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: 66 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 B191E -12 is present Is DTC B191E-12 is Present? Check for continuity between Pin No.J1-1(Batt) & J1-9 of ECU Connector. Is Continuity Present? Illumination o/p is Short Circuit to Battery. Rectify Fault at wiring Harness to recover the fault. Clear the DTC. Functionality: Make park lamp ON -> press the set button short press one time -> set button short press to change illumination level -> Set button long press to save & exit and also observe the Illumination changes on cluster, center stack & fascia switches. Clear the DTC from the ECU memory. Turn Ignition OFF & ON. Check the function of Illumination i/p. Functionality: Make park lamp ON -> press the set button short press one time -> set button short press to change illumination level -> Set button long press to save & exit and also observe the Illumination changes on cluster, center stack & fascia switches. Stop Stop YES NO YES NO Stop