Subaru Impreza 2017 Owner's Manual page 94

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Seat, seatbelt and SRS airbags/*SRS airbag (Supplemental Restraint System airbag)
! SRS frontal airbag operation
A) Driver s side
B) Passenger s side
1) SRS AIRBAGs deploy as soon as a collision occurs.
2) After deployment, SRS AIRBAGs start to deflate immediately so that the driver s vision is not
obstructed.
If the following sensors detect a certain
predetermined amount of force during a
frontal collision, the control module sends
signals to the frontal airbag modules
instructing them to inflate the SRS frontal
airbags.
. front sub sensors located on both the
right and left sides at the front of the
vehicle
. the impact sensors in the airbag control
module
Then both airbag modules produce gas,
which instantly inflates driver s and pas-
senger s SRS frontal airbags. The SRS
knee airbag is also inflated in combination
with the SRS frontal airbags.
! After deployment
After deployment, the SRS airbags im-
mediately start to deflate so that the
driver s vision is not obstructed and the
driver s ability to maintain control of the
vehicle is not interfered. The time required
from detecting impact to the deflation of
the SRS airbag after deployment is short-
er than the blink of an eye.
If the vehicle is equipped with the occu-
pant detection system for the front pas-
senger s seat, the SRS system detects
whether the front passenger s seat is
occupied by a passenger or not. If the