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Home >> Infiniti >> 2013 >> FX50 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - System Component Testing >> On Board Refueling Vapor Recovery (ORVR) >> Except For MEXICO >> EXCEPT FOR MEXICO: Component Inspection
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EXCEPT FOR MEXICO: Component Inspection

  1. CHECK REFUELING EVAP VAPOR CUT VALVE 
    1. Turn ignition switch OFF.
    2. Remove fuel tank. Refer to "REMOVAL AND INSTALLATION ".
    3. Drain fuel from the tank as per the following:
      • Remove fuel gauge retainer.
      • Drain fuel from the tank using a handy pump into a fuel container.
    4. Check refueling EVAP vapor cut valve for being stuck to close as per the following.

      Blow air into the refueling EVAP vapor cut valve (from the end of EVAP/ORVR line hose), and check that the air flows freely into the tank.

    5. Check refueling EVAP vapor cut valve for being stuck to open as per the following.
      • Connect vacuum pump to hose end.
      • Remove fuel gauge retainer with fuel gauge unit.

        Always replace O-ring with new one. 

      • Turn fuel tank upside down.
      • Apply vacuum pressure to hose end [-13.3 kPa (-0.136 kg/cm3 , -1.93 psi)] with fuel gauge retainer remaining open and check that the pressure is applicable.
        Fig 1: Checking Fuel Tank And EVAP/ORVR Line Using Vacuum/Pressure Handy Pump
        G09001532Courtesy of NISSAN NORTH AMERICA, INC.

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: Replace refueling EVAP vapor cut valve with fuel tank.