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Introduction
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Market Position
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Segment:
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Mid-size sports sedan/wagon (often referred to as a 'Galant Sport' or 'station wagon equivalent of the Galant')
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Competitive Analysis
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Competitors:
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Subaru Legacy/Outback, Toyota Mark II/Chaser/Verossa, Nissan Stagea, Mazda Atenza/Mazda6 (wagon variants).
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Key Features
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Platform Basis:
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Based on the Mitsubishi E platform, sharing components with the Mitsubishi Galant.
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Body Styles:
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Available as both a sedan (Legnum) and a sport wagon (also often referred to as Legnum, but externally identical to the sedan in terms of front-end styling).
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Performance Orientation:
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Positioned as a sportier, more performance-oriented alternative to mainstream sedans and wagons, particularly with V6 and AWD options.
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Manual Coverage
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Systems Covered
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Engine Systems:
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Engine mechanicals, fuel system, ignition system, cooling system, lubrication system, exhaust system, engine control unit (ECU) diagnostics and repair.
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Transmission Systems:
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Automatic transmission (INVECS-II), manual transmission (if applicable to specified years/models), clutch, transfer case, differentials, driveshafts, maintenance, diagnostics, and repair.
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Chassis Systems:
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Front and rear suspension, steering system (power steering), braking system (ABS, EBD), wheel alignment specifications.
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Electrical Systems:
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Wiring diagrams, battery, charging system, starting system, lighting systems, instrument cluster, power accessories (windows, locks, mirrors), HVAC controls, audio system, SRS (airbag) system, fuse box locations and functions.
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Body And Interior:
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Body panel removal and installation, door mechanisms, interior trim, seat adjustments, glass replacement, exterior trim, corrosion protection.
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Procedures Included
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Maintenance Procedures:
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Scheduled maintenance, oil changes, filter replacements, fluid checks and changes, spark plug replacement, belt inspection and replacement.
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Repair Procedures:
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Component removal and installation, rebuilding procedures for major components, troubleshooting common faults, diagnostic flowcharts.
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Diagnostic Procedures:
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On-board diagnostics (OBD-II), DTC (Diagnostic Trouble Code) interpretation, wiring harness testing, sensor testing, actuator testing.
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Technical Depth
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Depth Of Coverage:
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Comprehensive factory-level detail, covering basic maintenance to complete engine and transmission overhauls, electrical system diagnostics, and bodywork repairs.
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Target Audience:
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Professional mechanics, experienced DIY enthusiasts.
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Transmission
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Standard
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Transmission Type:
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4-speed INVECS-II Sport Mode Automatic Transmission
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Optional
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Manual Transmission Availability:
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Rare, but a 5-speed manual transmission may have been available on some specific variants or as a dealer option.
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Features
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Drive System:
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All-Wheel Drive (AWD) with Active Center Differential (ACD) and viscous coupling, often referred to as 'Super Select 4WD-i' or similar nomenclature.
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Gear Ratios Auto:
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Specific ratios would be detailed in the manual, but typical for performance automatics of the era.
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Fluid Specifications
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Automatic Transmission Fluid:
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DIA-Queen ATF-SP III (or equivalent specified by Mitsubishi)
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Safety Features
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Ratings
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Crash Test Results:
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JNCAP crash safety performance ratings for the era would be detailed, typically good for its class.
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Active Features
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ABS:
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Standard Anti-lock Braking System (ABS)
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Ebd:
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Electronic Brakeforce Distribution (EBD) typically integrated with ABS.
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Traction Control:
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Traction Control System (TCS) available on some models, especially AWD variants.
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Passive Features
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Airbags:
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Front driver and passenger airbags standard. Side airbags may be optional.
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Seat Belts:
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Three-point inertia-reel seatbelts with pretensioners for front occupants.
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Body Structure:
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Reinforced safety cell with crumple zones for impact absorption.
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Maintenance
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Service Intervals
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Oil Change Interval:
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Typically every 5,000-7,500 km or 6 months, whichever comes first (refer to manual for exact JDM specifications).
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Timing Belt Replacement:
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For 6A13 engine, typically 90,000-100,000 km or 5-7 years. Critical due to interference design.
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Spark Plug Replacement:
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100,000 km for iridium plugs, 50,000 km for platinum or standard plugs (engine dependent).
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Fluid Specifications
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Engine Oil Type:
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API SJ/SL or higher, SAE 10W-30 or 10W-40 (check manual for specific viscosity based on temperature).
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Engine Oil Capacity:
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Approx. 4.5-5.0 liters with filter change for 6A13 engine.
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Coolant Type:
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Mitsubishi Genuine Super Long Life Coolant (ZXC) or equivalent ethylene glycol-based coolant with corrosion inhibitors.
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Brake Fluid Type:
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DOT 3 or DOT 4.
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Power Steering Fluid:
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Dexron II or equivalent ATF.
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Known Issues
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Common Failures Turbo:
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Turbocharger seals degradation leading to oil consumption or boost leaks, intercooler piping cracks.
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Common Failures Engine:
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PCV system blockage, carbon build-up on intake valves, occasional head gasket issues if overheated.
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Common Failures Transmission:
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Solenoid issues in the automatic transmission, torque converter wear.
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Common Failures Electrical:
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Corrosion on ABS sensors, intermittent issues with door lock actuators or power window motors.
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Maintenance Schedule Detail
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Suspension Component Checks:
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Regular inspection of ball joints, tie rod ends, bushings for wear and tear, especially on AWD models due to higher stresses.
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