A/C Refrigerant Low Pressure Switch -F73-
WARNING: This page is about a different car, the 2021 Audi S4 and 2021 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Switch pressures, removing and installing switches as well as switch arrangement and version. Refer to vehicle specific refrigerant circuit. Refer to Refrigerant Circuit .
Function:
Switches off A/C compressor when there is excessive pressure in the refrigerant circuit (approximately 2 bar (29 psi)).