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

Vehicle Platform: Zest, Bolt, Tiago, Tigor, Osprey, Q501, X451, Q502 ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 3.1 Date: 30-11-2019 Author: BCM COC Page: 158 of 1106 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. BCM ECU Faulty Replace BCM ECU 1.Take out Low Beam Relay bulb. Continuity found? Correct BCM side wiring harness (Short To Ground) YES Check countinuty between BCM connector pin [C1- 31] and BCM ground pin[ C1-34/ C1-47] 1.Remove Low Beam lamp mating connector 2. Perform the visual check of connectors for pin bend or damaged etc. Is connector faulty? Correct connector fault (Terminals Bend) YES NO Check continuity between two terminals of Low Beam lamp Continuity found? 1. Lamp is faulty 2. Replace Front Fog Lamp NO YES NO A B B222C - 11: Low Beam Relay –Short To Ground