This comprehensive service repair manual provides a wealth of detailed information for the 1991 BMW 520 and 520i models. It covers virtually every aspect of maintenance and repair for these vehicles, empowering you to handle a wide range of tasks, from routine servicing to complex troubleshooting. The manual is meticulously organized and includes clear diagrams, illustrations, and step-by-step instructions to guide you through each procedure. You'll find detailed specifications, wiring diagrams, and troubleshooting charts, making it an invaluable resource for both novice and experienced mechanics. Whether you're a DIY enthusiast or a professional technician, this manual is an essential addition to your toolkit, providing the knowledge and confidence to keep your BMW in peak condition.

The BMW 520i, produced from 1991 to 1995, marked the fourth generation of the iconic 5 Series, a line known for its blend of luxury and performance. This particular model, the 520i, was powered by a 2.0-liter inline-four engine, a departure from the previous generation's six-cylinder offerings. This engine, codenamed M20, generated 150 horsepower, providing a balance of efficiency and spirited performance. The 520i offered a comfortable and refined driving experience, thanks to its well-tuned suspension and spacious interior. It was available in both sedan and touring (wagon) body styles, catering to a wide range of needs. The 1991 520i, while not as powerful as its larger-engined brethren, stood out for its fuel efficiency and affordability. It was a popular choice for those seeking a practical yet luxurious daily driver. The interior featured a driver-focused layout, with a comprehensive instrument cluster providing key information at a glance. The 520i was also equipped with a range of standard amenities, including power windows, power locks, and air conditioning. However, it was also available with a number of optional features, such as a sunroof, leather upholstery, and a premium sound system. Despite its age, the 1991 BMW 520i remains a desirable vehicle, offering a classic blend of German engineering and sophisticated style.