Cool Clarity Decoding Automotive AC Pressure with a Comprehensive Chart

What are the proper ac pressure readings be on a 2002 ford ... 14 years Automotive experience. 32,709 Satisfied Customers. 2007 Chrysler ... Automotive AC Repair and Discussion topics. Skip to content ... Looking at the ac pressure chart it seems like its proper pressure ... ... pressure and low pressure sides of a 2005 GX470 air conditioner? ... Ahhhh, ok, it's a function of the refrigerant, not the vehicle. Makes ... Pressures relate to ambient temperature. Did you get the pressure from the temp/pressure chart? My FSM normal range is 21-35 low side, 199 ... Measure the ambient temperature and compare the reading with the pressure-temperature chart of R134a below: In my case, the ambient temperature ... To measure the high side pressure in your system you need an AC gauge set. These gauge sets come with a gauge for the low-side and high-side pressures, as well ... So if I'm reading the manual correctly, the correct procedure to measure refrigerant pressure is to set AC to max cold, recirc, max fan, ... Before the vehicle is started, the static system pressure can be read. ... The PCM gets inputs from the HVAC switch, and from the AC pressure ... With the fan on high, it's ~64°. Some things I've read say high side pressure should be roughly double the low side, plus fifty, which would ... Before the vehicle is started, the static system pressure should be read. Pressure values should be very nearly equal on both LP and HP gauges. The actual ...