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Vehicle Platform: NEXON
ECU Name: ESCL
DTC Troubleshooting Data
Version: 1.4
Date: 09 Jan 2018
Author: Hitesh Kaneria
Page: 26 of 88
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U0401-81
:-
Invalid Data Received From ECM/ PCM "A" - invalid serial data received
Overview:
ISO Code
U0401-81
Customer Symptom
Fault Effects (On Vehicle)
Lamp Status (If Any)
N.A
Fault Detection Condition
Relevant functional DTCs present in ECM
Normal Operating Condition
ECM ECU sends correct data in normal condition.
Probable Trouble Area
Incorrect data received from ECM.
Healing Condition
After rectifying relevant functional failures in the ECM ECU
Table 7: U0401-81 overview details
Troubleshooting: