The Science Behind Anti-Lock Braking Systems (ABS)
Hollenshades Auto Service
MARCH 1, 2024
Hydraulic Control Unit (HCU) The HCU is responsible for modulating brake pressure. It can decrease or increase brake pressure independently at each wheel. Pulse Modulation When the ECU detects that a wheel is about to lock up, it sends signals to the HCU to modulate brake pressure rapidly.
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