Expedition 2WD V8-5.4L SOHC VIN L (1997)
Refrigerant Pressure Sensor / Switch: Description and Operation
A/C Pressure Cutoff Switch
Typical Air Conditioning Pressure Sensor
An A/C pressure cut off switch is used on all vehicles to interrupt operation of the A/C compressor in the event of high system discharge pressures. The
switch is located in the discharge line between the A/C compressor and the A/C condenser core.