Operation CHARM: Car repair manuals for everyone.
Home >> Chevrolet >> 2001 >> Malibu V6-3.1L VIN J >> Repair and Diagnosis >> Heating and Air Conditioning >> Refrigerant Pressure Sensor / Switch >> Service and Repair
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Refrigerant Pressure Sensor / Switch: Service and Repair

A/C REFRIGERANT PRESSURE SENSOR REPLACEMENT

TOOLS REQUIRED
^ J 34611-A Valve Core Remove and Installer
^ J 39400-A Halogen Leak Detector

REMOVAL PROCEDURE




1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.
2. Disconnect the refrigerant pressure sensor electrical connector.




3. Remove the refrigerant pressure sensor from the fitting.




4. Remove and discard the O-ring.

INSTALLATION PROCEDURE




1. Install a NEW O-ring seal in the refrigerant pressure sensor.




2. Coat the O-ring seal with 525 viscosity refrigerant oil.

NOTE: Refer to Fastener Notice in Service Precautions.

3. Install the refrigerant pressure sensor to the fitting.

Tighten
Tighten the refrigerant pressure sensor to 5 N.m (44 lb in).




4. Connect the refrigerant pressure sensor electrical connector.
5. Recharge the A/C system. Refer to Refrigerant Recovery and Recharging.
6. Leak test the fittings of the component using the J 39400-A.
pro multis · About Operation CHARM