Engine complaints and recalls from NHTSA
Summary
The 2018 Audi S4 has 3 NHTSA engine complaints and 0 engine-related recalls.
3
Complaints
0
Recalls
0
Injuries Reported
Data source: National Highway Traffic Safety Administration (NHTSA) · Last updated April 7, 2026
| Date ↓ | Component | Summary |
|---|---|---|
| May 8, 2025 | ENGINE | Water pump defect for the 3.0L ea839 turbo engine found across many Porsche and Audi models. Defect ... |
| Feb 27, 2025 | ENGINE | My 2018 Audi S4 has a catastrophic engine failure issue and this is common with the EA839 engine. Th... |
| Apr 6, 2024 | ENGINE | PCV housing and lines failed. Caused pressure to build up thus shooting off the oil cap shooting oil... |