Vehicle Platform: OSPREY ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 1.4 Date: 15 May 2018 Author: Body CoC Page: 725 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. B2218 – 11 : Headlamp Auto ON Enable Switch - Circuit Short to Ground A Is connector faulty? Check continuity between BCM connector pin[C4-11] and BCM ground[C1-34/C1-47]. Continuity found? 1. Remove MasterLight switch matting connector. 2. Perform visual check of masterlight switch connector for pin bend or damaged etc. Is connector faulty? Check continuity between Headlamp Auto ON Enable switch terminal & Battery ground terminal of masterlight switch connector(Please refer the masterlight switch drawings) Continuity found? BCM ECU faulty Replace BCM ECU 1. MasterLight switch is faulty. 2. Replace MasterLight switch. Correct connector fault(Terminals bend) Correct BCM side wiring harness.(Short to ground) Correct connector fault(Terminals bend) B YES YES YES YES NO NO NO NO
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