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  • Relieve the pressure from the fuel system. Remove or disconnect the following:
  • Negative battery cable
  • Rear seat and the access cover
  • Fuel pump electrical connector
  • Fuel lines from the fuel pump assembly
  • Locking ring
  • Fuel gauge assembly
  • Fuel tube and connector from the fuel gauge
  • NOTEWhen the fuel sending unit needs to be removed, pull the tab upwards. The tab is located on the sending unit, opposite the end of the float. After the tab is pulled, the sending unit will lift straight out of the tank bracket
  • Release the fuel pump by pinching the 2 locking tabs together. Lift the fuel pump assembly straight upward and out of fuel tank.Place a clean rag in the hole to keep out dirt.

To install:

  • Remove the rag
  • NOTE When the fuel sending unit needs to be removed, pull the tab upwards. The tab is located on the sending unit, opposite the end of the float. After the tab is pulled, the sending unit will lift straight out of the tank bracket
  • NOTE Verify that the mark on the fuel tank and the components are aligned when installing the pump and fuel gauge sending unit.
  • Instal the following:
  • New O-ring and fuel pump
  • Electrical connection and fuel tube to the fuel gauge sending unit
  • Fuel sending unit into the tank
  • If equipped with a threaded lock ring torque the ring to 22-26 ft. lbs. (30-35 Nm). If equipped with a lock ring held by six retaining screws, torque the screws to 18-22 inch lbs. (2-2.5 Nm).

    Fuel lines and fuel pump electrical connector. Always install new clamps on the fuel lines.

  • Negative battery cable
  • Start the engine, check for leaks and repair if necessary.

    Reinstall the fuel pump access cover and rear seat

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Q: How do you get to the fuel pump on a Nissan Sentra se-r 2003?
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