This manual covers the 5 Series (E34) 520i model, produced between 1988 and 1991. Known for its sophisticated engineering, robust build quality, and emphasis on driving dynamics, the E34 generation represented a significant evolution in mid-size luxury sedan offerings. The 520i, equipped with the 2.0L M20B20 inline-six engine, provided a balance of performance and efficiency, embodying the "Ultimate Driving Machine" philosophy. This vehicle was designed to compete with other premium sedans of its era, offering a refined driving experience and a high level of craftsmanship.

This comprehensive workshop service and repair manual provides detailed information for the maintenance, diagnosis, and repair of the 5 Series E34 520i. It covers all major systems, including the M20 engine, fuel injection, powertrain, chassis, brakes, and electrical systems. The manual includes step-by-step procedures for routine maintenance, component overhauls, and troubleshooting common issues, supplemented by detailed wiring diagrams and technical specifications. This resource is essential for owners, technicians, and mechanics aiming to preserve the integrity and performance of their vehicle.