2011 INFINITI QX56 Factory Service Manual

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Page 4865 of 5598

INFINITI QX56 2011 Factory Service Manual
SRC-72
< DTC/CIRCUIT DIAGNOSIS >
B1065, B1070 PASSENGER AIR BAG MODULE
B1065, B1070 PASSENGER AIR BAG MODULE
DTC LogicINFOID:0000000006220006
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SE

SRC-72
< DTC/CIRCUIT DIAGNOSIS >
B1065, B1070 PASSENGER AIR BAG MODULE
B1065, B1070 PASSENGER AIR BAG MODULE
DTC LogicINFOID:0000000006220006
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAG RESULT
With CONSULT-III
1. Turn ignition switch ON.
2. Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT-III.
Without CONSULT-III
1. Turn ignition switch ON.
2. Check the air bag warning lamp status. Refer to SRC-14, "
On Board Diagnosis Function".
NOTE:
SRS does not enter the diagnosis mode if no malfunction is detected in the user mode.
Is malfunctioning part detected?
YES >> Refer to SRC-72, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000006220007
WARNING:
Before servicing, turn ignition sw itch OFF, disconnect battery negative terminal, and wait at least 3
minutes or more. (To discharge backup capacitor.)
Never use unspecified tester or other measuring device.
1.CHECK HARNESS CONNECTOR
Check the harness connector.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace harness connector.
2.CHECK WIRING HARNESS
Check the wiring harness externals.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Replace wiring harness.
3.REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
1. Replace air bag diagnosis sensor unit. Refer to SR-26, "
Removal and Installation".
2. Perform DTC confirmation procedure. Refer to SRC-72, "
DTC Logic".
Is DTC detected?
YES >> GO TO 4.
NO >> INSPECTION END
4.REPLACE PASSENGER AIR BAG MODULE
1. Replace passenger air bag module. Refer to SR-11, "
Removal and Installation"
2. Perform DTC confirmation procedure. Refer to SRC-72, "DTC Logic".
Is DTC detected?
YES >> GO TO 1.
DTC Display contents of
CONSULT-III DTC detecting condition Possible cause
B1065
B1070 ASSIST A/B MODULE
[OPEN]
Passenger air bag module circuit is open Disconnection of wiring harness and open
Malfunction in passenger air bag module
Malfunction in air bag diagnosis sensor unit
Revision: 2010 May2011 QX56

Page 4866 of 5598

INFINITI QX56 2011 Factory Service Manual
B1065, B1070 PASSENGER AIR BAG MODULESRC-73
< DTC/CIRCUIT DIAGNOSIS >
C
DE
F
G
I
J
K L
M A
B
SRC
N
O P
NO >> INSPECTION END
Revision: 2010 May2011 QX56

Page 4867 of 5598

INFINITI QX56 2011 Factory Service Manual
SRC-74
< DTC/CIRCUIT DIAGNOSIS >
B1066, B1071 PASSENGER AIR BAG MODULE
B1066, B1071 PASSENGER AIR BAG MODULE
DTC LogicINFOID:0000000006220008
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SE

SRC-74
< DTC/CIRCUIT DIAGNOSIS >
B1066, B1071 PASSENGER AIR BAG MODULE
B1066, B1071 PASSENGER AIR BAG MODULE
DTC LogicINFOID:0000000006220008
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAG RESULT
With CONSULT-III
1. Turn ignition switch ON.
2. Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT-III.
Without CONSULT-III
1. Turn ignition switch ON.
2. Check the air bag warning lamp status. Refer to SRC-14, "
On Board Diagnosis Function".
NOTE:
SRS does not enter the diagnosis mode if no malfunction is detected in the user mode.
Is malfunctioning part detected?
YES >> Refer to SRC-74, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000006220009
WARNING:
Before servicing, turn ignition sw itch OFF, disconnect battery negative terminal, and wait at least 3
minutes or more. (To discharge backup capacitor.)
Never use unspecified tester or other measuring device.
1.CHECK HARNESS CONNECTOR
Check the harness connector.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace harness connector.
2.CHECK WIRING HARNESS
Check the wiring harness externals.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Replace wiring harness.
3.REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
1. Replace air bag diagnosis sensor unit. Refer to SR-26, "
Removal and Installation".
2. Perform DTC confirmation procedure. Refer to SRC-74, "
DTC Logic".
Is DTC detected?
YES >> GO TO 4.
NO >> INSPECTION END
4.REPLACE PASSENGER AIR BAG MODULE
1. Replace passenger air bag module. Refer to SR-11, "
Removal and Installation".
2. Perform DTC confirmation procedure. Refer to SRC-74, "
DTC Logic".
Is DTC detected?
YES >> GO TO 1.
DTC Display contents of CON-
SULT-III DTC detecting condition Possible cause
B1066
B1071 ASSIST A/B MODULE
[VB-SHORT] Passenger air bag module circuit is
shorted to power supply circuit Disconnection of wiring harness and short
Malfunction in passenger air bag module
Malfunction in air bag diagnosis sensor unit
Revision: 2010 May2011 QX56

Page 4868 of 5598

INFINITI QX56 2011 Factory Service Manual
B1066, B1071 PASSENGER AIR BAG MODULESRC-75
< DTC/CIRCUIT DIAGNOSIS >
C
DE
F
G
I
J
K L
M A
B
SRC
N
O P
NO >> INSPECTION END
Revision: 2010 May2011 QX56

Page 4869 of 5598

INFINITI QX56 2011 Factory Service Manual
SRC-76
< DTC/CIRCUIT DIAGNOSIS >
B1067, B1072 PASSENGER AIR BAG MODULE
B1067, B1072 PASSENGER AIR BAG MODULE
DTC LogicINFOID:0000000006220010
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SE

SRC-76
< DTC/CIRCUIT DIAGNOSIS >
B1067, B1072 PASSENGER AIR BAG MODULE
B1067, B1072 PASSENGER AIR BAG MODULE
DTC LogicINFOID:0000000006220010
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAG RESULT
With CONSULT-III
1. Turn ignition switch ON.
2. Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT-III.
Without CONSULT-III
1. Turn ignition switch ON.
2. Check the air bag warning lamp status. Refer to SRC-14, "
On Board Diagnosis Function".
NOTE:
SRS does not enter the diagnosis mode if no malfunction is detected in the user mode.
Is malfunctioning part detected?
YES >> Refer to SRC-76, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000006220011
WARNING:
Before servicing, turn ignition sw itch OFF, disconnect battery negative terminal, and wait at least 3
minutes or more. (To discharge backup capacitor.)
Never use unspecified tester or other measuring device.
1.CHECK HARNESS CONNECTOR
Check the harness connector.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace harness connector.
2.CHECK WIRING HARNESS
Check the wiring harness externals.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Replace wiring harness.
3.REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
1. Replace air bag diagnosis sensor unit. Refer to SR-26, "
Removal and Installation".
2. Perform DTC confirmation procedure. Refer to SRC-76, "
DTC Logic".
Is DTC detected?
YES >> GO TO 4.
NO >> INSPECTION END
4.REPLACE PASSENGER AIR BAG MODULE
1. Replace passenger air bag module. Refer to SR-17, "
Removal and Installation"
2. Perform DTC confirmation procedure. Refer to SRC-76, "DTC Logic".
Is DTC detected?
YES >> GO TO 1.
DTC Display contents of
CONSULT-III DTC detecting condition Possible cause
B1067
B1072 ASSIST A/B MODULE
[GND-SHORT] Passenger air bag module circuit is
shorted to ground Disconnection of wiring harness and short
Malfunction in passenger air bag module
Malfunction in air bag diagnosis sensor unit
Revision: 2010 May2011 QX56

Page 4870 of 5598

INFINITI QX56 2011 Factory Service Manual
B1067, B1072 PASSENGER AIR BAG MODULESRC-77
< DTC/CIRCUIT DIAGNOSIS >
C
DE
F
G
I
J
K L
M A
B
SRC
N
O P
NO >> INSPECTION END
Revision: 2010 May2011 QX56

Page 4871 of 5598

INFINITI QX56 2011 Factory Service Manual
SRC-78
< DTC/CIRCUIT DIAGNOSIS >
B1068, B1073 PASSENGER AIR BAG MODULE
B1068, B1073 PASSENGER AIR BAG MODULE
DTC LogicINFOID:0000000006220012
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SE

SRC-78
< DTC/CIRCUIT DIAGNOSIS >
B1068, B1073 PASSENGER AIR BAG MODULE
B1068, B1073 PASSENGER AIR BAG MODULE
DTC LogicINFOID:0000000006220012
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAG RESULT
With CONSULT-III
1. Turn ignition switch ON.
2. Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT-III.
Without CONSULT-III
1. Turn ignition switch ON.
2. Check the air bag warning lamp status. Refer to SRC-14, "
On Board Diagnosis Function".
NOTE:
SRS does not enter the diagnosis mode if no malfunction is detected in the user mode.
Is malfunctioning part detected?
YES >> Refer to SRC-78, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000006220013
WARNING:
Before servicing, turn ignition sw itch OFF, disconnect battery negative terminal, and wait at least 3
minutes or more. (To discharge backup capacitor.)
Never use unspecified tester or other measuring device.
1.CHECK HARNESS CONNECTOR
Check the harness connector.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace harness connector.
2.CHECK WIRING HARNESS
Check the wiring harness externals.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Replace wiring harness.
3.REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
1. Replace air bag diagnosis sensor unit. Refer to SR-26, "
Removal and Installation".
2. Perform DTC confirmation procedure. Refer to SRC-78, "
DTC Logic".
Is DTC detected?
YES >> GO TO 4.
NO >> INSPECTION END
4.REPLACE PASSENGER AIR BAG MODULE
1. Replace passenger air bag module. Refer to SR-17, "
Removal and Installation"
2. Perform DTC confirmation procedure. Refer to SRC-78, "DTC Logic".
Is DTC detected?
YES >> GO TO 1.
DTC Display contents of
CONSULT-III DTC detecting condition Possible cause
B1068
B1073 ASSIST A/B MODULE
[SHORT] Passenger air bag module circuits are
shorted to each other Disconnection of wiring harness and short
Malfunction in passenger air bag module
Malfunction in air bag diagnosis sensor unit
Revision: 2010 May2011 QX56

Page 4872 of 5598

INFINITI QX56 2011 Factory Service Manual
B1068, B1073 PASSENGER AIR BAG MODULESRC-79
< DTC/CIRCUIT DIAGNOSIS >
C
DE
F
G
I
J
K L
M A
B
SRC
N
O P
NO >> INSPECTION END
Revision: 2010 May2011 QX56

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