Multiple Restraint Systems

• E90 Multiple Restraint System 5
  • Purpose of System
    • Notes
    • IPO
  • System Components
    • Notes
    • MRS 5 Control Unit
      • Notes
      • Connector
    • Crash Sensors
      • Notes
      • B-Pillar Satellite
      • Up Front Sensor
      • Door Pressure Sensor
    • Airbag Warning Lamp (in IKE)
    • Slip Ring (Rotary Coupler)
    • Seat Occupancy Detector (OC-3 Mat)
    • Airbag Warning Light (status LED)
    • Belt Buckle Switch
    • Pyrotechnic Devices
      • Driver's Airbag Module
      • Passenger Airbag Module
      • Side (Thorax) Airbag Modules
      • Curtain Airbag
      • Seat Belt Pre-Tensioners
      • Battery Safety Terminal
  • Principles of Operation
    • MRS 5 Control Unit
      • Notes
      • Crash Detection and Determining Triggering (ignition) Point
      • Triggering the Output Stages of the Ignition Circuits
      • Documentation of Actuator Triggering In Terms of Time
      • System Self-test
      • Cyclic Monitoring
      • Indication of System Operability
      • Fault Indication And Fault Code Storage
      • Fault Output (Diagnosis)
      • Output Of Crash Telegram
      • Deactivation Of Passenger Airbags
    • Seat Belt Reminder Function
      • Notes
      • Phase 1 Initialization
      • Phase 2 Monitoring During Vehicle Operation