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: 75 of 549 Connector Location:- The Chamber Coding & color are: Chamber Coding Color Chamber A D Blue Chamber B C Brown Connector View & Information:- Fig72:- Airbag ECU connector interface. Pin No. Pin Name Description 1 CAN_H CAN High 2 CAN_L CAN Low 7 A_GND Common Switch GND 12 Vbat Supply Voltage Battery 19 BTFD- Belt Tensioner Front Driver, Minus 20 BTFD+ Belt Tensioner Front Driver, Plus 23 GND Power GND Please refer Airbag ECU Pin Assignment on Page 6for more details. Inspection Method:- N.A. Airbag ECU is fitted in the floor of central console in the car. . CHAMBER A Fig:70 Airbag ECU location Fig:71 Airbag Wiring Harness connector
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