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Home >> Mazda >> 2006 >> 3 i, 2.0 F, Standard >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System >> Non-Return Valve Inspection

Non-Return Valve Inspection

  1. Remove the fuel-filler pipe. (See FUEL TANK REMOVAL/INSTALLATION ).
  2. Move the valve and verify that the valve opens to 90°  .
    • If it does not open, replace the fuel-filler pipe.
  3. Verify that the non-return valve returns to the normal position by spring force.
    • If it does not return, replace the fuel-filler pipe.
      Fig 1: Removing Fuel-Filler Pipe Non-Return Valve
      G04313631Courtesy of MAZDA MOTORS CORP.
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