Nissan Versa Note. Instruction — part 757
B142X COLLISION DETECTION
SRC-91
< DTC/CIRCUIT DIAGNOSIS >
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B142X COLLISION DETECTION
Description
INFOID:0000000009561078
DTC B1209 - B1211 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
SRC-5, "Component Parts Location"
.
DTC Logic
INFOID:0000000009561079
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
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000009561080
SR-7, "For Side and Rollover Collision"
.
CONSULT name
DTC
DTC detecting condition
Repair order
FRONTAL COLLISION DETECTION
B1421
Frontal collision detected. Driver and/or
front passenger air bag modules are de-
ployed.
Refer to
.
SIDE COLLISION DETECTION
B1422
Side collision detected. Curtain air bag
module and seat belt pre-tensioner are
deployed.
Refer to
SRC-92
< SYMPTOM DIAGNOSIS >
SRS AIR BAG WARNING LAMP DOES NOT TURN OFF
SYMPTOM DIAGNOSIS
SRS AIR BAG WARNING LAMP DOES NOT TURN OFF
Diagnosis Procedure
INFOID:0000000009682039
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.7, 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-29, "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-54, "Removal and Installation"
2. Check air bag warning lamp operation.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> GO TO 1.
SRS AIR BAG WARNING LAMP DOES NOT TURN ON
SRC-93
< SYMPTOM DIAGNOSIS >
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SRS AIR BAG WARNING LAMP DOES NOT TURN ON
Diagnosis Procedure
INFOID:0000000009682040
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 ignition switch ON.
Does air bag warning lamp turn ON?
YES
>> Replace air bag diagnosis sensor unit. Refer to
SR-29, "Removal and Installation"
.
NO
>> Replace combination meter. Refer to
SRC-94
< SYMPTOM DIAGNOSIS >
SEAT BELT WARNING SYSTEM
SEAT BELT WARNING SYSTEM
Seat Belt Warning System Does Not Function
INFOID:0000000009643001
1.
SEAT BELT WARNING LIGHT
Turn ignition switch ON.
Does the seat belt warning lamp come ON?
YES
>> GO TO 2.
NO
>> • Check 10A fuse [No. 8, located in the fuse block (J/B)].
• Check seat belt buckle switch (driver seat).
• Check harness between combination meter and seat belt buckle switch (driver seat).
• Check combination meter. Refer to
MWI-8, "METER SYSTEM : Fail-safe"
.
2.
SEAT BELT BUCKLE (DRIVER SEAT)
Fasten the seat belt buckle (driver seat).
Does the seat belt warning lamp go OFF?
YES
>> GO TO 3.
NO
>> • Check seat belt buckle switch (driver seat).
• Check harness between combination meter and seat belt buckle switch (driver seat).
3.
OCCUPANT CLASSIFICATION SYSTEM
Have a helper sit in the passenger seat.
Does the seat belt warning lamp go ON?
YES
>> GO TO 4.
NO
>> • Check occupant classification system. Refer to
SRC-11, "OCCUPANT CLASSIFICATION SYS-
.
• Check harness between occupant classification control unit and air bag diagnosis sensor unit.
4.
SEAT BELT BUCKLE (PASSENGER SEAT)
Fasten the seat belt buckle (passenger seat).
Does the seat belt warning lamp go OFF?
YES
>> System OK.
NO
>> • Check seat belt buckle switch (passenger seat).
• Check harness between seat belt buckle switch (passenger seat) and air bag diagnosis sensor
unit.
• Replace air bag diagnosis sensor unit. Refer to
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