Monitor Scantool Data

Ignition "OFF", connect scantool.
Ignition "ON" & Engine "OFF", select "Diagnostic Trouble Codes (DTC)" mode.
Monitor diagnostic trouble code and presence of trouble code.
Using a scantool, clear the DTC, and then re-check for DTC.

Fig 1: Scantool Screen Display - WCS Defect (ACU)
Courtesy of KIA MOTORS AMERICA, INC.
Is DTC present?
YES
- Go to WIRE HARNESS INSPECTION .
NO
- Displaying nothing (no DTC) or DTC with label "H" (historical) shows that fault is intermittent, caused by poor contact in the part's and/or SRSCM connector, or was repaired and SRSCM memory was not cleared.
  Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.
  
  Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure and go to "WCS RESET " procedure.