Electronic Control Unit (Ecu): Introduction

The electronics and microprocessor are integrated with the solenoid coils inside a Coil Integrated Module The ECU is mounted directly to the hydraulic control unit. The coils are used to operate the HCU valves during an ABS event. The ECU has circuits that monitor system status.

Fig 1: Illustrating ECU Hydraulic Control Valves

Courtesy of KIA MOTORS AMERICA, INC.