The Mercedes-benz W123 280SE 1976-1985 Factory Service Repair Manual provides comprehensive instructions and detailed information for maintaining and repairing your vehicle. This official factory manual covers all aspects of repair, offering a wealth of knowledge to empower you to perform repairs and maintenance tasks yourself, saving you significant costs on professional labor. This extensive manual includes step-by-step instructions for 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/fuel system, emission system, heater/air conditioning, engine control system, chassis/body, restraint system, interior, differential/drive, and axle, along with many other critical components. It features detailed illustrations, drawings, and photos to clearly guide you through every procedure. Enlarged insets allow for thorough examination of parts. A numbered table of contents ensures quick and easy navigation to find the information you need. The manual also incorporates advanced troubleshooting guides to assist in diagnosing and resolving problems. All diagnostic and repair procedures are covered in great detail, providing you with the same information used by professional technicians and mechanics. This manual is an invaluable resource for any serious owner seeking to understand and maintain their Mercedes-benz W123 280SE.

The Mercedes-Benz W123 280SE, produced from 1976 to 1985, is a testament to the German marque's commitment to engineering excellence and timeless design. This mid-size luxury sedan, known for its robust build quality and enduring reliability, became a cornerstone of Mercedes-Benz's global success. While the 280SE designation specifically refers to the 2.8-liter, fuel-injected, straight-six engine variant, the W123 chassis encompassed a wide range of powertrain configurations, body styles, and trim levels, catering to diverse customer needs. The car's distinctive styling, characterized by its angular lines, sloping hood, and prominent grille, was a departure from the more rounded aesthetics of its predecessors. The W123 exemplified a functional approach to design, prioritizing durability and practicality over fleeting trends. Beyond its striking aesthetics, the W123 280SE delivered a refined and engaging driving experience. The engine, codenamed M110, was renowned for its smooth power delivery, providing ample acceleration for daily commutes and confident overtaking on the open road. The car's suspension, a hallmark of Mercedes-Benz engineering, offered a balance of comfort and precise handling. The W123's interior exuded a sense of quality and sophistication, with meticulous attention to detail evident in the use of high-quality materials and well-designed ergonomics. From the durable upholstery to the robust dashboard, the car offered an understated elegance that has stood the test of time. The W123 280SE's enduring popularity is a testament to its blend of timeless design, impressive engineering, and exceptional longevity, solidifying its status as a true automotive icon.