Infiniti FX35, FX50 (S51). Manual - part 1711

INSPECTION AND ADJUSTMENT

SRC-9

< BASIC INSPECTION >

C

D

E

F

G

I

J

K

L

M

A

B

SRC

N

O

P

3.

“Zero point reset” starts. 

>> GO TO 2.

2.

CONFIRMATION OF SETTING

1.

Proceed to “Zero point reset function” screen from work support of CONSULT-III “OCCUPANT DETEC-
TION”.

2.

Check that “Complete” or “Incomplete” is displayed on “Zero point reset status”.

CAUTION:

• “Complete” is displayed on “zero point reset current status” if the seat is reinstalled by seat removal

and installation, or “zero point reset” is already performed.

• “Zero point reset current status” displays “Incomplete” if a new seat is installed. When turning key

switch ON without performing zero point reset, front passenger air bag OFF indicator turns ON.
When zero point reset is performed, front passenger air bag OFF indicator turns OFF.

• Air bag warning lamp blinks in user mode only.
• Air bag sensor unit does not record whether or not zero point reset is performed.

Is condition “ALREADY PERFORMED”?

YES

>> Print out “ZERO POINT RESET CURRENT STATUS” screen, and inspection end.

NO

>>

Check condition as per the following, and perform zero point reset again.

• Passenger seat is occupied by an object.
• Excessive vibration is applied while performing zero point reset.
• Occupant detection system is malfunctioning.

NOTE:
If “Incomplete” is displayed on “zero point reset current status”, zero point reset is not completed
normally. Check the condition as per the following and perform zero point reset again.

• Passenger seat is occupied by an object.
• Excessive vibration is applied while performing zero point reset.
• Occupant detection system is malfunctioning.

SRC-10

< SYSTEM DESCRIPTION >

SRS AIR BAG SYSTEM

SYSTEM DESCRIPTION

SRS AIR BAG SYSTEM

System Diagram

INFOID:0000000005241049

System Description

INFOID:0000000005241050

This SRS Air Bag System has the following functions.

1.

Detects a collision and supplies the energy for deploying air bag and seat belt pre-tensioner.

2.

Detects electrical malfunction in SRS Air Bag System and Seat Belt Pre-tensioner System, records mal-
function code, and blinking air bag warning lamp.

3.

Detects and records the deployment of air bag and seat belt pre-tensioner, and turns ON air bag warning
lamp.

4.

Indicates malfunctioning portion with blinking times of air bag warning lamp in diagnosis mode.

5.

Indicates the malfunction record by CONSULT-III.

6.

Suppress the deployment of front passenger air bag when front passenger seat is empty or is occupied by
a child or a child-seat.
When passenger seat is occupied by a child or a child seat, turns ON front passenger air bag OFF indica-
tor. 

7.

When judges that passenger seat is occupied by a adult or a child and passenger seat belt is not fasten,
turns ON seat belt warning lamp.

JMHIA1412GB

SRS AIR BAG SYSTEM

SRC-11

< SYSTEM DESCRIPTION >

C

D

E

F

G

I

J

K

L

M

A

B

SRC

N

O

P

COLLISION MODE

• The operation of supplemental restraint system is different depending on the collision modes applications.

For example, the driver air bag module, front passenger air bag module and front seat belt pre-tensioner are
activated in a frontal collision but not in a side collision.

• SRS configurations that are activated for some collision modes are as per the following.

×

: Apply

—: Not apply

SRS configuration

Frontal collision

Left side collision

Right side collision

Roll over

Driver air bag module. Refer to 

SRC-145

×

—

—

—

Front passenger air bag module. Refer to 

SRC-145

×

—

—

—

Front LH seat belt pre-tensioner. Refer to 

SRC-145

, 

SRC-148

 

×

—

—

×

Front RH seat belt pre-tensioner. Refer to 

SRC-145

, 

SRC-148

×

—

—

×

Front LH side air bag module. Refer to 

SRC-147

—

×

—

—

Front RH side air bag module. Refer to 

SRC-147

—

—

×

—

LH side curtain air bag module. Refer to 

SRC-147

, 

SRC-148

—

×

—

×

RH side curtain air bag module. Refer to 

SRC-147

, 

SRC-148

—

—

×

×

SRC-12

< SYSTEM DESCRIPTION >

SRS AIR BAG SYSTEM

Component Parts Location

INFOID:0000000005241051

Component Description

INFOID:0000000005241052

1.

Combination switch (Spiral cable)

2.

Driver air bag module

3.

Front passenger air bag module

4.

Front LH/RH side air bag module

5.

LH/RH satellite sensor

6.

Front LH/RH seat belt pre-tensioner 

7.

Seat belt buckle switch (Driver side/
Passenger side)

8.

Air bag diagnosis sensor unit

9.

LH/RH side curtain air bag module 

10. Crash zone sensor

11.

Occupant Detection System control 
unit 

12. Occupant Detection System seat 

sensor

13. Front passenger air bag OFF indica-

tor 

14. Combination meter (air bag warning 

lamp)

A.

View from vehicle front

B.

Backside of the seat cushion

JMHIA0687ZZ