Nissan Leaf. Instruction — 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
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
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