The 2.4-liter Mitsubishi 4N15 diesel engine has been produced by the concern only since 2015 and is installed only on the popular L200 pickup truck and the Pajero Sport SUV. The unit is distinguished from its predecessors by an aluminum cylinder block and a MIVEC phase regulator.
4N1 family: 4N13, 4N14, 4N15, 4N16.
Specifications
| Production years | since 2015 |
| Displacement, cc | 2442 |
| Fuel system | Common Rail |
| Power output, hp | 154 – 181 |
| Torque output, Nm | 380 – 430 |
| Cylinder block | aluminum R4 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 86 |
| Piston stroke, mm | 105.1 |
| Compression ratio | 15.5 |
| Features | intercooler |
| Hydraulic lifters | no |
| Timing drive | chain |
| Phase regulator | MIVEC |
| Turbocharging | VGT |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 8.4 |
| Fuel type | diesel |
| Euro standards | EURO 5 |
| Fuel consumption, L/100 km (for Mitsubishi L200 2016) — city — highway — combined |
8.7 6.2 7.1 |
| Engine lifespan, km | ~300 000 |
| Weight, kg | 163 |
The engine was installed on:
- Mitsubishi L200 since 2015;
- Mitsubishi Pajero Sport since 2015.
Disadvantages of the Mitsubishi 4N15 engine
- The main problems are delivered by a quickly clogged particulate filter and the EGR valve;
- There are cases of failure of expensive piezo injectors up to 100,000 km;
- Some owners with mileage over 100,000 km had to replace the timing chain;
- The intake manifold flaps are overgrown with soot and the control unit is throwing errors.
Frequently asked questions about the Mitsubishi 4N15
How much power does the Mitsubishi 4N15 make?
The Mitsubishi 4N15 develops 154 - 181 hp and 380 - 430 Nm of torque.
How much oil does the Mitsubishi 4N15 take and which one?
Engine oil capacity: 8.4 liters. Recommended oil: 5W-30.
Does the Mitsubishi 4N15 have a timing belt or chain?
The Mitsubishi 4N15 uses a timing chain.
Is the Mitsubishi 4N15 turbocharged?
Yes, the Mitsubishi 4N15 is turbocharged (VGT).
Does the Mitsubishi 4N15 need valve clearance adjustment?
Yes, there are no hydraulic lifters, so the valve clearances have to be checked and adjusted periodically.
How long does the Mitsubishi 4N15 last?
The typical lifespan of the Mitsubishi 4N15 is ~300 000 km with proper maintenance.
What is the fuel consumption of the Mitsubishi 4N15?
Mitsubishi L200 2016: city 8.7, highway 6.2, combined 7.1 L/100 km.
What cars was the Mitsubishi 4N15 installed on?
Mitsubishi L200 since 2015; Mitsubishi Pajero Sport since 2015.
What are the common problems of the Mitsubishi 4N15?
The main problems are delivered by a quickly clogged particulate filter and the EGR valve. There are cases of failure of expensive piezo injectors up to 100,000 km. All known problems.
