# Service bulletin A4722162055646\_4

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: 10217691
- Published by NHTSA: 2022\-09\-01
- Manufacturer's number: A4722162055646\_4
- Manufacturer's date: 2022\-08\-11
- NHTSA component: SERVICE BRAKES; ENGINE AND ENGINE COOLING

## NHTSA's summary

This bulletin contains repair instructions for when the vehicle sporadically does not start and there is a hard brake pedal concern.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10217691-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10217691-9999.pdf)

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

## Components

Brakes, Engine

## Vehicles listed

- 2017 to 2021 AUDI A4
- 2020 to 2021 AUDI A4 ALLROAD
- 2018 to 2021 AUDI A5
- 2018 to 2021 AUDI A5 CABRIOLET
- 2019 to 2021 AUDI A6
- 2020 to 2021 AUDI A6 ALLROAD
- 2019 to 2021 AUDI A7
- 2021 AUDI A7 E
- 2018 to 2021 AUDI Q5
- 2021 AUDI Q5 PHEV
- 2017 to 2023 AUDI Q7
- 2019 to 2023 AUDI Q8
- 2018 to 2019 AUDI RS 5
- 2021 AUDI RS 5
- 2021 AUDI RS 6 AVANT
- 2021 AUDI RS 7
- 2018 to 2021 AUDI S5
- 2018 to 2021 AUDI S5 CABRIOLET
- 2020 to 2021 AUDI S6
- 2020 to 2021 AUDI S7
- 2018 to 2021 AUDI SQ5

## Recalls for the same vehicles and component

- [23V601000](/recalls/nhtsa/23V601000.md), 2023-08-25: SERVICE BRAKES, HYDRAULIC:FLUID
- [2023286](/recalls/tc/2023286.md), 2023-05-12: Brakes
- [2022576](/recalls/tc/2022576.md), 2022-10-07: Engine
- [22V753000](/recalls/nhtsa/22V753000.md), 2022-10-07: ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL
- [21V339000](/recalls/nhtsa/21V339000.md), 2021-05-12: ENGINE
- [2019235](/recalls/tc/2019235.md), 2019-05-17: Brakes
- [2019173](/recalls/tc/2019173.md), 2019-04-08: Brakes
- [19V277000](/recalls/nhtsa/19V277000.md), 2019-04-08: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER
- [2018292](/recalls/tc/2018292.md), 2018-06-01: Brakes
- [18V369000](/recalls/nhtsa/18V369000.md), 2018-06-01: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER

## Other bulletins for the same vehicles and component

- [TSB\_2083393\_1](/bulletins/11038129.md), 2026-10-05, Service bulletin: ENGINE. This bulletin provides information when the starter/generator drive belt is noisy or came off.
- [TSB\_2081030\_4](/bulletins/11038090.md), 2026-10-05, Service bulletin: ENGINE. This bulletin provides information when there is an abnormal knocking noise from the engine compartment; V6 3.0L TFSI.
- [TSB\_2069531\_2](/bulletins/11038035.md), 2026-10-05, Service bulletin: ENGINE. This bulletin provides information when the MIL is on, EVAP pressure/temp sensor incorrect DTC displayed: P202400, P045000, P045200, P24D600, P24D800, P2B7B00.
- [TSB\_2081030\_3](/bulletins/11036938.md), 2026-09-04, Service bulletin: ENGINE. This bulletin provides information when there is an abnormal engine knocking noise from the engine compartment; V6 3.0L TFSI.
- [TSB\_2079917\_2](/bulletins/11036935.md), 2026-09-04, Service bulletin: ENGINE. This bulletin provides information when the engine can only be started with a delay; 2.0 ltr. 4 cyl. TFSI.
- [TSB\_2079209\_3](/bulletins/11036931.md), 2026-09-04, Service bulletin: ENGINE. This bulletin provides information when the exhuast emissions warning lamp is on P0299.
- [TSB\_2077435\_3](/bulletins/11036924.md), 2026-09-04, Service bulletin: SERVICE BRAKES. This bulletin provides information when there are cracks on the friction ring surface on ceramic brake discs.
- [TSB\_2075120\_3](/bulletins/11036921.md), 2026-09-04, Service bulletin: SERVICE BRAKES. This bulletin provides information about the general approach for brake vibration concerns.
- [TSB\_2072304\_4](/bulletins/11036914.md), 2026-09-04, Service bulletin: SERVICE BRAKES. This bulletin provides information when there is an ABS/ESC speed sensor implausible signal.
- [TSB\_2069904\_3](/bulletins/11036911.md), 2026-09-04, Service bulletin: SERVICE BRAKES. This bulletin provides information for all models regarding brake sounds.

JSON: [/v1/bulletins/10217691](/v1/bulletins/10217691)

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