4M41 Diesel Injectors
Compatible with Mitsubishi Canter, Mitsubishi L200, Mitsubishi Pajero, and 1 more
- OEM Tested & Calibrated
- 12-Month Warranty
- Free UK Delivery
Select the correct injector for your 4M41 engine below
Fits Mitsubishi Canter, Mitsubishi L200, Mitsubishi Pajero, Mitsubishi Shogun and more
Top injectors for 4M41
Compatible Injectors for 4M41
- OEM Tested
- 12-Month Warranty
- Free UK Delivery
Common problems solved by these injectors
About the 4M41 engine
The 4M41 is a 3.2 di-d (4m41) common rail diesel engine. This engine uses DENSO diesel injectors.
How Diesel Injectors Are Remanufactured
Watch our 3D walkthrough of the diesel injector remanufacturing process and see how injectors are professionally restored for reliable service.
Vehicles Using 4M41 Engine
| Vehicle | Engine | Years |
|---|---|---|
| Mitsubishi Canter injector | 3.0 / 3.2 Diesel | 2005–2014 |
| Mitsubishi L200 injector | 3.2 DI-D | 2006–2015 |
| Mitsubishi Pajero injector | 3.2 DI-D | 2006–2016 |
| Mitsubishi Shogun injector | 3.2 DI-D | 2006–2019 |
Common 4M41 Injector Problems
Rough idle and engine vibration
Worn injector nozzles cause uneven fuel spray, leading to rough idle at low RPM. Most noticeable when the engine is cold.
Excessive exhaust smoke
Black or blue-grey smoke on acceleration indicates poor fuel atomisation. This is often caused by carbon buildup on the injector nozzle tip.
Poor fuel economy
A worn or leaking injector delivers incorrect fuel quantities, reducing efficiency by 10–20% in severe cases.
Engine misfire under load
Intermittent misfires during acceleration suggest one or more injectors are failing to deliver the correct fuel pressure.
Difficult cold starting
Degraded injector nozzles struggle to atomise fuel at lower cranking pressures, causing extended crank times in cold weather.
Loss of power
Gradual power loss across the rev range, particularly above 2500 RPM, can indicate injector flow rate degradation.
Increased diesel knock
Louder than normal combustion noise, especially at idle, can indicate incorrect injection timing due to worn injector internals.
4M41 Technical Specifications
Displacement
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Power
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Torque
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Fuel System
Common Rail Direct Injection
The 4M41 is a 3.2 di-d (4m41) common rail diesel engine. This engine uses DENSO diesel injectors.
Engine Intelligence
Mitsubishi 3.2 DI-D (4M41 — Pajero / Shogun)
Documented failure modes
- Injector back-leak rising beyond specification with age
- Nozzle wear causing over-fuelling and smoke
- Injector seat sealing failure allowing combustion gas leakage
Diagnostic guidance
- Compare leak-off return volumes across all four injectors — a single high reading identifies the failing unit
- Denso common-rail injectors carry compensation codes — register the new code after fitting
- Clean injector bores and seats thoroughly; use new sealing washers on every refit
Fitment note: The 4M41 was fitted with different Denso injector references across production years — match the reference etched on the injector body before ordering.
Related 4M41 Engine Guides
Related Pages
DENSO 3.2 DI-D (4M41) — browse compatible engines, vehicles, and injectors
Compatible Vehicles
Recommended Injector
DCRI105600
DENSO — View product page