Diagnostic Item 12: Diagnose when the scan tool (M.U.T.-IIISE) cannot receive the data sent by FCM/LDW/AHB-ECU: Function

The diagnostic result demonstrates that "the scan tool (M.U.T.-IIISE) cannot receive the sent data from the FCM/LDW/AHB-ECU" when the scan tool (M.U.T.-IIISE) checks the periodically sent data from each ECU and cannot receive the FCM/LDW/AHB-ECU data only.