This comprehensive factory service repair manual provides a wealth of detailed information for the 1990 BMW 518 and 518i. It includes step-by-step instructions and diagrams covering every aspect of maintenance and repair, ensuring you have the knowledge and guidance to tackle any task. From basic servicing like oil changes and filter replacements to intricate engine repairs, bodywork, electrical system troubleshooting, and more, this manual is your ultimate resource for keeping your BMW running smoothly.

The BMW 518i, produced from 1988 to 1991, was the entry-level model in the E34 generation of the BMW 5 Series. It represented a departure from the traditional six-cylinder engine lineup of the 5 Series, offering a more affordable option for customers seeking the iconic BMW driving experience with a smaller engine. The 518i was powered by a 1.8-liter four-cylinder engine, a smaller displacement than the six-cylinder engines offered in other variants of the E34 5 Series. This engine produced a modest 115 horsepower and 122 lb-ft of torque, making the 518i the slowest in the 5 Series lineup. However, it still provided a respectable driving experience, particularly for its time, with a 0-60 mph time of around 11 seconds. The 518i was often criticized for lacking the "true BMW feel" of its six-cylinder siblings, but it still offered a comfortable and refined ride, with high build quality and well-balanced handling. The 518i was a popular choice for those seeking a smaller, more fuel-efficient BMW. It was relatively affordable for a new 5 Series at the time, making it an attractive option for first-time buyers or those on a budget. However, the 518i was discontinued in 1991, as BMW shifted its focus towards six-cylinder engines throughout the 5 Series range. While the 518i might not have been the most exciting or powerful model in the E34 5 Series, it offered a practical and economical choice for those seeking a BMW with a smaller engine. Its legacy lies in its historical significance as the first four-cylinder powered 5 Series, and its contribution to broadening the appeal of the BMW brand to a wider audience. Despite its limited production run, the 518i holds a special place in the hearts of BMW enthusiasts seeking a piece of the brand's rich history.