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: 317 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. START Connect Diagnostic tool and Run Input Test Routine and operate the switches as mentioned in the input switch test routine specification. Is DTC B2217-12 logged by Routine? Disconnect vehicle battery connection. (Please follow the safety guidelines) Check BCM and Facia / hazard switch connectors for terminal backout Are connectors loose? 1.Remove BCM Connector. 2.Perform visual check of connectors for pins bent or damaged etc. Is connector faulty? Check continuity between BCM connector pin [C1- 52]( Harness side) with battery [C3-2/C3-1] Continuity Found? STOP YES NO YES NO Reconnect connectors firmly Correct connector fault (Terminals Bend) YES NO Correct BCM Side wiring harness (Short to Battery) NO YES B2217 -12: Hazard Switch - circuit short to Battery / Open Circuit A B
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