EcoBoost 1.5 4-cyl
Ford · 1.5L Turbo I4
2014–present
"Shared coolant intrusion issues with 1.0 EB. More expensive to fix. Kuga/Focus. Multiple reports of sudden failure."
Mileage Risk Timeline
When problems typically appear — enter your mileage to see your risk zone
Known Issues 1
Coolant intrusion (inherited from 1.6)
▸White smoke, milky oil, engine failure
Same class-action as 1.6 (Miller v. Ford). Open-deck block flaw.
AVOID entirely. Same catastrophic failure risk as 1.6.
Models with EcoBoost 1.5 4-cyl 7
Related Guides
Other Ford Engines
Tuning Potential
200hp Stage 1 but risky
Frequently Asked Questions
Is the Ford EcoBoost 1.5 4-cyl reliable?
The Ford EcoBoost 1.5 4-cyl scores 40/100 with a verdict of AVOID. It has 1 documented issues with total repair costs between €3,000 and €7,000.
What are the common problems with the EcoBoost 1.5 4-cyl?
The most common issues are:
- Coolant intrusion (inherited from 1.6) — critical, repair cost €3,000–€7,000, 50,000 km–100,000 km
What cars use the Ford EcoBoost 1.5 4-cyl?
The EcoBoost 1.5 4-cyl is found in:
- Kuga (2014–2019)
- Kuga (2015–2019)
- Kuga (2020–present)
- Mondeo (2018–2022)
- Focus 1.5 EcoBoost 4-cyl (2014–2018)
- Kuga 1.5 EcoBoost (2014–2019)
- Mondeo 1.5 EcoBoost (2014–2022)
How much does it cost to repair the EcoBoost 1.5 4-cyl?
Total potential repair costs for all 1 known issues range from €3,000 to €7,000. The most expensive issue is typically .
What years was the EcoBoost 1.5 4-cyl produced?
The Ford EcoBoost 1.5 4-cyl was produced from 2014 to present. It is a 1499cc I4 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.