If you need to move house, go on holiday with a caravan, dispose of green waste, or have a hitch is pretty handy. In this post, we will describe the electrical connection of a trailer hitch of a Volkswagen Polo 4 . In actual fact, even if the installation procedure is not complex, it is required to clarify some details to consider this work without any issue. Firstly, we will discover what the electrical wiring harness of your motor vehicle hitch involves, then, in a second step, how to make the electrical connection of the hitch of a Volkswagen Polo 4 .
What’s the wiring harness for a Volkswagen Polo 4 hitch trailer?
Why do we have to connect a wiring harness with the hitch trailer of a Volkswagen Polo 4?
So we will begin our content by explaining the fundamentals of a wiring harness of a Volkswagen Polo 4. In order to understand how it works, you must previously understand its necessity. Whether you have a trailer or a caravan to tow, it is fundamental and above all mandatory by the highway code to respect 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 meet all the electrical regulations, you will need to install a wiring harness connection on the hitch trailer of your Volkswagen Polo 4 . We will focus on this in this post, if you want to learn how to install the hitch of a Volkswagen Polo 4, please discover our content on this subject.
What is the electrical connection of the trailer hitch of a Volkswagen Polo 4?
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 Volkswagen Polo 4. There are two different systems of electrical connection for a hitch, here they are:
- The 7-pin electric plug for a Volkswagen Polo 4 trailer, 7 pins : This is the classic plug that will be determined on all Volkswagen Polo 4 hitches. This electrical connection will enable you to transmit all the lighting functions needed for the rear signalling of your trailer, you will locate 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 Volkswagen Polo 4: This plug system is principally used for caravans that require 12 volts inside to supply the various electrical equipment 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 car is switched on).
How do I hook up the wiring harness of a Volkswagen Polo 4?
To conclude this content, we will quickly describe you how to produce the connection of the wiring harness of your Volkswagen Polo 4 .
How to make the connection of the wiring harness of an old Volkswagen Polo 4?
To install the wiring harness of an old Volkswagen Polo 4, you will have to go and get all the required cables in the rear lights of this one. We advise you to call in a motor vehicle electrician to do this intervention because it is complex, but we will nevertheless summarize the most important steps to be performed:
- Take out the trunk lining from your Volkswagen Polo 4 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 Volkswagen Polo 4?
For recent Volkswagen Polo 4s, the wiring harness is much easier to connect:
- You can use a multiplexable box, you will locate particular ones for your Volkswagen Polo 4 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.
- Take out the trunk lining from your Volkswagen Polo 4 so that you can route the cables from your box to the front of your Volkswagen Polo 4 and connect them to your fuse box.
- Install the circumstance in the trunk effectively.
- You don’t have to retrieve your cables from the trunk and connect them to your outlet.
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How do you hook up the power to a trailer on Volkswagen Polo 4?
Finally, to conclude this content we will quickly describe you how to produce the electrical connection of a caravan on your Volkswagen Polo 4 . To get this done you will inevitably 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 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.
If you need more guides on the Volkswagen Polo 4, go to our Volkswagen Polo 4 category.
