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Home >> Nissan-Datsun >> 2004 >> Altima S, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1178 (Engine Control System - Component Testing (VK56DE)) >> On Board Refueling Vapor Recovery (ORVR) >> Diagnosis Procedure >> Symptom: Fuel Odor From EVAP Canister Is Strong

Symptom: Fuel Odor From EVAP Canister Is Strong

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
    G08165270Courtesy 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.

  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 REFUELING EVAP VAPOR CUT VALVE

    Refer to "COMPONENT INSPECTION ".

    OK or NG 

    OK: INSPECTION END 

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