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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: 162 of 549
TURN ON IGNITION.
CONNECT THE
DIAGNOSTIC TOOL AND CHECK FOR DTC’s
IS DTC
PRESENT?
CLEAR DTC. TURN OFF & ON IGNITION &
CHECK FOR DTC’s
(at least 2 to 3 times)
IS DTC
STILL
PRESENT
?
TURN OFF IGNTION. AND REPLACE
PASSENGER FIS SENSOR
WITH A NEW ONE.
YES
NO
NO
YES
NO
TURN OFF &
ON IGNITION.
CLEAR DTC’s
& CHECK FOR
DTC’s
IS DTC
PRESENT?
NO
TURN ON IGNITION.
CLEAR DTC’s & CHECK FOR DTC’s.
STOP
RE-CONNECT THE
AIRBAG ECU, W/H &
PASSENGER FIS
MODULE
IN
VEHICLE
1.TURN OFF IGNITION.
2.REPLACE THE AIRBAG ECU WITHA NEW
ONE
ENSURE CORRECT PART NUMBER
(
AS PER VC)
.
YES
IS DTC
STILL
PRESENT?
YES
START
B100F96::
Frontal Impact
Passenger
Sensor
component
internal
failure
.