The Audi 80-90 B3 (1986-1991) offers a range of features to enhance your driving experience. It allows you to check and adjust the brake pressure regulator, ensuring optimal braking performance. The guide also provides instructions for bleeding the brake system, replacing brake components, and checking the hydraulic system. Whether you're a seasoned mechanic or a DIY enthusiast, this manual equips you with the knowledge to maintain and repair your vehicle's braking system effectively.