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What is brake-by-wire and how do these systems work?

2019 Audi E-tron  -  first drive report  -  Calirornia, May 2019Some automakers are using brake-by-wire systems in their latest vehicles. Jason Fenske at Engineering Explained has the details on how these systems work. Brake-by-wire systems insert electronics into the mechanism. In a car with brake-by-wire, pressing the brake pedal sends a signal to a brake control unit that then actuates the brakes. Computers…