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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: 480 of 549
B0029-55:- Right Curtain Deployment Control not configured
Overview:-
ISO Code
B0029-55
Customer Symptom
SRS Warning Lamp continuously ON in Instrument Cluster
Fault Effects (On Vehicle)
No effect
Lamp Status (If Any)
SRS Warning Lamp continuously ON in Instrument Cluster
Fault Detection Condition
Right Side Curtain Deployment Device is not configured in
EOL, but physically present in the vehicle
Normal Operating Condition
Right Curtain configuration & physical presence in the vehicle
should be as per the VC.
Probable Trouble Area
Related wiring Harness, connector or terminals
Right Curtain System Configuration
Airbag ECU
Healing Condition
1. Correct System configuration should be written to Airbag
ECU as per VC.
2. Right Curtain physical presence should be as per VC.
Component Details:-
Right Curtain Module
: - In the vehicle, curtain Airbag is folded and installed behind roof headliner on right side of the
vehicle.
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.
Trouble Shooting:-