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Home >> Infiniti >> 2004 >> M45 >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control System >> DTC P0456: EVAP Control System >> Diagnostic Procedure >> 1. Check Fuel Filler Cap Design
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1. Check Fuel Filler Cap Design

  1. Turn ignition switch OFF.
  2. Check for genuine NISSAN fuel filler cap design.

OK or NG 

  1. OK: GO TO 2.
  2. NG: Replace with genuine NISSAN fuel filler cap.
    Fig 1: Identifying Genuine NISSAN Fuel Filler Cap
    G00796119Courtesy of NISSAN MOTOR CO., U.S.A.