Copyright © TATA MOTORS Ltd. This document must not be used in any w ay, such as copying and redistributing to third parties, w ithout the consent of author . SRS / Airbag ECU – DTC Troubleshooting Guide Vers ion: 14.0 Da te: 14-February-2017 Prepared by:Airbag COC Review & Approved by:Sanjeev VM Page: 263 of 549 c) Ensure the Airbag Warning Lamp Indication is continuously ON in Instrument Cluster for 4 seconds after Ignition ON d) Ensure the Airbag Warning Lamp Indication goes OFF after 4 seconds from Ignition ON. Circuit Schematic Diagram:- Schematic shown below for illustration Battery>>>>>Fuse>>>>Relay>>>>>>>Sensor/Actuator>>>>>ECU Component Location & Image:- Fig242:- Crash output circuit between Airbag ECU & BCM ECU Connector Location:- The Chamber Coding & color are: Chamber Coding Color Chamber A D Blue Chamber B C Brown + V 12 Battery A23 CAN H Igni tion Sw itch CAN L A12 A7 - RESTRAINTS CONTROL MODULE A1 A2 Fuse 10A A5 CRO Vbat
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