EcoBoost 1.0 (post-2018)
Ford · 1.0L Turbo I3
2018–present
"Coolant-into-cylinder issue resolved. Revised head gasket. Award-winning 3-cyl now actually reliable. Good city/commuter."
Mileage Risk Timeline
When problems typically appear — enter your mileage to see your risk zone
Known Issues 2
Carbon buildup (DI 3-cyl)
▸Rough idle, hesitation
Post-2018 much improved. Carbon is now the main concern.
Clean at 80k km if symptomatic. Standard modern engine maintenance.
Timing chain (building data)
▸Cold start rattle at high mileage
Post-2018 switched from wet belt to timing chain. Building long-term data.
Low concern for current Greek market examples.
Models with EcoBoost 1.0 (post-2018) 1
Related Guides
Other Ford Engines
Tuning Potential
165hp Stage 1
Frequently Asked Questions
Is the Ford EcoBoost 1.0 (post-2018) reliable?
The Ford EcoBoost 1.0 (post-2018) scores 72/100 with a verdict of ACCEPTABLE. It has 2 documented issues with total repair costs between €650 and €1,400.
What are the common problems with the EcoBoost 1.0 (post-2018)?
The most common issues are:
- Carbon buildup (DI 3-cyl) — minor, repair cost €250–€500, 80,000 km–150,000 km
- Timing chain (building data) — minor, repair cost €400–€900, 100,000 km–160,000 km
What cars use the Ford EcoBoost 1.0 (post-2018)?
The EcoBoost 1.0 (post-2018) is found in:
- Fiesta 1.0 EcoBoost (2018–2022)
How much does it cost to repair the EcoBoost 1.0 (post-2018)?
Total potential repair costs for all 2 known issues range from €650 to €1,400. The most expensive issue is typically .
What years was the EcoBoost 1.0 (post-2018) produced?
The Ford EcoBoost 1.0 (post-2018) was produced from 2018 to present. It is a 999cc I3 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.