Roadmaster Estate Wagon V8-350 5.7L VIN P SFI (1996)
A/C Signal: Description and Operation
A/C Refrigerant Pressure Sensor
This signal is used by the PCM to enable the cooling fans when head pressure reaches a predetermined amount. If a fault is present in the A/C
refrigerant pressure sensor circuit, DTC P0530 or P0531 will set. When the PCM sets a DTC, the A/C compressor clutch will be disabled.