Vehicle Platform: OSPREY ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 1.4 Date: 15 May 2018 Author: Body CoC Page: 656 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. B162D – 14 : Tailgate Unlock Signal – Circuit short to ground or open A Is connector faulty? 1. Unlock tailgate. 2.Check continuity between BCM connector pin[C1-17] and BCM ground[C1-34/C1-47]. Continuity found? 1. Remove Tailgate Unlock actuator. 2. Perform visual check of connector for pins bend or damaged etc. Actuator faulty? Check if tailgate unlock signal input is short to ground Continuity found? Check the continuity between the two terminals of tailgate unlock actuator Continuity found? BCM ECU faulty Replace BCM ECU 1.Actuator faulty. 2. Replace tailgate unlock actuator. Correct tailgate unlock actuator side wiring harness.(Short to ground) Correct connector fault(Terminals bend) Correct BCM side wiring harness(Short to ground). Correct connector fault(Terminals bend) B NO YES YES YES YES YES NO NO NO NO
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