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: 545 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 Take out Front Courtesy Light. Continuity found? Correct BCM side wiring harness (Short To Ground) YES Check continuity between BCMconnector pin [C2-3] and BCM ground pin [C1-34] 1. Remove Front Courtesy Light 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 Front Courtesy Light Continuity found? 1. Lamp is faulty 2. Replace Front Courtesy Light NO YES NO A B B1F04 – 11: Front Courtesy Light – Short To Ground