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Home >> Infiniti >> 2011 >> QX56 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Component Testing >> Low Pressure Fuel Pump >> Component Function Check

Component Function Check

  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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