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Home >> Infiniti >> 2021 >> QX80 Premium Select, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (3 Of 5) >> Engine (ECM) >> DTC P0462: Fuel Level Sensor >> DTC Diagnosis Procedure

DTC Diagnosis Procedure

  1. CHECK DTC WITH "COMBINATION METER" 

    Refer to Diagnosis Description .

    Is any DTC detected?

    YES

    Perform trouble diagnosis of detected DTC.

    NO

    GO TO 2.

  2. CHECK FUEL LEVEL SENSOR SIGNAL CIRCUIT 

    Check fuel level sensor signal circuit. Refer to Component Function Check .

    Is the inspection result normal?

    YES

    Check intermittent incident. Refer to Inspection .

    NO

    Perform trouble diagnosis of fuel level sensor signal circuit. Refer to Diagnosis Procedure .

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