Mazda 3 Service Manual: Air Filter Inspection
1. Verify that there is no damage, excessive dirt, or abnormal odor on the air filter.
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If there is any malfunction, replace the air filter.
NOTE:
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The air filter cannot be reused by cleaning it with water or compressed air.
Air Cleaner Element Removal/Installation [Mzr 2.0, Mzr 2.5]
1. Set the air cleaner cover out of the way..
2. Remove the air cleaner element.
3. Install in the reverse order of removal. ...
Air Filter Inspection [Mzr 2.0, Mzr 2.5]
Except for Mexico
Airflow inspection
1. Remove the air filter..
2. Blow from port A and verify that there is airflow from port B.
If there is no airflow, replace the air filter..
...
Other materials:
Front Door Key Cylinder Switch Inspection
1. To access the glass installation bolt, position the front door glass so that
the distance from the top of the front door glass to the upper part of the front
beltline molding is approx. 80 mm {3.1 in}.
2. Disconnect the negative battery cable..
3. Remove the following parts:
a. Inne ...
Front Oil Seal Replacement [Mzr 2.0, Mzr 2.5]
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. Remove the spark plugs..
7. Remove the ventilation hose.
8. Remove the oil level gauge.
9. Remove the cylinder ...
Heated Oxygen Sensor (HO2 S) Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING:
A hot engine and exhaust system can cause severe burns. Turn off the engine
and wait until they are cool before removing the exhaust system.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the HO2S connector.
4. Remove the HO2S u ...
