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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R Spec V >> Repair and Diagnosis (Single Page) >> External Pages >> Different car >> Section 108 (Engine Controls - System & Component Testing) >> Emission Systems & Sub-Systems >> On Board Refueling Vapor Recovery (ORVR) System >> Cannot Refuel/Fuel Odor From Fuel Filler While Refueling
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Cannot Refuel/Fuel Odor From Fuel Filler While Refueling

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2003 Infiniti QX4, 2003 Infiniti Q45, 2003 Infiniti M45, 2003 Infiniti I35, and 2003 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove EVAP canister with EVAP Canister Vent Control Valve (EVAP-CVCV) attached. See Figure. Weigh EVAP canister with EVAP-CVCV attached. If weight is less than 4.0 lbs. (1.8 kg), go to next step. If weight is more than 4.0 lbs. (1.8 kg), go to step  3.
  2. Invert EVAP canister. If water drains from EVAP canister, go to next step. If water does not drain from EVAP canister, go to step  5.
  3. Replace EVAP canister. Remove water separator. Inspect water separator and hose for cracks or blockage. Repair as necessary. If no problems are found, go to next step.
    CAUTION: DO NOT disassemble water separator.
  4. With water separator port "A" plugged, blow air into port "B". See Figure. Air should flow out of port "C". With port "C" plugged, blow air into port "B". Air should flow out of port "A". If operation is as specified, go to next step. If operation is not as specified, replace water separator.
  5. Check hoses between EVAP canister and refueling control valve for blockage, leak or improper connection. See Figure. Also check signal line and recirculation line for blockage or leak. See Figure. Repair as necessary. If no problems are found, go to next step.
  6. Check refueling control valve. See REFUELING CONTROL VALVE TEST . If refueling control valve is okay, go to next step. If refueling control valve is not okay, replace fuel tank.
  7. Check refueling EVAP vapor cut valve. See REFUELING EVAP VAPOR CUT VALVE TEST . If refueling EVAP vapor cut valve is okay, go to next step. If refueling EVAP vapor cut valve is not okay, replace fuel tank.
  8. Check fuel filler tube and hose for blockage or leak. Replace fuel filler tube, if necessary. If fuel filler tube is okay, go to next step.
  9. Check one-way fuel valve for blockage. Repair as necessary. If no blockage exists, ensure fuel tank is empty. Insert a suitable dowel through one-way fuel valve. One-way fuel valve should open. Remove dowel. One-way fuel valve should close. If operation is as specified, test is complete. If operation is not as specified, replace fuel tank.
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