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 (Refrigerant Recovery and Recharging) .
2. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement (Service and Repair) or to Air Cleaner Assembly Replacement (Service and Repair) .




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 (Service and Repair) .
Notice: Refer to Fastener Notice (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. Refer to Air Cleaner Assembly Replacement (Service and Repair) or to Air Cleaner Assembly Replacement (Service and Repair) .
5. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging (Refrigerant Recovery and Recharging) .
6. Leak test the fittings of the component using J 39400-A .