Nissan Note E12. Manual - part 589

B1089 SEAT BELT PRE-TENSIONER LH

SRC-61

< DTC/CIRCUIT DIAGNOSIS >

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

YES

>> GO TO 3.

NO

>> Refer to 

GI-41, "Intermittent Incident"

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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-41, "Intermittent Incident"

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5.

AIR BAG DIAGNOSIS SENSOR UNIT

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

SR-21, "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.

SEAT BELT PRE-TENSIONER LH

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

SR-23, "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 7.

NO

>> Clear DTC. Inspection End.

7.

RELATED HARNESS

Replace the related harness.

>> END

SRC-62

< DTC/CIRCUIT DIAGNOSIS >

B1209 FRONTAL COLLISION DETECTION

B1209 FRONTAL COLLISION DETECTION

Description

INFOID:0000000009461213

DTC B1209 FRONTAL COLLISION DETECTION

The air bag diagnosis sensor unit will set this DTC if it has detected a collision which has resulted in a deploy-

ment of one or more air bags or pre-tensioners. If this DTC is detected after a SRS repair, the air bag diagno-

sis sensor unit has not yet been replaced. This DTC can not be erased.

PART LOCATION

Refer to 

SRC-4, "Component Parts Location"

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DTC Logic

INFOID:0000000009461214

DTC DETECTION LOGIC 

With CONSULT

DTC CONFIRMATION PROCEDURE (With CONSULT)

1.

INSPECTION START

Turn ignition switch ON.

>> GO TO 2.

2.

CHECK SELF-DIAG RESULT

Check for the DTC on CONSULT.
Is the DTC detected?

YES

>> Refer to 

SRC-62, "Diagnosis Procedure"

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NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000009461215

Refer to 

SR-5, "For Frontal Collision"

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CONSULT name

DTC

DTC detecting condition

Repair order

FRONTAL COLLISION 

DETECTION

B1209

Driver and/or front passenger air bag mod-
ules are deployed.

Refer to 

SR-5, "For Frontal Collision"

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B1XXX AIR BAG DIAGNOSIS SENSOR UNIT

SRC-63

< DTC/CIRCUIT DIAGNOSIS >

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B1XXX AIR BAG DIAGNOSIS SENSOR UNIT

Description

INFOID:0000000009460138

DTC B1XXX AIR BAG DIAGNOSIS SENSOR UNIT

The air bag diagnosis sensor unit will run self diagnostics when the ignition switch is turned ON. It has the

potential to set many diagnostic trouble codes which will conform to the B1XXX format, but will not match any

other SRS diagnostic trouble codes. Refer to 

SRC-11, "CONSULT Function (AIR BAG)"

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DTC Logic

INFOID:0000000009460139

DTC DETECTION LOGIC 

With CONSULT

DTC CONFIRMATION PROCEDURE (With CONSULT)

1.

CHECK SELF-DIAG RESULT

1. Turn ignition switch ON.

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

YES (Current DTC)>>Refer to 

SRC-63, "Diagnosis Procedure"

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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-63, "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-9, "On Board Diagnosis Function"

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NOTE:

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

YES

>> Refer to 

SRC-63, "Diagnosis Procedure"

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NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000009460140

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).

DTC

Display contents of 

CONSULT

DTC detecting condition

Repair order

B1XXX

CONTROL UNIT

Air bag diagnosis sensor unit is malfunc-
tioning.

1.

Visually check the wiring harness connection.

2.

Replace the harness if it has visible damage.

3.

Replace the air bag diagnosis sensor unit.

4.

Replace the related harness.

SRC-64

< DTC/CIRCUIT DIAGNOSIS >

B1XXX AIR BAG DIAGNOSIS SENSOR UNIT

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-41, "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-41, "Intermittent Incident"

.

5.

AIR BAG DIAGNOSIS SENSOR UNIT

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

SR-21, "Removal and Installation"

.

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.

RELATED HARNESS

Replace the related harness.

>> END