🏷️ Basic Information Identification Make: Mitsubishi Model: Sigma Diamante Production Years: 1991-1995 Platform: Based on the Mitsubishi Debonair/Diamante platform 👋 Introduction Market Position Target Audience: Do-it-yourself owners and experienced mechanics Value Proposition: Inexpensive way to maintain and repair vehicle, saving money on labor costs Key Features Completeness: 100% complete and intact, no missing/corrupt pages Usability: Searchable, bookmarked, printable, viewable on any computer Content Quality: Detailed illustrations, diagrams, schematics, and step-by-step instructions 📋 Manual Details Coverage Areas Primary Coverage: Complete official service and repair Engine Coverage: All engines for the specified model years Model Coverage: All models and trim levels within the 1991-1995 Sigma Diamante range Page Count Estimated Pages: >3000 Manual Type Type: Service and Repair Manual Language Language: English Format File Format: PDF 📖 Manual Coverage Systems Covered Engine Mechanical: Engine overhaul and rebuilding, timing belt replacement, engine performance tuning, firing orders, serpentine belt routings Brakes: Brake servicing procedures, complete brake system diagnostics and repair Suspension Steering: Front end alignment procedures and specifications, suspension system repair, U-joint and CV-joint service Transmission: Transmission removal and installation, in-car transmission servicing Electrical Diagnostics: Wiring diagrams, computer diagnostic trouble tree charts, computer diagnostic codes, troubleshooting and diagnostics Climate Control: Air conditioning service and capacities Body And Chassis: Sunroof service, body repair procedures (implied by comprehensive nature) Procedures Included Maintenance: Factory maintenance schedules and charts, fluid specifications, lubrication, filter replacements Repair: All repair procedures, step-by-step instructions for complete disassembly and reassembly Diagnostics: Trouble codes, diagnostic trouble shooting, performance diagnosis Technical Depth Depth: Comprehensive rebuilds, advanced diagnostics, routine maintenance Detail Level: Detailed illustrations, diagrams, wiring schematics, exploded views, hundreds of photos Specifications: Complete torque specifications, detailed specifications on every model covered 📊 Manual Specifications File Format Format: PDF Compatibility: All versions of Windows and Mac Features: Searchable text, bookmarked for easy navigation, zoom in/out capability Print Quality Printability: Fully printable pages Binding Type Binding: Digital (N/A for PDF, but implies convenience) Paper Type Paper Type: N/A (Digital PDF) Delivery Delivery Method: Instant download Software Requirements Reader Requirement: Adobe PDF Reader Compression Utility: WinZip (or similar unzipping software) ⚙️ Engine Specifications Primary Engine Engine Options: Likely includes 3.0L V6 (6G72) and possibly 2.5L V6 (6G73) depending on market and specific Sigma Diamante variants covered. Detailed engine specifications are within the manual. Performance Horsepower Torque: Specific figures are detailed within the manual based on engine variant. Fuel System Fuel Delivery: Typically multi-point fuel injection (MPI) for the era. Manual will detail specific systems. Timing System Timing Belt: The manual explicitly covers timing belt replacement, indicating it's a critical maintenance item. Cooling System Coolant Capacity: Capacities and specifications for the cooling system will be detailed in the manual. 🔧 Transmission Standard Transmission Types: Likely offered with an automatic transmission (e.g., INVECS-II) as standard or a primary option. Manual will detail specific transmissions used. Optional Manual Transmission: While less common for luxury sedans of this era, a manual transmission option might exist for certain markets; the manual would cover it if applicable. Features Transmission Service: Covers in-car servicing, removal, and installation, implying detailed procedures for automatic and potentially manual gearboxes. 📐 Dimensions Exterior Body Style: Full-size luxury sedan Weights Curb Weight: Specifications will vary by engine and trim, detailed in the manual. 🛡️ Safety Features Ratings Crash Test Data: While not explicitly stated, a comprehensive manual for this era would typically reference safety systems and design considerations. Active Features Braking Systems: ABS (Anti-lock Braking System) likely standard or optional; manual will detail its operation and service. Passive Features Airbags: Driver and passenger airbags were becoming common; manual will cover their systems if equipped. 💡 Technology Features Infotainment Audio System: The manual would likely cover the factory radio and speaker system, including troubleshooting and potential wiring. Driver Assistance Cruise Control: The manual will contain information on the operation and maintenance of the cruise control system. Connectivity Power Features: Detailed wiring diagrams for power windows, locks, mirrors, and seats. Diagnostics Onboard Diagnostics: Covers computer diagnostic codes and trouble tree charts, crucial for diagnosing electronic issues of the early 1990s. 🔧 Maintenance Service Intervals Recommended Intervals: Factory maintenance schedules and charts are included, covering intervals for oil changes, filter replacements, coolant flushes, brake fluid changes, etc. Fluid Specifications Engine Oil: Manual will specify API service classification and viscosity grade (e.g., API SG, SAE 10W-30 or 5W-30). Coolant: Manual will specify type and mixture ratio (e.g., Ethylene Glycol based, 50/50). Transmission Fluid: Manual will specify the correct ATF type (e.g., Dexron III or equivalent) and capacity. Known Issues Common Wear Items: The manual's comprehensive nature would help diagnose and repair common issues of the era, such as aging electrical components, suspension wear, and potential head gasket issues on V6 engines if not properly maintained. 📚 Vehicle History Brand Heritage Mitsubishi History: Mitsubishi's history in producing reliable and innovative vehicles, particularly in the sedan...