This manual covers the BMW 3-series and M3 models with the E30 chassis code, specifically for the 1986 model year. These vehicles are renowned for their exceptional driving dynamics, driver-focused engineering, and sporty performance, making them highly sought after by enthusiasts. The E30 M3, in particular, achieved significant success in motorsport, cementing its legendary status. This generation of BMW 3-series offers a rear-wheel-drive platform, available with a range of inline-four and inline-six engines, including the potent S14 engine in the M3.

This comprehensive service and repair manual provides detailed information for all aspects of vehicle maintenance and repair, from routine servicing to complete overhauls. It covers engine mechanicals, fuel injection, ignition systems, drivetrain components, suspension, steering, braking systems, and electrical systems. Included are routine maintenance procedures, diagnostic guides, repair procedures, and essential technical specifications such as torque values and fluid capacities. This manual is an indispensable resource for owners, mechanics, and technicians aiming to maintain and repair their BMW E30 with dealership-level accuracy and detail.