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 required feature lately. But what if the air conditioning in an Toyota Sienna isn’t cold anymore? This is precisely the question we will try to answer in this post. First, we’ll look at the various complications that can prevent the air conditioning in your Toyota Sienna from cooling down, and at last, we’ll check out the solutions available to you to handle this problem.

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WHY IS THE AIR CONDITIONING IN MY Toyota Sienna NO LONGER COLD?

We will start our guidebook with the signs of illness that can justify that the air conditioning of your Toyota Sienna is no longer cooling.

BAD AIR CONDITIONING SMELL in my Toyota Sienna air con

One of the fairly general indicators 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 perpetual or just present when you turn on your air conditioning. To find a remedy to this failure, we advise you to go through our guidebook dedicated to bad air conditioning odors on Toyota Sienna.

AIR CONDITIONING NOISE ON Toyota Sienna

One of the other indicators that can warn you to a malfunctioning air conditioner is that you experience a strange noise is coming on when you turn on your air conditioner (feel free to approach the vents to verify 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 difficult to spot 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 some possible causes for this loss of pressure, and these are listed down below:

  • Leakage of refrigerant gases
  • nonfunctioning air conditioning compressor

AIR CONDITIONING SYSTEM THAT DOESN’T WORK AT ALL on my Toyota Sienna

Finally, it’s possible that the air conditioning in your Toyota Sienna 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 cause the device to trip.
  • Defective sensor: As with overpressure, the air-conditioning system will switch to safe mode.

HOW DO I RESOLVE THE AIR CONDITIONING ON MY Toyota Sienna THAT IS NO LONGER COOLING?

Now that we have been able to see the most important triggers of a Toyota Sienna 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 complex, and that wanting to perform repairs yourself is not always the best idea, presuming 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 executing any major repair, clean the air conditioning of your Toyota Sienna, don’t think twice to check out our focused upon article on this subject matter.
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 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, counting 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 Toyota Sienna costs about 500 euros with labor.

If you have any further questions about the Toyota Sienna, do not hesitate to consult our Toyota Sienna category.