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: 46 of 737 Copyright © TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author. U0423-81:- Invalid Data Received From IPC Overview: ISO Code U0423-81 Customer Symptom Auto door lock functionality does not work Fault Effects (On Vehicle) Auto door lock functionality does not work Lamp Status (If Any) N.A Fault Detection Condition Relevant functional DTCs present in ECM Normal Operating Condition IPC ECU sends correct data in normal condition. Probable Trouble Area Incorrect data received from IPC. Healing Condition After rectifying all the functional failures in the IPC ECU
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