S10/T10 P/U 2WD L4-2.2L VIN 4 (1995)
Refrigerant Pressure Sensor / Switch: Description and Operation
Compressor Low Side Cut-Off Switch
Compressor protection is provided by a low pressure cutout switch that opens in the event of a low-charge condition. This switch, located in the rear
head of the V-5 compressor, keeps the compressor from running during cold weather.