Component
Function
Air bag diagnosis sensor unit
Detects a collision and supplies power supply for deployment to air bag module and pre-tensioner seat belt.
Air bag module
  • Driver
  • Passenger
  • Front side
  • Side curtain
Receives signal from air bag diagnosis sensor unit and deploys air bag.
Front seat belt pre-tensioner
Receives signal from air bag diagnosis sensor unit and deploys pre-tensioner seat belt.
Seat belt buckle switch
Controls deployment timing depending on the seat belt condition that is fastened or unfastened.
Crash zone sensor
Transmits signal to air bag diagnosis sensor unit when a frontal collision occurs.
Satellite sensor (LH/RH)
Transmits signal to air bag diagnosis sensor unit when a side collision occurs.
Occupant Classification System control unit
Detects front passenger seat occupant and judges whether or not deploys front passenger seat air bag.
Combination meter (air bag warning lamp)
Indicates air bag malfunctioning and deployment by blinking and illuminating air bag warning lamp.
Front passenger air bag OFF indicator
Indicates whether or not front passenger air bag is in activation mode subject to the judgement by Occupant Classification System control unit.
Combination switch (spiral cable)
Supplies power supply to driver air bag module on steering wheel.