Vehicle Platform: Tiago,Tigor & Osprey ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 2.0 Date: 22-10-2018 Author: Parag K Page: 465 of 737 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. Check continuity between BCM matting connector pin [C1-23] and Ignition switch matting connector pin (Accessory) Continuity Found? Correct Wiring harness NO YES Check continuity between BCM matting connector pin [C1-9] and Ignition switch matting connector pin (Ignition) Continuity Found? YES NO Correct Wiring harness A B Check continuity between BCM matting connector pin [C1-21] and Ignition switch matting connector pin (Crank) Continuity Found? YES Correct Wiring harness NO Check Key In ON? 1. Ignition switch faulty. 2. Replace Ignition switch. NO YES Check Key In and Accessory ON? 1. Ignition switch faulty. 2. Replace Ignition switch. NO YES C D
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