SIR Schematics

Fig 1: Inflatable Restraint Sensing and Diagnostic Module (SDM) Power and Ground

Courtesy of GENERAL MOTORS CORP.

Fig 2: Inflatable Restraint Steering Wheel Module, I/P Module, Front Discriminating Sensors, Seat Belt Pretensioners

Courtesy of GENERAL MOTORS CORP.

Fig 3: Inflatable Restraint Side Impact Modules, Roof Rail Modules, Side Impact Sensors

Courtesy of GENERAL MOTORS CORP.

Fig 4: Front Passenger Presence System (PPS) Module, Seat Belt Switches, Passenger Seat Belt Warning Lamp

Courtesy of GENERAL MOTORS CORP.

Fig 5: Passenger Presence System Sensors

Courtesy of GENERAL MOTORS CORP.