# P0456 on the 2008 Infiniti M45

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.

## Bulletins for this model year that name P0456

- [10208936](https://open.wenmarpro.com/bulletins/10208936), 2022-03-12: DTC P0456 CAUSED BY EVAP LEAK AT VENT CONTROL VALVE O\-RING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
- [10192265](https://open.wenmarpro.com/bulletins/10192265), 2021-05-10: SERVICE INFORMATION If one or more of these EVAP leak DTCs are stored \(P0442, P0455, P0456\) on a 2007 through 2011 Infiniti vehicle, a loose fuel fill cap may be the cause. Use the following resources to perform diagnostics and confirm the cause of stored DTCs. ASIST: \- Appropriate Service Manual diagnostic procedures \- Applicable Technical Service Bulletins \(TSB\). Leak Test: \- With CONSULT\-III plus \- WORK SUPPORT \>\> EVAP SYSTEM CLOSE. NOTE: Use Essential Tool J\-42909 or equivalent to pressurize the EVAP system. \- With a "Smoke" leak detection machine. Refer to the machine's Operator's Manual for proper use. Make sure the customer is informed of the proper fuel filler cap installation.
- [10190187](https://open.wenmarpro.com/bulletins/10190187), 2021-04-13: INFINITI; DTC P0456 CAUSED BY EVAP LEAK AT VENT CONTROL VALVE O\-RING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
- [10180978](https://open.wenmarpro.com/bulletins/10180978), 2020-10-08: INFINITI; DTC P0456 CAUSED BY EVAP LEAK AT VENT CONTROL VALVE O\-RING This bulletin has been amended. See Amendment History on the last page. Please discard previous versions of this bulletin.
- [10152991](https://open.wenmarpro.com/bulletins/10152991), 2019-02-19: INFINITI; DTC P0456 CAUSED BY EVAP LEAK AT VENT CONTROL VALVE O\-RING This bulletin has been amended. See Amendment History on the last page. Please discard previous versions of this bulletin.
- [10117392](https://open.wenmarpro.com/bulletins/10117392), 2017-09-14: INFINITI; 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.
- [10053950](https://open.wenmarpro.com/bulletins/10053950), 2013-12-07: INFINITI: DUE TO A LOOSE FUEL FILL CAP, THE EVAP LEAK DTCS \(P0442, P0455, P0456\) ARE STORED AND MAY BE THE CAUSE. MODEL YEARS 2007\-2011. NO MODELS LISTED. \*PE