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: 259 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. DTC’s confirmation:- After rectification, ensure the following points by using TML diagnostic tool before handing over to customer. Run Input Switch Test routine, operate switches manually and check, DTC B2503 – 12 is not returned with the Routine results. Check reverse lamps are turning ON when reverse gear is engaged and vice versa. Circuit Schematic Diagram:- Note: For detailed information please refer latest BCM wiring harness schematic. Component Location & Image:-
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