# P0456 on the 2023 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

- [11034668](https://open.wenmarpro.com/bulletins/11034668), 2026-07-07: This bulletin provides information when the fuel tank cap seal is leaking; DTC P044200, P045600 and/ or P00EF00 in stored in the ECM.
- [11025354](https://open.wenmarpro.com/bulletins/11025354), 2025-11-08: This bulletin provides information when the fuel tank cap seal is leaking; DTC P044200, P045600 and/ or P00EF00 in stored in the ECM.
- [11022688](https://open.wenmarpro.com/bulletins/11022688), 2025-09-04: This TSB provides information when the fuel tank cap seal is leaking, DTC P044200, P045600, and/or P00EF00 stored in ECM.
- [11009924](https://open.wenmarpro.com/bulletins/11009924), 2024-11-06: This bulletin provides information when the MIL is on P045600 Very Small Leak Detected \- NVLD.
- [11009296](https://open.wenmarpro.com/bulletins/11009296), 2024-10-26: Summary of all Audi Vin4Pin topics in June Gas cap seal deformed \(P045600\) 02 Sensor P013B00 MIB3 \- Stuck on loading user information when booting up Roof panel buttons inop
- [11009281](https://open.wenmarpro.com/bulletins/11009281), 2024-10-26: Summary of all Audi Vin4Pin topics in June Gas cap seal deformed \(P045600\) 02 Sensor P013B00 MIB3 \- Stuck on loading user information when booting up Roof panel buttons inop
- [11009266](https://open.wenmarpro.com/bulletins/11009266), 2024-10-26: Summary of all Audi Vin4Pin topics in June Gas cap seal deformed \(P045600\) 02 Sensor P013B00 MIB3 \- Stuck on loading user information when booting up Roof panel buttons inop
- [11009251](https://open.wenmarpro.com/bulletins/11009251), 2024-10-26: Summary of all Audi Vin4Pin topics in June Gas cap seal deformed \(P045600\) 02 Sensor P013B00 MIB3 \- Stuck on loading user information when booting up Roof panel buttons inop
- [11009236](https://open.wenmarpro.com/bulletins/11009236), 2024-10-26: Summary of all Audi Vin4Pin topics in June Gas cap seal deformed \(P045600\) 02 Sensor P013B00 MIB3 \- Stuck on loading user information when booting up Roof panel buttons inop
- [11009221](https://open.wenmarpro.com/bulletins/11009221), 2024-10-26: Summary of all Audi Vin4Pin topics in June Gas cap seal deformed \(P045600\) 02 Sensor P013B00 MIB3 \- Stuck on loading user information when booting up Roof panel buttons inop