Nexon MCE 2 Gen3 Digital Instrument Cluster DTC Troubleshooting Data Version: 1.0 Date: 12-June-23 Author: Vasant Date Page: 69 of 135 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:- DTC’s confirmation:- After rectification, ensure the following points before handing over the system to the customer. a. Check is phone is getting charged by wireless charger unit b. Check is phone charging status is displayed in infotainment Circuit Schematic Diagram:- N/A Turn ON Ignition. Connect the TML Diagnostic Tool. Check the status of DTC’s (Memorized/Current) Record the DTC & Clear DTC’s Turn Ignition OFF & ON Verify If DTC B194F -13 is present Is DTC B194F-13 is Present? Check for continuity between IPC PIN No 10 and Wireless charger Pin no 4 Is Continuity Present? Wireless charger input is Open Circuit or Short to ground. Rectify Fault at wiring Harness & wait for 20sec to recover the fault. Clear the DTC Turn Ignition OFF & ON. Clear the DTC from the ECU memory. Turn Ignition OFF & ON. Stop Stop YES NO No Yes Stop
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