Does anyone know the proper high side and low side pressures for r134a?

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  • clydesdale
    Mod Crazy
    • Aug 2006
    • 631

    #1

    Does anyone know the proper high side and low side pressures for r134a?

    The car is an 87 325is retrofitted to r134a. I would like to charge it and see if the system is restricted. I need to know the proper pressures. Thanks.
  • CorvallisBMW
    Long Schlong Longhammer
    • Feb 2005
    • 13039

    #2
    This is a rough guess, but around 40psi low and 140 high.

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