Air conditioning is one of the main appreciated specs on modern cars. Despite the fact it was previously restricted to high-end models, it has now been democratized for the great majority of vehicles. Nevertheless, this costly and elaborate equipment necessitates special attention, and whether it’s for maintenance or because of odours, it is absolutely crucial to think about cleaning the air conditioning of your Renault Laguna 3. This is precisely what we will describe in more detail in this document. First we will take a look in detail at the process to clean the air conditioning of your Renault Laguna 3, then in a second part, we will look more generally at the maintenance of the air conditioning of your Renault Laguna 3.

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How to clean my Renault Laguna 3 air conditioning

Let’s start our document with the cleaning of the air conditioning circuit of your Renault Laguna 3. The only way to execute a total cleaning of this circuit will be to use bactericidal and fungicidal products, actually, your air conditioning creates a lot of moisture that will stagnate in the circuit and will activate the expansion of germs and bacteria of all sorts. You will find these products on the internet or in car centres. There are two methods to get this done, here they are

Clean the air conditioning system of your Renault Laguna 3 in the simple way

Once you have a disinfectant spray, you can very easily clean your car’s air-conditioning system.
The methodology is quite simple, nevertheless, this technique can dirty the inside of your Renault Laguna 3.

  • Remove the cabin filter.
  • Install the disinfectant spray on the floor of your car (ideally on the passenger side).
  • Turn on your car’s ventilation and air conditioning (with the engine running) with air recycling
  • With the windows closed, push the button on the bomb to empty it little by little and close the car doors and leave it on for about ten minutes.
  • Once this time has passed, open the doors of your Renault Laguna 3, ventilation still on and let the passenger compartment air out for about 20 minutes.

This approach will allow you to rather quickly clean the air-conditioning system of your Renault Laguna 3, but if you have bad air-conditioning odours on your Renault Laguna 3 that are persistent, we recommend you to utilise the second process.

Clean deeply the air-conditioning system of your Renault Laguna 3

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Now let’s go forward to the more radical process of performing a cleaning of your ventilation system in depth. You will have to be equipped with the same bactericidal and fungicidal product, it is only the application that will be different. Here is the procedure to follow:

  • Remove your cabin filter.
  • By the external air intake of your Renault Laguna 3 (between the bonnet and the windscreen), with the engine on and the ventilation on, spray several times for 5 seconds and leave all windows and doors closed for A few minutes.
  • Once this first step is achieved you will be able to tackle the inside part of your air conditioning system, doing the same but not the inside air intake which is usually found under the glove box.
  • Finally, to finish, you can spray a few sprays into the vents of your Renault Laguna 3.
  • All you have to do is air out your car while the product dissipates before you can use it again.

Maintenance of the air-conditioning of its Renault Laguna 3

Finally, to end our document, we will give you the main recommendations to respect, if you want to maximize the life of your air conditioning system on Renault Laguna 3 and limit unforeseen expenses.

  • Have your air conditioning serviced every year
  • Swap your cabin filter every two years.
  • Have your FREON gas recharged every two years.
  • lean the air-conditioning system on your Renault Laguna 3 every year.
  • If you need more guides on the Renault Laguna 3, go to our Renault Laguna 3 category.