Nissan Micra K11 silhouetteK11

FUEL SYSTEM — Fuel Pressure Release / Fuel Gauge Sender Unit Removal

FE-5prose procedure

Fuel pump fuse location differs between Left-hand drive and Right-hand drive fuse boxes.

Fuel Pressure Release

Fuel pressure release using Consult

  1. 1
    Perform "FUEL PRESSURE RELEASE" in "WORK SUPPORT" mode and release fuel pressure to zero.
    Consult-tool screen showing the 'FUEL PRES RELEASE' work-support screen with the text 'FUEL PUMP WILL STOP BY TOUCHING START DURING IDLE. CRANK A FEW TIMES AFTER ENGINE STALL.' and a START button at the bottom.
    SMA340C
  2. 2
    Turn ignition switch off.

Fuel pressure release without Consult

  1. 1
    Remove fuse for fuel pump.
    Two fuse-box illustrations side-by-side. Left labelled 'Left-hand drive' and right labelled 'Right-hand drive', each with an arrow pointing to the 'Fuel pump fuse' position.
    UMA025
  2. 2
    Start engine.
  3. 3
    After engine stalls, crank engine two or three times to make sure that fuel pressure is released.
  4. 4
    Turn ignition switch off and install fuse for fuel pump.

Fuel gauge sender unit removal

  1. 1
    Remove fuel filler cap.
  2. 2
    Release fuel pressure from fuel feed hose. Refer to "Fuel Pressure Release".
  3. 3
    If "Consult" is available, disconnect fuel hose from fuel filter and empty fuel tank in "Active Test" mode (Fuel pump relay "ON"). Reconnect fuel hose. If "Consult" is not available, go to step 4.
  4. 4
    Disconnect battery.
  5. 5
    Remove rear seat cushion. Fold towards front seats or remove altogether, depending on specification.
    Underside view of the rear seat area showing a cup-shaped fuel-tank access cover with hoses routed across the top.
    UMA026
  6. 6
    Remove fuel tank access plate.
    Top view of the fuel-tank access plate after removing the cover, with the plate retaining ring visible. Callouts: 'Fuel tank access plate'. A 'Front' arrow points left.
    UFE047
  7. 7
    Disconnect fuel gauge connector and fuel pump connector through aperture.
    Close-up of the top of the fuel-gauge sender / fuel-pump assembly through the access plate aperture, showing electrical connectors and fuel ports. Callouts: 'A.B.S. connector', 'Fuel return port', 'Fuel pump connector', 'Fuel gauge connector', 'Fuel feed port'.
    UFE048
  8. 8
    Disconnect fuel feed hose and fuel return hose through aperture. Note that ports and hoses are marked to facilitate correct re-assembly. Plug hose and pipe openings to prevent entry of dust and dirt.
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See also

Fuel Pressure Release

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