Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Infiniti G37 2008 Coupe Approved Infiniti G37 Coupe 2008 src
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RESTRAINTS
A
SRS AIRBAG CONTROL SYSTEM
SECTION SRC B
C
D
E
CONTENTS
BASIC INSPECTION ................................... 5
. Diagnosis Procedure (Component diagnosis) ......22
. F
DIAGNOSIS AND REPAIR WORK FLOW ........ 5
. B1011, B1012, B1013, B1014, B1015 DIAG-
Work Flow ................................................................ 5
. NOSIS SENSOR UNIT ...................................... 23 G
Description ..............................................................23
.
FUNCTION DIAGNOSIS .............................. 7
. DTC Logic ...............................................................23
.
Diagnosis Procedure (Component diagnosis) ......24 .
SRS AIR BAG SYSTEM ..................................... 7
. SRC
System Diagram ....................................................... 7
. B1017, B1020, B1021 OCCUPANT SENS C/U
System Description .................................................. 7
. ... 25
Component Parts Location ....................................... 8
. Description ..............................................................25
. I
Component Description ............................................ 9
. DTC Logic ...............................................................25
.
Diagnosis Procedure (Component diagnosis) ......26 .
OCCUPANT CLASSIFICATION SYSTEM ........10
.
System Diagram ..................................................... 10
. B1018 OCCUPANT SENS ................................ 27 J
System Description ................................................ 10
. Description ..............................................................27
.
Component Parts Location ..................................... 10
. DTC Logic ...............................................................27
.
Component Description .......................................... 11
. Diagnosis Procedure (Component diagnosis) ......28 . K
PASSENGER SEAT BELT WARNING SYS- B1022 OCCUPANT SENS C/U ......................... 29
TEM ...................................................................12
. Description ..............................................................29
.
System Diagram ..................................................... 12
. L
DTC Logic ...............................................................29
.
System Description ................................................ 12
. Diagnosis Procedure (Component diagnosis) ......30 .
Component Parts Location ..................................... 13
.
Component Description .......................................... 13
. B1023 PASS A/B INDCTR CKT ....................... 31 M
Description ..............................................................31
.
DIAGNOSIS SYSTEM (AIRBAG) .....................15
. DTC Logic ...............................................................31
.
Diagnosis Description ............................................ 15
. Diagnosis Procedure (Component diagnosis) ......32 .
N
CONSULT-III Function ........................................... 17
.
B1026, B1027, B1028, B1029, B1030, B1031
COMPONENT DIAGNOSIS ........................ 19
. DIAGNOSIS SENSOR UNIT ............................. 33
Description ..............................................................33
. O
B1001, B1002, B1003, B1004, B1005 DIAG- DTC Logic ...............................................................33
.
NOSIS SENSOR UNIT ......................................19
. Diagnosis Procedure (Component diagnosis) ......34 .
Description ............................................................. 19
.
P
DTC Logic .............................................................. 19
. B1033, B1034 CRASH ZONE SEN .................. 35
Diagnosis Procedure (Component diagnosis) ..... 20 . Description ..............................................................35
.
DTC Logic ...............................................................35
.
B1006, B1007, B1008, B1009, B1010 DIAG- Diagnosis Procedure (Component diagnosis) ......36 .
NOSIS SENSOR UNIT ......................................21
.
Description ............................................................. 21
. B1035, B1036, B1038, B1040 CRASH ZONE
DTC Logic .............................................................. 21
. SEN ................................................................... 37
Revision: 2007 June SRC-1 G37 Coupe
Description ............................................................. 37
. B1081 PRE-TEN FRONT RH ........................... 65
.
DTC Logic .............................................................. 37
. Description ............................................................. 65
.
Diagnosis Procedure (Component diagnosis) ..... 38 . DTC Logic .............................................................. 65
.
Diagnosis Procedure (Component diagnosis) ..... 66 .
B1042, B1043, B1044, B1045, B1046, B1047
DIAGNOSIS SENSOR UNIT ............................. 39
. B1082 PRE-TEN FRONT RH ........................... 67
.
Description ............................................................. 39
. Description ............................................................. 67
.
DTC Logic .............................................................. 39
. DTC Logic .............................................................. 67
.
Diagnosis Procedure (Component diagnosis) ..... 40 . Diagnosis Procedure (Component diagnosis) ..... 68 .
B1049, B1054 DRIVER AIRBAG MODULE ..... 41
. B1083 PRE-TEN FRONT RH ........................... 69
.
Description ............................................................. 41
. Description ............................................................. 69
.
DTC Logic .............................................................. 41
. DTC Logic .............................................................. 69
.
Diagnosis Procedure (Component diagnosis) ..... 42 . Diagnosis Procedure (Component diagnosis) ..... 70 .
B1050, B1055 DRIVER AIRBAG MODULE ..... 44
. B1084 PRE-TEN FRONT RH ........................... 71
.
Description ............................................................. 44
. Description ............................................................. 71
.
DTC Logic .............................................................. 44
. DTC Logic .............................................................. 71
.
Diagnosis Procedure (Component diagnosis) ..... 45 . Diagnosis Procedure (Component diagnosis) ..... 72 .
B1051, B1056 DRIVER AIRBAG MODULE ..... 47
. B1086 PRE-TEN FRONT LH ............................ 73
.
Description ............................................................. 47
. Description ............................................................. 73
.
DTC Logic .............................................................. 47
. DTC Logic .............................................................. 73
.
Diagnosis Procedure (Component diagnosis) ..... 48 . Diagnosis Procedure (Component diagnosis) ..... 74 .
B1052, B1057 DRIVER AIRBAG MODULE ..... 50
. B1087 PRE-TEN FRONT LH ............................ 75
.
Description ............................................................. 50
. Description ............................................................. 75
.
DTC Logic .............................................................. 50
. DTC Logic .............................................................. 75
.
Diagnosis Procedure (Component diagnosis) ..... 51 . Diagnosis Procedure (Component diagnosis) ..... 76 .
B1058, B1059, B1060, B1061, B1062, B1063 B1088 PRE-TEN FRONT LH ............................ 77
.
DIAGNOSIS SENSOR UNIT ............................. 53
. Description ............................................................. 77
.
Description ............................................................. 53
. DTC Logic .............................................................. 77
.
DTC Logic .............................................................. 53
. Diagnosis Procedure (Component diagnosis) ..... 78 .
Diagnosis Procedure (Component diagnosis) ..... 54 .
B1089 PRE-TEN FRONT LH ............................ 79
.
B1065, B1070 ASSIST A/B MODULE ............. 55
. Description ............................................................. 79
.
Description ............................................................. 55
. DTC Logic .............................................................. 79
.
DTC Logic .............................................................. 55
. Diagnosis Procedure (Component diagnosis) ..... 80 .
Diagnosis Procedure (Component diagnosis) ..... 56 .
B1106, B1107, B1108, B1109, B1110, B1111
B1066, B1071 ASSIST A/B MODULE ............. 57
. DIAGNOSIS SENSOR UNIT ............................ 81
.
Description ............................................................. 57
. Description ............................................................. 81
.
DTC Logic .............................................................. 57
. DTC Logic .............................................................. 81
.
Diagnosis Procedure (Component diagnosis) ..... 58 . Diagnosis Procedure (Component diagnosis) ..... 82 .
B1067, B1072 ASSIST A/B MODULE ............. 59
. B1113, B1114 SATELLITE SENS RH ............. 83
.
Description ............................................................. 59
. Description ............................................................. 83
.
DTC Logic .............................................................. 59
. DTC Logic .............................................................. 83
.
Diagnosis Procedure (Component diagnosis) ..... 60 . Diagnosis Procedure (Component diagnosis) ..... 84 .
B1068, B1073 ASSIST A/B MODULE ............. 61
. B1115, B1116 SATELLITE SENS RH ............. 85
.
Description ............................................................. 61
. Description ............................................................. 85
.
DTC Logic .............................................................. 61
. DTC Logic .............................................................. 85
.
Diagnosis Procedure (Component diagnosis) ..... 62 . Diagnosis Procedure (Component diagnosis) ..... 86 .
B1074, B1075, B1076, B1077, B1078, B1079 B1118, B1119 SATELLITE SENS LH .............. 87
.
DIAGNOSIS SENSOR UNIT ............................. 63
. Description ............................................................. 87
.
Description ............................................................. 63
. DTC Logic .............................................................. 87
.
DTC Logic .............................................................. 63
. Diagnosis Procedure (Component diagnosis) ..... 88 .
Diagnosis Procedure (Component diagnosis) ..... 64 .
B1120, B1121 SATELLITE SENS LH .............. 89
.
Revision: 2007 June SRC-2 G37 Coupe
Description ............................................................. 89
. Description ............................................................ 113
.
DTC Logic .............................................................. 89
. DTC Logic ............................................................. 113
. A
Diagnosis Procedure (Component diagnosis) ..... 90 . Diagnosis Procedure (Component diagnosis) .... 114 .
B1122, B1123, B1124, B1125, B1126, B1127 B1147 CURTAIN MODULE RH ...................... 115
B
DIAGNOSIS SENSOR UNIT .............................91
. Description ............................................................ 115
.
Description ............................................................. 91
. DTC Logic ............................................................. 115
.
DTC Logic .............................................................. 91
. Diagnosis Procedure (Component diagnosis) .... 116 .
Diagnosis Procedure (Component diagnosis) ..... 92 . C
B1148 CURTAIN MODULE RH ...................... 117
B1129 SIDE MODULE RH ................................93
. Description ............................................................ 117
.
Description ............................................................. 93
. DTC Logic ............................................................. 117
.
D
DTC Logic .............................................................. 93
. Diagnosis Procedure (Component diagnosis) .... 118 .
Diagnosis Procedure (Component diagnosis) ..... 94 .
B1150 CURTAIN MODULE LH ....................... 119
B1130 SIDE MODULE RH ................................95
. Description ............................................................ 119
. E
Description ............................................................. 95
. DTC Logic ............................................................. 119
.
DTC Logic .............................................................. 95
. Diagnosis Procedure (Component diagnosis) .... 120 .
Diagnosis Procedure (Component diagnosis) ..... 96 . F
B1151 CURTAIN MODULE LH ....................... 121
B1131 SIDE MODULE RH ................................97
. Description ............................................................ 121
.
Description ............................................................. 97
. DTC Logic ............................................................. 121
.
DTC Logic .............................................................. 97
. Diagnosis Procedure (Component diagnosis) .... 122 . G
Diagnosis Procedure (Component diagnosis) ..... 98 .
B1152 CURTAIN MODULE LH ....................... 123
B1132 SIDE MODULE RH ................................99
. Description ............................................................ 123
.
SRC
Description ............................................................. 99
. DTC Logic ............................................................. 123
.
DTC Logic .............................................................. 99
. Diagnosis Procedure (Component diagnosis) .... 124 .
Diagnosis Procedure (Component diagnosis) ... 100 .
B1153 CURTAIN MODULE LH ....................... 125 I
B1134 SIDE MODULE LH ............................... 101
. Description ............................................................ 125
.
Description ........................................................... 101
. DTC Logic ............................................................. 125
.
DTC Logic ............................................................ 101
. Diagnosis Procedure (Component diagnosis) .... 126 . J
Diagnosis Procedure (Component diagnosis) ... 102 .
B1202, B1203, B1204, B1205, B1206, B1207
B1135 SIDE MODULE LH ............................... 103
. DIAGNOSIS SENSOR UNIT ........................... 127
Description ........................................................... 103
. Description ............................................................ 127
. K
DTC Logic ............................................................ 103
. DTC Logic ............................................................. 127
.
Diagnosis Procedure (Component diagnosis) ... 104 . Diagnosis Procedure (Component diagnosis) .... 128 .
L
B1136 SIDE MODULE LH ............................... 105
. B1209 FRONTAL COLLISION DETECTION .. 129
Description ........................................................... 105
. Description ............................................................ 129
.
DTC Logic ............................................................ 105
. DTC Logic ............................................................. 129
.
Diagnosis Procedure (Component diagnosis) ... 106 . Diagnosis Procedure (Component diagnosis) .... 129 . M
B1137 SIDE MODULE LH ............................... 107
. B1210 SIDE COLLISION DETECTION .......... 131
Description ........................................................... 107
. Description ............................................................ 131
. N
DTC Logic ............................................................ 107
. DTC Logic ............................................................. 131
.
Diagnosis Procedure (Component diagnosis) ... 108 . Diagnosis Procedure (Component diagnosis) .... 131 .
B1138, B1139, B1140, B1141, B1142, B1143 ECU DIAGNOSIS ...................................... 133
. O
DIAGNOSIS SENSOR UNIT ........................... 109
.
Description ........................................................... 109
. DIAGNOSIS SENSOR UNIT ........................... 133
DTC Logic ............................................................ 109
. DTC Index ............................................................ 133
. P
Diagnosis Procedure (Component diagnosis) ... 110 . Wiring Diagram - SRS AIR BAG CONTROL SYS-
TEM - .................................................................... 141
.
B1145 CURTAIN MODULE RH ...................... 111
.
Description ........................................................... 111
. SYMPTOM DIAGNOSIS ........................... 147
.
DTC Logic ............................................................ 111
.
Diagnosis Procedure (Component diagnosis) ... 112 .
SRS AIR BAG WARNING LAMP DOES NOT
TURN OFF ....................................................... 147
B1146 CURTAIN MODULE RH ...................... 113
. Diagnosis Procedure ............................................ 147
.
Revision: 2007 June SRC-3 G37 Coupe
SRS AIR BAG WARNING LAMP DOES NOT PRECAUTIONS ............................................... 150
.
TURN ON ........................................................ 148
. Precaution for Supplemental Restraint System
Diagnosis Procedure ............................................148
. (SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" .............................................................. 150
.
PASSENGER SEAT BELT WARNING SYS- Service ................................................................. 150
.
TEM ................................................................. 149
. Precaution for Battery Service ............................. 150 .
Diagnosis Procedure ............................................149
. Occupant Classification System ......................... 150 .
PRECAUTION ........................................... 150
.
Revision: 2007 June SRC-4 G37 Coupe
DIAGNOSIS AND REPAIR WORK FLOW
< BASIC INSPECTION >
BASIC INSPECTION A
DIAGNOSIS AND REPAIR WORK FLOW
Work Flow INFOID:0000000001694470
B
OVERALL SEQUENCE
C
D
E
F
G
SRC
I
J
K
L
M
JMHIA0027GB
N
O
P
Revision: 2007 June SRC-5 G37 Coupe
DIAGNOSIS AND REPAIR WORK FLOW
< BASIC INSPECTION >
DETAILED FLOW
1.GET INFORMATION FOR SYMPTOM
Get the detailed information from the customer about the symptom.
>> GO TO 2.
2.PERFORM PRELIMINARY CHECK
At the beginning of inspection, confirm the condition of power supply circuit, check that the battery is charged
and fuses and fusible links are not blown.
Is the inspection result normal?
YES >> GO TO 3 or GO TO 4.
NO >> Repair or replace the battery and fuse/fusible links.
3.PERFORM SELF-DIAGNOSIS USING CONSULT-III (WITH CONSULT-III)
Check the screen of CONSULT-lll.
Is malfunctioning part detected?
YES >> GO TO 5.
NO >> Repeat DTC confirmation with diagnostic procedure.
4.PERFORM SELF-DIAGNOSIS AIR BAG WARNING LAMP (WITHOUT CONSULT-LLL)
Check the air bag warning lamp status.
Is malfunctioning part detected?
YES >> GO TO 5.
NO >> Repeat DTC confirmation with diagnostic procedure.
5.REPAIR OR REPLACE
Repair or replace the malfunctioning part.
After the malfunction is repaired, erase the self-diagnostic result. Refer to SRC-15, "Diagnosis Description".
>> GO TO 6.
6.FINAL CHECK
Check the screen of CONSULT-III and /or Air bag warning lamp status.
Are all malfunctions corrected?
YES >> INSPECTION END.
NO >> GO TO 3 or GO TO 4.
Revision: 2007 June SRC-6 G37 Coupe
SRS AIR BAG SYSTEM
< FUNCTION DIAGNOSIS >
FUNCTION DIAGNOSIS A
SRS AIR BAG SYSTEM
System Diagram INFOID:0000000001694471
B
C
D
E
F
G
SRC
I
J
K
L
M
N
O
JMHIA0370GB
P
System Description INFOID:0000000001694472
This SRS Air Bag System has the following function.
1. Detects crash and supplies the energy for deploying air bag and seat belt pre-tensioner.
2. Detects electrical trouble in air bag system and seat belt pre-tensioner system, records trouble code, and
blinking air bag warning lamp.
Revision: 2007 June SRC-7 G37 Coupe
SRS AIR BAG SYSTEM
< FUNCTION DIAGNOSIS >
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. Indicate the malfunctioning record by CONSULT-III.
6. Suppress the deployment of passenger air bag when the passenger seat is empty or when occupied by
turns on passenger air bag off indicator (cut-off telltale) when passenger seat is occupied with a child-seat
and child. {Occupant Classification System (OCS).}
7. Turn on seat belt warning lamp when the Occupant Classification System (OCS) option is adult or child
and the passenger seat belt buckle switch is not on.
Component Parts Location INFOID:0000000001694473
JMHIA0424ZZ
1. Front passenger air bag module 2. Driver air bag module 3. Spiral cable
Passenger air bag off indicator
4. 5. Diagnosis sensor unit (ACU) 6. Satellite sensor (LH/RH)
(Cut-off telltale)
Front seat belt pre-tensioner (LH/
7. 8. Seat belt buckle switch (LH/RH) 9. Front side air bag module (LH/RH)
RH)
10. Curtain air bag module 11. Crash zone sensor 12. OCS seat sensor mat
13. OCS control unit
Revision: 2007 June SRC-8 G37 Coupe
SRS AIR BAG SYSTEM
< FUNCTION DIAGNOSIS >
Component Description INFOID:0000000001694474
A
B
C
D
E
F
G
SRC
JMHIA0371GB
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