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Home >> Nissan-Datsun >> 2004 >> Altima Base, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control System - 2.5L >> Fuel Pump Circuit >> Component Inspection >> Fuel Pump
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Fuel Pump

  1. Disconnect fuel level sensor unit and fuel pump harness connector.
    Fig 1: Disconnecting Fuel Level Sensor Unit & Fuel Pump Harness Connector
    G02884985Courtesy of NISSAN MOTOR CO., U.S.A.
  2. Check resistance between fuel level sensor unit and fuel pump terminals 1  and 3  .

    Resistance: 0.2 - 5.0Ω [at 25°C (77°F)] 

    Fig 2: Checking Resistance Between Fuel Level Sensor Unit & Fuel Pump Terminals 1 & 3
    G02884986Courtesy of NISSAN MOTOR CO., U.S.A.
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