🏷️ Basic Information Identification Make: Mitsubishi Model: Lancer Evolution IV (Evo 4) Chassis Code: CN9A Codes Engine Code: 4G63T Manual Part Number Lookup: Likely corresponds to official Mitsubishi factory documentation for the CN9A platform. 👋 Introduction Market Position Vehicle Segment: Compact performance sedan (rally homologation special). Usp Key Selling Point: All-wheel drive, turbocharged 4G63T engine, advanced AYC system, racing pedigree. Competitive Analysis Key Competitors: Subaru Impreza WRX STI, Ford Escort RS Cosworth, Toyota Celica GT-Four. Key Features Model Significance: Marked a significant evolution with a wider body, improved suspension geometry, and the introduction of the AYC system. 📋 Manual Details Coverage Areas Covered Model Years: 1996, 1997, 1998 Primary Markets: Japan (JDM), but covers mechanicals applicable globally. Page Count Estimated Pages: Hundreds (as stated, typical factory manuals are extensive, often 1000+ pages when printed). Manual Type Type: Factory Service Repair Manual Language Language: English (assumed from product description context, though original factory may be Japanese. This PDF is likely a translated or professionally compiled English version). Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Mechanical: Detailed disassembly, inspection, assembly, and testing of the 4G63T engine, including cylinder head, block, pistons, crankshaft, camshafts, timing belt, oil pump, and cooling system. Engine Management And Ignition: ECU operation, sensor diagnostics (MAP, TPS, O2, knock), fuel injection system, ignition timing, emissions control systems. Transmission Drivetrain: Manual transmission (Getrag 5-speed for Evo IV), clutch system, transfer case, driveshafts, differentials (front, rear, AYC - Active Yaw Control). Suspension And Steering: Front and rear suspension components, shock absorbers, springs, control arms, steering gearbox, power steering system. Brakes: Brake system operation, hydraulic lines, calipers, master cylinder, ABS (Anti-lock Braking System) components, parking brake. Electrical System: Wiring diagrams for all circuits, starter, alternator, battery, lighting, gauges, power windows, mirrors, central locking. Body And Interior: Body panel removal and installation, door mechanisms, seat adjustments, dashboard trim, HVAC system. Procedures Included Preventive Maintenance: Oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt inspections and tensioning. Troubleshooting: Diagnostic flowcharts and symptom-based guides for common and uncommon problems across all vehicle systems. Repair And Rebuild: Step-by-step instructions for component removal, repair, and reinstallation, including engine rebuilds, transmission overhauls, and suspension component replacement. Diagnostics: Detailed explanations of diagnostic trouble codes (DTCs), sensor data interpretation, and use of specialized diagnostic tools (if applicable to the era). Specifications And Tolerances: Precise torque values, clearance measurements, and critical tolerances for all mechanical components. Technical Depth Depth Of Information: Comprehensive. Covers everything from basic fluid services to complete engine and transmission rebuilds, electrical system diagnostics, and bodywork repairs. Target Audience: Professional mechanics, experienced DIY enthusiasts, and motorsport technicians. 📊 Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable if a properly OCR'd PDF. Print Quality Printability: Designed to be printable. Users can print specific sections or the entire manual. Binding Type Binding For Printed Copy: N/A (Digital PDF, but implies users can bind printed versions). Paper Type Recommended Paper For Printing: N/A (Digital PDF, but typical manuals would be printed on durable, matte paper). ⚙️ Engine Specifications Primary Engine Engine Type: Inline 4-cylinder, DOHC, 16-valve, turbocharged and intercooled Engine Code: 4G63T Displacement: 1997 cc (2.0 L) Performance Bore X Stroke: 85.0 mm x 88.0 mm Compression Ratio: 8.5:1 Horsepower Ps: 280 PS (approx. 276 hp) at 6,500 rpm (JDM spec) Torque Kgm: 35.0 kgm (approx. 253 lb-ft) at 3,000 rpm (JDM spec) Fuel System Fuel Delivery: Electronic Fuel Injection (MPI - Multi-Point Injection) Fuel Type: Unleaded premium gasoline (RON 98 recommended) Turbocharger: Mitsubishi TD05HR-16G (twin-scroll) with intercooler 🔧 Transmission Standard Transmission Type: 5-speed manual Gearbox Model: Getrag Type G-5M-P (shared with some Evos) Optional Optional Transmission: None (Manual transmission was standard across all Evo IV models) Features Drivetrain Layout: All-Wheel Drive (AWD) Active Yaw Control: Standard (AYC - Active Yaw Control) with torque vectoring to the rear wheels. Transfer Case: Mechanical front and rear differentials, with AYC integration at the rear. 📐 Dimensions Exterior Length: 4,340 mm (170.9 in) Width: 1,770 mm (69.7 in) Height: 1,415 mm (55.7 in) Wheelbase: 2,600 mm (102.4 in) Track Width Front: 1,515 mm (59.6 in) Track Width Rear: 1,505 mm (59.3 in) Weights Curb Weight: 1,410 kg (3,108 lbs) approx. Gross Weight: N/A (Not typically specified in this detail for performance models) 🛡️ Safety Features Ratings Crash Test Ratings: Not typically rated by modern global agencies like NHTSA or Euro NCAP for this era/market. JDM safety standards applied. Active Features Active Features List: AYC (Active Yaw Control), ABS (Anti-lock Braking System), high-performance braking system. Passive Features Passive Features List: Driver and passenger airbags, reinforced chassis, 3-point seatbelts with pretensioners. 💡 Technology Features Infotainment Audio System: Factory AM/FM stereo with CD player and cassette tape (typical JDM specification). Driver Assistance Driver Assistance List: AYC (Active Yaw Control), ABS (Anti-lock Braking System). Connectivity Connectivity Options: Limited. Primarily basic...