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Home >> Infiniti >> 2004 >> Q45 >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> DTC P1456: EVAP Control System >> Diagnostic Procedure >> 1. Check Fuel Filler Cap Design

1. Check Fuel Filler Cap Design

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

OK or NG 

OK: GO TO 2.

NG: Replace with genuine NISSAN fuel filler cap.