# P0420 on the 2024 Audi Q3

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 P0420

- [10253337](https://open.wenmarpro.com/bulletins/10253337), 2024-05-07: Noise from front door trim panel while driving Air suspension warning \- DTC P089200 charge handle doesn't release vehicle will not charge Corrosion on wheelhouse cover plate P008700 \- low fuel pressure P042000: Catalyst System,Bank1 Efficiency Below U060B00 \- no com to G31 boost pressure sensor Airbag light on, DTCs B101704, B103604 Wind noise from front doors at highway speeds
- [10253336](https://open.wenmarpro.com/bulletins/10253336), 2024-05-07: Noise from front door trim panel while driving Air suspension warning \- DTC P089200 charge handle doesn't release vehicle will not charge Corrosion on wheelhouse cover plate P008700 \- low fuel pressure P042000: Catalyst System,Bank1 Efficiency Below U060B00 \- no com to G31 boost pressure sensor Airbag light on, DTCs B101704, B103604 Water intrusion from sunroof Wind noise from front doors at highway speeds
- [10251506](https://open.wenmarpro.com/bulletins/10251506), 2024-04-05: Noise from front door trim panel while driving Low coolant warning in cluster, coolant level is correct Front window inoperative Air suspension warning \- DTC P089200 charge handle doesn't release vehicle will not charge Temp sensor DTC P218500 Corrosion on wheelhouse cover plate P008700 \- low fuel pressure P042000: Catalyst System, Bank1 Efficiency Below