Vehicle Platform: OSPREY ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 1.4 Date: 15 May 2018 Author: Body CoC Page: 515 of 855 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. Is connector faulty? Correct connector fault (Terminals Bend) YES Check continuity between BCM connector pin[ C1-24] and BCM ground [C1-34/C1-47] Continuity found? Correct BCM side wiring harness ( Short to Ground) YES 1. Remove Front washer switch 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 Washer switch Continuity found? BCM ECU Faulty Replace BCM ECU Check continuity between Front Washer switch terminal [pin details TBD] and ground [ground details TBD] NO NO NO YES A B B220C – 23: Front Washer Switch – Signal Stuck Low 1. Switch is faulty 2. Replace combi switch
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