Airbag Warning Light Illuminated in Opel Astra J

In vehicles like the Opel Astra J, manufactured between 2010-2012, customers are reporting the airbag control lights to be illuminated. Additional error codes B001A 02 and B001B 02 might be registered. A possible cause is a damaged wiring harness of the airbag system (in the area of the front seats’ actuator rail system).

Model: Opel Astra J

Production date: 2010 – 2012

Chassis number: – A2000001 /– A8000001 /–C1000001 – A3000001

Error codes:

• B001A 02 (corresponds to the error: driver’s seatbelt tensioner firing circuit, short to ground)
• B001B 02 (corresponds to the error: passenger’s seatbelt tensioner firing circuit, short to ground)

Actions

Check the wiring harness for damage, paying particular attention to abrasions. Such damage can be caused by improperly routed cable bundles.

The following work should only be performed by specialized workshops.

• replacement of the seatbelt tensioner
• re-routing and securing of the wiring harness
• replacement of the seat rail cover
• then reading and clearing the fault recorder content

The tip comes from the HELLA Tech World portal.