DTC B1603/83 Front Satellite Sensor Bus RH Initialization Incomplete; DTC B1612/83 Lost Communication with Front Airbag Sensor RH; DTC B1613/83 Front Airbag Sensor RH Initialization Incomplete: Wiring Diagram
WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.