This workshop service repair manual covers the Johnson Evinrude E-TEC Outboard Motor, specifically the 15 HO, 25-30 HP models manufactured from 2011 onwards. These two-cycle, inline 2-cylinder engines, featuring the Evinrude E-TEC engine management system and an Engine Management Module (EMM), offer robust performance for various marine applications. Their engineering is designed for reliability and efficiency, making them a strong choice for boaters seeking dependable power. This comprehensive manual provides detailed instructions and high-definition diagrams for all aspects of maintenance and repair. It covers routine service for the engine cover, fuel system, oiling system, cooling system, powerhead, midsection, gearcase, trim and tilt, and manual starter. Diagnostic procedures for system analysis, electrical and ignition issues, and troubleshooting charts are also included. Designed for both professional mechanics and non-experienced users, this manual ensures proper upkeep and repair, maintaining the optimal performance and longevity of your outboard motor.