`232 Author: Navya Krishnan 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. Kanger 3.0 DTC Troubleshooting Data Version: 1.0 Date: 24-July-2023 U313787:- OBC Internal CAN communication Failure Overview: ISO Code (If applicable) P313787 Customer Symptom NA Fault Effect (On Vehicle) OBC will stop charging HV battery/ OBC will stop AC output during V2X mode Lamp Status (If Any) NA DTC Detection Condition OBC Inernal CAN controller busoff signal is set or Internal Communcation lost with DSP Normal Operating Condition No connunication error Probable Trouble Area OBC Internal issue Healing Condition Disconnect the gun and connect back after VCU sleep / Disconnect the V2X gun and connect back after VCU sleep, press V2X switch Write up for the system :- The component 3in1( DC-DC Converter, On-Board Charger and Power distribution unit)is used to charge LV battery, HV battery and act as junction box between HV power train components ( PTC, e-Compressor, HV battery, Fast Charging and MCU)
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