Manufacturer:
Mitsubishi Motors Corporation
Engine Family:
4M4 series diesel
Model Variants:
4M40, 4M40-T, 4M41, 4M41-T
Production Years:
1993 to 2016 (depending on variant and market)
Configuration:
Inline four-cylinder, four-stroke, liquid-cooled diesel
Displacement Range:
2.8 L to 3.2 L
Target Audience:
Mitsubishi service technicians and experienced DIY owners
Market Position:
Factory-level repair information for the 4M4 turbo-diesel family used in Pajero, Triton and L200
Key Advantage:
Covers diagnosis, repair and overhaul procedures with OEM torque and clearance data
Key Features:
Step-by-step disassembly and reassembly, component inspection, fault diagnosis
Application:
Passenger SUV, pickup and light commercial platforms
Manual Type:
Workshop service and repair manual
Delivery:
Instant download
Page Count:
N/A - varies by edition, see listing
Coverage Areas:
Engine mechanical, fuel system, lubrication, cooling, turbocharger, emission control
Cylinder Head Removal and Installation:
Included with bolt tightening sequence
Valve Clearance Adjustment:
Included with cold and hot specification tables
Timing Chain and Tensioner Service:
Included with alignment marks and wear limits
Camshaft and Rocker Inspection:
Included with runout and lobe height limits
Piston and Connecting Rod Overhaul:
Included with ring end gap and pin fit
Diesel Injection Pump Service:
Included, removal, installation and timing
Fuel Injector Testing:
Included with nozzle and opening pressure data
Common Rail System Diagnostics:
Included for later 4M41 applications
Turbocharger Removal and Inspection:
Included with shaft play limits
Intercooler and Charge Piping:
Included
Oil Pump Inspection:
Included with clearance limits
Oil Cooler Service:
Included
Water Pump Replacement:
Included with belt routing
Thermostat Testing:
Included with opening temperature data
Radiator and Cooling Fan:
Included
Diagnostics and Reference
Trouble Code Retrieval:
Included for OBD-II equipped models
Symptom-Based Diagnosis Charts:
Included
Wiring Diagrams:
Included for engine management circuits
Tightening Torque Tables:
Included throughout
Technical Specifications:
Included for all covered variants
Parts Information:
Included with component identification and inspection criteria
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Engine Codes:
4M40, 4M40-T, 4M41, 4M41-T
Design:
Inline 4, SOHC, 8-valve (4M40) or 16-valve (4M41)
Displacement:
2.8 L (4M40) and 3.2 L (4M41)
Bore and Stroke:
N/A - varies by variant, see manual tables
Induction:
Turbocharged with intercooler on most applications
Fuel System:
Distributor-type injection pump on early, common rail on later 4M41
Power Output Range:
Approximately 92 kW to 125 kW depending on variant and market
Torque Output Range:
Approximately 294 Nm to 373 Nm depending on variant and market
Wheelbase:
N/A - depends on host vehicle, not engine
Length:
N/A - depends on host vehicle
Width:
N/A - depends on host vehicle
Height:
N/A - depends on host vehicle
Engine Dry Weight:
N/A - not specified in this manual
Curb Weight:
N/A - depends on host vehicle
Oil Change Interval:
Typically 5,000 to 10,000 km depending on market and duty cycle
Engine Oil Specification:
API CF-4 or higher, viscosity per ambient temperature chart in manual
Coolant Specification:
Ethylene glycol based long-life coolant
Timing Chain Service:
Inspect at major intervals, replace if worn beyond limit
Common Wear Items:
Timing chain and tensioner, injection pump seals, turbocharger, glow plugs
Known Issues:
Injection pump wear, turbo boost leaks, cylinder head cracking on high-mileage units
Manufacturer:
Mitsubishi Motors Corporation, Japan
Engine Family Introduction:
4M4 series introduced in the early 1990s
Model Evolution:
4M40 2.8 L followed by 4M41 3.2 L with common rail in later years
Production Location:
Manufactured in Japan
Common Applications:
Pajero, Montero, Shogun, Triton, L200, Pajero Sport
