Mazda 3 Service Manual: 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}
.
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Specification (rod stroke: 1.5 mm {0.06 in})
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78.0—83.4 kPa {0.796—0.850 kgf/cm2, 11.4—12.0 psi}
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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 ...
Other materials:
Clock Spring Inspection [Two Step Deployment Control System]
1. Disconnect the negative battery cable..
2. Remove the driver–side air bag module..
3. Remove the steering wheel..
4. Remove the column cover.
5. Remove the clock spring..
6. Verify that the continuity is as indicated in the table.
If not as indicated in the table, replace the cl ...
Fuel Injector Inspection [Mzr 2.0, Mzr 2.5]
Resistance Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the fuel injector connector.
4. Inspect the resistance between fuel injector terminals A and B.
Fuel injector resistance
11.4—12.6 ohms [20 °C {68 °F}]
If not ...
Seat Warmer
The front seats are electrically heated. The
ignition must be switched ON.
Press the seat warmer switch to illuminate
the indicator light while the ignition
is switched ON. The mode changes as
follows each time the seat warmer switch
is pressed.
WARNING
Be careful when using t ...
