Nissan Versa Sedan. Instruction - part 726

SEAT BELT PRE-TENSIONER

SR-29

< REMOVAL AND INSTALLATION >

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SEAT BELT PRE-TENSIONER

Removal and Installation

INFOID:0000000009266934

For removal and installation procedures, refer to 

SB-6, "SEAT BELT RETRACTOR : Removal and Installa-

tion"

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SR-30

< REMOVAL AND INSTALLATION >

OCCUPANT CLASSIFICATION SYSTEM CONTROL UNIT

OCCUPANT CLASSIFICATION SYSTEM CONTROL UNIT

Removal and Installation

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The occupant classification system control unit, system wiring harness, and system sensors are an integral

part of the front passenger seat, and are replaced with the seat assembly. Refer to 

SE-17, "DRIVER SIDE :

Removal and Installation"

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RESTRAINTS

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SECTION 

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CONTENTS

SRS AIRBAG CONTROL SYSTEM

PRECAUTION ...............................................

3

PRECAUTIONS ...................................................

3

Precaution for Supplemental Restraint System 
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ...................................................................

3

Precaution for SRS "AIR BAG" and "SEAT BELT 
PRE-TENSIONER" Service  ......................................

3

SYSTEM DESCRIPTION  ..............................

4

COMPONENT PARTS  ........................................

4

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

4

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

4

Driver Air Bag Module  ...............................................

5

Front Passenger Air Bag Module ..............................

5

Front Side Air Bag Module  ........................................

5

Side Curtain Air Bag Module .....................................

5

Front Seat Belt Pre-tensioner ....................................

6

Air Bag Diagnosis Sensor Unit ..................................

6

Crash Zone Sensor  ...................................................

6

Side Air Bag Satellite Sensor  ....................................

7

Door Satellite Sensor  ................................................

7

SRS Component Connectors ....................................

7

SYSTEM ..............................................................

9

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

9

SRS AIR BAG SYSTEM : System Diagram ..............

9

SRS AIR BAG SYSTEM : System Description  .........

9

OCCUPANT CLASSIFICATION SYSTEM ..................

9

OCCUPANT CLASSIFICATION SYSTEM : Sys-
tem Diagram ............................................................

10

OCCUPANT CLASSIFICATION SYSTEM : Sys-
tem Description  .......................................................

10

SEAT BELT WARNING LAMP SYSTEM ..................

11

SEAT BELT WARNING LAMP SYSTEM : System 
Diagram ...................................................................

11

SEAT BELT WARNING LAMP SYSTEM : System 
Description ..............................................................

12

DIAGNOSIS SYSTEM (AIR BAG)  ....................

13

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

13

SRS Operation Check  .............................................

13

Trouble Diagnosis with CONSULT  ..........................

14

Trouble Diagnosis without CONSULT  .....................

15

SRS History Check ..................................................

15

SRS Final Check  .....................................................

15

CONSULT Function (AIR BAG) ...............................

15

ECU DIAGNOSIS INFORMATION ..............

17

DIAGNOSIS SENSOR UNIT  .............................

17

DTC Index  ...............................................................

17

Flash Code Index  ....................................................

20

WIRING DIAGRAM ......................................

24

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

24

Wiring Diagram ........................................................

24

BASIC INSPECTION  ...................................

35

DIAGNOSIS AND REPAIR WORK FLOW  .......

35

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

35

INSPECTION AND ADJUSTMENT  ..................

37

ADDITIONAL SERVICE WHEN REPLACING 
CONTROL UNIT  ........................................................

37

ADDITIONAL SERVICE WHEN REPLACING 
CONTROL UNIT : Description .................................

37

ADDITIONAL SERVICE WHEN REPLACING 
CONTROL UNIT : Special Repair Requirement ......

37

ZERO POINT RESET .................................................

37

ZERO POINT RESET : Description .........................

37

ZERO POINT RESET : Special Repair Require-
ment .........................................................................

37

INTERMITTENT INCIDENT  ..............................

38

Inspection Procedure ..............................................

38

Trouble Diagnosis with CONSULT  ..........................

38

SRC-2

DTC/CIRCUIT DIAGNOSIS .........................

39

B1049 – B1052, B1054 – B1057 DRIVER AIR-
BAG MODULE ...................................................

39

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

39

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

39

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

40

B1065 – B1068, B1070 – B1073 PASSEN-
GER AIRBAG MODULE ....................................

42

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

42

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

42

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

43

B1134 – B1137 SIDE AIRBAG MODULE LH ...

45

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

45

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

45

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

46

B1129 – B1132 SIDE AIRBAG MODULE RH ...

48

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

48

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

48

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

49

B1150 – B1153 SIDE CURTAIN AIR BAG 
MODULE LH  ......................................................

51

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

51

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

51

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

52

B1145 – B1148 SIDE CURTAIN AIR BAG 
MODULE RH ......................................................

54

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

54

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

54

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

55

B1086 – B1089 SEAT BELT PRE-TENSION-
ER LH .................................................................

57

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

57

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

57

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

58

B1081 – B1084 SEAT BELT PRE-TENSION-
ER RH  ................................................................

60

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

60

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

60

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

61

B1033 – B1035 CRASH ZONE SENSOR  .........

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

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

63

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

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B1118 – B1120 SATELLITE SENSOR LH ........

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

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

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

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B1113 – B1115 SATELLITE SENSOR RH  .......

69

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

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

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

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B1343 - B1349 FRONT DOOR SATELLITE 
SENSOR LH  ......................................................

72

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

72

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

72

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

73

B1336 - B1342 FRONT DOOR SATELLITE 
SENSOR RH ......................................................

75

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

75

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

75

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

76

B1350 FRONT DOOR SATELLITE SENSORS 

...

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

78

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

78

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

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B1XXX AIR BAG DIAGNOSIS SENSOR UNIT ...

81

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

81

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

81

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

82

B1023 PASSENGER AIR BAG OFF INDICA-
TOR ....................................................................

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

84

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

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

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B1017, B1018, B1020, B1021, B1022, B1025, 
B1032, B1048 OCS SYSTEM  ...........................

87

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

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

87

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

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B1209 – B1210 COLLISION DETECTION ........

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

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

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

90

SYMPTOM DIAGNOSIS  ............................

91

SRS AIR BAG WARNING LAMP DOES NOT 
TURN ON ...........................................................

91

AIR BAG Warning Lamp Does Not Turn On ...........

91

SRS AIR BAG WARNING LAMP DOES NOT 
TURN OFF  .........................................................

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AIR BAG Warning Lamp Does Not Turn Off ...........

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SEAT BELT WARNING SYSTEM .....................

93

Seat Belt Warning System Does Not Function  .......

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