2015 Audi A4: owner complaints and recalls
Analysis of 44 owner complaints filed with NHTSA and 0 recall campaigns. Updated 2026-07-25.
44
Complaints
0
Recalls
4
Crash reports
0
Fire reports
6
Injuries
145.5
Severity index
Severity index 145.5 - High. This weights crashes, fires, injuries and fatalities per 100 complaints; see methodology.
Among the 143 2015 vehicles we track with at least 40 complaints on file, the 2015 Audi A4 ranks 21 of 143 by severity, where 1 is the worst. Its severity is higher than 85% of its model-year peers. See the full 2015 ranking.
What actually fails
| Component | Complaints | Share of complaints citing it |
|---|---|---|
| ENGINE | 16 | 36.4% |
| ELECTRICAL SYSTEM | 7 | 15.9% |
| POWER TRAIN | 6 | 13.6% |
| ENGINE AND ENGINE COOLING | 4 | 9.1% |
| UNKNOWN OR OTHER | 4 | 9.1% |
| AIR BAGS | 4 | 9.1% |
| FUEL/PROPULSION SYSTEM | 3 | 6.8% |
| STEERING | 3 | 6.8% |
The single most-reported system is ENGINE, cited in 16 of 44 complaints (36.4%). One complaint can name several systems, so these shares overlap and do not total 100%.
Complaints filed per year
| Year | Complaints |
|---|---|
| 2014 | 1 |
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 13 |
| 2019 | 8 |
| 2020 | 2 |
| 2021 | 4 |
| 2022 | 4 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 3 |
| 2026 (year to date) | 1 |
Complaint volume is broadly steady year over year.
Source. US National Highway Traffic Safety Administration public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-07-25. Complaints are unverified consumer reports; volume is influenced by how many units were sold and how long the vehicle has been on the road. Not affiliated with NHTSA or any manufacturer.