The Mercedes-Benz W123 280E, produced from 1976 to 1985, represents a pinnacle of automotive engineering, renowned for its exceptional build quality, durability, and understated luxury. This model, part of the first generation W123 series, embodies the brand's commitment to creating vehicles that are built to last, offering a refined driving experience characterized by smooth inline-six power from its M110 engine and a comfortable, robust ride. Its enduring design and engineering excellence have cemented its reputation as a reliable and timeless luxury mid-size sedan, competing with esteemed marques of its era.

This comprehensive workshop service repair manual provides in-depth guidance for the Mercedes-Benz W123 280E, covering all models from 1976 through 1985. It details essential maintenance procedures, including scheduled service intervals and fluid specifications, alongside extensive troubleshooting and repair instructions for all major vehicle systems such as the engine, transmission, brakes, suspension, steering, and electrical systems. With step-by-step guidance for component overhauls, adjustments, and diagnostics, this manual serves as an indispensable resource for owners and technicians seeking to maintain the optimal performance and longevity of their W123 280E.