Fuel Pump Module Replacement

Required Special Tools: 

• MB992202: Fuel Tank Cap Wrench
• MB992909: Fuel tank cap wrench attachment

1. Release the fuel pressure in the fuel line. (Refer to REDUCE PRESSURIZED FUEL LINES ).
2. Disconnect the fuel tank differential pressure sensor connector.

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3. Follow the steps below to unlock the fuel main pipe connector.
   1. Compress the retainer tabs of the fuel main pipe connector to unlock it.
   2. Pull out the connector with the retainer still attached to the pipe of the fuel pump module.
   NOTE: Remove the retainer from the pipe and then assemble the retainer into the connector.
4. Disconnect the fuel vapor hose.

   Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

   Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

   Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

5. Using the special tools MB992202 and MB992909, remove the L-ring on fuel pump module.
   CAUTION: Pay C attention not to damage the fuel level sensor and fuel tank temperature sensor and float of the fuel pump module when removing the fuel pump module from the fuel tank.
6. Remove the fuel pump module from service hole.
   NOTE: When disassembling and reassembling the fuel pump module, refer to DISASSEMBLY AND ASSEMBLY  .
7. Replace the fuel pump packing with new one.

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   CAUTION:

   • Pay attention not to damage the fuel level sensor and fuel tank temperature sensor and the float of the fuel pump module when installing it to the fuel tank.
   • When installing the fuel pump module to the fuel tank, check that the fuel level sensor and fuel tank temperature sensor moving area moves smoothly.
8. Install the fuel pump module to the fuel tank through the service hole.
9. Use the special tools MB992202 and MB992909 to tighten the L-ring on the fuel pump module securely using the same procedure as for removal.

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10. Check that the L-ring is engaged securely into six tabs on the fuel tank.
11. Connect the fuel vapor hose.
    CAUTION: After the installation, slightly pull the fuel main pipe to check that it is connected securely. At this time, also check that there is approximately 1 mm (0.04 inch) play.
12. Follow the steps below to lock the fuel main pipe connector.
    1. Make sure that the pipe of the fuel pump module and the fuel main pipe connector remains straight.
    2. Insert the connector into the fuel pump module until it clicks into place.
13. Connect the fuel tank differential pressure sensor connector and fuel pump module connector.
14. Check the fuel leak of fuel tank.
15. Install the inspection lid.
16. Install the rear seat cushion assembly (Refer to REMOVAL AND INSTALLATION ).

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.