4B12
Mitsubishi · 2.4L MIVEC I4
2007–2020
"Outlander/ASX 2.4. Bigger bore 4B11. Adequate SUV power. Chain-driven. No major issues known."
Mileage Risk Timeline
When problems typically appear — enter your mileage to see your risk zone
Known Issues 1
Timing chain
▸Cold start rattle at extreme mileage
Same GEMA family as 4B11. Same excellent longevity.
Very reliable. No concerns for typical Greek market mileage.
Models with 4B12 3
Other Mitsubishi Engines
Tuning Potential
N/A
Frequently Asked Questions
Is the Mitsubishi 4B12 reliable?
The Mitsubishi 4B12 scores 72/100 with a verdict of ACCEPTABLE. It has 1 documented issues with total repair costs between €400 and €800.
What are the common problems with the 4B12?
The most common issues are:
- Timing chain — minor, repair cost €400–€800, 150,000 km–∞
What cars use the Mitsubishi 4B12?
The 4B12 is found in:
- Galant (2007–2004)
- Outlander (2013–2021)
- Outlander 2.4 MIVEC (2012–2021)
How much does it cost to repair the 4B12?
Total potential repair costs for all 1 known issues range from €400 to €800. The most expensive issue is typically .
What years was the 4B12 produced?
The Mitsubishi 4B12 was produced from 2007 to 2020. It is a 2360cc I4 petrol na 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.