Grand Cherokee 2WD V8-4.7L VIN J (2004)
Refrigerant Pressure Sensor / Switch: Service and Repair
A/C PRESSURE TRANSDUCER
REMOVAL
WARNING: TRANSDUCER CAN BE REMOVED WITHOUT RECOVERING THE SYSTEM, BUT SOME LOSS OF REFRIGERANT
CAN BE EXPECTED.
1. Disconnect and isolate the battery negative cable.
2. Disconnect the headlamp and dash wire harness connector for the A/C pressure transducer from the transducer connector receptacle.
3. Using an open end wrench, unscrew the A/C pressure transducer from the fitting on the discharge line.
4. Remove the seal from the A/C pressure transducer fitting and discard.
INSTALLATION
1. Lubricate a new O-ring seal with clean refrigerant oil and install it on the A/C pressure transducer fitting.
2. Using an open end wrench, install and tighten the A/C pressure transducer onto the fitting on the discharge line.
3. Reconnect the headlamp and dash wire harness connector for the A/C pressure transducer to the transducer connector receptacle.
4. Reconnect the battery negative cable.
