Air Intake Control Operation; Air Intake Automatic Control; Correction; Air Intake Manual Control - Mazda CX-9 2007 Service Highlights

AIR INTAKE CONTROL OPERATION

Air Intake Automatic Control

• The front climate control unit calculates the air
intake actuator opening angle (air intake mode)
based on the target temperature operating the
actuator.

Correction

MAX HOT and MAX COLD correction
• When the set temperature is at 32.0 or 15.0, the air intake is set as shown in the table.
TEMPERATURE CONTROL DIAL
PASSENGER
DRIVER SIDE
15.0
15.0 EXCEPT 15.0, 32.0
EXCEPT 15.0, 32.0
32.0 EXCEPT 15.0, 32.0
EXCEPT 15.0, 32.0
15.0
32.0
32.0
Defroster correction
• When the defroster switch is turned on or the airflow mode is switched to HEAT/DEF or HEAT mode, the air
intake mode switches to fresh air to improve defrosting. If the air intake mode is switched to fresh air when the
airflow mode is in HEAT mode, the air intake can be switched to recirculate manually.

Air Intake Manual Control

• The air intake modes can be switched by operating the REC switch.
Air intake mode
FRESH
REC
End Of Sie
NG: A/C COMPRESSOR CONTROL

A/C COMPRESSOR CONTROL OUTLINE

Features
• Consists of the A/C compressor automatic and manual controls with the front climate control unit outputting the
A/C signal to the PCM to control the A/C compressor.
End Of Sie
07-40–28
CONTROL SYSTEM
AIR INTAKE
MODE
SIDE
15.0 REC
REC
15.0 REC
FRESH
32.0 FRESH
32.0 FRESH
15.0 FRESH
32.0 FRESH
Fixed to FRESH when the REC switch is turned on during REC mode.
Fixed to REC when the REC switch is turned on during FRESH mode.
FRESH
REC
5 {41}
TARGET TEMPERATURE
REC switch operation
id074000103500
20 {68}
(°C {°F})
ac9uun00000236
id074000103000