This manual covers the BMW 3 Series, specifically the 328i model from the E46 generation, produced between 1999 and 2005. The 3 Series is renowned for its balanced handling, driver-focused cockpit, and the refinement of its inline-six engines, particularly the M52TU B28. This generation of BMW vehicles is celebrated for its engineering quality, premium interior materials, and a driving experience that set a benchmark in the compact executive segment, earning consistent accolades such as Car and Driver's '10Best' awards.

This comprehensive workshop service and repair manual provides detailed technical information for maintaining and repairing your BMW 328i. It covers all major systems, including the engine, fuel, cooling, ignition, exhaust, drivetrain, suspension, steering, brakes, and electrical systems. You will find in-depth procedures for routine maintenance, major repairs, component replacement, and diagnostics, supported by technical specifications, torque values, and wiring diagrams. This manual is an essential resource for owners, mechanics, and technicians seeking to ensure the optimal performance and longevity of their E46 3 Series vehicle.