AC Pressure Sensor For S3 2012 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: Made of metal and plastic materials, it can maintain practicality, stability and long-term performance even under extreme conditions; Function: This air conditioning control sensor helps optimize energy consumption and can accurately control the air conditioning module; OEM Part Number: 4H0959126A 4H0959126B Please check the part number of your item carefully;