AC Pressure Sensor For A3 2012-2014 4H0959126A 4H0959126B A/C Switch

Real-time pressure monitoring: Continuously monitors the refrigerant pressure of the automotive air conditioning system and transmits the signal to the vehicle, providing a reference for the operation and control of the compressor and cooling fan. Improved cooling performance: Replacing faulty or malfunctioning sensors helps restore normal pressure monitoring and improves problems such as the air conditioning not cooling, intermittent cooling, or the compressor failing to start. Material: The air conditioner pressure switch is made of metal and plastic materials, meets OEM standards and has a long service life; Function: Accurately detect air conditioner pressure in real time, help maintain air conditioner performance, and prevent potential damage caused by abnormal pressure fluctuations; OEM part number: 4H0959126B, 4H0 959 126, 4H0 959 126 A Please check the part number of your product carefully;