Vehicle Platform: OSPREY ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 1.4 Date: 15 May 2018 Author: Body CoC Page: 198 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. BCM ECU Faulty Replace BCM ECU Is connector faulty? Correct connector fault (Terminals Bend) YES 1.Take out left stop lamp bulb. 2. Check if bulb is blown Continuity found? Correct BCM side wiring harness (Short To Battery) YES NO Check countinuty between BCM connector pin [C2-9] and BCM battery[ C3-2/ C3-1] 1.Remove left stop lamp mating connector 2. Perform the visual check of connectors for pin bend or damaged etc. Is connector faulty? Correct connector fault (Terminals Bend) YES NO Bulb blown? Replace the bulb (Open Circuit) 1.Remove all BCM connector 2.Take out left stop lamp output wire [C2-9] from connector 3.Reconnect all connectors including battery 4.Check if left stop lamp is ON? left stop lamp is ON? Reconnect all connectors firmly YES NO YES NO NO A B B2227 – 15: Left stop Lamp circuit –Short To Battery / Open
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