The Mercedes-Benz A-Class W168, produced from 1997 to 2004, represents the brand's innovative entry into the compact car segment. This 2004 model year represents a facelifted version of the first generation, distinguished by its unique sandwich floor construction, which enhances occupant safety and allows for a remarkably spacious interior within compact exterior dimensions. Offering a range of petrol and diesel engines, from the 1.4L M166 to the 1.7L OM668 diesel, the A-Class provided premium compact transportation, competing with vehicles like the Volkswagen Golf and Ford Focus. Its key selling points included Mercedes-Benz's renowned build quality, advanced safety features like optional ESP and ASR, and a practical, versatile interior, making it a distinctive choice in its class.

This comprehensive service and repair manual provides in-depth guidance for the Mercedes-Benz A-Class W168. It covers all aspects of maintenance, diagnosis, and repair, from routine scheduled services like oil changes and fluid checks to complex procedures such as engine rebuilds and transmission overhauls. Detailed information on all major systems, including engine management, drivetrain, chassis, and the electrical system, is included, along with specific troubleshooting guides and component replacement steps. This manual is an essential resource for owners, mechanics, and technicians seeking to maintain the performance, reliability, and safety of their 2004 Mercedes-Benz A-Class, offering expert-level technical data equivalent to factory workshop manuals.