If 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 show you the electrical connection of a trailer hitch of a Subaru Legacy . In truth, even if the set up process is not complex, it is necessary to describe some details to consider this intervention without any problem. Firstly, we will find out what the electrical wiring harness of your car hitch involves, then, in a second step, how to make the electrical connection of the hitch of a Subaru Legacy .
What’s the wiring harness for a Subaru Legacy hitch trailer?
Why do we have to connect a wiring harness with the hitch trailer of a Subaru Legacy?
So we will start our content by detailing the fundamentals of a wiring harness of a Subaru Legacy. In order to figure out how it functions, you must already figure out its necessity. If you have a trailer or a caravan to tow, it is essential and above all mandatory by the highway code to follow 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 Subaru Legacy . We will focus on this in this post, if you want to find out how to install the hitch of a Subaru Legacy, please find out our content on this theme.
What is the electrical connection of the trailer hitch of a Subaru Legacy?
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 Subaru Legacy. There are two different systems of electrical connection for a hitch, here they are:
- The 7-pin electric plug for a Subaru Legacy trailer, 7 pins : This is the traditional plug that will be discovered on all Subaru Legacy hitches. This electrical connection will enable you to transmit all the lighting functions required for the rear signalling of your trailer, you will find 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 Subaru Legacy: This plug system is specifically used for caravans that involve 12 volts inside to supply the different electrical devices in the cabin. This type 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 car is switched on).
How do I hook up the wiring harness of a Subaru Legacy?
To end this content, we will quickly show you you how to make the connection of the wiring harness of your Subaru Legacy .
How to make the connection of the wiring harness of an old Subaru Legacy?
To install the wiring harness of an old Subaru Legacy, 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 car electrician for this intervention because it is complex, but we will nevertheless summarize the main steps to be performed:
- Remove the trunk lining from your Subaru Legacy 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 Subaru Legacy?
For modern Subaru Legacys, the wiring harness is much easier to connect:
- You can use a multiplexable box, you will find specific ones for your Subaru Legacy 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 Subaru Legacy so that you can route the cables from your box to the front of your Subaru Legacy and connect them to your fuse box.
- Install the case 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 Subaru Legacy?
Finally, to end this content we will quickly show you you how to make the electrical connection of a caravan on your Subaru Legacy . To get this done you will inevitably have to go through one of the previous steps, it’s up to you to select the one that means 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.
Whenever you have any additional questions about the Subaru Legacy, do not hesitate to consult our Subaru Legacy category.
