Monitor DTC Status

Connect GDS and select "Diagnostic Trouble Codes (DTC)" mode.
Confirm that "DTC Readiness Flag" indicates "COMPLETED". If not, drive the vehicle within conditions noted in the freeze frame data or enable conditions.
Read "DTC Status" parameter in DTC menu of the GDS.

Courtesy of HYUNDAI MOTOR AMERICA
Is parameter displayed "History (Not Present) fault"?
YES
- Fault is intermittent caused by poor connection in power harness (IGN+) and/or IBAU's connector or was repaired and IBAU memory was not cleared. Go to "Verification of Vehicle Repair " procedure.
NO
- Go to next step.