Mazda 3 Service Manual: Wastegate Actuator Inspection [Mzr 2.3 Disi Turbo]

Mazda 3 Service Manual / Engine / Forced Induction / Wastegate Actuator Inspection [Mzr 2.3 Disi Turbo]

1. Remove the air hose and air duct..

2. Disconnect the hose from the wastegate actuator.

3. Plug the wastegate actuator as shown in the figure.

4. Connect the vacuum pump to the port

5. Raise the pressure slowly and take a measurement of the pressure when the rod stroke is 1.5 mm {0.06 in}

Specification (rod stroke: 1.5 mm {0.06 in})

78.0—83.4 kPa {0.796—0.850 kgf/cm2, 11.4—12.0 psi}

If the rod does not move, replace the turbocharger..

Turbocharger Inspection [Mzr 2.3 Disi Turbo]

Compressor Wheel Inspection 1. Remove the turbocharger.. 2. Visually inspect the compressor wheel from view A for the cracks, damage, or bending on all the compressor wheel blades. If ...

Wastegate Control Solenoid Valve Inspection [Mzr 2.3 Disi Turbo]

Airflow Inspection 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the wastegate control solenoid valve.. 4. Inspect the airflow between the ports under the f ...

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