Wholesale Mitsubishi 4M41 VT16 turbo (OEM 1515A170) for Pajero 3.2L. Flow-bench calibrated VNT nozzle ring prevents carbon seizure and limp mode. Global export

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Quick Summary: Mitsubishi 4M41 VT16 VGT Turbocharger

Heavy-duty VT16 Variable Geometry Turbocharger (VGT) for the Mitsubishi 4M41 (3.2L Di-D) common rail engine.
Constructed with an upgraded VNT nozzle ring and K18 Inconel turbine. OEM Part Number: 1515A170 (IHI Spec: **VT16**).
Engineered to permanently resolve carbon soot seizure and ECU limp mode issues in Mitsubishi Pajero, Shogun, and Montero fleets. In stock for global wholesale.

Overview: Mitsubishi 4M41 3.2L Di-D VGT Turbocharger

The Mitsubishi 4M41 3.2L engine represents the pinnacle of the 4M4 family, featuring a high-pressure Common Rail Direct Injection (Di-D) system and the advanced IHI VT16 Variable Geometry Turbocharger (VGT). Powering the modern Pajero, Shogun, and Montero, this VGT system utilizes adjustable vanes to deliver rapid low-end torque while maintaining peak boost across the RPM range. However, this sophisticated technology faces a critical vulnerability in real-world conditions: heavy exhaust soot and carbon buildup from the EGR system frequently causes the delicate VNT (Variable Nozzle Turbine) ring to seize. When the vanes jam, the ECU detects an overboost or underboost condition, immediately triggering “limp mode” and crippling engine power.

Our OEM-replacement 1515A170 turbocharger is specifically engineered to combat this carbon seizure. We manufacture the internal VNT nozzle ring mechanism using advanced, heat-resistant stainless steel alloys that repel carbon coking and maintain smooth vane actuation under extreme exhaust gas temperatures (EGTs). Furthermore, the entire central rotating assembly (CHRA) features a 360-degree thrust bearing and is dynamically VSR-balanced to eliminate shaft play. Each vacuum actuator is flow-bench calibrated at the factory, ensuring your Pajero restores its smooth, factory power delivery without triggering frustrating engine check lights.

Technical Features

  • Upgraded VNT Nozzle Assembly: Precision-machined variable geometry vanes resist carbon fouling and thermal distortion, preventing the notorious 4M41 “limp mode” caused by stuck actuators.
  • K18 Inconel Turbine Wheel: Advanced high-nickel superalloy provides exceptional thermal resistance up to 900°C, preventing blade fatigue during heavy towing and long uphill gradients.
  • Flow-Bench Calibrated Actuator: The vacuum actuator is precisely set using computerized pneumatic flow-benches to match the exact VNT opening geometry required by the Mitsubishi ECU.
  • 360-Degree Thrust Bearing: Upgraded hydrodynamic journal bearing system dissipates axial loads significantly better than factory 270-degree bearings, preventing dynamic oil seal blow-by.
  • High-Speed VSR Balancing: The complete CHRA is spin-balanced at over 100,000 RPM to ensure core vibration remains strictly below 0.5G, maximizing the turbocharger’s operational lifespan.

Technical Specifications

Engine Model Mitsubishi 4M41 (3.2L Di-D Common Rail)
OEM Part Number 1515A170
Turbo Model / Spec VT16 (IHI VGT Spec)
Compressor Wheel (Inducer/Exducer) 41.5mm / 56.0mm
Turbine Wheel (Inducer/Exducer) 47.0mm / 41.3mm (K18 Inconel)
Geometry Control Variable Nozzle Turbine (VNT) with Calibrated Actuator
Bearing System Hydrodynamic Journal Bearing (360° Thrust Upgrade)
Cooling Type Water & Oil Cooled

Equipment Compatibility Matrix

The 1515A170 (VT16) turbocharger is a direct bolt-on replacement for the following Mitsubishi 4×4 vehicles powered by the 3.2L Di-D engine:

Vehicle Make Compatible Models (4M41 Di-D)
Mitsubishi SUV Pajero, Shogun, Montero (V88W, V98W) 3.2L Di-D

Why Partner with Ruich Value

As a professional manufacturer of diesel forced-induction systems, partnering with Ruich Value provides your supply chain with distinct commercial advantages:

  • Factory-Direct Pricing: We supply parts distributors and diesel repair centers directly, offering highly competitive wholesale trade pricing to maximize your margins.
  • ISO 9001 Certified Quality: Every VGT turbocharger undergoes rigorous flow-bench testing and VSR balancing to guarantee OEM-equivalent reliability and ECU compatibility.
  • Global Export Expertise: We utilize specialized export-grade packaging with protective port caps and heavy-duty foam inserts to ensure safe, damage-free worldwide delivery.
  • Comprehensive Turbo Solutions: We offer complete assemblies as well as individual CHRA cartridges and VNT nozzle rings for the entire Mitsubishi VT/TF/TD series.

Complete Turbocharger Catalog

We supply a comprehensive range of turbochargers and CHRA cartridges for Mitsubishi commercial, industrial, and passenger engines. Explore our full catalog below.

Turbo ModelPrimary OEMAll OEM & Part NumbersApplication
TD02-1, TD02MR2-04KMD61308349130-01610, 49130-01600, MR3126491997- Mitsubishi Pajero Mini 4A30 1.6
TD04 KH000249177-0151049177-01500, MD094740, MD106720Mitsubishi Shogun, L200, Pajero I 2.5L 4D56; Hyundai H1 TD
TD0449177-0251049177-02510, MD187211, MD155984Mitsubishi Montero, Pajero with 4D56Q Engine, L200, Galoper
TD025M-09T-3.328231-270002823127000, 49173-02410, 49173-024012000- Hyundai Elantra, Santa Fe, Trajet 2.0 CRDi D4EA; KIA Carens
TD02-5W, TD025L-08T49173-0610049173-06100, PMF100520, 22480601999-05 Austin Rover 75 2.0 CDT; MG ZT-T M47R 2.0
TF035 V.W, TF035HL2-12GK49135-0265249135-02652, MR968080Pajero, L200, Shogun, 4D56 2.5L TDI; Delica 4M40
TD04-12T-4.0ME20163649177-03040, 49177-03043, ME2012581994-2000 Mitsubishi Pajero, Fuso Truck & Bus 2.8L 4M40
TF035HM-12T49135-0223049135-02230, MR4312481998-2001 Mitsubishi L400 Car with 4D56 Engine
TF035HM-12T/4ME22497828200-4A200, 49177-0D100, ME212759Mitsubishi L200 Pajero II; Hyundai H-1 2.5L TD 4D56TD; Pajero Sport
TD05 WME01487849178-02335, 49178-02320, ME015065Fuso Truck 4D31, Canter 4D34T4 / 4D34-3AT
TD05-10A-649178-0355049178-03550, 28200-45C00Hyundai Mighty / County Car with 4D56TCI D4BB Engine
TD06-17A, TD06-17CME03770149179-00110, 49179-02100, ME070460Kobelco 907; KATO HD770SEV; Fuso Truck 6D16-3AT2B
TD07 WME073571ME073571, ME047102, 49187-002711998- Mitsubishi Fuso Truck Turbo 6D16T Engine 6.0/7CA
TD0849188-0126149188-01261, ME083939Sumitomo 340 6D22T; Fuso Truck & Bus 6D22T3
RHF4-2 W1515A0291515A029, VP420088, VA420088, VT10Mitsubishi L200 2.5 TD (from Jan 2005) Engine 4D5CDI
TD08H-22D49188-0165149188-01651Mitsubishi Excavator 6D22T, SK400, Kato
TD04 W49177-0316049177-03160, 49177-03130, 49177-03140Mitsubishi Pajero, L200, V3300-T; Bobcat S250 Skid Steer
TD0549178-0054049178-00530, 49178-00510, ME080098Sumitomo 120, KATO HD300GS-2, Cat E110, Marine 4D56Q, 4D31T
RHF4 V.W VT161515A1701515A170, V41VAT-S0022B, VT1615-A222MITSUBISHI 4M41 L200 PAJERO
TD04L-11TK3-7.049177-0264049177-02640, 49189-02730, MR266178Car with 4G93 Engine
TE06H49185-0104049185-01040, 49185-01050, ME440836Mitsubishi Fuso Truck, Bus, Various 6D34TL
TD06-17C49179-0211049179-02110, ME088725, ME088256Mitsubishi Kobelco SK235SR 6D34TL
TE06ME08825649185-01010, 4918501010, ME089725Kobelco Excavator, Various, FUSO Truck & BUS Kato
TD08-90ME157211ME157211, ME053936, 49174-01142Hitachi Earth Moving
TD06WME073623ME073623, 49179-00260, 4917900260Mitsubishi Fuso, Cantor Truck & Bus Truck 4D34/6D31 TD06 Turbo
TD08H-21D/2249188-0126249188-01262, 49188-01263, ME035940Construction Mitsubishi Isuzu 6D22T
TD04HL-11T-628200-45G0028200-45G00, 49189-03700, 2820045G00Industrial engine
TF03549135-0341149135-03411, 49135-034102000-03 Mitsubishi Pajero III 3.2L Di-D Engine 4M41
TD05 WME22477649178-02390, ME224776For Hyundai For Mitsubishi Engine 4D34T4
TF035HL-12B, 11HE1T-VG49135-0291049135-02910, 49135-02920, ME013734Mitsubishi MQ TRITON 4WD 4N15 2.4LTR
TD06-6, TD06-14A/6ME13216549179-00100, ME013734Fuso Truck & Bus, Canter Truck 4D31T
TD10 CAT-1349181-0386249181-03862S6B3-PT
TD04-9B/4, TD0449177-0151049177-01510, 49177-01501, MD1680531984- Mitsubishi Pajero, Montero with 4D55 Engine
TD04-9B-4 0251MD19484149177-08020, 49177-25540, MD1948411986-89 Mitsubishi Pajero I 2.5L TD Engine 4D56 (Turbo)
TD04MR35522249177-01512, 49177-01504, 49177-015151993-96 Mitsubishi Pajero, L200, L300 with 4D56 Engine
TD0449177-0251349177-02513L200 4D56
TF03549135-0331049135-03310, ME202966, ME2028791998- Mitsubishi Pajero, FUSO Canter with 4M40 Engine
RHF41515A0301515A030, VG420101, VD420101, VT122005-12 Mitsubishi L200 4D5CDI 2.5L, 2477 ccm, 16V
TD0428200-4254028200-42540, MR355225, MD1948451996- Hyundai Galloper 2.5 TDI Engine D4BH (4D56 TCI)
TD05HR-16G6C/10.5T49178-0158149178-01581, 1515A0542005- Mitsubishi Evolution 9 80 Series with 4G63 Engine
TF035HL-14GK249135-0292149135-02921, 49135-02912, 49135-029102007- Mitsubishi Shogun, Pajero, Montero with 4M41 Engine
TD05ME014876ME014876, 49178-02300, 49178-021151990- Mitsubishi Canter 60 LWK with 4D34T1 Engine
TD06H-17A, TD07-22A/17ME032938ME032938, 49175-00428, 49175-08020Mitsubishi Excavator KATO 800, KATO800 6D14T
GT1749V, GTA1749V708639-5010S708639-0002 to 0010, 14411-AW301, etc.2001-06 Mitsubishi Carisma 1.9L DI-D HP Engine F9Q
GT1749V, GTA1749V708639-5010S708639-0002 to 0010, 14411-AW301, etc.2001-05 Mitsubishi Space Star 1.9L DI-D Engine F9Q
GT1749V, GTA1749V708639-5010S708639-0002 to 0010, 14411-AW301, etc.2001- Nissan Primera 1.9 dci Engine F9Q
GT1749V, GTA1749V708639-5010S708639-0002 to 0010, 14411-AW301, etc.2001-05 Renault Espace III, II 1.9L dci Engine F9Q
GT1749V, GTA1749V708639-5010S708639-0002 to 0010, 14411-AW301, etc.2001-05 Renault Laguna II, Megane II 1.9L dci Engine F9Q
GT1749V, GTA1749V708639-5010S708639-0002 to 0010, 14411-AW301, etc.2003- Renault Scenic II 1.9L dci Engine F9Q
GT1749V, GTA1749V708639-5010S708639-0002 to 0010, 14411-AW301, etc.2000-04 Volvo V40, S40 I 1.9 L D Engine F9Q
TE06ME088840ME088840, 49185-01020, 4918501020Mitsubishi Kobelco SK200-5, SK100W-2 With 6D34T Engine
TD0449177-0847149177-08471, 4917708471Kubota Industrial Tractor, Various, Earth Moving with V3307-DI-TE3-Q Engine
TF035HM-12T-449135-0330049135-03300, 49135-03311, ME2028791971-72 DAF 55 With 4M40 Engine; Mitsubishi Fuso Truck & Bus Canter Diesel with 4M40 Engine
TD06H4ME305331ME305331, 49179035112008-10 Mitsubishi Fuso Truck & Bus FK6/FM6 With 6M60T Engine
TD06-6ME132165ME132165, 49179-005004D31
TD04HLA-15MK-6.049389-0204249389-02042, 49389-02040, ME226810Mitsubishi Fuso Truck & Bus with 4M50-3AT7 Engine
TD08H38AB00438AB004Mitsubishi trucks with D6121 Engine
T04E73ME078774704794-5002S, 704794-0001, ME078774Mitsubishi New Hollander Earth Moving SK330-6E Excavator with 6D16 Engine

Technical Q&A: Mitsubishi 4M41 VGT Turbocharger

Why does my Pajero 3.2L go into “limp mode” with an underboost/overboost code?

This is the most common failure for the 4M41 Di-D engine. Exhaust soot from the EGR system builds up inside the turbine housing, causing the Variable Nozzle Turbine (VNT) vanes of the **VT16** turbo to seize. When the ECU commands the actuator to move the vanes and they are stuck, the engine detects improper boost and triggers limp mode. Replacing the unit with our 1515A170 turbocharger featuring an upgraded, soot-resistant nozzle ring resolves this issue.

Is the vacuum actuator on this VGT turbo pre-calibrated?

Yes, absolutely. Calibrating a VGT vacuum actuator requires highly specialized pneumatic flow-bench equipment. Our 1515A170 turbochargers are pre-calibrated at the factory to match the exact VNT flow parameters required by the Mitsubishi ECU. You should never manually adjust the actuator rod length.

Must I clean the intercooler when installing this new turbo?

Yes, cleaning the intercooler and replacing the oil feed lines is a mandatory rebuild procedure. If the previous turbocharger suffered from oil seal failure, residual oil pooling in the intercooler can be ingested by the engine upon startup, leading to a catastrophic “diesel runaway” condition.

Do you provide replacement CHRA cores or VNT nozzle rings for this model?

Yes, we supply fully VSR-balanced **VT16** CHRA (Core) cartridges as well as individual VNT nozzle ring assemblies. If your compressor and turbine housings are free of cracks or severe carbon scoring, rebuilding with our internal components is a highly cost-effective solution for diesel specialist workshops.

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For Turbocharger: Spare parts available – CHRA, actuator, repair kits. Part number required for final confirmation.

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