X104 CNG (Nexon) 4” Instrument Cluster DTC Troubleshooting Data Version: 2.0 Date: 19-August-24 Author: Suraj Shivsharan Page: 139 of 160 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. Start Connect the diagnostic tool Read DTCs and check whether it’s permanent or in history Check relevant functional DTCs in the ECM ECU Follow the procedure to diagnose relevant functional DTCs in the ECM ECU NO YES Is DTC Permanent? Clear DTC Stop (DTC in history) U0401-81-Invalid Data Received From ECM DTC’s confirmation: - After rectification, ensure the following points using TML diagnostic tool before handing over to customer. a) DTC should not be present in ECU memory. Circuit Schematic Diagram:- N.A Component Location & Image:- N.A Connector Location:- N.A Connector View & Information - Inspection Method:- N.A
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