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: 130 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. Open Circuit? Perform the visual check of Combiswitch connector for pin bend or damaged etc. Is connector faulty? Check continuity at Position Lamp Switch contact of combiswitch mating connector with Battery supply. Continuity found? BCM ECU Faulty Correct wiring harness (Open Circuit) YES NO Correct connector fault at combi switch connector (Terminal Bend) Correct connector fault at combi switch mating connector (Short to battery) YES NO YES NO Replace BCM ECU Check continuity between Position Lamp switch terminal and Battery supply terminal of combiswitch Connector (Please refer the combiswitch drawings) Continuity found? YES 1. Combiswitch is faulty 2. Replace combiswitch NO A B B2236 – 12: Position Lamp Switch Signal – Circuit Short To Battery