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Home >> Infiniti >> 2017 >> QX80 Base, RWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (4 Of4) >> DTC/Circuit Diagnosis >> Low Pressure Fuel Pump >> Component Function Check >> Diagnostic Test
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Diagnostic Test

  1. CHECK FUEL PUMP FUNCTION

    1. Turn ignition switch ON.
    2. Pinch fuel feed hose with two fingers.
      NOTE:

      Fuel pressure pulsation should be felt on the fuel feed hose for 1 second after ignition switch is turned ON.

    Is the inspection result normal?

    YES 

    INSPECTION END

    NO 

    DIAGNOSIS PROCEDURE .

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