This manual covers the Komatsu 95-3 Engine. Komatsu is recognized for its robust engineering and reliable equipment, designed to meet the demanding needs of various industrial applications. The 95-3 Engine exemplifies this commitment, featuring advanced fuel injection, cooling, emission, and engine control systems. While specific production years are not detailed, the inherent quality and durability of Komatsu products ensure consistent performance. This Service and Repair Manual provides comprehensive guidance for maintaining and repairing the Komatsu 95-3 Engine. It details essential procedures for general maintenance, periodic lubrication, and service intervals, along with oil capacity specifications. The manual also includes information on the electrical system, wiring diagrams, braking, steering, chassis, body, suspension, and axle components. Furthermore, it offers troubleshooting and diagnostic assistance, making it an indispensable resource for owners, technicians, and mechanics to ensure optimal engine operation and longevity.