General Information

ESP (CTC)
C1626 Implausible Control - General Information

Component Location





General Description

The HECU (Hydraulic and Electronic Control Unit) is one body of the ECU (Electronic Control Unit) and HCU (Hydraulic Control Unit). The HCU consists of an accumulator, a return pump and solenoid valve assay. The increasing, maintaining and decreasing of brake pressure to each wheel cylinder is done by the electronic motor. And the brake pressure in accordance with the control logic is supplied by the pump on the basis of wheel speed sensor's signal.

DTC Description

If the ESC controlling is abnormally being done, this DTC is set.

DTC Detecting Condition