Gravitas FATC Gen 3 DTC Troubleshooting Data Version: 1.0 Date: 15-July-2023 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. Author: ERC Page: 278 of 301 DTC’s confirmation:- After rectification, ensure the following points using TML diagnostic tool before handing over to customer. a) Check whether HVAC ECU is communicating with diagnostic Tool or not. b) 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: - N.A Inspection Method: - N.A TCU ECU side connector diagram ECU Side Connector: Ignition input 22 IPC ECU Pin assignment:- Description ECU pin CAN_H chassis 6 CAN_L chassis 5 Battery 1
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