Hold the A/C pressure sensor block with a wrench to prevent damaging the discharge hose, then remove the A/C pressure sensor.
5.
All Removed Parts - Install
1.
Install the parts in the reverse order of removal, and note these items:
A new O-ring should be used at each fitting. Prior to installation, apply a thin coat of the same refrigerant oil used in the A/C compressor. Be sure to use the correct O-ring for refrigerant types to avoid leakage.