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. On this page, we will explain the electrical connection of a trailer hitch of a Fiat Doblo Cargo . In truth, even if the installation procedure is not difficult, it is required to explain some points to consider this intervention without any issue. First of all, we will find out what the electrical wiring harness of your motor vehicle hitch contains, then, in a second step, how to make the electrical connection of the hitch of a Fiat Doblo Cargo .

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What’s the wiring harness for a Fiat Doblo Cargo hitch trailer?

Why do we have to connect a wiring harness with the hitch trailer of a Fiat Doblo Cargo?

So we will start our article by explaining the fundamentals of a wiring harness of a Fiat Doblo Cargo. In order to figure out how it works, you must already figure out its necessity. If you have a trailer or a caravan to tow, it is essential and earlier all mandatory by the highway code to follow certain protocols, 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 obligations, you will need to install a wiring harness connection on the hitch trailer of your Fiat Doblo Cargo . We will look into this in this article, if you want to learn how to install the hitch of a Fiat Doblo Cargo, please find out our article on this topic.

What is the electrical connection of the trailer hitch of a Fiat Doblo Cargo?

We will now fairly quickly explain 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 Fiat Doblo Cargo. There are two different systems of electrical connection for a hitch, here they are:

  • The 7-pin electric plug for a Fiat Doblo Cargo trailer, 7 pins : This is the classic plug that will be discovered on all Fiat Doblo Cargo hitches. This electrical connection will allow you to transmit all the lighting functions needed for the rear signalling of your trailer, you will discover 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 Fiat Doblo Cargo: This plug system is principally used for caravans that involve 12 volts inside to supply the different electrical gear 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 Fiat Doblo Cargo?

To end this article, we will fairly quickly explain you how to produce the connection of the wiring harness of your Fiat Doblo Cargo .

How to make the connection of the wiring harness of an old Fiat Doblo Cargo?

To install the wiring harness of an old Fiat Doblo Cargo, 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 motor vehicle electrician to do this intervention because it is difficult, but we will nevertheless summarize the main steps to be carried out:

  • Remove the trunk lining from your Fiat Doblo Cargo 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 Fiat Doblo Cargo?

For modern Fiat Doblo Cargos, the wiring harness is much simpler to connect:

  • You can use a multiplexable box, you will discover particular ones for your Fiat Doblo Cargo 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 Fiat Doblo Cargo so that you can route the cables from your box to the front of your Fiat Doblo Cargo 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 Fiat Doblo Cargo?

Finally, to end this article we will fairly quickly explain you how to produce the electrical connection of a caravan on your Fiat Doblo Cargo . To achieve this you will automatically 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.

If perhaps you have any further questions about the Fiat Doblo Cargo, do not hesitate to consult our Fiat Doblo Cargo category.