The 2002 M3 Convertible (E46 chassis) represents a pinnacle of performance and luxury, blending exhilarating driving dynamics with the freedom of open-air motoring. Engineered by the M division, this model is renowned for its naturally aspirated 3.2-liter inline-six engine, producing 333 horsepower and a responsive powerband, coupled with an M-tuned chassis that delivers exceptional handling and driver feedback. As a high-performance grand tourer convertible, it was designed for enthusiasts seeking a sophisticated and engaging driving experience, offering a blend of advanced technology, premium comfort, and the unmistakable prestige.

This manual serves as a comprehensive guide for the 2002 M3 Convertible, covering essential owner-level information. It details vehicle operation, routine maintenance procedures, and basic troubleshooting steps for common issues. Key systems addressed include the powertrain, drivetrain, chassis, electrical components, and body and interior features, with specific attention to the convertible top operation. While it provides guidance for maintaining the vehicle's performance and reliability, it focuses on owner-level tasks and does not include in-depth repair procedures typically found in workshop manuals.