how can i tell if the ac has been redone for 134a and if it's still using r12 is there a link with video's on how to check for this and procedures for changing it over process..

10

Asked by 1justasking Jul 04, 2014 at 07:49 PM about the 1992 Toyota Cressida STD

Question type: Maintenance & Repair

2 Answers

6,835

R134 low side is larger for 134 then. R12 Take a can with hose 134 see if it fits a if not r12

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