Mazda 6 Service Manual: No.23 a/c does not work sufficiently

No.22 vibration concerns (engine)

No.24 a/c is always on or a/c compressor runs continuously

Other materials:

Mazda 6 Service Manual: Front Passenger Occupant Classification Sensor
Your vehicle is equipped with a front passenger occupant classification sensor as a part of the supplemental restraint system. This sensor is equipped in the front passenger's seat cushion. This sensor measures the electrostatic capacity of the front passenger's seat. The SAS unit is designed ...

Mazda 6 Service Manual: Refrigerant pressure switch removal/installation
1. Remove the battery. 2. Discharge the refrigerant from the system. (See RECOVERY.) (See CHARGING.) 3. Loosen the refrigerant pressure switch using two spanners. 4. Remove in the order indicated in the table. 5. Install in the reverse order of removal. Refrigerant Pressure Switch Installat ...