# Service bulletin A0123722071318\_1

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10241217
- Published by NHTSA: 2023\-09\-01
- Manufacturer's number: A0123722071318\_1
- Manufacturer's date: 2023\-08\-23
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE \(PCV\)

## NHTSA's summary

This bulletin provides information for when the MIL is on and a whistling noise can be heard, DTC P2ADF00.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10241217-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10241217-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine, Exhaust and emissions, Crankcase ventilation \(PCV\)

## Trouble codes named

P2ADF

## Vehicles listed

- 2019 to 2020 AUDI A8
- 2021 AUDI A8
- 2021 to 2023 AUDI RS 6 AVANT
- 2021 to 2023 AUDI RS 7
- 2020 to 2023 AUDI RS Q8
- 2020 to 2022 AUDI S8
- 2020 to 2023 AUDI SQ7
- 2020 to 2023 AUDI SQ8

## Other bulletins for the same vehicles and component

- [A0123782071318\_2](/bulletins/10242908.md), 2023-10-05, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE \(PCV\). This bulletin provides information for when the MIL is on, there is a whistling noise, leaking air Bank 2 \- DTC P2ADF00, Engine Crankcase breather.
- [A0123592069351\_3](/bulletins/10238311.md), 2023-07-10, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE \(PCV\). This bulletin provides information on when the engine crankcase breather has a whistling sound, and DTC P227900 is stored.

JSON: [/v1/bulletins/10241217](/v1/bulletins/10241217)

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