Refrigerant Pressure Switch Inspection

WARNING: This page is about a different car, the 2003 Mazda Protege5 and 2003 Mazda Protege. However, it is still accessible from the selected car via links, so may be relevant.

Install the manifold gauge set.
Disconnect the refrigerant pressure switch connector.
Verify the high-pressure side reading of the manifold gauge and continuity between the terminals of the refrigerant pressure switch.
- If not as specified, replace the refrigerant pressure switch.
Fig 1: Inspecting Refrigerant Pressure Switch Continuity
Courtesy of MAZDA MOTORS CORP.