Refrigerant Pressure Sensor / Switch: Service and Repair

A/C PRESSURE SENSOR

RH Front Of Engine:

The 3.1L (VIN T) has a pressure sensor mounted on the compressor / condenser hose assembly near the condenser connection. The sensor performs both low and high pressure cutout functions through and input to the ECM. No compressor mounted switches are used with the 3.1L (VIN T) engine. The sensor is mounted on a Schrader-Type fitting and can be replaced without discharging the A/C system.

REMOVE OR DISCONNECT
1. Negative battery cable.
2. Electrical connection at the sensor.
3. Pressure sensor and discard the O-ring seal.
^ The sensor is nounted on a Schrader-type valve, do not discharge the sytstem.

INSTALL OR CONNECT
1. New O-ring seal lubricated with clean 525 viscosity refrigerant oil.
2. Pressure sensor.

TIGHTEN
^ Pressure sensor to 5 Nm (44 lbs. in.).

3. Electrical connection at the sensor.
4. Negative battery cable.