Infiniti G37 Coupe. Manual — part 1187

DIAGNOSIS SENSOR UNIT

SR-17

< ON-VEHICLE REPAIR >

C

D

E

F

G

I

J

K

L

M

A

B

SR

N

O

P

• Do not damage the harness while installing.
• In the case that a malfunction is detected by the air bag warning lamp, reset by the self-diagnosis

function and delete the memory by CONSULT-III.

• In the case that a malfunction is still detected after the above operation, perform self-diagnosis to

repair malfunctions.

• After the work is completed, check that no system malfunction is detected by air bag warning lamp.

Refer to

SRC-15, "Diagnosis Description"

.

ECU DISCRIMINATED NO.

After replacing the diagnosis sensor unit, confirm that the diagnosis sensor unit identification is correct for the
vehicle as equipped.

Specification

ECU DISCRIMINATED No.

2WD

Models with driver and passenger air bags, seat belt pre-tensioner, side air bags and curtain air
bags

AED0

SR-18

< ON-VEHICLE REPAIR >

FRONT SEAT BELT PRE-TENSIONER

FRONT SEAT BELT PRE-TENSIONER

Removal and Installation

INFOID:0000000001694467

For removal and installation procedures, refer to

SB-5, "SEAT BELT RETRACTOR : Removal and Installa-

tion"

.

OCCUPANT CLASSIFICATION SYSTEM CONTROL UNIT

SR-19

< ON-VEHICLE REPAIR >

C

D

E

F

G

I

J

K

L

M

A

B

SR

N

O

P

OCCUPANT CLASSIFICATION SYSTEM CONTROL UNIT

Removal and Installation

INFOID:0000000001694468

For removal and installation

The occupant classification system control unit and seat sensor mat are an integral part of the front passenger
seat cushion and are replaced as an assembly. Refer to

SE-152, "Removal and Installation"

.

SRC-1

RESTRAINTS

C

D

E

F

G

I

J

K

L

M

SECTION

SRC

A

B

SRC

N

O

P

CONTENTS

SRS AIRBAG CONTROL SYSTEM

BASIC INSPECTION . . . . . . . . .

5

DIAGNOSIS AND REPAIR WORK FLOW . . .

5

Work Flow . . . . . . . . . . . . . . . .....

5

FUNCTION DIAGNOSIS . . . . . . . ...

7

SRS AIR BAG SYSTEM . . . . . . . . . ..

7

System Diagram . . . . . . . . . . . . . ....

7

System Description . . . . . . . . . . . . ...

7

Component Parts Location . . . . . . . . . ....

8

Component Description . . . . . . . . . . .....

9

OCCUPANT CLASSIFICATION SYSTEM . . .

10

System Diagram . . . . . . . . . . . . . ..

10

System Description . . . . . . . . . . . . .

10

Component Parts Location . . . . . . . . . ..

10

Component Description . . . . . . . . . . ...

11

PASSENGER SEAT BELT WARNING SYS-
TEM . . . . . . . . . . . . . . . . .

12

System Diagram . . . . . . . . . . . . . ..

12

System Description . . . . . . . . . . . . .

12

Component Parts Location . . . . . . . . . ..

13

Component Description . . . . . . . . . . ...

13

DIAGNOSIS SYSTEM (AIRBAG) . . . . . ..

15

Diagnosis Description . . . . . . . . . . . .

15

CONSULT-III Function . . . . . . . . . . .

17

COMPONENT DIAGNOSIS . . . . . . .

19

B1001, B1002, B1003, B1004, B1005 DIAG-
NOSIS SENSOR UNIT . . . . . . . . . ...

19

Description . . . . . . . . . . . . . . . ..

19

DTC Logic . . . . . . . . . . . . . . . ...

19

Diagnosis Procedure (Component diagnosis) . ..

20

B1006, B1007, B1008, B1009, B1010 DIAG-
NOSIS SENSOR UNIT . . . . . . . . . ...

21

Description . . . . . . . . . . . . . . . ..

21

DTC Logic . . . . . . . . . . . . . . . ...

21

Diagnosis Procedure (Component diagnosis) . ...

22

B1011, B1012, B1013, B1014, B1015 DIAG-
NOSIS SENSOR UNIT . . . . . . . . . ..

23

Description . . . . . . . . . . . . . . . ...

23

DTC Logic . . . . . . . . . . . . . . . .

23

Diagnosis Procedure (Component diagnosis) . ...

24

B1017, B1020, B1021 OCCUPANT SENS C/U

...

25

Description . . . . . . . . . . . . . . . ...

25

DTC Logic . . . . . . . . . . . . . . . .

25

Diagnosis Procedure (Component diagnosis) . ...

26

B1018 OCCUPANT SENS . . . . . . . .

27

Description . . . . . . . . . . . . . . . ...

27

DTC Logic . . . . . . . . . . . . . . . .

27

Diagnosis Procedure (Component diagnosis) . ...

28

B1022 OCCUPANT SENS C/U . . . . . . .

29

Description . . . . . . . . . . . . . . . ...

29

DTC Logic . . . . . . . . . . . . . . . .

29

Diagnosis Procedure (Component diagnosis) . ...

30

B1023 PASS A/B INDCTR CKT . . . . . ...

31

Description . . . . . . . . . . . . . . . ...

31

DTC Logic . . . . . . . . . . . . . . . .

31

Diagnosis Procedure (Component diagnosis) . ...

32

B1026, B1027, B1028, B1029, B1030, B1031
DIAGNOSIS SENSOR UNIT . . . . . . . .

33

Description . . . . . . . . . . . . . . . ...

33

DTC Logic . . . . . . . . . . . . . . . .

33

Diagnosis Procedure (Component diagnosis) . ...

34

B1033, B1034 CRASH ZONE SEN . . . . ..

35

Description . . . . . . . . . . . . . . . ...

35

DTC Logic . . . . . . . . . . . . . . . .

35

Diagnosis Procedure (Component diagnosis) . ...

36

B1035, B1036, B1038, B1040 CRASH ZONE
SEN . . . . . . . . . . . . . . . . ...

37