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Supplementary Restraint System Components
(With Front Passenger Occupa nt Classification System)
Essential Safety Equipment
SRS Air Bags
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(Without Front Passenger Occupant Classification System)
Driver/Front passenger inflators and air bags
Roll-over sensor*, crash sensors, and diagnostic module (SAS unit)
Seat belt pretensioners (page 2-21)
Front air bag sensors
Side crash sensors
Air bag/seat belt pretensioner system warning light (page 4-42)
Side and curtain inflators and air bags
Front passenger air bag deactivation indicator light* (page 2-58)
Front passenger occupant classification sensor* (page 2-58)
Front passenger occupant classification module*
Driver seat slide position sensor* (page 2-50)
Essential Safety Equipment
SRS Air Bags
*Some models.2-49
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How the SRS Air Bags Work
Your Mazda is equipped with the following types of SRS air bags. SRS air bags are
designed to work together with the seat belts to help to reduce injuries during an accident.
The SRS air bags are designed to provide further protection for passengers in addition to the
seat belt functions. Be sure to wear seat belts properly.
▼ Seat Belt Pretensioners
The pretensioners operate differently depending on what types o
f air bags are equipped. For
more details about seat belt pret ensioner operation, refer to the SRS Air Bag Deployment
Criteria (page 2-54).
Front
The front seat belt pretensioners are designed to deploy in mod erate or severe frontal, near
frontal collisions.
In addition, the pretensioners o perate when a side collision (only on the side in which the
collision occurs) or a roll-over accident (with roll-over senso r) is detected.
Rear Outboard
*
The rear outboard seat belt pretensioners are designed to deplo y in moderate or severe
frontal, near frontal collisions.
▼ Driver Air Bag
The driver's air bag is mounted in the steering wheel.
When air bag crash sensors detect a frontal impact of greater than moderate force, the
driver's air bag inflates quickly helping to reduce injury main
ly to the driver's head or chest
caused by directly hitting the steering wheel.
For more details about air bag de ployment, refer to "SRS Air Bag Deployment Criteria"
(page 2-54).
(With Front Passenger Occupa nt Classification System)
The inflation of the driver's dual-stage air bag is controlled in two energy stages depending
on the driver's seat position. The driver's seat slide position sensor is located under the
driver's seat. The sen sor determines whether the driver's seat is forward of or behind a
reference position and sends the seat position to the diagnosti c module (SAS unit). The SAS
unit is designed to control the deployment of the driver's air bag depending on how close the
driver's seat is to the steering wheel.
Essential Safety Equipment
SRS Air Bags
2-50*Some models.
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During an impact of moderate severity, the driver's air bag deploys with lesser energy,
whereas during more severe impacts and when the driver's seat is behind the reference
position, it deploys with more energy.
▼ Front Passenger Air Bag
The front passenger air bag is mounted in the front passenger i
nstrument panel.
The inflation mechanism for the fr ont passenger air bag is the same as the driver's air bag.
For more details about air bag deployment, refer to "SRS Air Ba g Deployment Criteria"
(page 2-54).
(With Front Passenger Occupa nt Classification System)
In addition, the front passenger air bag is designed to only de ploy when the front passenger
occupant classification sensor detects a passenger sitting on t he front passenger's seat. For
details, refer to the front passenger occupant classification s ystem (page 2-58).
▼Side Air Bags
The side air bags are mounted in the outboard sides of the fron
t seatbacks.
When the air bag crash sensors detect a s ide impact of greater than moderate force, the
system inflates the side air bag only on the side in which the vehicle was hit. The side air
bag inflates quickly to reduce i njury to the driver or front passenger's chest caused by
directly hitting interior parts such as a door or window.
For more details about air bag deployment, refer to "SRS Air Ba g Deployment Criteria"
(page 2-54).
Essential Safety Equipment
SRS Air Bags
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(With Front Passenger Occupant Classification System)
In addition, the front passenger side bag is designed to only d eploy when the front passenger
occupant classification sensor detects a passenger sitting on t he front passenger's seat. For
details, refer to the front passenger occupant classification s ystem (page 2-58).
▼ Curtain Air Bags
The curtain air bags are mounted in the front and rear window p
illars, and the roof edge
along both sides.
When the air bag crash sensors detect a side impact of greater than moderate force, the
curtain air bag inflates quickly and helps to reduce injury mai nly to the rear outboard
passenger's head caused by dir ectly hitting interior parts such as a door or window.
For more details about air bag de ployment, refer to "SRS Air Bag Deployment Criteria"
(page 2-54).
In a side impact:
Greater than moderate impact to o ne side of the vehicle will cause the curtain air bag on that
side only to inflate.
Only one side curtain air bag will
deploy on the side of the vehicle
that receives the force of an impact.
Essential Safety Equipment
SRS Air Bags
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(With roll-over sensor)
In a roll-over:
In response to a vehicle roll-over, both curtain air bags inflate.
Both curtain air bags will
deploy after the roll-over
accident is detected.
▼ Warning Light/Beep
A system malfunction or operation conditions are indicated by a
warning.
Refer to Warning/Indicator Lights on page 4-42.
Refer to Warning Sound is Activated on page 7-63.
Essential Safety Equipment
SRS Air Bags
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SRS Air Bag Deployment Criteria
This chart indicates the applicable SRS equipment that will deploy depending on the type of
collision.
(The illustrations are the representative cases of collisions.)
SRS equip- ment Types of collision
A severe frontal/near frontal colli- sion A severe side colli-
sion
*2A roll-over/nearroll-over*3A rear collision
Front seat
belt preten- sioner X*1 (both sides)
X*1 (impact side
only) X(both sides)
No air bag and seat
belt pretensioner
will be activated in
a rear collision.
Rear seat
belt preten-
sioner
*X (both sides) X (both sides)
Driver air bag X
Front pas- senger air bag X
*1
Side air bag
X*1 (impact side
only)
Curtain air bag X (impact side on-
ly) X (both sides)
X: The SRS air bag equipment is
designed to deploy in a collision.*1(With Front Passenger Occupant Classification System)
The front passenger front and side air bags and the seat belt pretensioner are designed to deploy when the front
passenger occupant cla ssification sensor detects a passenger si tting on the front passenger's seat.
*2 In a side collision, the seat belt pretensioners and the side/curtain air bags deploy (only on the side in which the
collision occurs).
*3 (With roll-over sensor)
In a roll-over accident, the s eat belt pretensioners and the cu rtain air bags deploy.
Essential Safety Equipment
SRS Air Bags
2-54*Some models.
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NOTE
In a frontal offset collision, the equipped air bags and pretensioners may all deploy
depending on the direction, angle, and rate of impact.
Essential Safety Equipment
SRS Air Bags
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