1.0 VVT-i (1KR-FE)
2005–2011 · petrol · 998cc · 68hp
Engine codes: 1KR-FE
Reliability, common problems and owner reviews for the Toyota Yaris 1.0 VVT-i (1KR-FE). Check this before you buy used.
The 1.0 three-cylinder 1KR-FE is a tiny, frugal, chain-driven engine with a strong reliability record — an award-winning unit shared with the Aygo/107/C1. It's slow and buzzy at motorway speed, and very-high-mileage examples can use a little oil, but there are no design vices. For city use it's one of the safest small engines you can buy.
Same engine, other cars
This is the same physical engine (1KR-FE) sold under different names across brands. Reliability is broadly shared — cross-check these:
Known Issues
Can use a little oil at very high mileage.
Fix / Workaround: Check oil regularly; top up as needed.
Repair cost: €0–€100
Typically appears after: 160,000 km
Worn mounts amplify three-cylinder thrum.
Fix / Workaround: Replace mounts.
Repair cost: €80–€250
Mileage Thresholds
After 200,000 km: Reaches high miles easily.
Pre-Purchase Checklist
- ☐Slow on motorways — test for your use
- ☐Check oil level (high-mile cars)
- ☐One of the safest small engines
Frequently asked questions
Is the Toyota Yaris 1.0 VVT-i (1KR-FE) reliable?
Reliable — The 1.0 three-cylinder 1KR-FE is a tiny, frugal, chain-driven engine with a strong reliability record — an award-winning unit shared with the Aygo/107/C1. It's slow and buzzy at motorway speed, and very-high-mileage examples can use a little oil, but there are no design vices. For city use it's one of the safest small engines you can buy.
What are the common problems and reviews for the Toyota Yaris 1.0 VVT-i (1KR-FE)?
The most commonly reported problems: Mild oil use (high miles), Engine mount / 3-cyl vibration.
Is a used Toyota Yaris 1.0 VVT-i (1KR-FE) worth buying?
Minor issues only, easy to maintain, no design flaws. A safe used buy.