What is the ABS in a car?

1 Answers
StJulia
07/30/25 1:59am
The ABS in a car is the Anti-lock Braking System. Its function is to automatically control the braking force during car braking, preventing the wheels from locking up and keeping them in a state of rolling and sliding. This ensures maximum adhesion between the wheels and the ground, improving the safety factor of emergency braking while driving. The control channels of the ABS system are divided into: 1. Four-channel type: It has four wheel speed sensors, with a brake pressure regulator device installed in the pipeline leading to each of the four-wheel brake cylinders for independent control, forming a four-channel control configuration; 2. Three-channel type: It independently controls the two front wheels, while the two rear wheels are controlled together based on the low-select principle, also known as mixed control; 3. Two-channel type: It is difficult to balance directional stability, steering control, and braking performance; 4. Single-channel type: Often referred to as single-channel ABS, it has a brake pressure regulator installed in the rear wheel brake main pipe and a wheel speed sensor mounted on the rear axle main reducer.
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