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:
Crankshaft Position (CKP) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Visual Inspection
CAUTION:
When foreign material such as an iron chip is on the CKP sensor, it can cause
abnormal output from the sensor because of flux turbulence and adversely affect
the engine control. Be sure there is no foreign material on the CKP sensor when
replacing.
...
Quarter Window Glass Installation
WARNING:
Using a razor with bare hands can cause injury. Always wear gloves when using
a razor.
CAUTION:
If a door is opened or closed when all the window glass is closed, the resulting
change in air pressure could cause the sealant to crack preventing the proper
insta ...
Starting the Engine
WARNING
Radio waves from the key may aff ect
medical devices such as pacemakers:
Before using the key near people who
use medical devices, ask the medical
device manufacturer or your physician
if radio waves from the key will aff ect
the device.
NOTE
The key mus ...
