This manual covers the Porsche 911 Carrera 4 (Type 964) produced between 1989 and 1994. The 964 generation represented a significant evolution of the iconic 911, introducing an all-wheel-drive system to the production line for enhanced stability and traction. It features a naturally aspirated, air-cooled 3.6-liter flat-six engine, delivering 250 PS, paired with a 5-speed manual transaxle. The vehicle is celebrated for its blend of classic 911 design, advanced chassis dynamics for its era, and the engaging driving experience characteristic of Porsche's air-cooled performance cars.

This comprehensive workshop service repair manual provides detailed information for the maintenance, diagnosis, and repair of your Porsche 911 Carrera 4. It covers all major systems, including the powertrain, drivetrain, chassis, and electrical components, with specific procedures for engine (M64.01) and transmission (G50/20) servicing. The manual includes scheduled maintenance guidelines, troubleshooting guides, step-by-step repair instructions, and essential technical specifications, enabling owners and technicians to effectively maintain and preserve the vehicle's performance and longevity.