This manual covers the BMW 850CSi (E31), a first-generation luxury grand tourer produced from 1992 to 1996. As BMW's flagship coupe, the 850CSi was engineered for performance and luxury, featuring a powerful V12 engine and advanced technology for its era. Its aerodynamic design and sophisticated chassis set it apart as a high-performance enthusiast vehicle, competing in the premium sports coupe market. This comprehensive guide details its V12 engines (M70B50 and S70B56), 6-speed manual and 4-speed automatic transmissions, and intricate chassis and electrical systems.

This Service Repair Workshop Manual provides detailed information for the maintenance, diagnosis, and repair of the BMW 850CSi. It covers essential areas including engine mechanicals, fuel and ignition systems, transmission overhauls, brake and suspension servicing, steering adjustments, climate control, bodywork, and safety systems. With over 1500 pages of content, this English-language manual offers step-by-step procedures for routine maintenance, component replacement, engine rebuilds, and electrical troubleshooting, including specific diagnostic codes and torque specifications. This resource is designed to assist owners, mechanics, and technicians in maintaining the integrity and performance of the vehicle.