Subaru 2003 Legacy - Manual (Page 86)

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SRS airbag system monitors
HB4010EC
A diagnostic system continually monitors the readiness of the SRS air-
bag system (including front seatbelt pretensioners) while the vehicle is
being driven. The SRS airbag system warning light “AIRBAG” will show
normal system operation by lighting for about 6 seconds when the igni-
tion key is turned to the “ON” position.
The following components are monitored by the indicator:
D Front sub sensor (Right hand side)
D Front sub sensor (Left hand side)
D Airbag control module (including impact sensors)
D Frontal airbag module (Driver’s side)
D Frontal airbag module (Passenger’s side)
D Side airbag sensor (Driver’s side — if equipped)
D Side airbag sensor (Passenger’s side — if equipped)
D Side airbag module (Driver’s side — if equipped)
D Side airbag module (Passenger’s side — if equipped)
D Seatbelt pretensioner (Driver’s side)
D Seatbelt pretensioner (Passenger’s side)
D All related wiring
In the event of a malfunction indicated by any of following, the vehicle
should be taken promptly to your nearest SUBARU dealer to have the
system checked. Unless checked and repaired, the SRS airbags will not
function reliably: