The Alfa Romeo 156, produced from 1997 to 2005, represents a significant chapter in the brand's history, offering both Sedan and Sportwagon body styles. Renowned for its iconic Giugiaro styling and distinctive grille, the 156 garnered widespread acclaim, including the European Car of the Year award in 1998. It is celebrated for its engaging driving dynamics, a hallmark of sporty handling, with a front-wheel-drive platform and available Q4 all-wheel-drive system. Under the hood, a diverse range of engines, including the spirited Twin Spark and V6 Busso petrol engines, alongside efficient JTD turbodiesel units, provided a compelling performance spectrum. This digital workshop service repair manual offers comprehensive guidance for the Alfa Romeo 156, covering a vast array of maintenance, diagnostic, and repair procedures. It delves into every major system, from engine mechanicals and fuel delivery to suspension, braking, and electrical systems, providing detailed technical specifications, troubleshooting steps, and rebuilding procedures. With high-quality photos, illustrations, and diagrams, this manual is an invaluable resource for owners and technicians alike, enabling them to effectively maintain, diagnose, and repair their vehicles, ensuring optimal performance and longevity.