This comprehensive workshop repair service manual provides a wealth of information for servicing and maintaining your Mercedes-Benz W123 280, 280C, and 280CE models produced between 1976 and 1985. It covers all models, engines, trim levels, and transmission types. Inside, you'll find detailed instructions, illustrations, and diagrams that guide you step-by-step through every repair procedure. It is the same manual used by professional service shops. The manual encompasses a wide range of topics, including general maintenance, troubleshooting, engine service and repair, transmission service and repair, brake system, wiring diagrams, electrical system, suspension, periodic lubrication, steering, cooling system, fuel injection and fuel system, emission system, heater and air conditioning, engine control system, chassis and body, restraint system, interior, differential and drive, and axle. This manual is your one-stop resource for keeping your W123 running smoothly.

The Mercedes-Benz W123, produced from 1976 to 1985, was a highly successful and enduring model that revolutionized the automotive landscape. This mid-size sedan, coupe, and wagon line was the successor to the W114/115 series, and represented a significant step forward in refinement, durability, and safety. The W123 boasted a robust construction with a fully galvanized body, ensuring exceptional resistance to corrosion. This unwavering commitment to quality contributed to the model's long lifespan and enduring appeal, with many examples still in service today. Available in a variety of body styles and engine options, the W123 appealed to a diverse range of consumers. The 280 model, featuring a 2.8-liter inline-six engine, offered a balance of performance and fuel efficiency, making it a popular choice for daily driving and long journeys. The elegant 280C coupe and the practical 280CE wagon further expanded the model's appeal, catering to individual preferences and lifestyles. The W123 established a reputation for exceptional safety standards. It was one of the first cars to incorporate crumple zones, a safety feature designed to absorb the impact in a collision and protect occupants. The W123's rigid chassis and comprehensive safety features garnered international praise and contributed to its exceptional safety ratings. Beyond its practical attributes, the W123 was renowned for its refined and comfortable driving experience. The well-engineered suspension provided a smooth and stable ride, while the interior boasted premium materials and meticulous craftsmanship. The spacious cabin offered a sense of luxury and comfort, enhancing the overall driving enjoyment. The W123's legacy extends beyond its practicality and comfort. Its timeless design and enduring quality have solidified its status as a classic car, cherished by enthusiasts and collectors worldwide. The W123's reputation for reliability, durability, and longevity continues to resonate today, making it a highly sought-after vehicle in the classic car market.