The engine shows below-average reliability with a risk score of 7.0 out of 10. Camshaft wear is the primary weakness and repairs are costly. Strong service history is essential.
Volkswagen Group 2.5 V6 TDI (EA330)
2.5 V6 TDI (EA330) Engine
The 2.5 V6 TDI (EA330) is a diesel engine manufactured by Volkswagen Group. It has a displacement of 2.5 liters and was produced from 1997 to 2006.
Typical Use Cases
- Audi A4 (B5/B6): 1997–2005
- Audi A6 (C5): 1997–2004
- Volkswagen Passat (B5): 1999–2005
- Audi Allroad (C5): 2000–2005
This overview summarizes the reliability of the Volkswagen Group 2.5 V6 TDI (EA330), including common issues and cost drivers.
Technical Specifications
Manufacturer
Volkswagen Group
Fuel Type
Diesel
Displacement
2.5 L
Production
1997–2006
Power Output
150 hp
Emissions
Euro 3, Euro 4
Reliability Analysis
Caution
Autoscore Verdict
Caution. The risk score of 7.0 reflects costly camshaft wear risks.
Risk Score
7
out of 10
Common Problems & Weak Points
| Issue | Typical Mileage | Repair Cost (Est.) | Severity |
|---|---|---|---|
| Camshaft Wear | ~160,000 km | €1200 – €2500 | High |
Camshaft Wear
The 2.5 V6 TDI is known for camshaft and lifter wear at higher mileage. When it occurs, the engine loses power and develops valve train noise. This is a medium-probability issue around 160,000 km. Repairs are expensive due to labor and parts involved.
Typical Mileage: 160,000 km
Cost: €1200–2500
Buyer's Inspection Checklist
- Listen for tapping or rattling from the valve train at idle.
- Check service records for camshaft or lifter replacements.
- Verify consistent oil changes with correct specification oil.
- Inspect for smoke under load and uneven power delivery.
Frequently Asked Questions
Is the 2.5 V6 TDI (EA330) engine reliable?
The 2.5 V6 TDI (EA330) has known weak points, but with good maintenance the reliability is solid. See the risk analysis and common problems for specifics. Start a report for a specific car.
How expensive are typical repairs?
Common repairs fall into a mid-range cost band depending on the issue and workshop. Check the cost ranges in the table. Use the used car report for specific listings.
Which model years are best for this engine?
Newer production years often include technical updates. Review the production years and revisions in the specs. Use Car Check for quick screening.
Related Engines
Volkswagen Group
Volkswagen 1.9 TDI (PD)
Risk Score
3
FuelDiesel
Production2000–2010
View Reliability Report
Volkswagen Group
1.9 TDI (VE)
Risk Score
3.5
FuelDiesel
Production1991–2004
View Reliability Report
Volkswagen Group
3.0 V6 TDI (EA897)
Risk Score
5
FuelDiesel
Production2010–Present
View Reliability Report
Volkswagen Group
EA288
Risk Score
5
FuelDiesel
Production2012–Present
View Reliability Report