DTC U0401: Invalid Data Received From ECM/Pcm "A"

DTC detecting condition:

CAN data from ECM is abnormal.

Trouble symptom:

Favorite screen Accelerator opening angle does not change.
Favorite screen Oil temperature does not change.
Favorite screen Water temperature does not change.

NOTE: For the diagnostic procedure, refer to DTC U0074. Ref. to MULTI-FUNCTION DISPLAY (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC U0074: CONTROL MODULE COMMUNICATION BUS "BODY-CAN" OFF .