Nissan Leaf. Manual - part 1126

 

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Nissan Leaf. Manual - part 1126

 

 

B14XX AIR BAG DIAGNOSIS SENSOR UNIT

SRC-105

< DTC/CIRCUIT DIAGNOSIS >

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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-105, "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-105, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000010877030

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?

SRC-106

< DTC/CIRCUIT DIAGNOSIS >

B14XX AIR BAG DIAGNOSIS SENSOR UNIT

YES

>> GO TO 5.

NO

>> Refer to 

GI-53, "Intermittent Incident"

.

5.

AIR BAG DIAGNOSIS SENSOR UNIT

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

SR-38, "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

SRS AIR BAG WARNING LAMP DOES NOT TURN OFF

SRC-107

< SYMPTOM DIAGNOSIS >

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SYMPTOM DIAGNOSIS

SRS AIR BAG WARNING LAMP DOES NOT TURN OFF

Diagnosis Procedure

INFOID:0000000010122860

1.

CHECK AIR BAG MODULE AND SEAT BELT PRE-TENSIONER     

Check the deployment of air bag module.
Is air bag module deployed?

YES

>> Replace the malfunctioning parts.

NO

>> GO TO 2.

2.

CHECK AIR BAG FUSE

Check 10 A fuse [No.1, 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-38, "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-102, "Removal and Installation"

.

2. Check air bag warning lamp operation.
Is the inspection result normal?

YES

>> Inspection End.

NO

>> GO TO 1.

SRC-108

< SYMPTOM DIAGNOSIS >

SRS AIR BAG WARNING LAMP DOES NOT TURN ON

SRS AIR BAG WARNING LAMP DOES NOT TURN ON

Diagnosis Procedure

INFOID:0000000010122861

1.

CHECK COMBINATION METER POWER SUPPLY AND GROUND CIRCUIT

Check combination meter unit power supply and ground circuit. Refer to 

MWI-85, "COMBINATION METER :

Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace the malfunctioning parts. 

2.

CHECK HARNESS CONNECTOR

Check the harness connector.
Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace harness connectors.

3.

CHECK WIRING HARNESS

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

YES

>> GO TO 4.

NO

>> Replace wiring harness.

4.

CHECK AIR BAG DIAGNOSIS SENSOR UNIT

Disconnect air bag diagnosis sensor unit connector and turn power switch ON.
Does air bag warning lamp turn ON?

YES

>> Replace air bag diagnosis sensor unit. Refer to 

SR-38, "Removal and Installation"

.

NO

>> Replace combination meter. Refer to 

MWI-102, "Removal and Installation"

.

 

 

 

 

 

 

 

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