This workshop service repair manual provides comprehensive guidance for the Mercedes-Benz 180D, 180Db, and 180Dc diesel variants, produced from 1956 to 1962. These vehicles, built on the W121 chassis, are renowned for their robust construction, reliable OM621 diesel engines, and a design philosophy prioritizing durability and function. As compact executive cars, they represented Mercedes-Benz's commitment to engineering excellence and fuel efficiency in their era, offering a premium yet practical transportation solution.

This 628-page English-language manual covers all essential aspects of maintenance, repair, and diagnostics. It details procedures for the engine and drivetrain, chassis and suspension, braking system, electrical system, and body and interior. Included are routine maintenance tasks, troubleshooting guides for common issues, detailed repair and rebuild instructions, and precise technical specifications and tolerances. This resource is invaluable for owners, mechanics, and technicians seeking to maintain the longevity and performance of their Mercedes-Benz 180D series vehicles.