Mazda 3 Owners Manual: Windshield Defrosting and Defogging
Set the mode selector dial to the 
position and turn the fan control dial to the
desired speed.
In this position, the outside air position is automatically selected, and when the fan control dial is ON, the air conditioner automatically turns on. The air conditioner will directly dehumidify the air to the front windshield and side windows . Airflow amount will be increased.
WARNING
Set the temperature control to the hot
or warm position when defogging (
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. |
NOTE Use the temperature control dial to increase the air flow temperature and defog the windshield more quickly.
Operation of Automatic Air
Conditioning
Set the mode selector dial to the AUTO
position.
Set the air intake selector to the outside
air position (indicator light turned off).
NOTE
If the recirculated air position is used
for l ...
Sunlight/Temperature Sensor
The climate control system measures
inside and outside temperatures, and
sunlight. It then sets temperatures inside
the passenger compartment accordingly.
CAUTION
Do not obstruct either ...
Other materials:
Variable Intake Air Shutter Valve Actuator Inspection [Mzr 2.0, Mzr 2.5]
Operation Inspection
1. Remove the air hose..
2. Disconnect the vacuum hose from the variable intake air shutter valve actuator.
3. Connect a vacuum pump to the variable intake air shutter valve actuator.
NOTE:
Covered with a hood, the rod of the variable intake air shutter valv ...
Front ABS Wheel Speed Sensor Removal/Installation
1. Remove in the order indicated in the table.
2. Install in the reverse order of removal.
3. After installation, verify that there is no twisting in the front ABS wheel-speed
sensor.
1
Connector
2
Front ABS wheel-speed sensor
...
Variable Valve Timing Actuator Inspection [Mzr 2.0, Mzr 2.5]
CAUTION:
Variable valve timing actuator can not be disassembled because it is a precision
unit.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the plug hole plate..
4. Disconnect the wiring harness.
5. Remove the ignition coils..
6. Remo ...
