Mazda 3 Service Manual: Variable Swirl Solenoid Valve Inspection [Mzr 2.3 Disi Turbo]
Airflow Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the variable swirl solenoid valve..
4. Inspect the airflow between the ports under the following conditions.
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If not as specified, replace the variable swirl solenoid valve..
Variable Swirl Shutter Valve Actuator Inspection [Mzr 2.3 Disi Turbo]
Operation Inspection
1. Remove the air hose..
2. Disconnect the vacuum hose from the variable swirl control solenoid valve.
3. Connect a vacuum pump to the variable swirl shutter valve actuator. ...
Variable Tumble 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 tumble shutter valve actuator.
3. Connect a vacuum pump to the variable tumble shutter valve act ...
Other materials:
Washer Fluid Level Sensor Inspection
1. Disconnect the negative battery cable..
2. Remove the front bumper..
3. Verify that continuity between the washer fluid-level sensor terminals is
as indicated in the table.
If not as specified, replace the washer fluid-level sensor.
...
Spark Plug Removal/Installation [Skyactiv G 2.0]
CAUTION:
If a spark plug that is not as specified is installed, engine performance
will be deteriorated. Install only the specified spark plug when replacing.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the plug hole plate..
4. Remove the ...
Crankshaft Position (CKP) Sensor Removal/Installation [Mzr 2.0, Mzr 2.5]
Removal
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.
Do not a ...