This comprehensive Mercedes-Benz W123 280S 280SE Service Repair Manual covers models from 1976 to 1985, providing you with the same detailed information used by mechanics in authorized dealerships worldwide. The manual offers step-by-step instructions, diagrams, illustrations, wiring schematics, and specifications to guide you through maintenance and repair procedures. Dive deep into the intricacies of your Mercedes-Benz W123 280S 280SE, exploring everything from general information and engine mechanical systems to electrical systems, emission controls, fuel systems, and transmission. Gain valuable insights into clutch systems, manual and automatic transaxles, driveshafts, suspension, steering, restraint systems, brakes, and body components (both interior and exterior). This manual also delves into the intricacies of the body electrical system and heating, ventilation, and air conditioning systems, ensuring you have the information needed to address any challenges that may arise. Whether you're a seasoned mechanic or simply a car enthusiast, this manual empowers you to tackle repairs confidently, saving you money on costly dealership visits.

The Mercedes-Benz W123, produced from 1976 to 1985, is a renowned mid-size sedan that epitomizes German engineering excellence and enduring quality. The W123 series, specifically the 280S and 280SE models, were characterized by their robust construction, refined performance, and timeless elegance. Powered by a smooth and reliable 2.8-liter inline-six engine, these cars offered a balance of power and efficiency. The 280S, with its single-carburetor setup, provided a more economical option, while the 280SE, featuring fuel injection, delivered a more spirited driving experience. Both variants boasted a spacious interior with high-quality materials and comfortable seating, further enhancing the overall driving experience. The W123 became a symbol of reliability and longevity, gaining a reputation for its ability to withstand the test of time. The robust construction and meticulous engineering ensured that these cars retained their value and remained desirable even decades later. The W123's enduring appeal lies not only in its mechanical prowess but also in its timeless design. The classic boxy shape, with its sharp lines and well-proportioned dimensions, has aged gracefully and continues to resonate with enthusiasts. Moreover, the W123 played a crucial role in shaping Mercedes-Benz's reputation for building vehicles that are built to last, a legacy that continues to this day. The W123 remains a sought-after classic among car enthusiasts and collectors, admired for its timeless elegance, engineering excellence, and exceptional durability.