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Home >> Hyundai >> 2005 >> XG350 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 2) >> Trouble Shooting For DTC >> DTC P0462: Fuel Level Sensor A Circuit Low Input >> Inspection/Repair >> Component Inspection
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Component Inspection

  1. Ignition "OFF".
  2. Disconnect Fuel Level Sensor connector.
  3. Measure resistance between terminal 1 and 3 of the Fuel Level Sensor connector during lifting fuel float up and down (To Component Side).
    FLS REFERENCE CHART

    FLS Normal Parameter
    Float position Full gauge 3/4 1/2 1/4 Empty gauge
    Resistance 36Ω 66Ω 110Ω 200Ω
    Fuel volume 68 52 38 23 5
    Fig 1: Measuring Resistance Between Terminal 1 And 3 Of Fuel Level Sensor Connector During
    G07375515
  4. Is the measured resistance of Fuel Level Sensor within specifications?

    YES

    • Substitute with a known - good PCM and check for proper operation.

      If the problem is corrected, replace PCM and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO

    • Substitute with a known - good Fuel Level Sensor and check for proper operation.

      If the problem is corrected, replace Fuel Level Sensor and go to "VERIFICATION OF VEHICLE REPAIR " procedure.