This service repair manual covers Suzuki DF 90/100/115/140 outboard motors manufactured between 2000 and 2009. These 4-stroke engines are renowned for their robust engineering and reliability, making them a preferred choice for both professional marine services and personal maintenance. This manual provides comprehensive guidance for the repair and upkeep of these dependable marine power units. The purpose of this manual is to equip owners, mechanics, and technicians with the detailed information necessary for effective maintenance and repair. It includes in-depth coverage of general information, periodic maintenance schedules, engine control systems, electrical components, fuel systems, power units, mid-sections, power trim and tilt mechanisms, lower units, and wire and hose routing. With detailed procedures, photos, and illustrations, this manual ensures the optimal performance and longevity of your Suzuki outboard motor.