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Air conditioning

Discussion in 'Gen 3 Prius Care, Maintenance & Troubleshooting' started by taxidriver50005, May 26, 2020.

  1. taxidriver50005

    taxidriver50005 Active Member

    Joined:
    Jan 3, 2017
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    Location:
    GB
    Vehicle:
    2012 Prius
    Model:
    Excel
    Air con not as cool as it should be, it's still working but does anybody know what pressure I should get when checking on gauges before I take to dealers for recharge service.

    Posted via the PriusChat mobile app.
     
    #1 taxidriver50005, May 26, 2020
  2. tankyuong

    tankyuong Senior Member

    Joined:
    Nov 9, 2012
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    Location:
    Central MO
    Vehicle:
    2012 Prius c
    Model:
    II
    Get a Freon can from Walmart with a built in gauge and see
     
    #2 tankyuong, May 26, 2020
  3. 2012 Prius v wagon 3

    2012 Prius v wagon 3 Active Member

    Joined:
    Sep 12, 2019
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    Location:
    Redwood City, California
    Vehicle:
    2012 Prius v wagon
    Model:
    Three
    From the service manual:

    3. CHECK REFRIGERANT PRESSURE
    (a) Install the manifold gauge set .
    (b) Read the manifold gauge pressure when the following conditions are
    established.
    (1) Prepare the vehicle according to the chart below.
    Item: Condition
    Vehicle Doors: All fully open
    Temperature Setting: MAX COLD
    Blower Speed: HI
    A/C switch: ON
    R/F Switch: RECIRCULATION (30 to 35°C (86 to 95°F))

    Standard Pressure:
    Low pressure side
    0.15 to 0.25 MPa (1.5 to 2.5 kgf/cm2, 21.3 to 35.6 psi)
    High pressure side
    1.37 to 1.57 MPa (14 to 16 kgf/cm2, 199 to 228 psi)
     
    #3 2012 Prius v wagon 3, May 26, 2020
  4. taxidriver50005

    taxidriver50005 Active Member

    Joined:
    Jan 3, 2017
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    Location:
    GB
    Vehicle:
    2012 Prius
    Model:
    Excel
    Very helpfully cheers

    Posted via the PriusChat mobile app.
     
    #4 taxidriver50005, May 26, 2020
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