This document pertains to the Johnson Evinrude 235 HP Outboard motor, covering production years from 1973 through 1990. Engineered for marine applications, these outboard motors are recognized for their robust performance and reliability on the water. This manual details the various systems and components that contribute to the operational excellence of this powerful marine propulsion unit. This Factory Service Repair Manual, presented in English, provides comprehensive guidance for the maintenance, repair, and troubleshooting of your Johnson Evinrude 235 HP Outboard. It includes detailed procedures for tune-ups, lubrication, and maintenance schedules, alongside in-depth coverage of the fuel system, power head, gearcase, and power trim and tilt systems. Troubleshooting guides and wiring diagrams are also provided, ensuring that owners and technicians have the necessary information to keep the engine operating at peak performance and to address any potential issues efficiently.