Prelude L4-2.3L DOHC (1992)
Refrigerant Pressure Sensor / Switch: Description and Operation
A/C Pressure Switch
The A/C pressure switch is located in the condenser outlet line where refrigerant is in a high temperature/high pressure liquid state. The switch will sense
abnormally high or low pressure, and open the circuit This removes ground, and the compressor will stop running.
