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Home >> Nissan-Datsun >> 2004 >> Altima S, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1014 (Meter, Warning Lamp & Indicator) >> Component Diagnosis >> Fuel Level Sensor Signal Circuit >> Component Inspection

Component Inspection

WARNING: This page is about a different car, the 2009 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
  1. REMOVE FUEL LEVEL SENSOR UNIT

    Remove the fuel level sensor unit. Refer to "REMOVAL AND INSTALLATION ".

    GO TO 2

  2. CHECK FUEL LEVEL SENSOR UNIT AND FUEL PUMP

Check the resistance between terminals 2 and 5.

TERMINALS RESISTANCE REFERENCE

Terminal Float position mm (in) Resistance value (Approx.)
2 5 (1) Full (1) 155.4 (6.1) 6Ω
(2) Empty (2) 22.9 (0.9) 80Ω
(1) When float arm is in contact with stopper.
(2) When float arm is in contact with stopper.
Fig 1: Checking Resistance Between Terminals 2 And 5
G05879174Courtesy of NISSAN MOTOR CO., U.S.A.

Is inspection result normal? 

YES: Inspection End.

NO: Replace fuel level sensor unit and fuel pump. Refer to "REMOVAL AND INSTALLATION ".