What do anti-lock brakes do? Before you start the test, please answer the question below regarding your insurance status. Without insurance you will not be able to drive in Ohio Do you currently have car insurance? Yes I have insurance. Great, you're all set! Click here if you still want to compare rates. No, I need insurance and I want to compare options. Question What do anti-lock brakes do? Answers Help a driver avoid wheel lockup Lock up the front wheels Prevent a vehicle from accelerating while traveling uphill Prevent a vehicle from accelerating while traveling downhill Explanation The function of an Anti-Lock Braking System (ABS) is to prevent the vehicle's wheels from locking up from hard brake application. This questions appears in the following tests: Colorado Double Delaware Air Brakes Florida Class B Knowledge Test Florida Air Brakes Georgia Air Brakes Kansas Class B Knowledge Test Kansas Air Brakes Kansas Air Brakes Massachusetts Air Brakes New York Class B Knowledge Test New York Air Brakes Pennsylvania Class B Knowledge Test Pennsylvania Air Brakes Tennessee Class A Knowledge Test Texas Air Brakes West Virginia Class B Knowledge Test Wisconsin Tank Wisconsin Air Brakes Wyoming Air Brakes
