The Volvo S40, produced from 1995 to 2004 on the P1 platform, represents Volvo's commitment to safety, durability, and Scandinavian design in the compact executive sedan segment. This model, often seen as a successor to the 440/460 series, offers a blend of refined interiors, ergonomic focus, and robust engineering, making it a popular choice for professionals and families seeking comfort and security. It features a naturally aspirated 2.0-liter inline 4-cylinder engine (B4204S) producing 115 PS, with front-wheel drive and a choice of a 5-speed manual or a 4-speed automatic transmission. Volvo's inherent reputation for safety is evident in features like a reinforced safety cage, crumple zones, standard front airbags, and three-point seatbelts with pretensioners, alongside active safety systems such as front ventilated disc brakes with standard ABS on most models. This comprehensive workshop service repair manual is designed for both do-it-yourself enthusiasts and experienced mechanics, covering all essential aspects of the Volvo S40. It provides detailed information on powertrain systems including the engine, transmission, and drivetrain, as well as chassis components like suspension, steering, and brakes. The manual also delves into the complete electrical system, bodywork, and interior systems, offering extensive maintenance schedules, step-by-step repair procedures, and troubleshooting guides for common and uncommon issues. With hundreds of illustrations and factory-level detail, this manual equips users with the knowledge to effectively maintain and repair their vehicle, ensuring its longevity and optimal performance.