The BMW C1, produced between 2000 and 2003, represents a unique approach to urban mobility, offering a weather-protected and exceptionally safe riding experience. This innovative vehicle, available in 125cc and 200cc variants, features an integral safety cage and car-like controls, including a steering wheel and pedals, making it accessible to a broad range of riders. Its design prioritizes occupant protection with features such as a 4-point safety harness and rollover protection, setting it apart from conventional scooters and small motorcycles. The C1 was engineered to bridge the gap between scooters and cars, providing a comfortable and secure solution for city commuters. This comprehensive service and repair manual covers the C1 scooters for the model years 2000 through 2003. It provides detailed guidance on all essential aspects of vehicle maintenance and repair, including in-depth coverage of the engine, fuel system, ignition, cooling, exhaust, transmission, brakes, suspension, steering, and electrical systems. The manual includes step-by-step procedures for routine maintenance tasks, troubleshooting common and uncommon issues with diagnostic charts, and detailed instructions for engine and component overhauls. It also specifies critical technical data such as torque values, clearances, and fluid specifications, ensuring owners and technicians can effectively maintain the C1's performance and longevity.