This comprehensive workshop repair and service manual is your go-to resource for all your BMW 3 Series (E46) maintenance and repair needs. Covering model years 1998-2005, this manual encompasses the M3, 323i, 325i, 325xi, 328i, 330i, and 330xi models, including Sedan, Coupe, Convertible, and Sport Wagon variants. Delve into detailed step-by-step instructions, accompanied by clear illustrations, drawings, and photos, to guide you through every repair procedure. Benefit from detailed sub-steps, notes, cautions, and warnings to highlight critical information and ensure a smooth repair process. This manual also includes thorough troubleshooting and electrical service procedures, enhanced by detailed wiring diagrams, making diagnosing and repairing electrical system issues a breeze. Whether you're tackling basic maintenance or complex repairs, this comprehensive manual equips you with the knowledge and instructions necessary to confidently handle any task. Discover the intricacies of your BMW 3 Series (E46), from its engine and transmission to its suspension and electrical systems, all within the pages of this invaluable resource.

The 1998-2005 BMW 3 Series (E46) encompasses a range of models, including the sporty M3, the efficient 323i, the popular 325i and 328i, and the all-wheel drive 325xi and 330xi variants. Available in sedan, coupe, convertible, and sport wagon body styles, the E46 3 Series offered a compelling blend of performance, luxury, and practicality. Under the hood, the E46 featured a range of powerful and refined inline-six engines, including the naturally aspirated 2.2-liter, 2.5-liter, and 3.0-liter units, as well as the high-revving 3.2-liter S54 engine found in the M3. These engines were paired with either a six-speed manual or a five-speed automatic transmission, delivering smooth and engaging driving experiences. Beyond its powertrains, the E46 3 Series impressed with its handling and overall driving dynamics. Its well-balanced chassis, precise steering, and responsive suspension made it a joy to drive on winding roads and everyday commutes alike. Inside the cabin, the E46 offered a driver-focused environment with comfortable seating, high-quality materials, and a well-designed dashboard. While the interior design may be seen as somewhat dated by today's standards, it still exudes a timeless elegance and sophistication. The E46 3 Series also introduced a number of innovative features, such as the iDrive infotainment system and adaptive headlights, further enhancing its premium appeal. Overall, the 1998-2005 BMW 3 Series (E46) remains a highly sought-after and well-respected model, offering a combination of performance, luxury, and practicality that continues to appeal to enthusiasts and everyday drivers alike.