Vehicle Platform: Zest, Bolt, Tiago, Tigor, Osprey, Q501, X451, Q502 ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 3.8 Date: 17-10-2022 Author: BCM COC Page: 593 of 1202 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 Combined External Mirror Folding Signal. Continuity found? Correct BCM side wiring harness (Short To Ground) YES Check continuity between BCM connector pin [C4-48] / [C6—40] and BCM ground pin [C1-34] 1. Remove Combined External Mirror Folding Signal 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 Combined External Mirror Folding Signal Continuity found? 1. Lamp is faulty 2. Combined External Mirror Folding Signal. NO YES NO A B B2203 – 11: Combined External Mirror Folding Signal – Short To Ground
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