Navajo 2WD V6-4.0L OHV (1992)
Refrigerant Pressure Sensor / Switch: Testing and Inspection
1.
With ignition off, install manifold gauge set.
2.
High pressure reading should be above 33 psi (65 psi on 323). If not, inspect refrigerant system. If correct, go to next step.
3.
Disconnect pressure switch connector and check continuity. Continuity should exist between terminals A and B. If not, replace switch.