The Mercedes-Benz 280E, part of the First Generation W123 chassis produced from 1975 to 1985, is a mid-size luxury sedan renowned for its exceptional build quality, durability, and sophisticated engineering. This model embodies Mercedes-Benz's philosophy of robust construction and a refined driving experience, often described as 'over-engineered.' Its inline-6 M110 engine, featuring Bosch K-Jetronic fuel injection, delivers a balance of performance and smooth operation, making it a capable and comfortable vehicle for both daily use and longer journeys. The W123 series, including the 280E, achieved significant market success globally, cementing Mercedes-Benz's reputation for reliability and longevity.

This comprehensive workshop service manual covers the Mercedes-Benz 280E models from 1976 through 1985. It provides detailed information on all major vehicle systems, including engine mechanicals, fuel injection, ignition, cooling, lubrication, and emission controls. Coverage extends to the transmission, chassis, suspension, steering, braking, and electrical systems, as well as body and interior components. The manual details routine maintenance procedures, component-level repair instructions, troubleshooting guides, and the use of specialized tools. Its purpose is to serve as an authoritative resource for owners, mechanics, and technicians, enabling them to effectively maintain, diagnose, and repair the vehicle, ensuring its continued optimal performance and longevity.