General Reference

Functional description, see BMW Technology:
TIS -> Document -> SI Technology -> SBT Number (65 03 05 115)
shown below: MRS Multiple Restraint System 5 1: Introduction

Note:
All work on the airbag must only be conducted with the battery disconnected!Connect and disconnect control module, sensors and inflator assemblies (gas generators) only with the battery disconnected!The MRS control module contains vehicle-specific data and must therefore be encoded before placing into operation!Removal and installation in other vehicles is prohibited!