This service repair manual covers the Yamaha F90TLRD outboard motor, manufactured between 2005 and 2009. As a four-stroke outboard motor designed for marine propulsion, this unit exemplifies Yamaha's commitment to engineering quality and reliability. The F90TLRD model, with its 90 horsepower output and 1.6-liter displacement, offers efficient performance using unleaded gasoline. This manual is an essential resource for understanding and maintaining the advanced features of this Japanese-engineered marine propulsion system.

The purpose of this manual is to provide comprehensive guidance for the maintenance, repair, and servicing of the Yamaha F90TLRD outboard motor. It details essential procedures, technical specifications, troubleshooting steps, and safety guidelines necessary for optimal performance and longevity. Owners, mechanics, and technicians will find detailed information on engine operation, fuel systems, lubrication requirements, including recommended oil types, and other critical aspects. This document serves as the definitive reference for ensuring the continued reliability and efficient operation of your Yamaha outboard motor.