This manual covers the Mitsubishi Lancer Evolution IV (Evo 4), produced from 1996 to 1998, identified by chassis code CN9A and featuring the robust 4G63 engine. Celebrated as an iconic rally homologation special, the Evo 4 is renowned for its exceptional performance and advanced engineering. Key highlights include its potent 2.0L turbocharged 4G63T engine, a sophisticated All-Wheel Drive system equipped with Active Yaw Control (AYC), an aggressive aerodynamic body kit, and a significantly reinforced chassis. These attributes cemented its status as a benchmark in performance sedans, rivaling contemporaries like the Subaru Impreza WRX STi. This comprehensive Factory Workshop Service Manual, approximately 1500+ pages in English, provides in-depth guidance for owners, mechanics, and technicians. It covers all essential aspects of the vehicle, from routine scheduled maintenance and fluid checks to complex engine and transmission rebuilds. Detailed sections include powertrain, drivetrain (featuring AYC), chassis, and electrical systems, alongside specific procedures for diagnostics, troubleshooting, and repair. The manual also details technical specifications, special tool requirements, and torque values, ensuring accurate and effective maintenance and repair for the Lancer Evolution IV. 🏷️ Basic Information Identification Make: Mitsubishi Model: Lancer Evolution IV (Evo 4) Model Code: CN9A Production Years: 1996-1998 Codes Engine Codes Covered: 4G63 Chassis Codes Covered: CN9A 👋 Introduction Market Position Positioning: Iconic rally homologation special, celebrated for its performance and advanced technology. Competitive Analysis Competitors Covered By Manuals: Provides in-depth data comparable to or exceeding factory manuals for vehicles like Subaru Impreza WRX STi, Toyota Celica GT-Four, and Ford Escort RS Cosworth of the era. Key Features Key Features Of Vehicle: 4G63 2.0L turbocharged engine, advanced All-Wheel Drive with Active Yaw Control (AYC), aggressive aerodynamic body kit, stiffened chassis. 📋 Manual Details Coverage Areas Comprehensive Coverage: Yes Specific Markets Covered: Japan (JDM) Page Count Estimated Page Count: Approximately 1500+ Manual Type Type: Factory Workshop Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Powertrain: Engine, Fuel System, Ignition System, Lubrication System, Cooling System, Exhaust System Drivetrain: Transmission (Manual & Automatic), Transfer Case, Front Differential, Rear Differential, Active Yaw Control (AYC) Chassis: Suspension (Front & Rear), Steering System, Brake System (ABS Included), Wheels & Tires Electrical: Wiring Diagrams, Lighting System, Ignition System, Starting System, Charging System, Instrumentation, HVAC Controls, Audio System, Power Accessories Body: Exterior Body Panels, Interior Trim, Glass, Doors, Locks, Bumpers, Aerodynamics Procedures Included Maintenance: Scheduled Maintenance, Oil Changes, Filter Replacements, Fluid Checks & Replenishments, Spark Plug Service, Belt Replacement Troubleshooting: Diagnostic Procedures, Fault Code Interpretation, Symptom-Based Troubleshooting Guides Repair: Engine Overhaul, Transmission Rebuild, Suspension Component Replacement, Brake System Overhaul, Electrical Component Repair, Body Panel Repair Diagnostics: On-Board Diagnostics (OBD-I/OBD-II as applicable), Sensor Testing, Actuator Testing Special Procedures: AYC System Calibration, Timing Belt Replacement, Turbocharger Servicing, Differential Fluid Changes Technical Depth Depth: Comprehensive from basic maintenance to complete engine and transmission rebuilds. Diagnostic Capabilities: Detailed diagnostic flowcharts and fault isolation procedures. Torque Specifications: Extensive torque specifications for all critical fasteners. Special Tools: Identification and usage of required special service tools (SST). 📊 Manual Specifications File Format PDF Quality: High-resolution scans, clear text and diagrams. Searchable: Yes, typically text-searchable PDF. Print Quality Printable: Yes, designed for printing. Binding Type Binding Type For Original: Perfect bound or spiral bound (for original manuals). Paper Type Paper Type For Original: High-quality, durable paper stock. ⚙️ Engine Specifications Primary Engine Engine Type: Inline-4, DOHC, 16-valve, turbocharged and intercooled Engine Code: 4G63T Displacement: 1997 cc (2.0 Liters) Performance Horsepower Ps: 280 PS (276 hp) @ 6500 rpm (JDM spec, often under-rated) Torque Nm: 350 Nm (258 lb-ft) @ 3000 rpm (JDM spec) Fuel System Fuel Delivery: Multi-point fuel injection (MPI) with Electronic Fuel Control System (EFCS) Fuel Type: Unleaded premium gasoline (95-98 RON recommended) Cooling System Cooling Medium: Water-cooled, pressurized system Lubrication System Oil Capacity Liters: 4.5 Liters (with filter change) Ignition System Ignition Type: Electronic ignition system with distributorless ignition system (DIS) on later models or distributor on early models. 🔧 Transmission Standard Type: 5-speed Manual Transmission (Type-MR) Optional Type: None (Evo 4 was exclusively manual) Features Drivetrain Type: All-Wheel Drive (AWD) with Active Yaw Control (AYC) Ayc Description: Electronically controlled torque distribution to rear wheels for enhanced cornering stability. 📐 Dimensions Exterior Length Mm: 4350 mm Width Mm: 1770 mm Height Mm: 1415 mm Wheelbase Mm: 2600 mm Track Front Mm: 1515 mm Track Rear Mm: 1505 mm Weights Curb Weight Kg: 1400 kg Gross Vehicle Weight Kg: 1700 kg Wheels Tires Standard Wheel Size: 17 x 7.5 inches Standard Tire Size: 215/45R17 Bolt Pattern: 5x114.3 🛡️ Safety Features Ratings Overall Ratings: N/A (Vehicle of its era, crash testing standards were different) Active Features Active Safety: All-Wheel Drive, AYC, ABS (Anti-lock Braking System), Helical Limited Slip Differential (Front), Viscous Coupling Center Differential. Passive Features Passive Safety: Reinforced chassis structure, driver-side airbag (standard in many markets), three-point seatbelts with pre-tensioners. Brakes...