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:
Front Seat Removal/Installation
WARNING:
Handling a front seat (with built-in side air bag) improperly can accidentally
operate (deploy) the air bag, which may seriously injure you. Read the service
warnings before handling a front seat (with built-in side air bag)..
CAUTION:
After removing a front seat ...
Air Fuel Ratio (A/F) Sensor Inspection [Mzr 2.0, Mzr 2.5]
A/F Sensor Inspection
1. Connect the M-MDS to the DLC-2.
2. Switch the ignition to ON.
3. Warm up the engine to normal operating temperature.
4. Access the following PIDs using the M-MDS..
VSS (Vehicle speed)
RPM (Engine speed)
O2S11 (A/F sensor output current)
...
Front Crossmember Removal/Installation
CAUTION:
Performing the following procedures without first removing the ABS wheel-speed
sensor may possibly cause an open circuit in the wiring harness if it is pulled
by mistake. Before performing the following procedures, disconnect the ABS wheel-speed
sensor wiring harness connec ...
