The Mitsubishi Legnum, a 2003 model year vehicle, represents a sophisticated mid-size station wagon known for its blend of practicality and performance. Built on the platform and part of the 9th Generation (EC/EA) family, this model is recognized for its distinctive styling and its sporty driving dynamics, often achieved through powerful V6 twin-turbocharged engines and advanced All-Wheel Drive systems, including Active Yaw Control on select trims. Designed for families and enthusiasts alike, the Legnum offers a spacious interior and ample cargo capacity, making it a versatile choice in its segment. Its engineering quality and reliability are hallmarks of its era, particularly in its performance-oriented variants. This comprehensive workshop service repair manual provides in-depth guidance for the Mitsubishi Legnum. It covers all essential systems, including engine diagnosis and repair, transmission maintenance for both automatic and manual variants, drivetrain components, braking systems, suspension, steering, and the complete electrical system. The manual details scheduled maintenance, troubleshooting procedures, component overhaul, and diagnostics, offering extensive technical specifications and repair instructions. Its purpose is to equip owners, mechanics, and technicians with the knowledge necessary for effective maintenance, repair, and optimal performance of the vehicle, ensuring its longevity and reliability. 🏷️ Basic Information Identification Make: Mitsubishi Model: Legnum Year: 2003 Codes Chassis Code: EC5W Platform: Mitsubishi Galant/Legnum platform Generation Generation Name: 9th Generation (EC/EA) Generation Years: 1996-2002 (with facelifts and updates for 2003 model year) 👋 Introduction Market Position Vehicle Segment: Mid-size station wagon (Estate), often associated with sport-oriented styling and performance. Target Audience: Families seeking practicality with a sporty driving experience, enthusiasts. Competitive Analysis Competitors: Subaru Legacy Outback, Nissan Stagea, Toyota Caldina, Mazda Atenza Wagon (Mazda6 Wagon). Key Features Performance Orientation: Available with powerful V6 engines and advanced AWD systems, offering sporty handling. Styling: Distinctive 'mini-MPV' or 'people carrier' like front end, aggressive styling for its class. Practicality: Spacious interior, large cargo area typical of a station wagon. 📋 Manual Details Coverage Areas Market Focus: Japan (primary), Export markets Page Count Estimated Pages: Hundreds (exact number not specified, but indicative of comprehensive coverage) Manual Type Type: Workshop Service Repair Manual (Factory) Language Language: English (standard for factory manuals, though original may be Japanese) Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: All engine variants, including diagnosis, repair, overhaul, specifications, timing, cooling, lubrication, fuel, ignition, emissions control systems. Transmission: Automatic (INVECS-II), Manual, diagnosis, repair, fluid specifications, capacities, overhaul procedures. Drivetrain: All-Wheel Drive (AWD) system (Viscous coupling center differential, rear differential), front differential, driveshafts, CV joints, transfer case (if applicable). Brakes: Hydraulic system, ABS, EBD, brake fluid specifications, rotor/pad replacement, caliper overhaul, parking brake. Suspension: Front MacPherson strut, Rear multi-link suspension, components, specifications, alignment procedures, shock absorber/spring replacement. Steering: Power steering system, components, fluid, rack and pinion, steering column. Electrical: 12V battery system, alternator, starter motor, lighting (headlights, taillights, interior), fuses, relays, wiring diagrams, body control module (BCM), ignition system. Body: Exterior panels, doors, windows, glass, sunroof, interior trim, body sealing, corrosion prevention. HVAC: Air conditioning system, heater core, blower motor, refrigerant specifications, diagnosis, repair. Safety Systems: Airbag system (SRS), seat belt pre-tensioners, diagnosis and repair procedures. Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt tensioning. Troubleshooting: Diagnostic charts, symptom-based troubleshooting guides, fault code interpretation (OBD-II). Repair: Component removal and installation, internal engine/transmission repair, brake caliper overhaul, suspension component replacement, electrical component repair. Overhaul: Complete engine rebuild, transmission overhaul, differential rebuild procedures. Diagnostics: Electrical system diagnostics, engine performance diagnostics, ABS/SRS system diagnostics, use of scan tools. Body Repair: Panel alignment, door adjustments, glass replacement, body structural repair guidelines. Technical Depth Depth: Comprehensive, covering all aspects from basic maintenance to complete engine and transmission rebuilds. Includes detailed torque specifications, clearances, and assembly procedures. 📊 Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable PDF, allowing for quick access to specific information. Print Quality Printability: Designed for printing, with options to print entire manual or specific pages. Binding Type Binding: N/A (Digital download) Paper Type Paper Quality: N/A (Digital download) ⚙️ Engine Specifications Primary Engine Engine Code: 6A13TT Engine Type: 2.5L V6 Twin-Turbocharged SOHC MIVEC Performance Horsepower: 280 PS (approx. 276 hp) at 6000 rpm (JDM spec) Torque: 343 Nm (approx. 253 lb-ft) at 3000 rpm (JDM spec) Fuel System Fuel Delivery: Multi-point Fuel Injection (MPI), Twin Turbochargers Engine Variants Other Engines: 2.4L 4G64 SOHC, 2.5L V6 6G73 DOHC (Non-turbo variants also available in lower trims). Technical Specs Bore X Stroke: 78.5 mm x 85.0 mm (6A13TT) Compression Ratio: 8.5:1 (6A13TT) Engine Management: ECI-Multi (Electronic Controlled Injection) 🔧 Transmission Standard Transmission Type: 4-speed automatic (INVECS-II with Sport Mode and Manual Shift) on higher trims. Optional Transmission Type: 5-speed manual transmission (available on some variants). Features AWD Integration: Power transferred to the Active Yaw Control (AYC) system on higher performance models (e.g., VR-4). Fluid Specifications Automatic Transmission Fluid: Mitsubishi...