HARRIER BOOK 2

TATA MOTORS Ltd.

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SRS / Airbag

ECU – DTC Troubleshooting Guide

Version: 14.0

Date: 14-February-2017

Prepared by:Airbag COC Review &

Approved by:Sanjeev VM

Page: 405 of 549

B100C-96:-Driver Side Peripheral sensor component internal failure

Overview:-

ISO Code

B100C-96

Customer Symptom

SRS Warning Lamp continuously ON in Instrument Cluster.

Fault Effects (On Vehicle)

Driver Crash detection performance is degraded &

Driver Side angular crash detection is not guaranteed.

Lamp Status (If Any)

SRS Warning Lamp continuously ON in Instrument Cluster.

Fault Detection Condition

This fault gets logged if Driver Side Peripheral sensor has

internal component failure

Normal Operating Condition

Internal component failure should not be present.

Probable Trouble Area

Related wiring Harness, connector or terminals

Driver Side Peripheral sensor

Airbag Wiring Harness

Airbag ECU

Healing Condition

Driver Side Peripheral sensor has to be replaced.

Component Details:-

Driver Side peripheral Sensor

: - These sensors are mounted on right side “B” pillar at the bottom end.

Airbag ECU

: - It is fitted in the floor of central console in the car. The Airbag Electronic Control Unit (ECU) controls the

deployment system to allow an appropriate igniting of the Airbags and belt pre-tensioners to restrain the driver and

passengers.

Preliminary Checks:-

1. Check Battery Voltage (12 V & above)

2. Check for any faults in Airbag Warning Lamp indication in Instrument Cluster.

3. Ensure the proper locking of Airbag ECU wiring harness connectors in the vehicle by the locking sound.

Check whether the Driver Side peripheral sensor is connected properly to the wiring harness. Ensure

the proper locking of the Driver Side peripheral sensor to the wiring harness connector.

Trouble Shooting:-