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FUEL TANK INSPECTION [MZR-CD (RF Turbo)]

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  Note

  • This inspection is for rollover valve and check valve (two-way) integrated in the fuel tank.

1. Follow "BEFORE REPAIR PROCEDURE" before performing any work operations to prevent fuel from spilling from the fuel system. (See BEFORE REPAIR PROCEDURE [MZR-CD (RF Turbo)].)

2. Disconnect the negative battery cable.

3. Remove the fuel tank. (See FUEL TANK REMOVAL/INSTALLATION [MZR-CD (RF Turbo)].)

4. Plug the fuel pipe of the fuel gauge sender unit.

5. Plug port C.

6. Connect the pump to port B.

7. Level the fuel tank.

8. Apply pressure of +2.0 kpa {+34 mmHg, +1.3 inHg} to port B.

  (1) Verify there is airflow from port A.

  • If there is no airflow, replace the fuel tank.

9. Apply pressure of -5.9 kPa {-44 mmHg, -1.7 inHg} to port B.

  • If there is no vacuum, replace the fuel tank.
  • If there is vacuum, turn the fuel tank upside-down and proceed to next step.

10. Apply pressure of +2.0 kPa {+15 mmHg, +0.6 inHg} to port B.

  (1) Verify there is no airflow from port A.

  • If there is airflow, replace the fuel tank.