Hydraulic and Electronic Control
WARNING: This page is about a different car, the 2004 Ford Focus. However, it is still accessible from the selected car via links, so may be relevant.
The hydraulic and electronic control consists of the hydraulic control unit (HCU) and the anti-lock brake system (ABS) module which is an integrated unit.
The HCU consists of an aluminum block containing solenoid valves and a pump motor.
The ABS module consists of a printed circuit board with microprocessors, integrated software and the magnetic coils for driving the solenoid valves in the HCU.