This manual covers Suzuki DF 90, DF 100, DF 115, and DF 140 outboard motors manufactured between 2000 and 2009. These 4-stroke outboard motors are engineered for reliability and performance, suitable for a wide range of marine applications. The comprehensive documentation within this service manual ensures that owners and technicians have access to the detailed information required to maintain these robust engines. This factory service repair workshop manual provides essential guidance for the repair and maintenance of your Suzuki outboard motor. It details procedures for general information, periodic maintenance, engine control systems, electrical components, fuel systems, power units, trim and tilt mechanisms, lower units, and wire/hose routing. This English-language manual is designed to assist users in effectively servicing and troubleshooting their engines, ensuring optimal operation and longevity.