Audi A8 D3 — Reliability

D3 2003–2005 1 engine

Reliability Summary

Engine 3.0 V6 30V (EA835: ASN/AVK/BBJ) — 75/100 ACCEPTABLE
Known Issues 4

Engine in this model

ACCEPTABLE 75

3.0 V6 30V (EA835: ASN/AVK/BBJ)

3.0 V6 NA (ASN/AVK/BBJ)

Audi's naturally aspirated 3.0 30-valve V6 (2000-2008, 218-220 hp): A4 B6/B7 and Cabriolet, A6 C5 an...

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Known Issues Across All Engines

Issue Engine Severity Onset
Coolant pump failure and overheating (can crack the block) 3.0 V6 30V (EA835: ASN/AVK/BBJ) high 97,000 km – 129,000 km
Timing belt failure (often after the water pump fails) 3.0 V6 30V (EA835: ASN/AVK/BBJ) high 97,000 km – 145,000 km
Camshaft adjusters and chain tensioners wear 3.0 V6 30V (EA835: ASN/AVK/BBJ) moderate 100,000 km
Ignition coil failure 3.0 V6 30V (EA835: ASN/AVK/BBJ) moderate —