Audi A6 C6 — Reliability

C6 2004–2011 1 engine

Reliability Summary

Engine 2.7 TDI — 80/100 BUY
Known Issues 3

Engine in this model

BUY 80

2.7 TDI

2.7 TDI V6 (BPP/CANB/CANA)

Stroke-reduced sibling of the 3.0 V6 TDI in the A4 B7/B8, A5 and A6 C6, rated by German used-car gui...

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Known Issues Across All Engines

Issue Engine Severity Onset
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 200,000 km
Intake manifold flap linkage wear - fault code P3134, warning lamp 2.7 TDI moderate 100,000 km