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What Freon does a Lexus take?

Lexus vehicles typically use R-134a refrigerant, also known as Freon, in their air conditioning systems. This is the standard refrigerant used in most modern vehicles, including Lexus models.


Freon and Lexus Air Conditioning Systems


The air conditioning system in a Lexus vehicle is designed to use R-134a refrigerant, which is a hydrofluorocarbon (HFC) compound. R-134a has been the predominant refrigerant used in automotive air conditioning since the 1990s, when it replaced the previously used R-12 refrigerant, also known as Freon.


R-134a is an efficient and environmentally-friendly refrigerant that does not deplete the ozone layer, unlike the older R-12 refrigerant. Lexus, like most other automakers, transitioned to using R-134a in their vehicles to comply with environmental regulations and reduce the impact on the atmosphere.


Maintaining Lexus Air Conditioning



  • Lexus recommends having the air conditioning system serviced by an authorized Lexus dealer or a certified automotive air conditioning technician.

  • During service, the technician will check the refrigerant level and top it up if necessary, using the specified R-134a refrigerant.

  • They will also inspect the system for any leaks or other issues that may require repair.

  • It's important to maintain the air conditioning system in a Lexus to ensure it continues to function properly and efficiently.


By following the manufacturer's recommendations for air conditioning maintenance, Lexus owners can help ensure their vehicle's climate control system continues to provide comfortable cooling throughout the year.

How do I know if my car is R-12 or R-134a?


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.



What cars use 134a 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.



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.



What kind of refrigerant does a Lexus ES 350 take?


Since the Freon phaseout, car ACs have used a safer refrigerant called R-134a.



Is HFA 134a the same as R-134a?


1,1,1,2-Tetrafluoroethane (also known as norflurane (INN), R-134a, Klea 134a, Freon 134a, Forane 134a, Genetron 134a, Green Gas, Florasol 134a, Suva 134a, HFA-134a, or HFC-134a) is a hydrofluorocarbon (HFC) and haloalkane refrigerant with thermodynamic properties similar to R-12 (dichlorodifluoromethane) but with ...



Is R-134a the same as 134a?


R134a, also known as HFC-134a, has been the industry standard for automotive air conditioning since the 1990s. It's a hydrofluorocarbon (HFC). A type of synthetic refrigerant that does not contain chlorine. This makes it less harmful to the ozone layer compared to predecessors like R-12.



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



Why is my Lexus ES 350 AC not cooling?


The most common reasons a Lexus ES350 ac isn't working are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.



How do I know if my car is R-12 or R134a?


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.



What year did cars switch to R-134a?


In fact, some automakers had already started using R-134a in their vehicles as early as 1992, two years before the U.S. ban on R-12 in new vehicles. So to answer your question, the conversion from R-12 to R-134a began in the late 1980s, and many automakers had already made the switch to R-134a by the early 1990s.


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.