Structural View

Fig 1: HVAC Control System Components Location (Full-Auto Air Conditioner)

Courtesy of MAZDA MOTORS CORP.

HVAC CONTROL SYSTEM COMPONENT OPERATIONS

Component No.	Refer to
1	Passenger compartment temperature sensor (See PASSENGER COMPARTMENT TEMPERATURE SENSOR REMOVAL/INSTALLATION (AUTO A/C) .) (See PASSENGER COMPARTMENT TEMPERATURE SENSOR INSPECTION (AUTO A/C) .)
2	Driver-side air mix actuator (See AIR MIX ACTUATOR REMOVAL (AUTO A/C) .) (See AIR MIX ACTUATOR INSTALLATION (AUTO A/C) .) (See AIR MIX ACTUATOR INSPECTION (AUTO A/C) .)
3	Evaporator temperature sensor (See EVAPORATOR TEMPERATURE SENSOR REMOVAL/INSTALLATION (AUTO A/C) .) (See EVAPORATOR TEMPERATURE SENSOR INSPECTION (AUTO A/C) .)
4	Passenger-side air mix actuator (See AIR MIX ACTUATOR REMOVAL (AUTO A/C) .) (See AIR MIX ACTUATOR INSTALLATION (AUTO A/C) .) (See AIR MIX ACTUATOR INSPECTION (AUTO A/C) .)
5	Airflow mode actuator (See AIRFLOW MODE ACTUATOR REMOVAL (AUTO A/C) .) (See AIRFLOW MODE ACTUATOR INSTALLATION (AUTO A/C) .) (See AIRFLOW MODE ACTUATOR INSPECTION (AUTO A/C) .)
6	Air intake actuator (See AIR INTAKE ACTUATOR REMOVAL/INSTALLATION (AUTO A/C) .) (See AIR INTAKE ACTUATOR INSPECTION (AUTO A/C) .)
7	Dash-electrical supply unit (See DASH-ELECTRICAL SUPPLY UNIT REMOVAL/INSTALLATION (AUTO A/C) .) (See DASH-ELECTRICAL SUPPLY UNIT INSPECTION (AUTO A/C) .)
8	Rear vent actuator (See REAR VENT ACTUATOR REMOVAL/INSTALLATION (AUTO A/C) .) (See REAR VENT ACTUATOR INSPECTION (AUTO A/C) .)
9	Climate control unit (See CLIMATE CONTROL UNIT REMOVAL/INSTALLATION (AUTO A/C) .) (See CLIMATE CONTROL UNIT INSPECTION (AUTO A/C) .)
10	Refrigerant pressure sensor No. 2 (See REFRIGERANT PRESSURE SENSOR NO. 2 REMOVAL/INSTALLATION (AUTO A/C) .) (See REFRIGERANT PRESSURE SENSOR NO. 2 INSPECTION (AUTO A/C) .)
11	Refrigerant pressure sensor No. 1 (See REFRIGERANT PRESSURE SENSOR NO. 1 REMOVAL/INSTALLATION (AUTO A/C) .) (See REFRIGERANT PRESSURE SENSOR NO. 1 INSPECTION (AUTO A/C) .)
12	Solar radiation sensor/humidity sensor (See SOLAR RADIATION SENSOR REMOVAL/INSTALLATION (AUTO A/C) .) (See SOLAR RADIATION SENSOR INSPECTION (AUTO A/C) .) (See HUMIDITY SENSOR REMOVAL/INSTALLATION (AUTO A/C) .)
13	Ambient temperature sensor (See AMBIENT TEMPERATURE SENSOR REMOVAL/INSTALLATION (AUTO A/C) .) (See AMBIENT TEMPERATURE SENSOR INSPECTION (AUTO A/C) .)