The majority of automobiles manufactured prior to 1994 use Freon in their A/C systems. Since that time, several non-CFC refrigerants such as hydrofluorocarbons (HFCs) have been developed; and many more are in the development process. Since 1995, the most common substitute for CFCs in automobile A/C systems is HFC- 134a (or R-134a).
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Please give us the exact year of your Camry to determine which one you have.
What's the exact year of your Camry?
The majority of automobiles manufactured prior to 1994 use Freon in their A/C systems. Since that time, several non-CFC refrigerants such as hydrofluorocarbons (HFCs) have been developed; and many more are in the development process. Since 1995, the most common substitute for CFCs in automobile A/C systems is HFC- 134a (or R-134a).
http://www.p2pays.org/ref/02/01044.pdf