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Vent Operation
qAdjusting the Vents
Directing airflow
Side Vents
To adjust the direction of airflow, open the
vents and rotate them left and right.
Push
Center Vents
To adjust the direction of airflow, move
the adjustment knob.
Knob
NOTE
When using the air conditioner under humid
ambient temperature conditions, the system
may blow fog from the vents. This is not a sign
of trouble but a result of humid air being
suddenly cooled.
Interior Comfort
Climate Control System
6-3
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qSelecting the Airflow Mode
Dashboard Vents
Dashboard and Floor Vents
Floor VentsDefroster and Floor Vents
Defroster Vents
6-4
Interior Comfort
Climate Control System
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Types of the Climate Control System
Manual type and fully automatic type climate control systems are explained separately.
Check your vehicle's climate control type and read the appropriate pages.
Manual Type ............................................................................................................ page 6-6
Fully Automatic Type ............................................................................................ page 6-10
Interior Comfort
Climate Control System
6-5
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Manual Typeí
Temperature control dial
Fan control dial Mode selector dial
Air intake selector A/C switch
Some models.
Rear window defroster switch
qControl Switches
Temperature control dial
Cold Hot
This dial controls temperature. Turn it
clockwise for hot and counterclockwise
for cold.
Fan control dial
This dial allows variable fan speeds.
0―Fan off
1―Low speed
2―Medium low speed
3―Medium high speed
4―High speed
6-6
Interior Comfort
íSome models.
Climate Control System
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Mode selector dial
Turn the mode selector dial to select
airflow mode (page 6-4).
NOTE
lThe mode selector dial can be set at the
intermediate positions (
) between each
mode. Set the dial to an intermediate
position if you want to slightly adjust the
airflow amount.
lFor example, when the mode selector dial is
at the
position between theand
positions, airflow from the floor vent is less
than that of the
position.
A/C switchí
Press the A/C switch to turn the air
conditioner on. The indicator light on the
switch will illuminate when the fan
control dial is set at position 1, 2, 3, or 4.
Press the switch once again to turn the air
conditioner off.NOTE
lThe air conditioner may not function when
the outside temperature approaches 0 °C
(32 °F).
l(U.S.A.)
When the mode is set to
orwith the
fan control dial in a position other than 0
and the temperature control dial in the
maximum cold position, the air intake
selector switches to the recirculated air
mode and the A/C turns on automatically.
If A/C is not desired, press the A/C switch
to turn it off.
Air intake selector
This switch controls the source of air
entering the vehicle.
Press the
switch to alternate
between the outside air and recirculated
air modes.
It is recommended that under normal
conditions the switch be kept in the
outside air mode.
Outside air mode (indicator light
turned off)
Outside air is taken into the vehicle. Use
this mode for normal ventilation and
heating.
Recirculated air mode (indicator light
illuminated)
Outside air is shut off. Air within the
vehicle is recirculated.
Interior Comfort
Climate Control System
6-7íSome models. Mazda3_8AR3-EA-09E_Edition2 Page237
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Form No.8AR3-EA-09E
Page 238 of 500

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This mode can be used when driving on a
dusty road or in similar conditions. It also
helps to provide quicker cooling of the
interior.
WARNING
Do not use the recirculated air mode in
cold or rainy weather:
Using the recirculated air mode in
cold or rainy weather is dangerous as
it will cause the windows to fog up.
Your vision will be hampered, which
could lead to a serious accident.
qHeating
1. Set the mode selector dial to the
position.
2. Set the temperature control dial to the
hot position.
3. Set the fan control dial to the desired
speed.
NOTE
lIf the windshield fogs up easily, set the
mode selector dial to the
position.lIf cooler air is desired at face level, set the
mode selector dial at the
position and
adjust the temperature control dial to
maintain maximum comfort.
lThe air to the floor is warmer than air to
the face (except when the temperature
control dial is set at the extreme hot or cold
position).
lIn theorposition, the air
conditioner is automatically turned on
(however, the indicator light does not
illuminate) and the outside air mode is
automatically selected to defrost the
windshield.
In the
orposition, the outside air
mode cannot be changed to the recirculated
air mode.
qCooling (With Air Conditioner)í
1. Set the mode selector dial to the
position.
2. Set the temperature control dial to the
cold position.
3. Set the fan control dial to the desired
speed.
4. Turn on the air conditioner by pressing
the A/C switch.
5. Adjust the fan control dial and
temperature control dial to maintain
maximum comfort.
CAUTION
If the air conditioner is used while
driving up long hills or in heavy
traffic, monitor the engine coolant
temperature warning light to see if it
is illuminated or flashing (page 5-45).
The air conditioner may cause engine
overheating. If the warning light is
illuminated or flashing, turn the air
conditioning off (page 7-15).
NOTE
lWhen maximum cooling is desired, set the
temperature control dial to the extreme cold
position and set the air intake selector to
the recirculated air mode, then set the fan
control dial to position 4.
lIf warmer air is desired at floor level, set
the mode selector dial at the
position
and adjust the temperature control dial to
maintain maximum comfort.
lThe air to the floor is warmer than air to
the face (except when the temperature
control dial is set at the extreme hot or cold
position).
6-8
Interior Comfort
íSome models.
Climate Control System
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Form No.8AR3-EA-09E
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qVentilation
1. Set the mode selector dial to the
position.
2. Set the air intake selector to the outside
air mode.
3. Set the temperature control dial to the
desired position.
4. Set the fan control dial to the desired
speed.
qWindshield Defrosting and Defogging
1. Set the mode selector dial to the
position.
2. Set the temperature control dial to the
desired position.
3. Set the fan control dial to the desired
speed.
WARNING
Do not defog the windshield using the
position with the temperature
control set to the cold position:
Using the
position with the
temperature control set to the cold
position is dangerous as it will cause
the outside of the windshield to fog
up. Your vision will be hampered,
which could lead to a serious
accident. Set the temperature control
to the hot or warm position when
using the
position.NOTE
lFor maximum defrosting, set the
temperature control dial to the extreme hot
position and the fan control dial to position
4.
lIf warm air is desired at the floor, set the
mode selector dial to the
position.lIn the,orposition, the air
conditioner is automatically turned on
(however, the indicator light does not
illuminate) and the outside air mode is
automatically selected to defrost the
windshield.
In the
orposition, the outside air
mode cannot be changed to the recirculated
air mode.
qDehumidifying (With Air
Conditioner)í
Operate the air conditioner in cool or cold
weather to help defog the windshield and
side windows.
1. Set the mode selector dial to the
desired position.
2. Set the air intake selector to the outside
air mode.
3. Set the temperature control dial to the
desired position.
4. Set the fan control dial to the desired
speed.
5. Turn on the air conditioner by pressing
the A/C switch.
NOTE
One of the functions of the air conditioner is
dehumidifying the air and, to use this function,
the temperature does not have to be set to cold.
Therefore, set the temperature control dial to
the desired position (hot or cold) and turn on
the air conditioner when you want to
dehumidify the cabin air.
Interior Comfort
Climate Control System
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Form No.8AR3-EA-09E
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Fully Automatic Typeí
Climate control information is displayed on the information display.
Information display
A/C
Temperature setting display (driver)Temperature setting display (passenger)
Mode selector display DUAL
AU TOAir intake display Airflow display
A/C switch AUTO switch Driver temperature control dial
Windshield defroster switchFan control dial Passenger temperature control dial
Mode selector switch
Air intake selector OFF switch
DUAL switch
Rear window defroster switch
6-10
Interior Comfort
íSome models.
Climate Control System
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Form No.8AR3-EA-09E