This manual covers the BMW 5 Series, specifically the E28 model designation, representing the 518i variant. Produced between 1981 and 1988, the E28 is recognized for its premium executive sedan status, embodying BMW's philosophy of 'Sheer Driving Pleasure' through its balanced chassis, refined ride, and quality interior materials. It was engineered with a focus on performance and build quality, competing with other luxury marques of its era. The 518i, equipped with an M10 inline-4 SOHC engine displacing 1.8 liters, offered a more accessible entry into BMW's renowned driving dynamics.

This comprehensive workshop service and repair manual provides detailed information for owners and technicians. It covers all major mechanical and electrical systems, including engine overhaul and diagnostics, transmission maintenance, fuel and cooling systems, brakes, suspension, steering, and the electrical system. The manual includes step-by-step guides for maintenance procedures, component replacement, disassembly and reassembly, and troubleshooting common and complex issues. Technical specifications, torque values, fluid capacities, and wiring diagrams are also provided, ensuring thorough understanding and effective upkeep of the vehicle.