Nexon_MCE2_7inch_Digital Instrument Cluster_DTC Trouble Shooting Data Version: 1.0 Date: 09-May-2023 Author: Suraj Patil / Rajesh Patil Page: 83 of 167 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. Trouble Shooting: - Voltage fluctuates between 0V and 14V? A Yes Disconnect IPC ECU power supply connector. Check voltage b/w pin 1 & pin 4. (Refer Connector View & Information) No Is DTC Present? Yes No Stop 1. Connect the TML Diagnostic Tool. 2. Turn the Ignition ON 3. Check the status of DTC’s (Memorized/Current) 4. Record the DTC & Clear 5. Turn Ignition OFF & ON 6. Verify If DTC U3006 – 16 is present Replace wiring harness (Vehicle side) Check resistance between vehicle ground and ground at the power supply connector. Resistance < 1 Ω? (Continuity check) No Yes To Check Continuity
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