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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 2407 (Engine Control System - Component Testing (VK56DE)) >> On Board Refueling Vapor Recovery (ORVR) >> Diagnosis Procedure >> Symptom: Cannot Refuel/Fuel Odor From The Fuel Filler Opening Is Strong While Refueling

Symptom: Cannot Refuel/Fuel Odor From The Fuel Filler Opening Is Strong While Refueling

WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK EVAP CANISTER
    1. Remove EVAP canister with EVAP canister vent control valve and EVAP control system pressure sensor attached. Refer to "REMOVAL AND INSTALLATION ".
    2. Weigh the EVAP canister with EVAP canister vent control valve and EVAP control system pressure sensor attached.

    The weight should be less than 2.0 kg (4.4 lb)  .

    OK or NG 

    OK: GO TO 2.

    NG: GO TO  3.

  2. CHECK IF EVAP CANISTER IS SATURATED WITH WATER

    Does water drain from the EVAP canister?

    Yes or No 

    Yes: GO TO 3.

    No: GO TO  6.

    Fig 1: Checking EVAP Canister Vent Control Valve For Water
    G08165271Courtesy of NISSAN NORTH AMERICA, INC.
  3. REPLACE EVAP CANISTER

    Replace EVAP canister with a new one. Refer to "REMOVAL AND INSTALLATION ".

    GO TO 4.

  4. CHECK DRAIN FILTER

    Refer to "COMPONENT INSPECTION ".

    OK or NG 

    OK: GO TO 5.

    NG: Replace drain filter. Refer to EVAPORATIVE EMISSION SYSTEM .

  5. DETECT MALFUNCTIONING PART

    Check the EVAP hose between EVAP canister and drain filter for clogging or poor connection.

    Repair or replace EVAP hose. Refer to INTAKE MANIFOLD .

  6. CHECK VENT HOSES AND VENT TUBES

    Check hoses and tubes between EVAP canister and refueling EVAP vapor cut valve for clogging, kinks, looseness and improper connection.

    OK or NG 

    OK: GO TO 7.

    NG: Repair or replace hoses and tubes.

  7. CHECK FILLER RECIRCULATION LINE

    Check recirculation line for clogging, dents and cracks.

    OK or NG 

    OK: GO TO 8.

    NG: Replace filler tube.

  8. CHECK REFUELING EVAP VAPOR CUT VALVE

    Refer to "COMPONENT INSPECTION ".

    OK or NG 

    OK: GO TO 9.

    NG: Replace refueling EVAP vapor cut valve with fuel tank. Refer to "REMOVAL AND INSTALLATION ".

  9. CHECK FUEL FILLER TUBE

    Check filler filler tube and hose connected to the fuel tank for clogging, dents and cracks.

    OK or NG 

    OK: GO TO 10.

    NG: Replace fuel filler tube.

  10. CHECK ONE-WAY FUEL VALVE-I

    Check one-way valve for clogging.

    OK or NG 

    OK: GO TO 11.

    NG: Repair or replace one-way fuel valve with fuel tank. Refer to "REMOVAL AND INSTALLATION ".

  11. CHECK ONE-WAY FUEL VALVE-II
    1. Check that fuel is drained from the tank.
    2. Remove fuel filler tube and hose.
    3. Check one-way fuel valve for operation as per the following.

    When a stick is inserted, the valve should open, when removing stick it should close.

    Never drop any material into the tank  .

    OK or NG 

    OK: INSPECTION END 

    NG: Replace fuel filler tube or replace one-way fuel valve with fuel tank. Refer to REMOVAL AND INSTALLATION .

    Fig 2: Checking One-Way Fuel Valve-II
    G08165272Courtesy of NISSAN NORTH AMERICA, INC.