Mazda 6 Training Manual page 338

FULL-AUTO AIR CONDITIONER CONTROL SYSTEM
Block Diagram
• The control system consists of input components (sensors), output components (actuators, magnetic clutch,
power MOS FET, and other parts), and a control device (climate control unit).
.
1 Ambient temperature sensor
2 Cabin temperature sensor
3 Water temperature sensor
4 Evaporator temperature sensor
5 Solar radiation sensor
6 Climate control unit
7 Airflow temperature control
8 Airflow volume control
9 Airflow mode control
10 Air intake control
11 A/C compressor control
12 Air mi actuator
CONTROL SYSTEM
13 Power MOS FET
14 Blower motor
15 Airflow mode actuator
16 Air intake actuator
17 Refrigerant pressure switch (HI and LO pressure)
18 Refrigerant pressure switch (middle pressure) (L3
engine only)
19 A/C cut control
20 Idle speed control
21 A/C relay
22 Thermal protector
23 Magnetic clutch
24 IAC valve
A6E854001044T01
U
A6E8540T050
U–19