This Service Repair Workshop Manual covers the Suzuki DT65 and DT-65 outboard motors manufactured between 1988 and 1997. These 2-stroke engines, with a displacement of approximately 1065 cc and producing 65 HP, are designed for reliable performance on the water. Featuring water cooling, CDI ignition, and an oil injection system, they offer efficient and durable operation. The manual details various control systems, including manual and power tilt/trim options, and steering configurations via tiller handle or remote control box, ensuring comprehensive coverage for these robust marine engines. This manual provides essential information for the maintenance, repair, and troubleshooting of your Suzuki DT65 / DT-65 outboard motor. It includes detailed procedures for common issues across engine, fuel, electrical, starting, cooling, and lower unit systems. With step-by-step instructions, illustrations, and wiring schematics, this English-language guide is an invaluable resource for owners and technicians alike. It also covers specific maintenance tasks such as winter storage and spring commissioning, ensuring your motor remains in optimal condition throughout its service life.