Infiniti QX56 (JA60). Manual - part 899

B1182 - B1185 SEAT BELT BUCKLE PRE-TENSIONER LH

SRC-47

< COMPONENT DIAGNOSIS >

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B1182 - B1185 SEAT BELT BUCKLE PRE-TENSIONER LH

Description

INFOID:0000000005147819

DTC B1182 – B1185 SEAT BELT BUCKLE PRE-TENSIONER LH

The seat belt buckle pre-tensioner LH is wired to the air bag diagnosis sensor unit.  The air bag diagnosis sen-

sor unit will monitor for opens and shorts in detected lines to the seat belt buckle pre-tensioner LH.

PART LOCATION

Refer to 

SRC-7, "SRS Component Parts Location"

.

DTC Logic

INFOID:0000000005147820

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-48, "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

CONSULT-III name

DTC

DTC detecting condition

Repair order

PRE-TEN2 FRONT LH 

[OPEN]

B1182

LH seat belt buckle pre-tensioner circuit is 
open.

1.

Visually check the wiring harness connection.

2.

Replace the harness if it has visible damage.

3.

Replace the front LH seat belt buckle pre-ten-
sioner.

4.

Replace the air bag diagnosis sensor unit.

5.

Replace the related harness.

PRE-TEN2 FRONT LH 

[VB-SHORT]

B1183

LH seat belt buckle pre-tensioner circuit is 
shorted to a power supply circuit.

PRE-TEN2 FRONT LH 

[GND-SHORT]

B1184

LH seat belt buckle pre-tensioner circuit is 
shorted to ground.

PRE-TEN2 FRONT LH 

[SHORT]

B1185

LH seat belt buckle pre-tensioner circuits 
are shorted to each other.

WHIA0251E

SRC-48

< COMPONENT DIAGNOSIS >

B1182 - B1185 SEAT BELT BUCKLE PRE-TENSIONER LH

Turn ignition switch ON.

>> 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 (Component Diagnosis)

INFOID:0000000005147821

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 LH SEAT BELT BUCKLE PRE-TENSIONER

Replace the front LH seat belt buckle pre-tensioner.  Refer to 

SR-16, "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

B1182 - B1185 SEAT BELT BUCKLE PRE-TENSIONER LH

SRC-49

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Replace the related harness.

>> END

SRC-50

< COMPONENT DIAGNOSIS >

B1177 - B1180 SEAT BELT BUCKLE PRE-TENSIONER RH

B1177 - B1180 SEAT BELT BUCKLE PRE-TENSIONER RH

Description

INFOID:0000000005147822

DTC B1177 – B1180 SEAT BELT BUCKLE PRE-TENSIONER RH

The seat belt buckle pre-tensioner RH is wired to the air bag diagnosis sensor unit.  The air bag diagnosis sen-

sor unit will monitor for opens and shorts in detected lines to the seat belt buckle pre-tensioner RH.

PART LOCATION

Refer to 

SRC-7, "SRS Component Parts Location"

.

DTC Logic

INFOID:0000000005147823

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-51, "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

CONSULT-III name

DTC

DTC detecting condition

Repair order

PRE-TEN2 FRONT RH 

[OPEN]

B1177

RH seat belt buckle pre-tensioner circuit is 
open.

1.

Visually check the wiring harness connection.

2.

Replace the harness if it has visible damage.

3.

Replace the front RH seat belt buckle pre-ten-
sioner.

4.

Replace the air bag diagnosis sensor unit.

5.

Replace the related harness.

PRE-TEN2 FRONT RH 

[VB-SHORT]

B1178

RH seat belt buckle pre-tensioner circuit is 
shorted to a power supply circuit.

PRE-TEN2 FRONT RH 

[GND-SHORT]

B1179

RH seat belt buckle pre-tensioner circuit is 
shorted to ground.

PRE-TEN2 FRONT RH 

[SHORT]

B1180

RH seat belt buckle pre-tensioner circuits 
are shorted to each other.

WHIA0250E