General Information

ESP (CTC)
C2402 Motor Failure - General Information

Component Location





General Description

The HECU supplies battery power to the electric motor through the 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.

DTC Description

The HECU monitors the pump motor circuit and if it is detected as an open/short circuit, fuse open, or motor lock, this DTC is set.

DTC Detecting Condition





Diagnostic Circuit Diagram