This workshop service repair manual provides comprehensive information for the BMW D35 / D50 Marine Diesel Engine. Designed for reliability and performance in marine applications, these engines represent advanced engineering. While specific production years are not detailed, the manual covers all models and engine variants, ensuring broad applicability for owners and operators seeking to understand and maintain their equipment. The purpose of this manual is to serve as a complete guide for all repair and service procedures, covering every aspect from A to Z. It is intended for use on all PC and Mac computers, tablets, and mobile phones, requiring only Adobe Reader for access. By detailing maintenance schedules, service intervals, fluid capacities, and diagnostic information, this resource empowers owners, mechanics, and technicians to effectively maintain and repair the BMW D35 / D50 marine diesel engines, ensuring optimal performance and longevity.