NEXON AMT BS VI DTC Troubleshooting Guide Version: 2.3 Date: 23-07-2019 Author: Rahul N Page: 360 of 442 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. Preliminary Check for IVN Related DTC’s 1. Check resistance in Diagnostic CAN pin no. 6 and 14. It should be 120 ohm. 2. Check for short conditions between CAN_H-CAN_L, CAN_H-GND, CAN_L-GND, CAN_H-Vbatt and CAN_LGND. There should not be any short circuit conditions. 3. Check continuity between IPC CAN_H (pin no. 15) vehicle side connector to OBD connector CAN_H (pin no. 6) and CAN_L (pin no. 14) vehicle side connector to ODB connector (pin no.14). 4. Read IVN DTCs in IPC in IGN ON condition.
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