4G15T
Mitsubishi · 4G15T 1.5 Turbo
2005–2012
"Colt CZT/Ralliart. MIVEC turbo. Strong for 1.5L. Turbo failure if oil neglected. Head gasket on high-boost tunes. Fun pocket rocket but needs care."
Mileage Risk Timeline
When problems typically appear — enter your mileage to see your risk zone
Known Issues 2
Head gasket on tuned cars
▸Coolant loss
Higher boost = head gasket risk.
Φλάντζα σε tuned — €500-1,200.
Turbo failure
▸Smoke, boost loss
Small turbo stressed.
Turbo — €400-1,000.
Models with 4G15T 1
Other Mitsubishi Engines
Tuning Potential
180hp Stage 1
Frequently Asked Questions
Is the Mitsubishi 4G15T reliable?
The Mitsubishi 4G15T scores 65/100 with a verdict of CAUTION. It has 2 documented issues with total repair costs between €900 and €2,200.
What are the common problems with the 4G15T?
The most common issues are:
- Head gasket on tuned cars — high, repair cost €500–€1,200, 60,000 km–120,000 km
- Turbo failure — high, repair cost €400–€1,000, 80,000 km–150,000 km
What cars use the Mitsubishi 4G15T?
The 4G15T is found in:
- Colt (2006–2012)
How much does it cost to repair the 4G15T?
Total potential repair costs for all 2 known issues range from €900 to €2,200. The most expensive issue is typically .
What years was the 4G15T produced?
The Mitsubishi 4G15T was produced from 2005 to 2012. It is a 1468cc I4 petrol turbo engine.
Verdict and scores are editorial opinions based on aggregated data. Learn about our methodology. Not a substitute for professional inspection.