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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: 94 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:-
Fig89: Passenger Seatbelt Pretensioner is located in the B-pillar and is connected with the seat belt buckle assembly
Connector Location:-
+
V
12
Battery
A23
CAN H
Ignition Sw itch
CAN L
A12
A7
-
RESTRAINTS
CONTROL
MODULE
Belt
Tensioner
Front
Passenger
A1
A2
Fuse 10A
A21
A22
BTFP+
BTFP-
Vbat