TIAGO TIGOR BSVI - SERVICE MANUAL - DTC 24-12-2021

X0 MCE (Tiago / Tigor) Instrument Cluster DTC Troubleshooting Data Version: 1.4 Date: 14-Dec-19 Author: Jeeva Raj / Sharad Shivane Page: 57 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 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