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Vehicle Platform: Tiago,Tigor & Osprey
ECU Name: Hella Body Control Module (BCM)
DTC Troubleshooting Data
Version: 2.0
Date: 22-10-2018
Author: Parag K
Page: 43 of 737
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U0401-81:- Invalid Data Received From ECM
Overview:
ISO Code
U0401-81
Customer Symptom
Rear Defogger does not turn ON
Fault Effects (On Vehicle)
Rear Defogger does not turn ON
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