Mazda 3 Service Manual: Fuel Pump Control Module Inspection [Skyactiv G 2.0]
1. Perform the KOEO self-test..
2. Verify that a fuel pump control module related DTC is detected..
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If DTCs are detected, repair the malfunctioning part according to the applicable DTC troubleshooting..
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If a DTC is not detected, go to the next step.
3. Inspect the following:
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Fuel pump control module damage
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Fuel pump control module connector damage or corrosion
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If there is any malfunction, repair or replace the malfunctioning part.
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If there is no malfunction, replace the fuel control module..
Fuel Line Pressure Inspection [Skyactiv G 2.0]
WARNING:
Fuel line spills and leakage from the pressurized fuel system are dangerous.
Fuel can ignite and cause serious injury or death and damage. To prevent this,
complete the followin ...
Fuel Pump Unit Inspection [Mzr 2.0, Mzr 2.5]
Continuity Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the fuel pump unit connector.
4. Inspect for continuity between fuel pump unit termi ...
Other materials:
Vehicle Speed Sensor (VSS) Removal/Installation [FS5 A EL]
CAUTION:
If foreign materials are stuck to the sensor, disturbance by magnetic flux
can cause sensor output to be abnormal and thereby negatively affect control.
Make sure that foreign materials such as iron filings are not stuck to the sensor
during installation.
1. Perform t ...
Displayable Range on the Screen
The images on the screen may be different from the actual conditions.
NOTE
The displayable range varies depending on the vehicle and road
conditions.
The displayable range is limited. Objects under the bumper or around
the bumper ends
cannot be displayed.
The distance appearing ...
Positive Crankcase Ventilation (PCV) Valve Inspection [Mzr 2.0, Mzr 2.5]
Airflow Inspection
1. Disconnect the section (A) of the ventilation hose shown in the figure.
2. Start the engine and verify that vacuum is applied to the end of the disconnected
ventilation hose while the engine is idling.
NOTE:
Because it is difficult to directly inspect the PC ...
