sensor INFINITI QX56 2010 Factory Service Manual

SRC-58
< COMPONENT DIAGNOSIS >
B1118 – B1120 SATELLITE SENSOR LH
>>END
Revision: April 20092010 QX56

B1113 – B1115 SATELLITE SENSOR RHSRC-59
< COMPONENT DIAGNOSIS >
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B1113 – B1115 SATELLITE SENSOR RH
DescriptionINFOID:0000000005147831
DTC B1113 – B1115 SATELLITE SENSOR RH
The satellite sensor RH is wired to the air bag diagnosis sensor unit. The air bag diagnosis sensor unit will
monitor the satellite sensor RH for internal failures and it's circuits for communication errors.
PA R T L O C AT I O N
Refer to SRC-7, "SRS Component Parts Location".
DTC LogicINFOID:0000000005147832
DTC DETECTION LOGIC
With CONSULT-lll
Without CONSULT-lll
DTC CONFIRMATION PROCEDURE (With CONSULT-lll)
1.INSPECTION START
Turn ignition switch ON.
>> GO TO 2.
2.CHECK SELF-DIAG RESULT
Check for the DTC on CONSULT-lll.
Is the DTC detected?
YES >> Refer to SRC-60, "Diagnosis Procedure (Component Diagnosis)".
NO >> Inspection End.
DTC CONFIRMATION PROCE DURE (Without CONSULT-lll)
NOTE:
SRS will not enter diagnosis mode if no malfunction is detected in user mode.
1.IGNITION SWITCH
Turn ignition switch ON.
>> GO TO 2
CONSULT-III name DTC DTC detecting condition Repair order
SATELLITE SENS RH [UNIT FAIL] B1113 RH side air bag satellite sensor has mal-
functioned. 1. Visually check the wiring harness connection.
2. Replace the harness if it has visible damage.
3. Replace the RH side air bag satellite sensor.
4. Replace the air bag diagnosis sensor unit.
5. Replace the related harness.
B 111 4
SATELLITE SENS RH [COMM FAIL] B 111 5RH side air bag satellite sensor communi-
cation error.
WHIA0203E
Revision: April 20092010 QX56

SRC-60
< COMPONENT DIAGNOSIS >
B1113 – B1115 SATELLITE SENSOR RH
2.IGNITION SWITCH
After air bag warning lamp lights for 7 seconds, turn ignition switch OFF within 1 second.
>> GO TO 3
3.WAIT TIME
Wait more than 3 seconds.
>> GO TO 4
4.REPEAT STEPS
Repeat steps 1 to 3 twice.
>> GO TO 5
5.IGNITION SWITCH
Turn ignition switch ON.
>> GO TO 6
6.DIAGNOSTIC MODE
SRS system is now in diagnostic mode and AIR BAG warning lamp flashes. Refer to SRC-84, "
Trouble Diag-
nosis without CONSULT-III".
>> END
Diagnosis Procedure (C omponent Diagnosis)INFOID:0000000005147833
Recheck SRS after each replacement.
1.HARNESS CONNECTOR
Is there any visible damage to the connector?
YES or NO
YES >> Replace the harness.
NO >> GO TO 2
2.WIRING HARNESS
Is there any visible damage to the harness?
YES or NO
YES >> Replace the harness.
NO >> GO TO 3
3.RH SIDE AIR BAG SATELLITE SENSOR
Replace the RH side air bag satellite sensor. Refer to SR-15, "
Removal and Installation".
>> GO TO 4
4.AIR BAG DIAGNOSIS SENSOR UNIT
Replace the air bag diagnosis sensor unit. Refer to SR-17, "
Removal and Installation".
>> GO TO 5
5.RELATED HARNESS
Replace the related harness.
Revision: April 20092010 QX56

B1113 – B1115 SATELLITE SENSOR RHSRC-61
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>> END
Revision: April 20092010 QX56

SRC-62
< COMPONENT DIAGNOSIS >
B1XXX AIR BAG DIAGNOSIS SENSOR UNIT
B1XXX AIR BAG DIAGNOSIS SENSOR UNIT
DescriptionINFOID:0000000005147834
DTC B1XXX AIR BAG DIAGNOSIS SENSOR UNIT
The air bag diagnosis sensor unit will run self diagnostics when the ignition switch is turned ON. It has the
potential to set many diagnostic trouble codes which will conform to the B1XXX format, but will not match any
other SRS diagnostic trouble codes. Refer to SRC-80, "
Trouble Diagnosis with CONSULT-III".
PA R T L O C AT I O N
Refer to SRC-7, "SRS Component Parts Location".
DTC LogicINFOID:0000000005147835
DTC DETECTION LOGIC
With CONSULT-lll
Without CONSULT-lll
DTC CONFIRMATION PROCEDURE (With CONSULT-lll)
1.INSPECTION START
Turn ignition switch ON.
>> GO TO 2.
2.CHECK SELF-DIAG RESULT
Check for the DTC on CONSULT-lll.
Is the DTC detected?
YES >> Refer to SRC-63, "Diagnosis Procedure (Component Diagnosis)".
NO >> Inspection End.
DTC CONFIRMATION PROCEDURE (Without CONSULT-lll)
NOTE:
SRS will not enter diagnosis mode if no malfunction is detected in user mode.
1.IGNITION SWITCH
Turn ignition switch ON.
>> GO TO 2
CONSULT-III name DTC DTC detecting condition Repair order
CONTROL UNIT B1XXX Air bag diagnosis sensor unit is malfunc-
tioning.
1. Visually check the wiring harness connection.
2. Replace the harness if it has visible damage.
3. Replace the air bag diagnosis sensor unit.
4. Replace the related harness.
WHIA0198E
Revision: April 20092010 QX56

B1XXX AIR BAG DIAGNOSIS SENSOR UNITSRC-63
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2.IGNITION SWITCH
After air bag warning lamp lights for 7 seconds, turn ignition switch OFF within 1 second.
>> GO TO 3
3.WAIT TIME
Wait more than 3 seconds.
>> GO TO 4
4.REPEAT STEPS
Repeat steps 1 to 3 twice.
>> GO TO 5
5.IGNITION SWITCH
Turn ignition switch ON.
>> GO TO 6
6.DIAGNOSTIC MODE
SRS system is now in diagnostic mode and AIR BAG warning lamp flashes. Refer to SRC-84, "
Trouble Diag-
nosis without CONSULT-III".
>> END
Diagnosis Procedure (C omponent Diagnosis)INFOID:0000000005147836
Recheck SRS after each replacement.
1.HARNESS CONNECTOR
Is there any visible damage to the connector?
YES or NO
YES >> Replace the harness.
NO >> GO TO 2
2.WIRING HARNESS
Is there any visible damage to the harness?
YES or NO
YES >> Replace the harness.
NO >> GO TO 3
3.AIR BAG DIAGNOSIS SENSOR UNIT
Replace the air bag diagnosis sensor unit. Refer to SR-17, "
Removal and Installation".
>> GO TO 4
4.RELATED HARNESS
Replace the related harness.
>>END
Revision: April 20092010 QX56

SRC-64
< COMPONENT DIAGNOSIS >
B1023 PASSENGER AIR BAG OFF INDICATOR
B1023 PASSENGER AIR BAG OFF INDICATOR
DescriptionINFOID:0000000005147837
DTC B1023 FRONT PASSENGER AIR BAG OFF INDICATOR
The front passenger air bag off indicator is wired to the air bag diagnosis sensor unit. The air bag diagnosis
sensor unit monitors the front passenger air bag off indicator and circuit for failures.
PA R T L O C AT I O N
Refer to SRC-7, "SRS Component Parts Location".
DTC LogicINFOID:0000000005147838
DTC DETECTION LOGIC
With CONSULT-lll
Without CONSULT-lll
DTC CONFIRMATION PROCEDURE (With CONSULT-lll)
1.INSPECTION START
Turn ignition switch ON.
>> GO TO 2.
2.CHECK SELF-DIAG RESULT
Check for the DTC on CONSULT-lll.
Is the DTC detected?
YES >> Refer to SRC-65, "Diagnosis Procedure (Component Diagnosis)".
NO >> Inspection End.
DTC CONFIRMATION PROCEDURE (Without CONSULT-lll)
NOTE:
SRS will not enter diagnosis mode if no malfunction is detected in user mode.
1.IGNITION SWITCH
Turn ignition switch ON.
CONSULT-III name DTC DTC detecting condition Repair order
PASS A/B INDCTR CKT B1023 Front passenger air bag off indicator is
malfunctioning.
1. Visually check the wiring harness connection.
2. Replace the harness if it has visible damage.
3. Replace the front passenger air bag off indi-
cator.
4. Replace the air bag diagnosis sensor unit.
5. Replace the related harness.
WHIA0212E
Revision: April 20092010 QX56

B1023 PASSENGER AIR BAG OFF INDICATORSRC-65
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>> GO TO 2
2.IGNITION SWITCH
After air bag warning lamp lights for 7 seconds, turn ignition switch OFF within 1 second.
>> GO TO 3
3.WAIT TIME
Wait more than 3 seconds.
>> GO TO 4
4.REPEAT STEPS
Repeat steps 1 to 3 twice.
>> GO TO 5
5.IGNITION SWITCH
Turn ignition switch ON.
>> GO TO 6
6.DIAGNOSTIC MODE
SRS system is now in diagnostic mode and AIR BAG warning lamp flashes. Refer to SRC-84, "
Trouble Diag-
nosis without CONSULT-III".
>> END
Diagnosis Procedure (C omponent Diagnosis)INFOID:0000000005147839
Recheck SRS after each replacement.
1.HARNESS CONNECTOR
Is there any visible damage to the connector?
YES or NO
YES >> Replace the harness.
NO >> GO TO 2
2.WIRING HARNESS
Is there any visible damage to the harness?
YES or NO
YES >> Replace the harness.
NO >> GO TO 3
3.FRONT PASSENGER AIR BAG OFF INDICATOR
Replace the front passenger air bag off indicator. Refer to IP-15, "
Removal and Installation".
>> GO TO 4
4.AIR BAG DIAGNOSIS SENSOR UNIT
Replace the air bag diagnosis sensor unit. Refer to SR-17, "
Removal and Installation".
>> GO TO 5
5.RELATED HARNESS
Replace the related harness.
Revision: April 20092010 QX56

B1017 – B1022 OCCUPANT CLASSIFICATION SYSTEM
SRC-67
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B1017 – B1022 OCCUPANT CLASSIFICATION SYSTEM
DescriptionINFOID:0000000005147840
DTC B1017 – B1022 OCCUPANT CL ASSIFICATION SYSTEM (OCS)
The OCS control unit is wired to the air bag diagnosis sensor unit. The air bag diagnosis sensor unit will mon-
itor the OCS for failures and interuptions in communication between the OCS control unit and the air bag
diagnosis sensor unit.
PA R T L O C AT I O N
Refer to SRC-7, "SRS Component Parts Location".
DTC LogicINFOID:0000000005147841
DTC DETECTION LOGIC
With CONSULT-lll
Without CONSULT-lll
DTC CONFIRMATION PROCEDURE (With CONSULT-lll)
1.INSPECTION START
Turn ignition switch ON.
>> GO TO 2.
CONSULT-III name DTC DTC detecting condition Repair order
OCCUPANT SENS C/U [UNIT FAIL] B1017 The OCS control unit is malfunctioning. 1. Replace the RH front seat cushion assembly.
Do not disassemble the seat cushion assem-
bly.
B1020
B1021
OCCUPANT SENS [UNIT FAIL] B1018The OCS sensor is malfunctioning.
BELT TENSION SENS [UNIT FAIL] B1019The belt tension sensor is malfunctioning. 1. Visually check the wiring harness connection.
2. Replace the harness if it has visible damage.
3. Replace the RH front seat belt assembly.
4. Replace the RH front seat cushion assembly. Do not disassemble the seat cushion assem-
bly.
5. Replace the related harness.
OCCUPANT SENS C/U [COMM FAIL] B1022Communication between the OCS control
unit and the air bag diagnosis sensor unit is
interrupted.
1. Visually check the wiring harness connection.
2. Replace the harness if it has visible damage.
3. Replace the RH front seat cushion assembly.
Do not disassemble the seat cushion assem-
bly.
4. Replace the air bag diagnosis sensor unit.
5. Replace the related harness.
WHIA0211E
Revision: April 20092010 QX56

B1017 – B1022 OCCUPANT CLASSIFICATION SYSTEM
SRC-69
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3.WIRING HARNESS
Is there any visible damage to the harness?
YES or NO
YES >> Replace the harness.
NO >> GO TO 4
4.DTC
Does CONSULT-III indicate B1022?
YES or NO
YES >> GO TO 6
NO >> GO TO 5
5.REPLACE RH FRONT SEAT BELT ASSEMBLY
Replace the RH front seat belt assembly.
>> GO TO 6
6.REPLACE RH FRONT SEAT CUSHION ASSEMBLY
Replace the RH front seat cushion assembly. Refer to SR-19, "
Removal and Installation".
>> GO TO 7
7.AIR BAG DIAGNOSIS SENSOR UNIT
Replace the air bag diagnosis sensor unit. Refer to SR-17, "
Removal and Installation".
>> END.
Revision: April 20092010 QX56