1. Remove the rear bumper. (See REAR BUMPER REMOVAL/INSTALLATION.)
2. Remove the left side trunk side trim.
3. Remove the screw.
4. Squeeze the clips with your fingers and remove the extractor chamber from the vehicle side.
5. Install in the reverse order of removal.
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 ...
Mazda 6 Service Manual: Instrument cluster removal/installation
Caution
When replacing the instrument cluster, the configuration procedure must be
performed before removing the instrument cluster. If the configuration procedure
is not performed before removing the instrument cluster, it is possible that the
instrument cluster will not operate normally. ...