This Factory Service Repair Manual provides comprehensive information for the Yamaha F300CA outboard motor, manufactured from June 2011 onwards, with Product Identification (PID) numbers ranging from 6CE-1003590 to current. This powerful 4.2L V6 engine delivers 300 horsepower and features Electronic Fuel Injection (EFI) and water cooling for optimal performance and efficiency. Designed for demanding marine applications, the F300CA embodies Yamaha's commitment to engineering excellence, reliability, and advanced technology, including Power Trim and Tilt and an Electronic Ignition system. This manual serves as an essential resource for maintaining and repairing your Yamaha F300CA. It details comprehensive disassembly, repair, assembly, and inspection operations, presented in a sequential, step-by-step format. Included are exploded diagrams to aid in understanding component relationships. This English-language supplement to manual LIT-18616-03-23 is designed to assist owners, mechanics, and technicians in performing all necessary service procedures, ensuring the continued optimal performance and longevity of the outboard motor.