Audi A8, Audi Rs7, Audi S6, Audi S7, Audi S8, model years 2013 to 2017. Filed by Volkswagen Group of America, Inc. and reported to NHTSA on 23 March 2022. 26,093 vehicles potentially affected.
What the notice says Volkswagen Group of America, Inc. (Audi) is recalling certain 2013-2017 A8, S6 Sedan, S7, S8, and 2014-2017 RS7 vehicles. The turbocharger oil supply strainer can become blocked, causing wear to the bearings due to lack of lubrication.
Is your vehicle included? Check with your VIN at NHTSA, or ask a dealer. This page is an independent copy of the notice, kept so you can see what changed after it was published. It is not the authority, and the authority’s own text is the one to act on.
Audi's own number for this recall: 21H7. That is the number on the owner letter and on the dealer paperwork. 22V178 is the number NHTSA gave the same campaign, and the number this page is filed under. They are one recall, written two ways.
What owners ask about this recall
- Which vehicles does recall 22V178 cover?
- Audi A8, Audi RS7, Audi S6, Audi S7, Audi S8, model years 2013-2017.
- What is wrong with them?
- Volkswagen Group of America, Inc. (Audi) is recalling certain 2013-2017 A8, S6 Sedan, S7, S8, and 2014-2017 RS7 vehicles. The turbocharger oil supply strainer can become blocked, causing wear to the bearings due to lack of lubrication.
- What can happen if it is not put right?
- Worn bearings can cause the turbine wheel to contact the turbocharger housing or cause the shaft to break, causing an engine stall and increasing the risk of a crash.
- Is there a fix yet?
- Yes, and it is free. Dealers will replace the oil strainer and perform an oil change, free of charge. Owner notification letters were mailed August 4, 2022. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 21H7.
- What should I do now?
- Check your own vehicle by its VIN with NHTSA, which is the record to act on. Audi calls this recall 21H7, which is the number on the owner letter and the dealer paperwork.
Answered from the register this site holds. NHTSA is the record to act on.
What the authority says can happen if this is not fixed: “Worn bearings can cause the turbine wheel to contact the turbocharger housing or cause the shaft to break, causing an engine stall and increasing the risk of a crash.”
affected
in the notice
caught
| Campaign | 22V178 |
|---|---|
| Filed by | Volkswagen Group of America, Inc. |
| System at fault | Engine And Engine Cooling:Engine:Gasoline:Turbo/Supercharger |
| Reported to NHTSA | 23 March 2022 |
| Model years | 2013-2017 |
| Vehicles named | AUDI A8, AUDI RS7, AUDI S6, AUDI S7, AUDI S8 |
What the notice says today
The consequence
Worn bearings can cause the turbine wheel to contact the turbocharger housing or cause the shaft to break, causing an engine stall and increasing the risk of a crash.
The remedy
Dealers will replace the oil strainer and perform an oil change, free of charge. Owner notification letters were mailed August 4, 2022. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 21H7.
What it said before
This campaign is in the register but not yet in the dated wording archive, so we cannot yet say whether its text has moved. It enters the archive on the next pass.
This is one of 588 notices in the record whose component field names engine and engine cooling. Across that group the median wait before owners were written to was 47 days.
Last checked . No change has been recorded in the wording.
The same recall in other countries
This campaign carries a manufacturer code that also appears in another country’s register, which means the same defect was recalled there too.
- Canada: Transport Canada recall 2022133, recorded 23 March 2022 (within a week of the American filing)
Matched on 21H7, the manufacturer’s own number for this campaign, which is the only field the registers share. Exact match, nothing paired on brand and date. The two dates are adjacent instruments rather than the same one, so a difference of a day or two means nothing.
How often the two countries file on the same day · The European alerts
The models named here, across their whole recall history
- Audi A8 recalls: 20 US campaigns
- Audi S6 recalls: 16 US campaigns
- Audi S7 recalls: 14 US campaigns
- Audi S8 recalls: 15 US campaigns
How to cite this record
Quoting the wording on this page means quoting a version, so the date belongs in the citation:
CarsMultiverse, recall 22V178, wording as read on 16 September 2026. https://carsmultiverse.com/recall/22v178/
The cross-border matches used on this site are deposited as a citable dataset: doi:10.5281/zenodo.22087136. The recall wording itself is published by the national authority named above and is theirs, not ours.
The recall record and its wording are published by the US National Highway Traffic Safety Administration and are US Government public domain. The dated archive, the comparison and any before-and-after above are CarsMultiverse. How fresh every engine behind this page is, is public on the status page. To check a specific vehicle, use NHTSA’s own VIN lookup.
Other Audi notices we hold
- 26V266: 2025 Q5, Q5 Sportback, SQ5, and SQ5 Sportback
- 26V240: 2019-2023 Audi E-Tron Quattro, 2020-2023 Audi E-Tron Sportback, 2024 Q8 E-Tron, Q8 Sportback E-Tron, SQ8 E-Tron, and SQ8 Sportback E-Tron
- 26V209: 2026 Q3
- 26V125: 2019 Audi Q8, Audi A7, and Audi A6
- 25V900: 2019-2026
- 25V899: 2025 SQ6 E-Tron, SQ6 Sportback E-Tron, Q6 Sportback E-Tron, A6, A5, A6 Sportback E-Tron, Q6 E-Tron, S5, and S6 Sportback E-Tron
- 25V294: 2022-2024 Q5 Quattro and Q5 Sportback Quattro
- 25V227: 2022-2023 RS E-TRON GT and E-TRON GT
All 59 Audi campaigns we hold · Every manufacturer in the record
The fingerprint of this notice
We take a SHA-256 of each of the three blocks of text the authority publishes and keep the first eight characters. As we last read campaign 22V178 on 23 August 2026, they were:
- Defect summary
4c8bb6aa - Consequence
f73e8026 - Remedy
1785dfd3
We first read this notice on 21 August 2026. It has not moved since. If it ever does, these characters will not match, and the change will be dated here.
The wording we hold for 22V178 · how the whole register is watched
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Owners of these cars
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