System Overview: Notes

The early SRS consists of the following components:

• Driver's air bag unit with gas generator - mounted in the center of the steering wheel.
• Passenger's front air bag was added beginning with 1993 model year E32/E31.
• Contact ring - under the steering wheel
• Front Impact Sensors - mounted on the left and right wheel housings.
• Control module.
• SRS warning lamp.
  Fig 1: Identifying Driver Air Bag Components

  Courtesy of BMW OF NORTH AMERICA, INC.