It works without additional computer and trough car obd II connector can erase airbag sensor "crash data" or only fault memory. Very simple user instruction: connect this tool to car OBD II connector. Right red button is for airbag "crash data" erase. Left yellow button is for erase airbag "fault memory" or "errors". It can support opel, audi, and vag.
Airbag Reseter For Opel