P0456 on the 2003 Nissan 350Z
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
Nobody has written a description of this code yet.
| NTB17-082a | 2017-10-15. Service bulletin. NISSAN; DTC P0456 CAUSED BY EVAP LEAK AT VENT CONTROL VALVE O-RING This bulletin has been amended. The APPLIED VEHICLES and CLAIMS INFORMATION sections have been revised. No other changes have been made. Please discard previous versions of this bulletin. |
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| 02115E | 2003-12-19. Service bulletin. MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0442 (EVAP SMALL LEAK) AND/OR P0456 (EVAP VERY SMALL LEAK) STORED IN SELF DIAGNOSIS RESULTS. *TT |
| 02115D | 2003-10-22. Service bulletin. MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0442 (EVAP SMALL LEAK) AND/OR P0456 (EVAP VERY SMALL LEAK) STORED IN SELF DIAGNOSIS RESULTS. *TT |
| 02115C | 2003-10-21. Service bulletin. MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0442 (EVAP SMALL LEAK) AND/OR P0456 (EVAP VERY SMALL LEAK) STORED IN SELF DIAGNOSIS RESULTS. *TT |
4 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.