Fuel systemPart report
2021 Audi A8 Fuel system Problems
- Complaints
- 1about this part
- Share
- 20%of 5 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the fuel system of the 2021 Audi A8, 20% of the 5 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Related service bulletins
- 11035829Jul 13, 2026This bulletin provides information when DTC B105A1A, B103E25 is stored in 0017; fuel tank level implausible.
- 11035828Jul 2, 2026This bulletin provides information when DTC B105A1A, B103E25 is stored in 0017; fuel tank level implausible.
Fuel system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2021 | 1 | 20% |
| 2017 | 1 | 13% |
| 2016 | 1 | 9% |
| 2015 | 1 | 3% |
| 2014 | 3 | 17% |
| 2013 | 5 | 10% |
| 2012 | 3 | 27% |
| 2011 | 1 | 7% |
| 2006 | 1 | 17% |
| 2004 | 2 | 10% |
| 2001 | 1 | 17% |
| 1999 | 1 | 11% |
Other parts of the 2021 Audi A8
Electrical system
2 complaintsTransmission and drivetrain
2 complaintsEngine
1 complaintsBody and structure
1 complaints
2 complaintsTransmission and drivetrain
2 complaintsEngine
1 complaintsBody and structure
1 complaints
← All problems reported for the 2021 Audi A8
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology