HARRIER BOOK 2

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

Version: 14.0

Date: 14-February-2017

Prepared by:Airbag COC Review &

Approved by:Sanjeev VM

Page: 79 of 549

Connector Location:-

The Chamber Coding & color are:

Chamber

Coding

Color

Chamber A

Blue

Chamber B

Brown

Connector View & Information:-

Fig76:- Airbag ECU connector interface.

Pin

No.

Pin Name

Description

CAN_H

CAN High

CAN_L

CAN Low

A_GND

Common Switch GND

12 Vbat

Supply Voltage Battery

21 BTFP+

Belt Tensioner Front Passenger,

Plus

22 BTFP-

Belt Tensioner Front Passenger,

Minus

23 GND

Power GND

Please refer Airbag ECU Pin Assignment on

or more details.

Inspection Method:-

N.A.

Airbag ECU is fitted in the floor of central console in the car.

CHAMBER A

Fig:74 Airbag ECU location Fig:75 Airbag Wiring Harness connector