Audi A6 C6 — Reliability
Reliability Summary
Engine
2.7 TDI — 80/100
BUY
Known Issues
3
Engine in this model
Known Issues Across All Engines
| Issue | Engine | Severity |
|---|---|---|
| Piezo injector failure - needle-seat wear | 2.7 TDI | high |
| Timing chains at the gearbox end - wear or stretch, engine-out repair | 2.7 TDI | high |
| Intake manifold flap linkage wear - fault code P3134, warning lamp | 2.7 TDI | moderate |