Nexon MCE 2 Gen3 Digital Instrument Cluster DTC Troubleshooting Data Version: 1.0 Date: 12-June-23 Author: Vasant Date Page: 45 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:- 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 B1937 -4A is present Is DTC B1937-4A is Present? Check for continuity of CAN lines between IPC & BCM / PEPS. Check BCM / PEPS power supply & working properly. Is problem with BCM/ PEPS? CAN communication or BCM / PEPS ECU is not working properly. Rectify Fault at wiring Harness to recover the fault. Clear the DTC & verify the function of Odometer on LCD display by running the vehicle for some distance. Clear the DTC from the ECU memory. Turn Ignition OFF & ON. Check whether the same DTC is coming again or not. Stop Stop YES NO YES NO Stop
RkJQdWJsaXNoZXIy MTIwNTUz