The Actros MP4 represents a significant advancement in heavy-duty commercial truck engineering, building upon a rich heritage of innovation. Introduced in 2011, this fourth-generation Actros, built on the Modular Platform 4 (MP4), is designed for demanding long-haul and heavy-haulage applications. It features a range of powerful and efficient inline 6-cylinder diesel engines, including the OM 470, OM 471, OM 472, and OM 473 series, offering power outputs from 400 hp to over 640 hp. Key technological highlights include the advanced automated manual transmission, sophisticated emission control systems such as SCR with AdBlue and DPF, and a suite of optional driver assistance systems like Predictive Powertrain Control and Active Brake Assist, all contributing to its reputation for reliability and performance in the competitive commercial vehicle market.

This manual serves as a comprehensive resource for understanding and maintaining the complex electrical systems of the Actros MP4. It provides detailed electrical wiring diagrams, covering everything from powertrain and chassis electricals to body systems and information/communication networks, including multiplexing and CAN bus architecture. The manual includes essential troubleshooting guides, component location diagrams, wire and connector identification, and diagnostic testing procedures, making it invaluable for technicians and fleet managers. Its in-depth technical information is designed to facilitate accurate diagnosis, efficient repair, and effective maintenance, ensuring the Actros MP4 operates at peak performance and reliability.