Empowering Homeowners A/C High vs Low Pressure Port Basics

The high-side charge port is a quick-connect fitting that provides access to the high-pressure side of the A/C system. My A/C is not cooling well so bought one of those do-it-yourself Freon kits and have it attached to the low pressure port. When the A/C is ... The high side of the system is the smaller of the two. And on a 134a system the low side port is the bigger of the two. Hope this helps. A. The 2006 A/C pressure switch is located in the high side refrigerant line, between the condensor and the expansion valve at the evaporator (in ... Hi the low pressure port is located on the accumulator, just above the low pressure switch. see attached picture. graphic. Item, Part Number, Description. 1 ... I have a 2014 Dodge Charger SXT with the 3.6L engine and 8 speed tranny. It's about 5 months old to me and now that summer heat is here ... For most vehicles, the low pressure side fill port is located on the left side of the engine bay. It will often be a small section of metal pipe that has two ... 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 ... Also when the compressor is running, the low pressure or suction side is the hose that is cold or has condensation on it. As Robroy mentioned, ... The low side port sits right in front of the passenger's side strut tower. It's easily accessible, unlike the high pressure port which is tucked in closer to ...