sensor
z
Rear air mix
actuator
z
Rear airflow
mode
actuator
air mix actuator
z
Front airflow mode
actuator
z
Solar radiation sensor
z
Rear air mix actuator
z
Rear airflow mode
actuator
2C
Information
display signal
Information
display
Because this terminal is for
communication, good/no
good judgment by terminal
voltage is not possible.
-
2D
Potentiometer
input
Rear airflow mode
actuator
Temperature control
dial (rear side):
Moving towards
COLD
Approx.
0.5
z
Wiring harness:
continuity, short circuit
(Front climate control
unit-rear airflow mode
actuator: 2D-E)
z
Rear airflow mode
actuator
z
Front climate control
unit: terminal voltage
(2B)
Temperature control
dial (rear side):
Moving towards
medium
temperature
Approx.
2.4
Temperature control
dial (rear side):
Moving towards
HOT
Approx.
4.3
2E
Potentiometer
input
Front airflow
mode actuator
Mode switch:
Moving towards
VENT
Approx.
1.0
z
Wiring harness:
continuity, short circuit
(Front climate control
unit-front airflow
mode actuator: 2E-E)
z
Front airflow mode
actuator
z
Front climate control
unit: terminal voltage
(2B)
Mode switch:
Moving towards BI-
LEVEL
Approx.
1.9
Mode switch:
Moving towards
HEAT
Approx.
2.5
Mode switch:
Moving towards
HEAT/DEF
Approx.
3.3
Defroster switch on Approx.
4.0
2F
Potentiometer
input
Driver-side front
air mix actuator
Temperature control
dial (driver side):
Set temperature at
MAX COLD
4.0
z
Wiring harness:
continuity, short circuit
(Front climate control
unit-driver-side front
air mix actuator: 2F-E)
z
Driver-side front air
2008 Mazda CX-9 Grand Touring
2008 HVAC Control System (HVAC) - Mazda CX-9
Microsoft
Sunday, November 15, 2009 10:12:36 AM
Page 41
© 2005 Mitchell Repair Information Company, LLC.