Nissan Juke F15. Manual — part 1179

B1430 SEAT BELT PRE-TENSIONER

SRC-81

< DTC/CIRCUIT DIAGNOSIS >

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B1430 SEAT BELT PRE-TENSIONER

DTC Description

INFOID:0000000012199636

DTC DETECTION LOGIC

POSSIBLE CAUSE

[B1430–09, B1430–1A]

• Connection malfunction or short circuit of harness and connector

• Internal malfunction of seat belt pre-tensioner LH

• Internal malfunction of air bag diagnosis sensor unit

[B1430–11]

• Connection malfunction or short circuit to ground of harness and connector

• Internal malfunction of seat belt pre-tensioner LH

• Internal malfunction of air bag diagnosis sensor unit

[B1430–12]

• Connection malfunction or short circuit to power supply of harness and connector

• Internal malfunction of seat belt pre-tensioner LH

• Internal malfunction of air bag diagnosis sensor unit

[B1430–13]

• Connection malfunction or open circuit of harness and connector

• Internal malfunction of seat belt pre-tensioner LH

• Internal malfunction of air bag diagnosis sensor unit

FAIL-SAFE

—

DTC CONFIRMATION PROCEDURE

1.

CHECK SELF-DIAG RESULT

With CONSULT

1. Turn ignition switch ON.

2. Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT.

Without CONSULT

1. Turn ignition switch ON.

2. Check the air bag warning lamp status. Refer to

SRC-10, "On Board Diagnosis Function"

.

DTC

CONSULT screen items

(Trouble diagnosis content)

DTC detecting condition

B1430–09

PRE-TEN FRONT LH
[front seat belt pre-tensioner
squib left hand component fail-
ures (cross connection)]

[SHORT]

Seat belt pre-tensioner LH circuits are shorted to each other

B1430–11

PRE-TEN FRONT LH
(front seat belt pre-tensioner
squib left hand circuit short to
GND)

[GND-SHORT]

Seat belt pre-tensioner LH circuit is shorted to ground

B1430–12

PRE-TEN FRONT LH
(front seat belt pre-tensioner
squib left hand circuit short to
battery)

[VB-SHORT]

Seat belt pre-tensioner LH circuit is shorted to power supply circuit

B1430–13

PRE-TEN FRONT LH
(front seat belt pre-tensioner
squib left hand circuit)

[OPEN]

Seat belt pre-tensioner LH circuit is open

B1430–1A

PRE-TEN FRONT LH
(front seat belt pre-tensioner
squib left hand circuit resistance
below threshold)

[SHORT]

Seat belt pre-tensioner LH circuits are shorted to each other

SRC-82

< DTC/CIRCUIT DIAGNOSIS >

B1430 SEAT BELT PRE-TENSIONER

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-82, "Diagnosis Procedure"

.

NO-1 >> To check malfunction symptom before repair: Refer to

GI-45, "Intermittent Incident"

.

NO-2 >> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000012199637

WARNING:

• Before servicing, turn ignition switch 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 for disconnection, looseness or damage.
Is the inspection result normal?

YES

>> GO TO 2.

NO–1 >> Damage: Replace malfunctioning harness and connector.

NO–2 >> Disconnection or looseness: Securely lock the connector.

2.

CHECK WIRING HARNESS

Check the wiring harness externals.
Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace malfunctioning harness and connector.

3.

REPLACE SEAT BELT PRE-TENSIONER LH

1. Replace seat belt pre-tensioner LH. Refer to

SR-31, "Removal and Installation"

.

2. Perform DTC confirmation procedure. Refer to

SRC-81, "DTC Description"

.

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-29, "Removal and Installation"

.

2. Perform DTC confirmation procedure. Refer to

SRC-81, "DTC Description"

.

Is DTC detected?

YES

>> GO TO 1.

NO

>> INSPECTION END

B1431 SEAT BELT PRE-TENSIONER

SRC-83

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

I

J

K

L

M

A

B

SRC

N

O

P

B1431 SEAT BELT PRE-TENSIONER

DTC Description

INFOID:0000000012199638

DTC DETECTION LOGIC

POSSIBLE CAUSE

[B1431–09, B1431–1A]

• Connection malfunction or short circuit of harness and connector

• Internal malfunction of seat belt pre-tensioner RH

• Internal malfunction of air bag diagnosis sensor unit

[B1431–11]

• Connection malfunction or short circuit to ground of harness and connector

• Internal malfunction of seat belt pre-tensioner RH

• Internal malfunction of air bag diagnosis sensor unit

[B1431–12]

• Connection malfunction or short circuit to power supply of harness and connector

• Internal malfunction of seat belt pre-tensioner RH

• Internal malfunction of air bag diagnosis sensor unit

[B1431–13]

• Connection malfunction or open circuit of harness and connector

• Internal malfunction of seat belt pre-tensioner RH

• Internal malfunction of air bag diagnosis sensor unit

FAIL-SAFE

—

DTC CONFIRMATION PROCEDURE

1.

CHECK SELF-DIAG RESULT

With CONSULT

1. Turn ignition switch ON.

2. Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT.

Without CONSULT

1. Turn ignition switch ON.

2. Check the air bag warning lamp status. Refer to

SRC-10, "On Board Diagnosis Function"

.

DTC

CONSULT screen items

(Trouble diagnosis content)

DTC detecting condition

B1431–09

PRE-TEN FRONT RH
[front seat belt pre-tensioner
squib right hand component
failures (cross connection)]

[SHORT]

Seat belt pre-tensioner RH circuits are shorted to each other

B1431–11

PRE-TEN FRONT RH
(front seat belt pre-tensioner
squib right hand circuit short
to GND)

[GND-SHORT]

Seat belt pre-tensioner RH circuit is shorted to ground

B1431–12

PRE-TEN FRONT RH
(front seat belt pre-tensioner
squib right hand circuit short
to battery)

[VB-SHORT]

Seat belt pre-tensioner RH circuit is shorted to power supply circuit

B1431–13

PRE-TEN FRONT RH
(front seat belt pre-tensioner
squib right hand circuit)

[OPEN]

Seat belt pre-tensioner RH circuit is open

B1431–1A

PRE-TEN FRONT RH
(front seat belt pre-tensioner
squib right hand circuit re-
sistance below threshold)

[SHORT]

Seat belt pre-tensioner RH circuits are shorted to each other

SRC-84

< DTC/CIRCUIT DIAGNOSIS >

B1431 SEAT BELT PRE-TENSIONER

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-84, "Diagnosis Procedure"

.

NO-1 >> To check malfunction symptom before repair: Refer to

GI-45, "Intermittent Incident"

.

NO-2 >> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000012199639

WARNING:

• Before servicing, turn ignition switch 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 for disconnection, looseness or damage.
Is the inspection result normal?

YES

>> GO TO 2.

NO–1 >> Damage: Replace malfunctioning harness and connector.

NO–2 >> Disconnection or looseness: Securely lock the connector.

2.

CHECK WIRING HARNESS

Check the wiring harness externals.
Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace malfunctioning harness and connector.

3.

REPLACE SEAT BELT PRE-TENSIONER RH

1. Replace seat belt pre-tensioner RH. Refer to

SR-31, "Removal and Installation"

.

2. Perform DTC confirmation procedure. Refer to

SRC-83, "DTC Description"

.

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-29, "Removal and Installation"

.

2. Perform DTC confirmation procedure. Refer to

SRC-83, "DTC Description"

.

Is DTC detected?

YES

>> GO TO 1.

NO

>> INSPECTION END