SIR Schematics

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

Courtesy of GENERAL MOTORS CORP.

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

Courtesy of GENERAL MOTORS CORP.

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

Courtesy of GENERAL MOTORS CORP.

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

Courtesy of GENERAL MOTORS CORP.

Fig 5: Passenger Presence System Sensors Schematic

Courtesy of GENERAL MOTORS CORP.