Trooper LTD 4WD V6-3.5L (2002)
Refrigerant Pressure Sensor / Switch: Testing and Inspection
Pressure Switch
1. Disconnect pressure switch connector and check for continuity between pressure switch side connector terminals (1) and (2).
2. Reconnect the connector to active the A/C switch, and check to see if there is continuity between the chassis side connector terminal (3) and (4)
and the fan operates.
