This manual covers the Komatsu 95E-5 Series Diesel Engine, model year 2007. This powerful and reliable diesel engine is engineered for demanding applications and is compatible with a range of Komatsu machinery including the PC78US-8, PC88MR-8, PC120-8, PC130-8, PC138US-8, PC138USLC-8, D31EX-22, D31PX-22, D37EX-22, D37PX-22, WA150-6, and WA150PZ-6. The engine's robust design and efficient performance make it a cornerstone for various industrial and construction operations, ensuring durability and optimal output. This comprehensive Service Repair Manual provides detailed instructions and technical information necessary for the maintenance, repair, and servicing of the Komatsu 95E-5 Series Diesel Engine. It includes sections on specifications, structure and function, maintenance standards, standard value tables, testing and adjusting, troubleshooting, and disassembly and assembly procedures. The step-by-step instructions and clear diagrams are designed to assist owners, mechanics, and technicians in efficiently diagnosing issues and performing necessary repairs to maintain the engine's peak operational condition.