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What kind of Freon does Lexus use?

Lexus vehicles typically use R-134a refrigerant, also known as Freon, in their air conditioning systems. R-134a is a common refrigerant used in many modern vehicles, including those produced by Lexus and other major automakers.


Freon and Lexus Air Conditioning Systems


Lexus, the luxury vehicle division of Toyota, designs its cars and SUVs with air conditioning systems that rely on R-134a refrigerant. This refrigerant has been widely used in the automotive industry since the 1990s, when it replaced the previously common R-12 refrigerant, also known as Freon.


R-134a is an efficient and environmentally friendly refrigerant that helps Lexus vehicles maintain a comfortable cabin temperature, even in hot weather. It is non-flammable and has a lower global warming potential compared to older refrigerants like R-12.


Maintaining Lexus Air Conditioning



  • Lexus recommends regular maintenance and servicing of the air conditioning system to ensure it continues to function properly and efficiently.

  • This includes periodically checking the refrigerant level and topping it up if necessary, as well as inspecting the system for any leaks or other issues.

  • Only authorized Lexus dealers or certified mechanics should perform air conditioning service and repairs to ensure the proper use of R-134a refrigerant and other necessary components.


By following Lexus' recommended maintenance guidelines, Lexus owners can help keep their vehicle's air conditioning system running smoothly and efficiently for years to come.

Does it matter what Freon I put in my car?


Please remember that using the wrong type of refrigerant for your system can create a hazard or cause serious damage so it is very important to get it right. Don't worry though, as AC Avalanche recharge hoses can only work on systems of their respective type, eliminating the risk of using the wrong type.



Why is my AC running but not blowing cold air in my car?


The most common causes of broken air conditioning are leaks or compressor issues. If your air is blowing cool but not cold, the problem could be a clogged filter, cooling fan problem, radiator trouble, or it could simply be that you need to recharge your AC.



Do Lexus have good AC?


Lexus uses the very best in air conditioning technology in all of their cars. Visit your local Al-Futtaim Lexus showroom to see the range of new andused Lexus cars that are available to buy today.



Why is my Lexus blowing cold air?


Common Causes of a Lexus Car Heater Blowing Cold Air
Cause: A low coolant level can lead to insufficient heat in the heater core. This can be due to a coolant leak or insufficient coolant maintenance.



What happens if you put the wrong Freon in your car?


You cannot mix refrigerant types, and putting the wrong refrigerant in your car will cause damage to the air conditioning system! If you're not sure which kind of refrigerant your vehicle takes, DIY A/C charging may not be for you.



What vehicles use R134a refrigerant?


In most cars that are on the road today, R134a refrigerant makes the A/C system blow cold on hot days. Selected for its low flammability and safety, as well as because it's kinder to the environment, almost every car built since 1994 is equipped with R134 refrigerant.



What kind of refrigerant does Lexus AC use?


Lexus refrigerant filling quantities R134a and 1234yf

ModelYear of manufactureFreon type
Lexus LS 600h11.2009 -R134a
Lexus LS400 with rear air conditioning1993 - 09.2000R134a
Lexus LS430 with rear air conditioning2001 - 2007R134a
Lexus CT 200h2010 -R134a



How do I know what Freon my car AC uses?


Finding out which refrigerant your vehicle uses is easy with the help of A/C Pro®. The first place to look for this information is under the hood. Pop the hood and look for a label, which is usually white or bright yellow. On this it will either say “R-134a” or “R-1234yf,” and it may even say what the capacity is.



Can I use 1234yf instead of 134a?


While R-1234yf could be the perfect replacement for R-134a, there is one major challenge with this new technology. The R-1234yf is much more reactive than R-134a. On the positive side, this higher reactivity is why R-1234yf is so much more friendly to the environment.



Why is my Lexus RX350 AC not blowing cold air?


AC Not Blowing Cold Air: This could be due to insufficient refrigerant levels or a malfunctioning compressor. Unusual Noises When AC is On: If you're hearing strange noises from the AC, the AC belts might be worn out or the compressor could be failing.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.