Check The Ground Circuit

Disconnect the connector from the ESP control module.
Check for continuity between terminals 13, 38 of the ESP control module harness side connector and ground point.

Fig 1: Check For Continuity Between Terminals 13, 38 Of ESP Control Module Harness Side Connector & Ground Point
Courtesy of KIA MOTORS AMERICA, INC.
Is there continuity?
YES
- Check the wheel speed sensor circuit.
NO
- Repair an open in the wire and ground point.