General Information: General Description
WARNING: This page is about a different car, the 2015 Hyundai Sonata. However, it is still accessible from the selected car via links, so may be relevant.
The AHB ECU (Electronic Control Unit) supplies battery power to the electric motor by way of a motor relay which is controlled by the Electronic Control Unit (ECU).
The Electric Motor Pump supplies hydraulic pressure to all wheel brake calipers by operating the piston inside the pump.