2011 INFINITI QX56 belt

B1180 LAP PRE-TENSIONER RHSRC-151
< DTC/CIRCUIT DIAGNOSIS >
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B1180 LAP PRE-TENSIONER RH
DTC LogicINFOID:0000000006220098
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSTIC 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 diagnosis mode if no malfunction is detected in user mode.
Is malfunctioning part detected?
YES >> Refer to SRC-151, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000006220099
WARNING:
 Before servicing, turn ignition sw itch OFF, disconnect battery negative terminal and wait at least 3
minutes. (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 LAP PRE-TENSIONER LH
1. Replace lap pre-tensioner LH. Refer to SB-6, "
SEAT BELT RETRACTOR : Removal and Installation".
2. Perform DTC confirmation procedure. Refer to SRC-151, "
DTC Logic".
Is DTC detected?
YES >> GO TO 4.
NO >> INSPECTION END
4.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-151, "
DTC Logic".
Is DTC detected?
YES >> GO TO 1.
NO >> INSPECTION END
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B1185 PRE-TEN2 FRONT LH [SHORT] Lap pre-tensioner LH circuit are shorted
to each other  Harness or connectors
(Lap pre-tensioner circuit is shorted.)
 Malfunction in lap pre-tensioner LH
 Malfunction in air bag diagnosis sensor unit
Revision: 2010 May2011 QX56

SRC-152
< DTC/CIRCUIT DIAGNOSIS >
B1182 LAP PRE-TENSIONER LH
B1182 LAP PRE-TENSIONER LH
DTC LogicINFOID:0000000006220100
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSTIC 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 diagnosis mode if no malfunction is detected in user mode.
Is malfunctioning part detected?
YES >> Refer to SRC-148, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000006220101
WARNING:
 Before servicing, turn ignition sw itch OFF, disconnect battery negative terminal and wait at least 3
minutes. (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 LAP PRE-TENSIONER LH
1. Replace lap pre-tensioner LH. Refer to SB-6, "
SEAT BELT RETRACTOR : Removal and Installation".
2. Perform DTC confirmation procedure. Refer to SRC-148, "
DTC Logic".
Is DTC detected?
YES >> GO TO 4.
NO >> INSPECTION END
4.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-148, "
DTC Logic".
Is DTC detected?
YES >> GO TO 1.
NO >> INSPECTION END
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B1182 PRE-TEN2 FRONT LH [OPEN] Lap pre-tensioner LH circuit is open  Harness or connectors
(Lap pre-tensioner circuit is open.)
 Malfunction in lap pre-tensioner LH
 Malfunction in air bag diagnosis sensor unit
Revision: 2010 May2011 QX56

B1183 LAP PRE-TENSIONER LHSRC-153
< DTC/CIRCUIT DIAGNOSIS >
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B1183 LAP PRE-TENSIONER LH
DTC LogicINFOID:0000000006220102
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSTIC 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 diagnosis mode if no malfunction is detected in user mode.
Is malfunctioning part detected?
YES >> Refer to SRC-149, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000006220103
WARNING:
 Before servicing, turn ignition sw itch OFF, disconnect battery negative terminal and wait at least 3
minutes. (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 LAP PRE-TENSIONER LH
1. Replace lap pre-tensioner LH. Refer to SB-6, "
SEAT BELT RETRACTOR : Removal and Installation".
2. Perform DTC confirmation procedure. Refer to SRC-149, "
DTC Logic".
Is DTC detected?
YES >> GO TO 4.
NO >> INSPECTION END
4.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-149, "
DTC Logic".
Is DTC detected?
YES >> GO TO 1.
NO >> INSPECTION END
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B1183 PRE-TEN2 FRONT LH [VB-SHORT] Lap pre-tensioner LH circuit is shorted
to some power supply circuit  Harness or connectors
(Lap pre-tensioner circuit is shorted.)
 Malfunction in lap pre-tensioner LH
 Malfunction in air bag diagnosis sensor unit
Revision: 2010 May2011 QX56

SRC-154
< DTC/CIRCUIT DIAGNOSIS >
B1184 LAP PRE-TENSIONER LH
B1184 LAP PRE-TENSIONER LH
DTC LogicINFOID:0000000006220104
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSTIC 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 diagnosis mode if no malfunction is detected in user mode.
Is malfunctioning part detected?
YES >> Refer to SRC-150, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000006220105
WARNING:
 Before servicing, turn ignition sw itch OFF, disconnect battery negative terminal and wait at least 3
minutes. (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 LAP PRE-TENSIONER LH
1. Replace lap pre-tensioner LH. Refer to SB-6, "
SEAT BELT RETRACTOR : Removal and Installation".
2. Perform DTC confirmation procedure. Refer to SRC-150, "
DTC Logic".
Is DTC detected?
YES >> GO TO 4.
NO >> INSPECTION END
4.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-150, "
DTC Logic".
Is DTC detected?
YES >> GO TO 1.
NO >> INSPECTION END
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B1184 PRE-TEN2 FRONT LH [GND-SHORT] Lap pre-tensioner LH circuit is shorted to
ground  Harness or connectors
(Lap pre-tensioner circuit is shorted.)
 Malfunction in lap pre-tensioner LH
 Malfunction in air bag diagnosis sensor unit
Revision: 2010 May2011 QX56

B1185 LAP PRE-TENSIONER LHSRC-155
< DTC/CIRCUIT DIAGNOSIS >
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B1185 LAP PRE-TENSIONER LH
DTC LogicINFOID:0000000006220106
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSTIC 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 diagnosis mode if no malfunction is detected in user mode.
Is malfunctioning part detected?
YES >> Refer to SRC-151, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000006220107
WARNING:
 Before servicing, turn ignition sw itch OFF, disconnect battery negative terminal and wait at least 3
minutes. (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 LAP PRE-TENSIONER LH
1. Replace lap pre-tensioner LH. Refer to SB-6, "
SEAT BELT RETRACTOR : Removal and Installation".
2. Perform DTC confirmation procedure. Refer to SRC-151, "
DTC Logic".
Is DTC detected?
YES >> GO TO 4.
NO >> INSPECTION END
4.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-151, "
DTC Logic".
Is DTC detected?
YES >> GO TO 1.
NO >> INSPECTION END
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B1185 PRE-TEN2 FRONT LH [SHORT] Lap pre-tensioner LH circuit are shorted
to each other  Harness or connectors
(Lap pre-tensioner circuit is shorted.)
 Malfunction in lap pre-tensioner LH
 Malfunction in air bag diagnosis sensor unit
Revision: 2010 May2011 QX56

SRC-174
< DTC/CIRCUIT DIAGNOSIS >
B1209 FRONTAL COLLISION DETECTION
B1209 FRONTAL COLLISION DETECTION
DescriptionINFOID:0000000006220128
The air bags and seat belt pre-tensioners for driver and passenger are activated by the air bag diagnosis sen-
sor unit signal transmitted at the time of the frontal collision.
DTC LogicINFOID:0000000006220129
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-174, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000006220130
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.PERFORM COLLISION DIAGNOSIS
Perform collision diagnosis.Refer to SR-5, "
FOR FRONTAL COLLISION : When SRS is activated in a colli-
sion" or SR-6, "FOR FRONTAL COLLISION : When SRS is not activated in a collision".
Is collision diagnosis complete?
YES >> GO TO 2.
NO >> INSPECTION END
2.FINAL INSPECTION
Perform “AIR BAG” Self Diagnostic Result.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Perform diagnosis of applicable DTC.Refer to SRC-22, "
DTCIndex".
DTCDisplay contents of
CONSULT-III DTC detecting condition Possible cause
B1209 FRONTAL COLLI-
SION DETECTION Seat belt pre-tensioner, driver side air bag and passen-
ger air bag are deployed
—
Revision: 2010 May2011 QX56

SRC-176
< DTC/CIRCUIT DIAGNOSIS >
B1211 ROLLOVER DETECTION
B1211 ROLLOVER DETECTION
DescriptionINFOID:0000000006220134
The seat belt pre-tensioner, door-mounted curtain air bag and pop-up roll bar are activated by the air bag diag-
nosis sensor unit signal at the time of rollover.
DTC LogicINFOID:0000000006220135
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAG RESULT
With CONSULT-III
1. Turn ignition switch ON.
2. Perform “AIR BAG” Self Diagnostic Result.
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-176, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000006220136
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.PERFORM COLLISION DIAGNOSIS
Perform collision diagnosis.Refer to SR-7, "
FOR SIDE AND ROLLOVER COLLISI ON : When SRS is activated
in a collision" or SR-8, "FOR SIDE AND ROLLOVER COLLISION : When SRS is not activated in a collision".
Iscollision diagnosis complete?
YES >> GO TO 2.
NO >> INSPECTION END
2.FINAL INSPECTION
Perform “AIR BAG” Self Diagnostic Result.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Peform diagnosis of applicable DTC.Refer to SRC-22, "
DTCIndex".
DTCDisplay contents of
CONSULT-III DTC detecting condition Possible cause
B1211 ROLLOVER DETECTION Seat belt pre-tensioner and curtain air bag module are
deployed because of rollover detection —
Revision: 2010 May2011 QX56

SRS AIR BAG WARNING LAMP DOES NOT TURN OFF
SRC-193
< SYMPTOM DIAGNOSIS >
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SYMPTOM DIAGNOSIS
SRS AIR BAG WARNING LAMP DOES NOT TURN OFF
Diagnosis ProcedureINFOID:0000000006220157
1.CHECK AIR BAG MODULE AND SEAT BELT PRE-TENSIONER
Check the deployment of air bag m odule and seat belt pre-tensioner.
Is air bag module deployed?
YES >> Replace the malfunctioning parts.
NO >> GO TO 2.
2.CHECK AIR BAG FUSE
Check 10 A fuse [No.2, located in fuse block (J/B)].
Is the inspection result normal?
YES >> GO TO 3.
NO >> Replace the fuse.
3.CHECK HARNESS CONNECTOR
Check the harness connector.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Replace harness connectors.
4.CHECK WIRING HARNESS
Check the wiring harness externals.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace wiring harness.
5.REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
1. Replace air bag diagnosis sensor unit. Refer to SR-26, "
Removal and Installation".
2. Check air bag warning lamp operation.
Is the inspection result normal?
YES >> INSPECTION END
NO >> GO TO 6.
6.REPLACE COMBINATION METER
1. Replace combination meter. Refer to MWI-85, "
Removal and Installation".
2. Check air bag warning lamp operation.
Is the inspection result normal?
YES >> INSPECTION END
NO >> GO TO 1.
Revision: 2010 May2011 QX56