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2. Power brakes - Wikipedia

   en.wikipedia.org/wiki/Power_brakes

   A power braking system consists of several distinct components, including the vacuum booster, master cylinder, brake fluid reservoir and lines, and calipers (or drums). Power brakes have been around in some form since the 1920s, and since the late 20th century all cars sold in North America have been equipped with power brakes.

3. Brake fade - Wikipedia

   en.wikipedia.org/wiki/Brake_fade

   Brake fade is caused by a buildup of heat in the braking surfaces and the subsequent changes and reactions in the brake system components and can be experienced with both drum brakes and disc brakes. Loss of stopping power, or fade, can be caused by friction fade, mechanical fade, or fluid fade.

4. Vacuum servo - Wikipedia

   en.wikipedia.org/wiki/Vacuum_servo

   In the US it is commonly called a brake booster. A vacuum servo, also known as a power booster or power brake unit, uses a vacuum, usually supplied by the engine, to multiply the driver's pedal effort and apply that effort to the master cylinder .

5. Engine braking - Wikipedia

   en.wikipedia.org/wiki/Engine_braking

   A compression release brake (also known as a Jacobs brake or "jake brake"), is the type of brake most commonly confused with real engine braking; it is used mainly in large diesel trucks and works by opening the exhaust valves at the top of the compression stroke, so the large amount of energy stored in that compressed air is not returned to ...

6. Brake - Wikipedia

   en.wikipedia.org/wiki/Brake

   Because of low vacuum at high RPM, reports of unintended acceleration are often accompanied by complaints of failed or weakened brakes, as the high-revving engine, having an open throttle, is unable to provide enough vacuum to power the brake booster. This problem is exacerbated in vehicles equipped with automatic transmissions as the vehicle ...

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