what type of freon does a 1990 4runner use?
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1990 Toyota 4Runner Question: what type of freon?
Answer #1Bret Bodas from RepairPal Test Shop, June 20, 2010, 10:52Master
R12 Refrigerant if it hasn't been converted to R134a. You should consider a conversion for this.
Answer #2Visitor, December 10, 2010, 07:05
the a/con system needs to be tested and retrofitted to R134a for optimum performance