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
1. Disconnect the refrigerant pressure sensor electrical connector.







2. Remove the pressure sensor (1) from the evaporator tube - front.
3. Remove and discard the O-ring.







INSTALLATION PROCEDURE
1. Install a new O-ring.
2. Install the pressure sensor (1) to the evaporator tube - front.

NOTE: Refer to Fastener Notice in Service Precautions.

Tighten
Tighten the sensor to 4.75 N.m (42 lb in).

3. Connect the pressure sensor electrical connector.







4. Leak test the fittings of the component using J 39400-A.