, take a look at the Hyundai Sonata category.