This manual covers the Suzuki DF 90, DF 100, DF 115, and DF 140 outboard motors manufactured in 2001. These 4-stroke marine propulsion units are engineered for reliability and performance, offering robust solutions for a variety of boating needs. Their advanced design ensures efficient operation and durability, making them a trusted choice for marine applications. The purpose of this Service and Repair Manual is to provide comprehensive guidance for the maintenance and repair of these Suzuki outboard motors. It details procedures for all major systems, including the engine control, electrical, fuel, power unit, mid unit, power trim and tilt, and lower unit. This manual is an essential resource for ensuring the optimal functioning and longevity of your outboard motor.