Regardless of you need to move house, go on holiday with a caravan, get rid of of green waste, or have a hitch is really handy. In this article, we will describe the electrical connection of a trailer hitch of a Lexus ES . In truth, even if the set up procedure is not difficult, it is necessary to describe some details to consider this work without any problem. 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 Lexus ES .

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What’s the wiring harness for a Lexus ES hitch trailer?

Why do we have to connect a wiring harness with the hitch trailer of a Lexus ES?

So we will commence our content by detailing the basics of a wiring harness of a Lexus ES. In order to discover how it works, you must already discover its necessity. Whether you have a trailer or a caravan to tow, it is fundamental and above all mandatory by the highway code to follow certain rules, 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 fulfill all the electrical requirements, you will need to install a wiring harness connection on the hitch trailer of your Lexus ES . We will focus on this in this post, if you want to discover how to install the hitch of a Lexus ES, please see our content on this subject.

What is the electrical connection of the trailer hitch of a Lexus ES?

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

  • The 7-pin electric plug for a Lexus ES trailer, 7 pins : This is the classic plug that will be located on all Lexus ES hitches. This electrical connection will enable you to transmit all the lighting functions necessary for the rear signalling of your trailer, you will find 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 Lexus ES: 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 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 Lexus ES?

To finish this content, we will quickly describe you how to make the connection of the wiring harness of your Lexus ES .

How to make the connection of the wiring harness of an old Lexus ES?

To mount the wiring harness of an old Lexus ES, 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 for this intervention because it is difficult, but we will nevertheless summarize the most important steps to be performed:

  • Take out the trunk lining from your Lexus ES 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 Lexus ES?

For recent Lexus ESs, the wiring harness is much simpler to connect:

  • You can use a multiplexable box, you will find particular ones for your Lexus ES 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 Lexus ES so that you can route the cables from your box to the front of your Lexus ES 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 Lexus ES?

Finally, to finish this content we will quickly describe you how to make the electrical connection of a caravan on your Lexus ES . To get this done you will automatically have to go through one of the previous steps, it’s up to you to select the one that points 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.

To get more tips on the Lexus ES, take a look at the Lexus ES category.