Whether you need to move house, go on holiday with a caravan, get rid of of green waste, or have a hitch is fairly handy. In this post, we will describe the electrical connection of a trailer hitch of a Toyota Corolla . In fact, regardless if the set up procedure is not difficult, it is necessary to explain some details to consider this work without any issue. First of all, we will find out what the electrical wiring harness of your car hitch consists of, then, in a second step, how to make the electrical connection of the hitch of a Toyota Corolla .

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What’s the wiring harness for a Toyota Corolla hitch trailer?

Why do we have to connect a wiring harness with the hitch trailer of a Toyota Corolla?

So we will start our content by detailing the fundamentals of a wiring harness of a Toyota Corolla. In order to figure out how it works, you must previously figure out its necessity. Whether you have a trailer or a caravan to tow, it is important and above 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 meet all the electrical regulations, you will need to install a wiring harness connection on the hitch trailer of your Toyota Corolla . We will concentrate on this in this article, if you want to learn how to install the hitch of a Toyota Corolla, please find out our content on this subject.

What is the electrical connection of the trailer hitch of a Toyota Corolla?

We will now quickly describe how the electrical connection of your hitch works. The connection uses the 12-volt current from your car to power the hitch lights on your Toyota Corolla. There are two different systems of electrical connection for a hitch, here they are:

  • The 7-pin electric plug for a Toyota Corolla trailer, 7 pins : This is the classic plug that will be found on all Toyota Corolla hitches. This electrical connection will allow you to transmit all the lighting functions necessary for the rear signalling of your trailer, you will locate a plug for each action (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 Toyota Corolla: This plug system is mainly used for caravans that require 12 volts inside to supply the various electrical devices in the cabin. This kind of connection necessitates 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 Toyota Corolla?

To end this content, we will quickly describe you how to produce the connection of the wiring harness of your Toyota Corolla .

How to make the connection of the wiring harness of an old Toyota Corolla?

To mount the wiring harness of an old Toyota Corolla, you will have to go and get all the necessary cables in the rear lights of this one. We suggest you to call in a car electrician to do this intervention because it is difficult, but we will nevertheless summarize the most important steps to be accomplished:

  • Take out the trunk lining from your Toyota Corolla to access the rear light unit.
  • Find 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 Toyota Corolla?

For new Toyota Corollas, the wiring harness is much less complicated to connect:

  • You can use a multiplexable box, you will locate particular ones for your Toyota Corolla 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.
  • Take out the trunk lining from your Toyota Corolla so that you can route the cables from your box to the front of your Toyota Corolla and connect them to your fuse box.
  • Install the circumstance in the trunk properly.
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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 Toyota Corolla?

Finally, to end this content we will quickly describe you how to produce the electrical connection of a caravan on your Toyota Corolla . To do this you will automatically 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 conducted 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.

In the event that you have any additional questions about the Toyota Corolla, do not hesitate to consult our Toyota Corolla category.