Mazda 3 manuals

Mazda 3 Service Manual: Fuel Tank Inspection [Mzr 2.0, Mzr 2.5]

Mazda 3 Service Manual / Engine / Fuel / Fuel Tank Inspection [Mzr 2.0, Mzr 2.5]

WARNING:

NOTE:

1. Complete the “BEFORE SERVICE PRECAUTION”..

2. Remove the battery cover..

3. Disconnect the negative battery cable..

4. Remove the rear seat cushion..

5. Disconnect the fuel pump unit connector..

6. Remove the fuel tank and the fuel pump unit as a single unit..

7. Perform the following procedure to verify the fuel tank airtightness.

a. Plug the fuel pump unit pipe, ports B and C.


b. Apply a pressure of 3 kPa {23 mmHg, 0.9 inHg}

to port A and wait for a while.

c. Verify that there is no air flow leakage from the fuel tank.

8. Plug the fuel pump unit pipe and port B.


9. Level the fuel tank.

10. Apply a pressure of 3 kPa {23 mmHg, 0.9 inHg}

to port A and wait for a while.

11. With the pressure still applied, verify that there is air flow port C and the pressure is 0—3 kPa {0—23 mmHg, 0—0.9 inHg}

.

12. Apply a pressure of -0.5 kPa {-3.8 mmHg, -0.1 inHg}

to port A and wait for a while.

13. With the pressure still applied, verify that there is air flow port C and the pressure is -0.5—0 kPa {-3.8—0 mmHg, -0.1—0 inHg}

.

14. Apply a pressure to port A and wait for a while.


15. With the pressure still applied, verify that there is no air flow from port C.

Fuel Shut Off Valve Removal/Installation [Mzr 2.0, Mzr 2.5]
Except for Mexico NOTE: The fuel shut-off valve cannot be removed as it is built into the fuel tank. 1. Remove the fuel tank.. ...

Fuel Tank Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING: 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 ...

Other materials:

Air Filter Removal/Installation [Mzr 2.0, Mzr 2.5]
Except for Mexico 1. Remove the fuel-filler pipe protector.. 2. Remove in the order indicated in the table. 1 Evaporative hose 2 Air filter 3. Install in the reverse order of removal. ...

Fuel Requirements
Vehicles with catalytic converters or oxygen sensors must use ONLY UNLEADED FUEL, which will reduce exhaust emissions and keep spark plug fouling to a minimum. This vehicle will perform best with fuel listed in the table. * U.S. federal law requires that octane ratings be posted on gasoli ...

Intermediate Sensor Inspection [FS5 A EL]
On-Vehicle Inspection 1. Inspect the power supply circuit for the intermediate sensor. a. Set the battery component (ex: battery, battery tray and PCM component) out of the way. b. Disconnect the intermediate sensor connector. c. Switch the ignition to ON (engine off). d. Measure the ...

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