The Mitsubishi Eclipse, model years 1991, represents a significant entry in the sporty coupe market, known for its sleek, aerodynamic styling and performance capabilities. Developed on a shared platform, this vehicle offered a range of powertrains, including naturally aspirated and turbocharged 2.0L engines and a 1.8L option, paired with either a 5-speed manual or 4-speed automatic transmission. Available in front-wheel drive and all-wheel drive configurations (particularly for the turbocharged models), the Eclipse was engineered to deliver an engaging driving experience, competing with other popular sporty vehicles of its era.

This comprehensive Factory Service Manual provides detailed information essential for the maintenance, repair, and diagnostics of the 1991 Mitsubishi Eclipse. Covering a vast array of systems, including engine mechanicals, transmissions, drivetrain, suspension, brakes, steering, electrical systems, body, and HVAC, this manual offers extensive procedures for routine maintenance, component repair, and complete rebuilds. With over 1500 pages of content, it includes troubleshooting guides, diagnostic procedures for OBD-I systems, and specific technical data, making it an invaluable resource for owners and technicians seeking to preserve the performance and longevity of their vehicle.