Mazda 3 Service Manual: Fuel Pump Unit Disassembly/Assembly [Mzr 2.0, Mzr 2.5]
WARNING:
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Fuel is very flammable liquid. If fuel spills or leaks from the pressurized fuel system, it will cause serious injury or death and facility breakage. Fuel can also irritate skin and eyes. To prevent this, always complete the “Fuel Line Safety Procedure”, while referring to “BEFORE SERVICE PRECAUTION”.
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A person charged with static electricity could cause a fire or explosion, resulting in death or serious injury. Before draining fuel, make sure to discharge static electricity by touching the vehicle body.
1. Complete the “BEFORE SERVICE PRECAUTION”..
2. Remove the battery cover..
3. Disconnect the negative battery cable..
4. Remove the rear seat cushion..
5. Remove the fuel pump unit..
6. Disassemble the fuel pump unit and fuel gauge sender unit.
7. Assemble the fuel pump unit and fuel gauge sender unit.
Fuel Line Pressure Inspection [Mzr 2.0, Mzr 2.5]
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 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 ...
Other materials:
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..
If DTCs are detected, repair the malfunctioning part according to the applicable
DTC troubleshooting..
If a DTC is not detected, go to the next step.
3. Inspect the followin ...
Power/Volume/Sound Controls
Power ON/OFF
Switch the ignition to ACC or ON. Press
the power/volume dial to turn the audio
system on. Press the power/volume dial
again to turn the audio system off.
Volume adjustment
To adjust the volume, turn the power/
volume dial. Turn the power/volume
dial clockwise to increase vo ...
Variable Swirl Shutter Valve Switch Inspection [Mzr 2.3 Disi Turbo]
Voltage Inspection
NOTE:
The variable swirl shutter valve switch cannot be removed as a single unit.
When replacing the variable swirl shutter valve switch, replace it together
with the intake manifold as a single unit.
1. Switch the ignition to ON (Engine off).
2. Verify that ...
