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}
.
-
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 ...
Other materials:
Glass Panel Adjustment
1. Fully close the glass panel.
2. Measure the gap and height between the glass panel and body.
If not as specified, loosen the glass panel installation screws and reposition
the glass panel.
Clearance (4SD)
a: -2.4—0.2 mm {-0.09—0.01 in}
b: 0 mm {0 in}
...
Heated Oxygen Sensor (HO2 S) Inspection [Mzr 2.0, Mzr 2.5]
HO2S 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)
O2S12 (HO2S output voltage)
5. Drive ...
Refrigerant Charging
CAUTION:
Do not exceed the specification when charging the system with refrigerant.
Doing so will decrease the efficiency of the air conditioner or damage the refrigeration
cycle parts.
Charging Recycled HFC-134a Refrigerant
1. Connect an HFC-134a recovery/recycling/recharging d ...
