<p>Active safety technologies help prevent accidents. Systems such as ESP® and Brake Assist have been playing a major part in enhancing road safety for a number of years.</p> <p>Continuous further development and new active safety systems, specially developed to prevent dangerous situations, are making motoring increasingly safer: Lane Keeping Assist systems for passenger cars and trucks help to prevent one of the most frequent causes of accidents, namely the vehicle leaving its lane.</p> <p>The ATTENTION ASSIST drowsiness detection system for passenger cars can provide warnings if the driver shows signs of fatigue. Proximity control systems for passenger cars and commercial vehicles help the driver to remain the desired distance behind the vehicle in front. Special light systems maximize visibility at any time of day or night and in any weather. If the vehicle performs an emergency stop, the adaptive brake lights for passenger cars and vans start flashing quickly to warn following traffic.</p>