2.5 TFSI I5
Audi · 2.5L Turbo I5
2009–present
"Legendary 5-cyl. 9x Engine of the Year. Forged internals. Surprisingly reliable."
Mileage Risk Timeline
When problems typically appear — enter your mileage to see your risk zone
Known Issues 2
Wastegate rattle (2015-2018 production)
▸Rattling noise at light throttle and cold, especially 2015-2018 models
Wastegate rattle is the known I5 issue on 2015-2018 RS3/TT RS. Audi issued revised actuator. Otherwise engine excellent.
Ask for production date. 2015-2018: check if wastegate actuator updated. Post-2018: largely resolved.
Carbon buildup (DI engine)
▸Rough cold idle, hesitation
Five cylinders = more valves = more potential carbon. Still excellent engine overall.
Walnut blast at 80k km if symptomatic. Any VAG specialist in Greece.
Models with 2.5 TFSI I5 5
Related Guides
Other Audi Engines
Tuning Potential
500hp+ Stage 2
Frequently Asked Questions
Is the Audi 2.5 TFSI I5 reliable?
The Audi 2.5 TFSI I5 scores 83/100 with a verdict of BUY. It has 2 documented issues with total repair costs between €700 and €1,600.
What are the common problems with the 2.5 TFSI I5?
The most common issues are:
- Wastegate rattle (2015-2018 production) — minor, repair cost €300–€800, 20,000 km–80,000 km
- Carbon buildup (DI engine) — minor, repair cost €400–€800, 60,000 km–120,000 km
What cars use the Audi 2.5 TFSI I5?
The 2.5 TFSI I5 is found in:
- Ducato (2011–present)
- TT (2009–2014)
- Q3 (2013–2018)
- A3 (2022–present)
- TT RS 2.5 TFSI (2016–2023)
How much does it cost to repair the 2.5 TFSI I5?
Total potential repair costs for all 2 known issues range from €700 to €1,600. The most expensive issue is typically .
What years was the 2.5 TFSI I5 produced?
The Audi 2.5 TFSI I5 was produced from 2009 to present. It is a 2480cc I5 petrol turbo 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.