NEXON 2.0 EV DTC Troubleshooting Document for VCU Version: 1.0 draft Date: 31-Jan-2022 Copyright © TATA MOTORS Ltd. This document must not be used in anyway, such as copying and redistributing to third parties, without the consent of author. supply pins and Battery terminals and continuity between EVCU's ground pin C776A-2,3 and battery negative terminal Replace EVCU and try Fast Charging Battery and EVCU Action: Repair harness DTC’s confirmation: - After rectification, read DTC using TML diagnostic tool and Clear the DTC Ensure no DTC is in defect/confirmed state before handing over to customer. Circuit Schematic Diagram: Component Location & Image: - VECU is present in engine bay area besides LV battery.
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