This manual covers the Mercedes-Benz 180d, 180Db, and 180Dc models, which were produced across various chassis codes, including W120, W110, and W114/W115 variants, from the mid-1950s through the mid-1970s. These vehicles are recognized for their robust diesel engines, specifically the OM621 (1.9L) and OM615 (2.0L), known for their durability and reliability. As compact executive sedans and potential estate variants, they offered a comfortable ride, high build quality, and economical transportation for their era, competing with models from BMW, Audi, Volvo, and Opel. The engineering focus was on mechanical longevity and dependable performance, making them a cornerstone of Mercedes-Benz's reputation for quality.

This comprehensive service repair workshop manual provides detailed information essential for the maintenance, repair, and troubleshooting of your Mercedes-Benz 180d series vehicle. It covers all major systems, including the engine (OM621, OM615), fuel system, cooling, lubrication, exhaust, clutch, manual and automatic transmissions, suspension, steering, brakes, and the 12V electrical system. The manual includes procedures for preventative maintenance, component rebuilds, adjustments, and diagnostics, offering in-depth guidance suitable for both owners and professional technicians. With an estimated 500-800+ pages of high-resolution content, it serves as an authoritative resource for ensuring the continued optimal performance and longevity of your vehicle.