Target Temperature Outline [Full-Auto Air Conditioner]; Features; Target Temperature Block Diagram [Full-Auto Air Conditioner] - Mazda RX-8 2009 Service Highlights

CONTROL SYSTEM [FULL-AUTO AIR CONDITIONER]
Airflow mode control, air intake control, A/C compressor control
Operation switch
UP
Fan switch
DOWN
Airflow mode selector
switch
Defroster switch
A/C switch
REC/FRESH switch
18 (left end)
Temperatu
re control 19—31
dial
32 (right end)
*1
: Warm-up correction prioritized
*2
: If operated during defroster mode, returns to condition prior to defroster selection. However, if the REC/
FRESH switch is operated during defroster mode, there is no change.
*3
: If operated during defroster mode, returns to condition prior to defroster selection. However, if the A/C switch
is operated during defroster mode, there is no change.
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TARGET TEMPERATURE OUTLINE [FULL-AUTO AIR CONDITIONER]

NG: TARGET TEMPERATURE

Features

The A/C amplifier calculates the target temperature (temperature to stabilize set temperature) based on input
from each sensor and the temperature control dial to control each actuator and the blower motor.
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TARGET TEMPERATURE BLOCK DIAGRAM [FULL-AUTO AIR CONDITIONER]

SET TEMPERATURE
PASSENGER COMPARTMENT
TEMPERATURE SENSOR
AMBIENT TEMPERATURE SENSOR
SOLAR RADIATION SENSOR
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07-40–8
Airflow mode control
Control prior to switch
operation
Automatic Manual
control control
Automatic
No change
control
Automatic
No change
control
Manual control Manual control
DEFROSTER DEFROSTER
Automatic
No change
control
Automatic
No change
control
Automatic
No change
control
Automatic
No change
control
Automatic
No change
control
Air intake control
Control prior to switch
operation
Automatic Manual
control control
No change No change
No change No change
Manual
No change
*2
control
Defroster Defroster
correction correction
Automatic
No change
control
Manual control Manual control
Automatic
No change
control
Automatic
No change
control
Automatic
No change
control
A/C AMPLIFIER
TARGET
TEMPERATURE
CALCULATION
A/C compressor control
Control prior to switch
operation
Automatic Manual
control control
Automatic
No change
control
Automatic
No change
control
Manual
No change
*3
control
Defroster Defroster
correction correction
Manual control Manual control
Automatic
No change
control
Automatic
No change
control
Automatic
No change
control
Automatic
No change
control
id0740a1105800
id0740a1105600
AIR INTAKE ACTUATOR
AIR MIX ACTUATOR
AIRFLOW MODE ACTUATOR
BLOWER MOTOR
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*3