If you want to cool down in the summer, or help you clear the fog from your windshield in the winter, air conditioning in vehicles has become an almost mandatory feature nowadays. But what if the air conditioning in an Renault Laguna isn’t cold anymore? This is precisely the question we will try to answer on this page. First, we’ll look at the various problems that can prevent the air conditioning in your Renault Laguna from cooling down, and at last, we’ll check out the solutions available to you to deal with this issue.

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

We will begin our guide with the signs of illness that can explain that the air conditioning of your Renault Laguna is no longer cooling.

BAD AIR CONDITIONING SMELL in my Renault Laguna air con

One of the fairly common indicators that can notify you to the fact that your air conditioning is not functioning is if you have a musty or damp smell inside your motor vehicle, 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 suggest you to read our guide dedicated to bad air conditioning odors on Renault Laguna.

AIR CONDITIONING NOISE ON Renault Laguna

One of the other indications that can inform you to a not working 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 check for any dubious noise). This noise could signify a faulty air conditioning clutch or a faulty customer compressor.

LOSS OF PRESSURE IN THE AIR CONDITIONING CIRCUIT

Actually quite hard to spot without elaborate mechanical knowledge, a loss of pressure in your car’s air conditioning system can end result in your air conditioning no longer making cold. There are some possible motives for this loss of pressure, and these are listed down below:

  • Leakage of refrigerant gases
  • Non-functioning air conditioning compressor

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

Finally, it’s possible that the air conditioning in your Renault Laguna is no longer cold just because your air conditioning system is no longer functioning. Here are the different roots of an air conditioning system that no longer works:

  • 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.
  • Faulty sensor: As with overpressure, the air-conditioning system will switch to safe mode.

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

Now that we have been capable to discover the most important motives of a Renault Laguna air conditioning system that no longer cools down, we are going to show you the various solutions available to you . To begin with, you should know that an air conditioning system is complicated, and that wanting to carry out repairs yourself is not always the best idea, assuming that you are sure of the origin of the breakdown. Nevertheless, here are the most important possible repairs and an estimate of their cost.

First step, before performing any major fix, clean the air conditioning of your Renault Laguna, don’t hesitate to check out our dedicated article on this subject.
If this is not enough, bleed and refill the coolant, which should cost you around 100aine euros.
Changing 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.
Changing the air conditioning gas compressor on Renault Laguna costs about 500 euros with labor.

To find more tips on the Renault Laguna, take a look at the Renault Laguna category.