Nissan Cube. Manual — part 874
SRS AIR BAG SYSTEM
SRC-13
< SYSTEM DESCRIPTION >
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Component Parts Location
INFOID:0000000009946087
1.
Curtain air bag module LH/RH
2.
Seat belt pre-tensioner LH/RH
3.
Satellite sensor LH/RH
4.
Air bag diagnosis sensor unit
5.
Occupant Detection System seat
sensor
6.
Occupant Detection System control
unit
7.
Passenger air bag module
8.
Crash zone sensor
9.
Passenger air bag OFF indicator
10. Combination meter
Refer to
11.
Combination switch (spiral cable)
12. Driver air bag module
13. Seat belt buckle switch (Driver side/
Passenger side)
JMHIA1080ZZ
SRC-14
< SYSTEM DESCRIPTION >
SRS AIR BAG SYSTEM
Component Description
INFOID:0000000009946088
A.
Behind headlining
B.
Behind center pillar lower gamish
C.
Behind center console assembly
D.
Backside of passenger seat cushion
frame
E.
Behind glove box assembly
F.
View with front grille removed
G.
View with steering wheel removed
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
• Side
• Curtain
Receives signal from air bag diagnosis sensor unit and deploys air bag.
Seat belt pre-tensioner
Receives signal from air bag diagnosis sensor unit and deploys seat belt pre-tension-
er.
Seat belt buckle switch
Controls deployment timing based on seat belt fastened or unfastened condition.
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 Detection System control unit
Detects passenger seat occupant and judges whether or not passenger seat air bag
is deployed.
Combination meter (air bag warning lamp)
Indicates air bag malfunctioning and deployment by blinking and illuminating air bag
warning lamp.
Passenger air bag OFF indicator
Indicates whether or not passenger air bag is in the activation mode based on the
judgement of Occupant Detection System.
Combination switch (spiral cable)
Supplies power supply to driver air bag module on steering wheel.
OCCUPANT DETECTION SYSTEM
SRC-15
< SYSTEM DESCRIPTION >
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OCCUPANT DETECTION SYSTEM
System Diagram
INFOID:0000000009946089
OCCUPANT DETECTION SYSTEM
System Description
INFOID:0000000009946090
This Occupant Detection System has the following functions.
• Suppress the deployment of passenger air bag when passenger seat is empty, or when occupied by child
and child-seat.
• Turns ON passenger air bag OFF indicator when passenger seat is occupied 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.
• When “zero point reset” for Occupant Detection System is incomplete, CONSULT indicates that “zero point
reset” is incomplete. This function is applied to NISSAN genuine parts only.
NOTE:
• Operation of air bag diagnosis sensor unit when air bag diagnosis sensor unit receives information from
Occupant Detection System.
• Even if zero point reset is “complete”, always perform zero point reset after the removal and installation of
seat or the removal of control unit harness connector.
JMHIA1079GB
Status (passenger seat)
Passenger air bag
Passenger air bag OFF in-
dicator
Air bag warning lamp
Empty
Suppress
OFF
OFF
An object
Suppress
ON
OFF
Child/ child-seat
Suppress
ON
OFF
Adult
Enable to deploy
OFF
OFF
Malfunction
Suppress
ON
Blinking
Zero point reset
Not yet performed (NISSAN
genuine parts only)
Suppress
ON
Blinking
SRC-16
< SYSTEM DESCRIPTION >
OCCUPANT DETECTION SYSTEM
Component Parts Location
INFOID:0000000009946091
1.
Curtain air bag module LH/RH
2.
Seat belt pre-tensioner LH/RH
3.
Satellite sensor LH/RH
4.
Air bag diagnosis sensor unit
5.
Occupant Detection System seat
sensor
6.
Occupant Detection System control
unit
7.
Passenger air bag module
8.
Crash zone sensor
9.
Passenger air bag OFF indicator
10. Combination meter
11.
Combination switch (spiral cable)
12. Driver air bag module
13. Seat belt buckle switch (Driver side/
Passenger side)
JMHIA1080ZZ
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