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Home >> Infiniti >> 2015 >> QX80 Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter, Warning Lamp & Indicator >> Symptom Diagnosis >> The Fuel Gauge Indicator Does Not Operate >> Diagnosis Procedure

Diagnosis Procedure

  1. CONDUCTING THE COMBINATION METER SELF-DIAGNOSIS MODE

    Perform the self-diagnosis mode of combination meter, and then check that the fuel gauge operates normally. Refer to ON BOARD DIAGNOSIS FUNCTION .

    Is the inspection result normal?

    YES 

    GO TO STEP 2. 

    NO 

    Replace the combination meter.

  2. CHECK FLOAT INTERFERENCE

    Check that the float arm interferes with or binds to other components in the fuel tank.

    Is the inspection result normal?

    YES 

    GO TO STEP 3  .

    NO 

    Repair or replace malfunctioning part.

  3. CHECK FUEL LEVEL SENSOR SIGNAL CIRCUIT

    Check the fuel level sensor signal circuit. Refer to COMPONENT FUNCTION CHECK .

    Is the inspection result normal?

    YES 

    Check intermittent incident. Refer to INTERMITTENT INCIDENT .

    NO 

    Repair or replace malfunctioning parts.