1. BMW Airbag Sensor after car crash and airbag deployment can by locked and must be replaced,.Even after small accident Airbag sensor will write in internal memory special error message"crash data stored" or "computuer fault" and after you need to exchange every expensive sensor to new one.

2.With BMW Airbag Reset Tool you can reset and repair Airbag computer in your office in 1 minute, no need to remove airbag sensor from the car..
The SRS Scan and Reset for BMW was designed to work on 1991 and later BMWs. However, from 1991 to 1993 the tool often will not work due to two factors: BMW did not wire the SRS controllers to the main diagnostic lines, and BMW did not cleanly phase out the older 5WK4-025,027 and 035 controllers(which it is not compatible with.)