Vehicle Platform: OSPREY ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 1.4 Date: 15 May 2018 Author: Body CoC Page: 476 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. START Check DTC present is Permanent or Historic Is History? Disconnect vehicle battery connection. (Please follow the safety guidelines) 1. Clear the DTC from memory 2. Turn the IGN to OFF 3. Start the IGN Is DTC B1F0911 present? Check roof lamp VCC and ground connectivity Replace Roof Lamp VCC shorted To ground Yes Check BCM and Roof lamp connectors for terminal back out Are connectors loose? Reconnect connectors firmly VCC connect to battery 1.Remove BCM side wiring harness Connector. 2.Perform visual check of connectors for pins bent or damaged etc. Yes No No Is connector faulty? Yes Is DTC B1F0911 present? Yes Correct connector fault (Terminals Bend) Yes STOP A No No No B C
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