Audi A6 C6 — Reliability

C6 2004–2011 1 engine

Reliability Summary

Engine 2.7 TDI — 60/100 CAUTION
Known Issues 2

Engine in this model

CAUTION 60

2.7 TDI

2.7 TDI V6 (BPP/CANB/CANA)

C6 A6, B7 A4. Chain driven BUT chain at rear (expensive). Injector failures. DPF. EGR. Better than 2...

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Known Issues Across All Engines

Issue Engine Severity Onset
Timing chain at rear of engine 2.7 TDI critical 100,000 km – 180,000 km
Injector failure 2.7 TDI high 100,000 km – 200,000 km