MDX V6-3471cc 3.5L (2002)
Refrigerant Pressure Sensor / Switch: Description and Operation
How the Circuit Works
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 from the PCM, and turns off the compressor.
