This workshop service repair manual provides comprehensive information for the Iveco Motors Cursor Tier 3 Series engines, including the C10 and C13 variants. These inline 6-cylinder diesel engines are designed for robust performance and reliability, featuring water cooling, forced lubrication, and expected turbocharger and intercooler systems. Engineered to meet Tier 3 emission standards, the Cursor series engines are built for demanding applications where consistent power and durability are paramount. This manual covers specific models such as the C10 ENT X, C13, and various Cursor G-DRIVE and TE X applications, offering detailed technical data for these powerful and efficient powerplants. The purpose of this English-language manual is to serve as a definitive guide for maintaining and repairing the Iveco Cursor Tier 3 Series engines. It encompasses a wide range of critical information, including detailed technical specifications, electrical system diagnostics, recommended maintenance procedures, and step-by-step servicing operations for installed engines. Furthermore, the manual addresses essential aspects like specialized tools, engine overhaul processes, safety regulations for installations, and system updates. Owners, mechanics, and technicians will find this resource invaluable for ensuring the optimal performance, longevity, and safe operation of their Iveco Cursor engines.