Mazda 3 Owners Manual: 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 long periods in cold weather or high humidity, the windshield may fog up more easily.
- Set the fan control dial to the AUTO position.
- Press the A/C switch to operate the air conditioning (turn indicator light on).
- Set the temperature control dial to the desired position.
- To turn off the system, set the fan control dial to the 0 position.
NOTE
- Setting the temperature to maximum hot or cold will not provide the desired temperature at a faster rate.
- When selecting heat, the system will restrict airflow until it has warmed to prevent cold air from blowing out of the vents.
Control Switches
Temperature control dial
This dial controls temperature. Turn it
clockwise for hot and counterclockwise
for cold.
Fan control dial
The fan has seven speeds.
AUTO position
The amount of airflow ...
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 di ...
Other materials:
Power Metal Oxide Semiconductor Field Effect Transistor (Power Mos Fet) Inspection
[Full Auto Air Conditioner]
1. Verify that the continuity between the power MOS FET terminals is as indicated
in the table.
If there is any malfunction, replace the power MOS FET.
If the blower motor operation is not normal even though no malfunction can
be verified, inspect the climate control unit..
...
Refrigerant Pressure Sensor Inspection [Full Auto Air Conditioner]
MZR 2.3 DISI Turbo, MZR 2.5
1. Install the manifold gauge.
2. Verify the high-pressure side reading of the manifold gauge.
3. Measure the terminal voltage of the climate control unit.
1C, 1E and 2J
4. Verify that below graph as measure the terminal voltage 2J.
5. Follow the clim ...
Vacuum Line Inspection
MZR 2.0, MZR 2.5, MZR 2.3 DISI Turbo
1. Remove the vacuum hose..
2. Verify that air can be blown from the power brake unit side of the vacuum
hose towards the intake manifold side, and that air cannot be blown in the opposite
direction.
If there is any malfunction of the inner che ...
