Nissan Leaf. Manual - part 1116

B0029 SIDE CURTAIN AIR BAG MODULE RH

SRC-65

< DTC/CIRCUIT DIAGNOSIS >

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Can the DTC be erased?

YES

>> Inspection End.

NO

>> Refer to 

SRC-65, "Diagnosis Procedure"

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DTC CONFIRMATION PROCEDURE (Without CONSULT)

1.

CHECK SELF-DIAG RESULT

1. Turn ignition switch ON.

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

SRC-11, "On Board Diagnosis Function"

.

NOTE:

SRS will not enter diagnosis mode if no malfunction is detected in user mode.
Is the DTC detected?

YES

>> Refer to 

SRC-65, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000010876988

1.

HARNESS CONNECTOR

Visually inspect all applicable harness connectors for the following:

• Visible damage to connector or terminal

• Loose terminal

• Poor connection

NOTE:

All harness connectors should be inspected from the air bag diagnosis sensor unit to the end component

(including any in-line connectors).

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Perform one of the following repairs:

• Visible damage: Replace the harness.

• Loose terminal: Secure the terminal.

• Poor connection: Secure the connection.

2.

CONFIRM DTC

1. Reconnect all harness connectors.

2. Turn ignition switch ON.

3. Check for DTC using CONSULT.
Is DTC still current?

YES

>> GO TO 3.

NO

>> Refer to 

GI-53, "Intermittent Incident"

.

3.

WIRING HARNESS

Check the wiring harness for visible damage.

NOTE:

The entire wiring harness should be inspected from the air bag diagnosis sensor unit to the end component

(including any in-line connectors).
Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace the harness.

4.

CONFIRM DTC

1. Reconnect all harness connectors.

2. Turn ignition switch ON.

3. Check for DTC using CONSULT.
Is DTC still current?

YES

>> GO TO 5.

NO

>> Refer to 

GI-53, "Intermittent Incident"

.

5.

AIR BAG DIAGNOSIS SENSOR UNIT

SRC-66

< DTC/CIRCUIT DIAGNOSIS >

B0029 SIDE CURTAIN AIR BAG MODULE RH

1. Replace the air bag diagnosis sensor unit. Refer to 

SR-38, "Removal and Installation"

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2. Turn ignition switch ON.

3. Check for DTC using CONSULT.
Is DTC still current?

YES

>> GO TO 6.

NO

>> Clear DTC. Inspection End.

6.

SIDE CURTAIN AIR BAG MODULE RH

1. Replace the side curtain air bag module RH. Refer to 

SR-29, "Removal and Installation"

.

2. Turn ignition switch ON.

3. Check for DTC using CONSULT.
Is DTC still current?

YES

>> GO TO 7.

NO

>> Clear DTC. Inspection End.

7.

RELATED HARNESS

Replace the related harness.

>> END

B0091 FRONT SIDE AIR BAG SATELLITE SENSOR LH

SRC-67

< DTC/CIRCUIT DIAGNOSIS >

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B0091 FRONT SIDE AIR BAG SATELLITE SENSOR LH

Description

INFOID:0000000010876989

DTC B0091 FRONT SATELLITE SENSOR LH

The front side air bag satellite sensor LH is wired to the air bag diagnosis sensor unit. The air bag diagnosis

sensor unit will monitor the front side air bag satellite sensor LH for internal failures and its circuits for commu-

nication errors.

PART LOCATION

Refer to 

SRC-6, "Component Parts Location"

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DTC Description

INFOID:0000000010876990

DTC DETECTION LOGIC

POSSIBLE CAUSE

[B0091–11]

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

• Internal malfunction of B-pillar satellite sensor LH

• Internal malfunction of air bag diagnosis sensor unit

[B0091–23, B0091–24, B0091–25, B0091–28]

• Internal malfunction of B-pillar satellite sensor LH

• Internal malfunction of air bag diagnosis sensor unit

[B0091–81, B0091–93]

• Connection malfunction of harness or connector

• Internal malfunction of B-pillar satellite sensor LH

• Internal malfunction of air bag diagnosis sensor unit

[B0091–86]

• Air bag diagnosis sensor unit and B-pillar satellite sensor LH is different from the part specified

[B0091–88]

• Connection malfunction or open circuit of harness and connector

• Internal malfunction of B-pillar satellite sensor LH

• Internal malfunction of air bag diagnosis sensor unit

FAIL-SAFE

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DTC CONFIRMATION PROCEDURE (With CONSULT)

1.

CHECK SELF-DIAG RESULT

1. Turn ignition switch ON.

DTC

CONSULT screen items

(Trouble diagnosis content)

DTC detecting condition

B0091–11

B-PILLAR SAT SEN LH 
[Left Side Restraints 
Sensor 1 (Subfault)]

[GND-SHORT]

B-pillar satellite sensor LH circuit is shorted to ground

B0091–23

[LOWER LIMIT ERR]

Lower limit value malfunction of B-pillar satellite sensor LH

B0091–24

[UPPER LIMIT ERR]

Upper limit value malfunction of B-pillar satellite sensor LH

B0091–25

[SELF-DIAG ERR]

Diagnosis malfunction of B-pillar satellite sensor LH

B0091–28

[OFFSET ERR]

Offset malfunction of B-pillar satellite sensor LH

B0091–81

[COMM ERR]

Communication malfunction of B-pillar satellite sensor LH

B0091–86

[UNMATCH]

B-pillar satellite sensor LH is out of the specified specification

B0091–88

[OPEN]

B-pillar satellite sensor LH circuit is open

B0091–93

[RESET]

Reset malfunction of B-pillar satellite sensor LH

SRC-68

< DTC/CIRCUIT DIAGNOSIS >

B0091 FRONT SIDE AIR BAG SATELLITE SENSOR LH

2. Check for DTC using CONSULT.
Is the DTC detected?

YES (Current DTC)>>Refer to 

SRC-68, "Diagnosis Procedure"

.

YES (Past DTC)>>GO TO 2.

NO

>> Inspection End.

2.

ERASE SELF-DIAG RESULT

Erase the DTC using CONSULT.
Can the DTC be erased?

YES

>> Inspection End.

NO

>> Refer to 

SRC-68, "Diagnosis Procedure"

.

DTC CONFIRMATION PROCEDURE (Without CONSULT)

1.

CHECK SELF-DIAG RESULT

1. Turn ignition switch ON.

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

SRC-11, "On Board Diagnosis Function"

.

NOTE:

SRS will not enter diagnosis mode if no malfunction is detected in user mode.
Is the DTC detected?

YES

>> Refer to 

SRC-68, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000010876991

1.

HARNESS CONNECTOR

Visually inspect all applicable harness connectors for the following:

• Visible damage to connector or terminal

• Loose terminal

• Poor connection

NOTE:

All harness connectors should be inspected from the air bag diagnosis sensor unit to the end component

(including in-line connectors).

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Perform one of the following repairs:

• Visible damage: Replace the harness.

• Loose terminal: Secure the terminal.

• Poor connection: Secure the connection.

2.

CONFIRM DTC

1. Reconnect all harness connectors.

2. Turn ignition switch ON.

3. Check for DTC using CONSULT.
Is DTC still current?

YES

>> GO TO 3.

NO

>> Refer to 

GI-53, "Intermittent Incident"

.

3.

WIRING HARNESS

Check the wiring harness for visible damage.

NOTE:

The entire wiring harness should be inspected from the air bag diagnosis sensor unit to the end component

(including any in-line connectors).
Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace the harness.

4.

CONFIRM DTC