Mazda 3 manuals

Mazda 3 Service Manual: Variable Intake Air Shutter Valve Actuator Inspection [Mzr 2.0, Mzr 2.5]

Mazda 3 Service Manual / Engine / Intake / 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:

4. Check if the rod operates correctly as stated in the table when a gradual negative pressure is applied to the variable intake air shutter valve actuator.

Vacuum

kPa {mmHg, inHg}

Rod movement

Below 2.7 {20, 0.8}

Not operate

Above 33.4 {251, 9.86}

Fully pulled


Intake Manifold Vacuum Inspection [Mzr 2.0, Mzr 2.5]
1. Disconnect the evaporative hose (purge solenoid valve side) and install the vacuum gauge.. 2. Verify that the intake air hoses are installed securely. 3. Warm up the engine. 4. Measure the ...

Variable Intake Air Solenoid Valve Inspection [Mzr 2.0, Mzr 2.5]
Airflow Inspection 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the variable intake air solenoid valve.. 4. Inspect airflow between the ports under the fol ...

Other materials:

EGR Valve Removal/Installation [Mzr 2.0, Mzr 2.5]
1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Drain the engine coolant from the radiator.. 4. Remove the air cleaner and the air hose as a single unit.. 5. Remove the radiator hose (upper, engine side).. 6. Disconnect the EGR valve connector. 7. Remove in th ...

Intake Air System Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING: A hot engine and intake air system can cause severe burns. Turn off the engine and wait until they are cool before removing the intake air system. Fuel is very flammable liquid. If fuel spills or leaks from the pressurized fuel system, it will cause serious injury or d ...

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 ...

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