Automotive AC Pressure Chart Optimize Your System for Peak Performance

Low side is usually around 30 psi. High side is more variable with a range of 150 - 200. Do you have any experience working on ac systems? You can check your pressure readings against the infographic above/chart below to narrow down the problem and remedy for your AC Compressor. ... pressure drops and then you can compare readings to the R134a chart. ... An average automotive AC system can lose about 0.25 to 0.5 ounces ... If the pressure readings to the ambient temperatures are different to these, then the system is probably defective. Note: Pressure gauge readings (low and high) ... An A/C System that is working properly should have 150 PSI on the high side and 30 PSI on the low side. Look for a pressure chart and that will help. Bet it needs the extra ... When your vehicle's air conditioning (AC) system behaves ... I just did my first automotive AC repair, after the compressor in my ... r134a pressure chart. At the time, it was 82F in my garage, so ... These charts can help provide an understanding of how much pressure is in your vehicle's air conditioning system, which can be helpful during the diagnostic ... Also remember all these pressure charts ... The other day, I spoke with a guy who does auto AC work and he said something very interesting. Our R-134a and R-1234yf air conditioning system pressure charts are a helpful tool for interpreting pressure readings when recharging with A/C Pro®.