The Mitsubishi Lancer Evolution I, produced from 1992 to 1994, is an iconic rally homologation special celebrated for its performance-oriented design and engineering. This first-generation model established the Lancer Evolution lineage, featuring a potent turbocharged 2.0-liter 4G63 engine, an advanced All-Wheel Drive system with Active Yaw Control (AYC), and a rally-bred chassis. Its development for World Rally Championship (WRC) Group A competition underscored its commitment to driving dynamics and competitive capability, setting it apart from performance sedans of its era. This Workshop Service Repair Manual provides comprehensive coverage of the Mitsubishi Lancer Evolution I (CD9A). It details complete mechanical and electrical systems, including the 4G63 engine, AWD/AYC drivetrain, transmission, suspension, brakes, and bodywork. The manual includes routine maintenance procedures, troubleshooting guides, diagnostic steps, component removal and installation instructions, and detailed technical specifications. It is designed to assist owners, mechanics, and technicians in maintaining, diagnosing, and repairing the vehicle, ensuring its optimal performance and longevity.