This manual covers the BMW 325i, specifically the fifth generation (E90/E91/E92/E93) produced between 2006 and 2010. Renowned for its exceptional driving dynamics and engineering quality, the 325i embodies BMW's commitment to the 'Ultimate Driving Machine' philosophy. This premium compact executive vehicle, available as a sedan, wagon, coupe, or convertible, is powered by the robust 3.0L N52B30 inline-6 engine and offered in both Rear-Wheel Drive (RWD) and xDrive All-Wheel Drive configurations. Its balanced chassis, precise steering, and engaging handling have consistently earned critical acclaim, making it a benchmark in its class.

This comprehensive factory service manual provides detailed information for owners, mechanics, and technicians to maintain and repair the BMW 325i. It covers a vast array of systems, including engine mechanical and performance, fuel, exhaust, cooling, lubrication, ignition, starting, charging, transmission (manual and automatic), drivetrain, suspension, steering, brakes, ABS, DSC, body structure, interior and exterior trim, climate control, audio systems, and safety systems. With over 1000 pages of content, this manual includes maintenance schedules, diagnostic trouble codes, wiring diagrams, torque specifications, and step-by-step procedures for component removal, installation, and troubleshooting, enabling thorough vehicle upkeep and repair.