A/C System Diagnosis Unraveling the Mysteries of Pressure Ports

Learn the 4 main conditions that will cause your vehicle's A/C pressure to have low side pressure that is high and high side pressure that ... 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 ... The compressor creates high pressure by compressing the low pressure vapor from the evaporator so that the high pressure vapor can release heat at the condenser ... Added the second can watching the pressure on the low side drop from can pressure down to 5 or 6 lbs of system pressure as the second can ... You need to evacuate the system vacuum it and then recharge it . if the system has zero/low pressure and the can has high/higher pressure then ... WITH the compressor clutch engaged, you should be reading approximately 215psi high side and 35-45psi low side. Jul 6, 2003. #4 · P ... The high and low side pressure equalize when the A/C system is shut of and sat or when the compressor isnt working period. My best guess would be the Valve ... 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 ... Low pressure access is near firewall, around the center of vehicle. You have to remove carbon fiber brace, aluminum brace and some plastic ... The low pressure side of the A/C is the larger diameter line with the port down beside the lower rad hose above the compressor. The high ...