Audi A6 C5 — Reliability

C5 1997–2004 1 engine

Reliability Summary

Engine 2.4/2.8 V6 (ACK/APS) — 75/100 ACCEPTABLE
Known Issues 1

Engine in this model

ACCEPTABLE 75

2.4/2.8 V6 (ACK/APS)

2.4/2.8 V6 NA

B5/C5 A4/A6 V6. Timing belt (not chain!) — failure destroys engine. Smooth, refined. Oil consumption...

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Known Issues Across All Engines

Issue Engine Severity Onset
Timing belt failure (interference) 2.4/2.8 V6 (ACK/APS) critical 90,000 km – 120,000 km