Infiniti EX35. Manual — part 1343

DIAGNOSIS SENSOR UNIT

SR-17

< ON-VEHICLE REPAIR >

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CAUTION:

• Do not use old fixing bolts after removal; replace with new fixing bolts.
• In the case that a malfunction is detected by the air bag warning lamp, after reparation or replace-

ment of the malfunctioning parts, reset the memory by self-diagnosis or by the CONSULT-III.

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

Refer to

SRC-14, "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 air bag, front passenger air bag and front seat belt
pre-tensioners, front side air bags, side curtain air bags and rollover

FD10

4WD

Models with driver air bag, front passenger air bag and front seat belt
pre-tensioners, front side air bags, side curtain air bags and rollover

FD11

SR-18

< ON-VEHICLE REPAIR >

FRONT SEAT BELT PRE-TENSIONER

FRONT SEAT BELT PRE-TENSIONER

Removal and Installation

INFOID:0000000003131596

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 >

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OCCUPANT CLASSIFICATION SYSTEM CONTROL UNIT

Removal and Installation

INFOID:0000000003131597

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-90, "Removal and Installation"

.

SRC-1

RESTRAINTS

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SECTION

SRC

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B

SRC

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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) . . . . . ..

14

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

14

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

16

COMPONENT DIAGNOSIS . . . . . . .

18

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

18

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

18

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

18

Diagnosis Procedure . . . . . . . . . . . ...

18

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

20

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

20

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

20

Diagnosis Procedure . . . . . . . . . . . ...

20

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

22

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

22

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

22

Diagnosis Procedure . . . . . . . . . . . ...

22

B1017, B1020, B1021 OCCUPANT SENS C/U

...

24

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

24

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

24

Diagnosis Procedure . . . . . . . . . . . ...

24

B1018 OCCUPANT SENS . . . . . . . .

26

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

26

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

26

Diagnosis Procedure . . . . . . . . . . . ...

26

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

28

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

28

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

28

Diagnosis Procedure . . . . . . . . . . . ...

28

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

30

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

30

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

30

Diagnosis Procedure . . . . . . . . . . . ...

30

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

32

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

32

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

32

Diagnosis Procedure . . . . . . . . . . . ...

32

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

34

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

34

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

34

Diagnosis Procedure . . . . . . . . . . . ...

34

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

36