Audi A6 C5 — Reliability

C5 1997–2004 1 engine

Reliability Summary

Engine 1.8T (EA113) — 72/100 ACCEPTABLE
Known Issues 2

Engine in this model

ACCEPTABLE 72

1.8T (EA113)

1.8T 20V Turbo I4

B5 A4/Passat B5. AEB/APU/AWM codes. Oil sludge issue if intervals skipped. Turbo failure at 150k+ km...

View details →

Known Issues Across All Engines

Issue Engine Severity Onset
Oil sludge formation 1.8T (EA113) high 60,000 km – 120,000 km
Turbo failure 1.8T (EA113) high 120,000 km – 200,000 km