Dtc u0401 invalid data received from ecm/pcm "a"
DTC DETECTING CONDITION:Defective data from ECM.TROUBLE SYMPTOM:Defective data on CAN communication occurs.STEPCHECKYESNO1.CHECK PERFORMING OF BASIC DIAGNOSTIC PROCEDURE.Was the basic diagnostic procedure performed up to STEP 8- Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC U0401 INV ...