🏷️ Basic Information Identification Make: Mitsubishi Model: Diamante Model Generation: First Generation Model Years Covered: 1990, 1991, 1992, 1993, 1994, 1995 Codes Chassis Codes: J13A, J15A, J21A Engine Codes: 6G72, 6G71 👋 Introduction Market Position Vehicle Segment: Mid-size luxury sedan, competing with vehicles like the Toyota Avalon, Honda Accord, and Ford Taurus. Competitive Analysis Key Competitors: Toyota Avalon, Honda Accord, Ford Taurus, Buick LeSabre, Chevrolet Lumina Key Features Selling Points: Mitsubishi's flagship sedan of the era, offering a blend of performance, luxury, and advanced technology for its time. Manual Benefit Value Proposition: Provides DIY enthusiasts and mechanics with comprehensive factory-level repair and maintenance information, saving costs compared to dealership services. Format Advantage Digital Convenience: Convenient digital format allows for easy searching, printing of specific pages, and accessibility across multiple devices. 📋 Manual Details Coverage Areas Region Of Origin: Likely developed for North American market (based on language and compatibility claims) Market Availability: Covering models sold during the specified years Page Count Estimated Page Count: Hundreds of pages (specific number not provided, but implies comprehensive coverage) Manual Type Type: Factory Service Repair Manual / Workshop Manual Language Language: English Format Digital Format: PDF Accessibility: Printable, Accessible via Web Browser on PC/Mobile, Compatible with Windows and Mac 📖 Manual Coverage Systems Covered Powertrain: Engine Service/Repair, Transmission Service/Repair, Fuel System, Fuel Injection, Emission System, Cooling System, Engine Control System Chassis: Brake System, Suspension, Steering, Chassis/Body, Differential/Drive, Axle Electrical And Comfort: Wiring Diagram, Electrical System, Heater/Air Conditioning, Interior Safety And Body: Restraint System All Styles Covered: Explicitly stated as covering 'ALL STYLES', implying all trim levels and configurations within the specified model years. Procedures Included Diagnostics: Troubleshooting Maintenance: General Maintenance, Periodic Lubrication Repair: Step-by-step repair instructions for all covered systems, based on complete disassembly Technical Depth Depth: Comprehensive factory-level detail, suitable for both DIYers and experienced mechanics, including hundreds of photos and illustrations. 📊 Manual Specifications File Format Compatibility: Adobe PDF Reader and Winzip (free software required) Print Quality Printability: Fully printable, allowing users to print specific pages or the entire manual. Binding Type Binding Format: N/A (Digital Format - PDF) Paper Type Paper Quality: N/A (Digital Format - PDF, protected from wear and tear of physical copies) Software Requirements Reader Requirement: Adobe PDF Reader ⚙️ Engine Specifications Primary Engine Engine Code 1: 6G72 Engine Type 1: 3.0L V6 SOHC (Single Overhead Cam) Displacement 1: 2972 cc (181.4 cu in) Bore X Stroke 1: 86.1 mm x 85.0 mm Compression Ratio 1: 8.5:1 (typical) Horsepower 1: 145 hp @ 5000 rpm (approx.) Torque 1: 170 lb-ft @ 3500 rpm (approx.) Secondary Engine Engine Code 2: 6G71 Engine Type 2: 2.5L V6 SOHC (Single Overhead Cam) Displacement 2: 2497 cc (152.4 cu in) Horsepower 2: 135 hp @ 5000 rpm (approx.) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Fuel Type Recommended Fuel: Unleaded Gasoline (87 Octane Minimum) 🔧 Transmission Standard Transmission Type: 4-speed Automatic Transaxle Optional Transmission Type: 5-speed Manual Transaxle (Less Common) Features Drive Type: Front-Wheel Drive (FWD) Transmission Fluid Atf Specification: Dexron III (or equivalent, consult manual for specific part numbers) 📐 Dimensions Exterior Length Length: Approximately 191.9 inches (4874 mm) Exterior Width Width: Approximately 70.9 inches (1801 mm) Exterior Height Height: Approximately 56.3 inches (1430 mm) Wheelbase Wheelbase: Approximately 107.1 inches (2720 mm) Weights Curb Weight: Approximately 3400-3600 lbs (1542-1633 kg) depending on configuration 🛡️ Safety Features Ratings NHTSA Ratings: Specific NHTSA ratings for this model year range are not readily available in public domain, but generally considered safe for its era. Active Features Braking: Front Ventilated Disc Brakes, Rear Solid Disc Brakes; Optional Anti-lock Braking System (ABS) Passive Features Restraints: Driver and Passenger Front Airbags, Three-point Seatbelts with Pretensioners Body Structure: Reinforced Impact-absorbing Body Structure 💡 Technology Features Infotainment Audio System: Factory AM/FM Stereo Cassette Player, optional CD player, and premium sound systems from Clarion or Mitsubishi. Climate Control HVAC: Automatic Climate Control with Electronic or Manual temperature adjustments, Air Conditioning, and Heater. Convenience Features Windows And Locks: Power windows, power door locks, remote keyless entry (optional on some trims). Driver Assistance ABS: Anti-lock Braking System (ABS) was an optional feature, particularly on higher trim levels. Lighting Headlights: Halogen Headlights, available with projector-beam optics on certain trims. 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000 to 5,000 miles (4,800 to 8,000 km) or 6 months, whichever comes first (consult manual for specific recommendations). Transmission Fluid Change: Every 30,000 to 60,000 miles (48,000 to 96,000 km) or 2-3 years (depending on driving conditions). Coolant Change Interval: Every 30,000 to 50,000 miles (48,000 to 80,000 km) or 2-3 years. Spark Plug Replacement: Approximately every 30,000 to 60,000 miles, depending on spark plug type (consult manual). Fluid Specifications Engine Oil Viscosity: 10W-30 API SG or higher (refer to manual for precise specification and capacity) Brake Fluid Type: DOT 3 or DOT 4...