2.4/2.8 V6 (ACK/APS)
Audi · 2.4/2.8 V6 NA
1997–2005
"B5/C5 A4/A6 V6. Timing belt (not chain!) — failure destroys engine. Smooth, refined. Oil consumption at high mileage. Water pump driven by timing belt — replace together."
Mileage Risk Timeline
When problems typically appear — enter your mileage to see your risk zone
Known Issues 1
Timing belt failure (interference)
▸No warning — engine destruction
INTERFERENCE engine. Belt snap = valve/piston contact. Replace every 90k km or 5 years.
ΚΡΙΣΙΜΟ: Ιμάντας χρονισμού κάθε 90k km. Ο κινητήρας καταστρέφεται αν σπάσει.
Models with 2.4/2.8 V6 (ACK/APS) 5
Related Guides
Other Audi Engines
Tuning Potential
Minimal NA potential
Frequently Asked Questions
Is the Audi 2.4/2.8 V6 (ACK/APS) reliable?
The Audi 2.4/2.8 V6 (ACK/APS) scores 75/100 with a verdict of ACCEPTABLE. It has 1 documented issues with total repair costs between €400 and €900.
What are the common problems with the 2.4/2.8 V6 (ACK/APS)?
The most common issues are:
- Timing belt failure (interference) — critical, repair cost €400–€900, 90,000 km–120,000 km
What cars use the Audi 2.4/2.8 V6 (ACK/APS)?
How much does it cost to repair the 2.4/2.8 V6 (ACK/APS)?
Total potential repair costs for all 1 known issues range from €400 to €900. The most expensive issue is typically .
What years was the 2.4/2.8 V6 (ACK/APS) produced?
The Audi 2.4/2.8 V6 (ACK/APS) was produced from 1997 to 2005. It is a 2771cc V6 petrol na engine.
Scores are calculated from documented issues, repair costs, and failure patterns across thousands of owner reports and technical sources. Learn about our methodology. Always inspect before you buy.