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: 346 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. B130D - 11: Right Rear Door Ajar Switch - Circuit Short to Ground START Connect Diagnostic tool and Run Input Test Routine and operate the switches as mentioned in the input switch test routine specification. Is DTC B130D – 11 logged by Routine? Disconnect vehicle battery connection. (Please follow the safety guidelines) Check connection between BCM and Rear Right door switch Are connectors loose? Correct connector fault (Terminals Bend) 1.Remove BCM Connector. 2.Perform visual check of connectors for pins bent or damaged Is connector faulty? STOP 1. Close all doors 2. Check continuity between BCM connector pin [C4-5] Harness side) with Ground [C1-34/C1-47] Continuity Found? 1. Remove Rear Right Door Switch mating connector 2.Perform visual check of connectors for pin bend or damaged etc. Reconnect connectors firmly Connector Faulty? Correct Connector fault (Terminal Bend) NO YES YES NO YES YES YES NO NO NO Check if Rear Right door switch input[wiring harness side] is shorted to ground [C105-1]. Correct Rear Right door switch side wiring harness (Short to Ground) 1. Close and Open the Rear Right door 2. Check if Rear Right Door switch is operating? Is Rear Right Door switch is operating? Reconnect all connectors firmly NO YES Correct BCM side wiring harness ( Short to Ground) Continuity Found? YES NO NO Connect battery and other connectors of BCM ECU, if disconnected. BCM ECU Faulty Replace BCM ECU
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