# P0456 on the 2016 Audi A5

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

- [10123709](https://open.wenmarpro.com/bulletins/10123709), 2017-11-17: Supersedes Technical Service Bulletin Group 20 number 15\-51 dated October 28, 2015. The MIL is on. DTC P045600 \(EVAP System Leak Detected NVLD \(very small leak\)\) is stored in the engine control module \(ECM\), J623 \(address word 01\). Drivability is not affected. Various parts have been replaced under warranty for the condition noted above, but no issues were identified with these parts.
- [10123707](https://open.wenmarpro.com/bulletins/10123707), 2017-11-17: Supersedes Technical Service Bulletin Group 20 number 15\-49 dated October 15, 2015. The MIL is on. DTC P045600 \(EVAP System Leak Detected NVLD \(very small leak\)\) is stored in the engine control module \(ECM\), J623 \(address word 01\). Drivability is not affected. Various parts have been replaced under warranty for the condition noted above, but no issues were identified with these parts.
- [10123705](https://open.wenmarpro.com/bulletins/10123705), 2017-11-17: The MIL is on. DTC P045600 \(EVAP System Leak Detected NVLD \(very small leak\)\) is stored in the engine control module \(ECM\), J623 \(address word 01\). Drivability is not affected. Various parts have been replaced under warranty for the condition noted above, but no issues were identified with these parts. In an effort to gain information, we are asking that you contact the Audi Technical Assistance Center \(TAC\) before replacing any parts. This will assist us in diagnosing any potential issues with the condition noted above.
- [10123654](https://open.wenmarpro.com/bulletins/10123654), 2017-11-17: Supersedes Technical Service Bulletin Group 20 number 15\-53 dated October 29, 2015. The MIL is on. DTC P045600 \(EVAP System Leak Detected NVLD \(very small leak\)\) is stored in the engine control module \(ECM\), J623 \(address word 01\). Drivability is not affected. Various parts have been replaced under warranty for the condition noted above, but no issues were identified with these parts. In an effort to gain information, we are asking that you contact the Audi Technical Assistance Center \(TAC\) before replacing any parts. This will assist us in diagnosing any potential issues with the condition noted above.
- [10118304](https://open.wenmarpro.com/bulletins/10118304), 2017-10-04: MIL on \(DTC P045600 \- EVAP system leak detected NVLD \(very small leak\)\) \- Repair Authorization. DTC P045600 \(EVAP System Leak Detected NVLD \(very small leak\)\) is stored in the engine control module \(ECM\), J623 \(address word 01\). Drivability is not affected.