A/C Port Pressure Simplified A Comprehensive Guide for Beginners

Both the low and high side ports are on the compressor itself rather than on the suction and pressure hoses as is more typical of modern cars. Normal AC Pressures Using R-134A · At a temperature of around 65°F (24°C), the low-side pressure typically ranges from 25 to 35 psi. At an ... So I found out my AC was BADLY leaking out of the high pressure port and the O-ring for the low pressure switch was in bad shape when I pulled ... I found one port, I assume is the low pressure port about 1 foot from the left end of the radiator. ... I switched to A/C and the air got warmer ( ... Typically, when the pressures are equal, and the compressor is engaged, then the compressor is bad. That said, those compressors don't usually fail internally ... The hard-to-access port down near the belt off a canister attached to the A/C compressor is the low pressure port. the low pressure port is the one near the dryer. the high pressure is the port near the compressor. Turned on wife's A/C in her 02 golf, and it blows out normal air - no cooling feeling at all. I was able to see that the clutch is at least spinning when... Low pressure lines are the fatter ones, high side are the smaller lines. Don't have your year so I've no exact info. ... low pressure port with the A/C on ... I'm supposing that the compressor has to be engaged or the gauge will show high pressure.