Refrigerant Pressure Sensor / Switch: Service and Repair

Air Conditioning (A/C) Refrigerant Pressure Sensor Replacement

Tools Required

J 39400-A Halogen Leak Detector

Removal Procedure

Important: No schrader valve appears under the pressure sensor.

1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.
2. Remove the air cleaner assembly.

* Air Cleaner Inlet Duct Replacement for the 2.8L engine
* Air Cleaner Assembly Replacement for the 3.6L engine
* Air Cleaner Assembly Replacement for the 6.0L engine





3. Disconnect the electrical connector (1) from the A/C refrigerant pressure sensor (2).
4. Remove the A/C refrigerant pressure sensor.

Installation Procedure




1. Lubricate the O-ring with refrigerant oil. Refer to O-Ring Replacement.

Notice: Refer to Fastener Notice.

2. Install the A/C refrigerant pressure sensor (2).

Tighten the sensor to 9.8 N.m (87 lb in).

3. Connect the electrical connector (1) to the A/C refrigerant pressure sensor.
4. Install the air cleaner assembly.

* Air Cleaner Inlet Duct Replacement for the 2.8L engine
* Air Cleaner Assembly Replacement for the 3.6L engine
* Air Cleaner Assembly Replacement for the 6.0L engine

5. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging.
6. Leak test the fittings of the component using J 39400-A.