This manual covers the Volvo AQ115 marine inboard engine, a 2.0-liter inline 4-cylinder unit. Known for its robust engineering, the AQ115 is designed for reliable performance in marine applications. Its 1986cc displacement provides ample power for a variety of watercraft, reflecting Volvo's commitment to quality and durability in its engine offerings. This comprehensive Factory Service Repair Manual, presented in English, provides essential information for maintaining and repairing your Volvo AQ115 engine. It details critical procedures, technical specifications, and troubleshooting guidance necessary for optimal engine function. With hundreds of pages of detailed instructions, this manual serves as an indispensable resource for owners and technicians alike to ensure the longevity and performance of the marine drive system.