Nissan GT-R. Manual — part 297
SRC-4
< SYSTEM DESCRIPTION >
SRS AIR BAG SYSTEM
Component Parts Location
INFOID:0000000009162962
Component Description
INFOID:0000000009162963
1.
Front passenger air bag module
2.
Driver air bag module
3.
Combination switch (Spiral cable)
4.
LH/RH satellite sensor
5.
Front LH/RH seat belt pre-tensioner
6.
Seat belt buckle switch (Driver side/
Passenger side)
7.
Air bag diagnosis sensor unit
8.
Front LH/RH side air bag module
9.
Crash zone sensor
10. LH/RH side curtain air bag module
11.
Combination meter (air bag warning
lamp)
12. Front passenger air bag OFF indica-
tor
13. Occupant Classification System con-
trol unit
14. Occupant Classification System seat
sensor
A.
View from vehicle side
B.
Passenger front seat
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SRS AIR BAG SYSTEM
SRC-5
< SYSTEM DESCRIPTION >
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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 pas-
senger 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.
SRC-6
< SYSTEM DESCRIPTION >
OCCUPANT CLASSIFICATION SYSTEM
OCCUPANT CLASSIFICATION SYSTEM
System Diagram
INFOID:0000000009162964
OCCUPANT CLASSIFICATION SYSTEM
System Description
INFOID:0000000009162965
THIS OCCUPANT CLASSIFICATION SYSTEM HAS THE FOLLOWING FUNCTION.
• Suppress the deployment of front passenger air bag when front passenger seat is empty, or when occupied
by child and child-seat. Turns on front passenger air bag OFF indicator when front passenger seat is occu-
pied by child-seat and child.
• Indicates malfunction portion with blinking times of air bag warning lamp in diagnosis mode.
• Indicates the malfunctioning record by CONSULT.
NOTE:
Operation of air bag diagnosis sensor unit when air bag diagnosis sensor unit receives information from Occu-
pant Classification System
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Status (front passenger
seat)
Passenger air bag
Front passenger air
bag OFF indicator
Air bag warning lamp
Seat belt warning lamp
(when front passenger
seat is unbuckled)
Empty
Suppress
OFF
OFF
OFF
Child/ child-seat
Suppress
ON
OFF
ON
Adult
Enable to deploy
OFF
OFF
ON
Malfunction
Suppress
ON
Blinking
OFF
OCCUPANT CLASSIFICATION SYSTEM
SRC-7
< SYSTEM DESCRIPTION >
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Component Parts Location
INFOID:0000000009162966
1. Air bag diagnosis sensor unit
2. Occupant Classification System con-
trol unit
3. Occupant Classification System seat
sensor mat
4. Passenger air bag OFF indicator
A. View with rear console assembly re-
moved
B. Front passenger seat
Component parts
Outline of function
Occupant Classification System seat
sensor mat
Detects if the passenger seat is empty or occupied
Occupant Classification System control
unit
Transmits the passenger seat status (occupied or empty) to air bag diagnosis sensor unit
Front passenger air bag OFF indicator
Turns the front passenger air bag OFF indicator lamp ON when the front passenger seat is
occupied by a child or a child-seat
Air bag diagnosis sensor unit
Performs the deploy judgement of passenger air bag based on the information from Occu-
pant Classification System control unit
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