Product Specifications:
Engineered to thrive in the demanding environments of continuous marine operation and stop-and-go urban delivery routes, the 0445120073 is a heavy-duty aftermarket Common Rail Diesel Fuel Injector. Precisely calibrated for the versatile Mitsubishi Fuso Canter 3.0L (4M42) 4-cylinder and Volvo Penta marine engines, this high-performance component flawlessly reinstates optimal fuel atomization.
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Restores Peak Operating Torque: Cures sluggish acceleration and brings back the essential low-end pulling power required for hauling heavy cargo or navigating against strong marine currents.
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Eliminates Harmful Exhaust Smoke: Instantly resolves erratic idling and excessive unburnt fuel, protecting your commercial fleet’s DPF system and maintaining strict emission standards on the water.
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True Plug & Play Installation: Built as a direct mechanical replacement, it requires absolutely zero complex ECU programming, getting your delivery truck or marine vessel back to work fast.
📊 Part Number Cross Reference
(Data verified via global catalog search – Extensive Interchangeability)
| Manufacturer Ref (Bosch Style) | Original Equipment (Mitsubishi Fuso / Volvo Penta) |
| 0445120073 | ME194299 / ME 194299 |
| 0445120051 / 0445120052 | 3803908 |
🚛 Fits Applications (Engine & Vehicle)
(Verified application list)
| Make | Model / Application | Engine Size | Year | Engine Code & Specs |
| Mitsubishi Fuso | Canter (Commercial Box Trucks) | 3.0 d | 2006-Up | 4M42-T1, T2, T4, 4M42-3A (108-144 BHP) |
| Volvo Penta | Marine / Industrial Applications | – | Various | Marine Diesel |
| Mercedes | Various Commercial Applications | – | Various | Medium Duty |
👨🔧 Tech Notes & Installation Guide
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💰 Why is replacing the full set highly recommended?
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The Risk: Leaving a degraded injector in a hard-working 4-cylinder 4M42 block creates dangerous rail pressure imbalances. This directly leads to violent cabin vibrations under heavy payloads, accelerated engine wear, and a critical loss of operational power on the road or in the water.
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The Fix: We strongly advise leveraging our Volume Discounts to install a completely synchronized set of 4 units. This guarantees perfectly balanced cylinder combustion, returning your commercial engine to a smooth, reliable idle and recovering its maximum factory efficiency.
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✅ Do I need to program this injector after installation?
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No. Direct Replacement: Rigorously flow-tested on advanced DCI calibration benches, this unit delivers true plug-and-play functionality. It requires zero IMA programming, bypassing expensive diagnostic tools and slashing your mechanic’s repair downtime.
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⚠️ What are the critical pre-installation cleaning steps?
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Mandatory System Flush: Commercial delivery and marine fuel tanks inevitably accumulate heavy sludge and water contamination. Failure to thoroughly flush the entire high-pressure fuel rail and install a brand-new OE-quality 5-micron fuel filter will cause instant contamination damage and strictly void the 30-day manufacturing defect policy.
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🔍 Explore More Heavy Duty Parts:
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Looking for more options? Browse our complete selection of Fuel Injectors & Pumps.
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⚖️ Legal Disclaimer
Part numbers, OE numbers, and brand names mentioned above are for reference and identification purposes only. This product is a compatible aftermarket replacement part and is NOT manufactured, sponsored, or affiliated with the original equipment manufacturers.
