Whether 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 necessary feature nowadays. But what if the air conditioning in an Infiniti QX70 isn’t cold anymore? This is exactly 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 Infiniti QX70 from cooling down, and finally, we’ll look at the solutions available to you to deal with this problem.

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WHY IS THE AIR CONDITIONING IN MY Infiniti QX70 NO LONGER COLD?

We will start our guidebook with the symptoms that can justified that the air conditioning of your Infiniti QX70 is no longer cooling.

BAD AIR CONDITIONING SMELL in my Infiniti QX70 air con

One of the fairly common clues that can notify 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 lasting or only present when you turn on your air conditioning. To locate a remedy to this malfunction, we recommend you to browse our guidebook dedicated to bad air conditioning odors on Infiniti QX70.

AIR CONDITIONING NOISE ON Infiniti QX70

One of the other symptoms 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 check for any suspect noise). This noise could reveal a faulty air conditioning clutch or a faulty customer compressor.

LOSS OF PRESSURE IN THE AIR CONDITIONING CIRCUIT

Quite tricky to identify without complex mechanical skills, a loss of pressure in your car’s air conditioning system can end result in your air conditioning no longer making cold. There are several possible motives for this loss of pressure, and these are listed below:

  • Leakage of refrigerant gases
  • nonfunctioning air conditioning compressor

AIR CONDITIONING SYSTEM THAT DOESN’T WORK AT ALL on my Infiniti QX70

At last, it’s possible that the air conditioning in your Infiniti QX70 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 functions:

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

HOW DO I FIX THE AIR CONDITIONING ON MY Infiniti QX70 THAT IS NO LONGER COOLING?

Now that we have been capable to observe the most important triggers of a Infiniti QX70 air conditioning system that no longer cools down, we are going to present you the various solutions available to you . To begin with, you should know that an air conditioning system is complex, and that wanting to perform repairs yourself is not constantly the best idea, assuming that you are sure of the origin of the breakdown. Even so, here are the most important possible repairs and an estimate of their cost.

First step, before carrying out any major fix, clean the air conditioning of your Infiniti QX70, 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: based 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 Infiniti QX70 costs about 500 euros with labor.

If you have any additional questions about the Infiniti QX70, do not hesitate to consult our Infiniti QX70 category.