Whether you want to cool down in the summer, or help you clear the fog from your windshield in the winter, air conditioning in cars is now an almost necessary feature nowadays. But what if the air conditioning in an Renault Koleos isn’t cold anymore? This is exactly the question we will try to answer in this article. First, we’ll look at the various problems that can prevent the air conditioning in your Renault Koleos from cooling down, and at last, we’ll look at the solutions available to you to handle this problem.

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WHY IS THE AIR CONDITIONING IN MY Renault Koleos NO LONGER COLD?

We will start our guidebook with the symptoms that can justify that the air conditioning of your Renault Koleos is no longer cooling.

BAD AIR CONDITIONING SMELL in my Renault Koleos air con

One of the fairly basic signs that can alert you to the fact that your air conditioning is not working is if you have a musty or damp smell inside your car, and yes, a bad smell can be a warning of a faulty air conditioning system, it can be perpetual or only present when you turn on your air conditioning. To locate a solution to this malfunction, we advise you to browse our guidebook dedicated to bad air conditioning odors on Renault Koleos.

AIR CONDITIONING NOISE ON Renault Koleos

One of the other signs that can alert you to a malfunctioning air conditioner is that you feel a strange noise is coming on when you turn on your air conditioner (feel free to approach the vents to verify for any dubious noise). This noise could show a faulty air conditioning clutch or a faulty customer compressor.

LOSS OF PRESSURE IN THE AIR CONDITIONING CIRCUIT

Actually quite hard to notice without elaborate mechanical skills, a loss of pressure in your car’s air conditioning system can result in your air conditioning no longer generating cold. There are several possible motives to do this loss of pressure, and these are listed down below:

  • Leakage of refrigerant fumes
  • nonfunctioning air conditioning compressor

AIR CONDITIONING SYSTEM THAT DOESN’T WORK AT ALL on my Renault Koleos

At last, it’s possible that the air conditioning in your Renault Koleos is no longer cold just because your air conditioning system is no longer working. Here are the different origins of an air conditioning system that no longer functions:

  • Compressor pulley HS: The compressor will be out of power and the circuit will be stopped.
  • Overpressure problem: This will trigger the device to trip.
  • Defective sensor: As with overpressure, the air-conditioning system will switch to safe mode.

HOW DO I CORRECT THE AIR CONDITIONING ON MY Renault Koleos THAT IS NO LONGER COOLING?

Now that we have been able to see the main causes of a Renault Koleos air conditioning system that no longer cools down, we are going to show you the different solutions available to you . To begin with, you should know that an air conditioning system is elaborate, and that wanting to carry out repairs yourself is not constantly the best idea, supposing that you are sure of the source of the breakdown. Nevertheless, here are the main possible repairs and an estimate of their cost.

First step, before carrying out any major repair, clean the air conditioning of your Renault Koleos, don’t think twice to look at our dedicated content on this subject.
If this is not enough, bleed and refill the coolant, which should cost you around 100aine euros.
Replacing the air conditioning clutch: you will need to spend around 150 euros for auto parts and around 100 euros more for labour.
Searching for and repairing an air conditioning leak: depending on the position of the leak it will cost you more or less, count on average 150/200 euros, including the air conditioning refill.
Replacement of an air conditioning condenser: you will need to count about 200 euros.
Replacing the air conditioning gas compressor on Renault Koleos costs about 500 euros with labor.

If you wish more guides on the Renault Koleos, go to our Renault Koleos category.