Question Brake fading is caused when: Answers Brakes are not used often enough. Brakes overheat. Brakes are too cold. Brakes are wet. Explanation Using the brakes excessively will cause them to overheat, making them less effective. This is referred to as "fading." Take a FREE Practice Test Now This questions appears in the following tests: Oregon Knowledge Test Class B , Texas Knowledge Test Class B , Delaware Air Brakes , Massachusetts Air Brakes , Montana Air Brakes , North Carolina Air Brakes , Pennsylvania Air Brakes , West Virginia Air Brakes ,