NEXON NEW MCE-2 DCT BS VI DTC Troubleshooting Guide Version: 1.0 Date: 16-06-2023 Author: Akash/Rahul Page:616 of 645 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. 1. Check TCU is communicating with TML diagnostic DTC or not. 2. If not, check for short conditions between CAN_H-CAN_L, CAN_H-GND, CAN_L-GND, CAN_HVbatt and CAN_L-GND at TCM vehicle side wiring harness (pin details are provided with schematic in the document). There should not be any short circuit conditions. 3. Read IVN DTCs in TCM in IGN ON condition with TML diagnostic tool. Abbreviations
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