Mazda 3 Owners Manual: Windshield Defrosting and Defogging
Press the windshield defroster switch.
In this position, the outside air position is automatically selected, and the air conditioner automatically turns on. The air conditioner will directly dehumidify the air to the front windshield and side windows (on ). 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
Press the AUTO switch. Selection
of the airflow mode, air intake
selector and amount of airflow will be
automatically controlled.
Use the temperature control dial to
select a desired temp ...
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:
Heated Oxygen Sensor (HO2 S) Inspection [Mzr 2.0, Mzr 2.5]
HO2S Inspection
1. Connect the M-MDS to the DLC-2.
2. Switch the ignition to ON.
3. Warm up the engine to normal operating temperature.
4. Access the following PIDs using the M-MDS..
VSS (Vehicle speed)
RPM (Engine speed)
O2S12 (HO2S output voltage)
5. Drive ...
Filament Repair
1. Clean the filament using isopropyl alcohol.
2. Attach tape to both sides of the filament.
3. Using a small brush or marking pen, apply silver paint.
4. After 2—3 min, carefully remove the tape without damaging the applied
area.
CAUTION:
Do not operate the rear window defro ...
Cargo Compartment Light Inspection
1. Disconnect the negative battery cable..
2. Remove the cargo compartment light..
3. Verify that the continuity between the cargo compartment light terminals is
as indicated in the table.
If not as indicated in the table, inspect the bulb. If there is no malfunction,
replace th ...
