DTC Logic
DTC DETECTION LOGIC
|
CONSULT name |
DTC |
DTC detecting condition |
Repair order |
| FRONT PRE-TEN LH CIRCUIT [OPEN] | B1430 | Front LH seat belt pre-tensioner circuit is open. | Refer to SRC-59, "Diagnosis Procedure". |
| FRONT PRE-TEN LH CIRCUIT [VB-SHORT] | Front LH seat belt pre-tensioner circuit is shorted to a power supply circuit. | ||
| FRONT PRE-TEN LH CIRCUIT [GND-SHORT] | Front LH seat belt pre-tensioner circuit is shorted to ground. | ||
| FRONT PRE-TEN LH CIRCUIT [SHORT] | Front LH seat belt pre-tensioner circuits are shorted to each other. |
DTC CONFIRMATION PROCEDURE (With CONSULT)
1.CHECK SELF-DIAG RESULT
Is the DTC detected? YES (Current DTC)>>Refer to SRC-59, "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-59, "Diagnosis Procedure".
DTC CONFIRMATION PROCEDURE (Without CONSULT)
1.CHECK SELF-DIAG RESULT
NOTE: SRS will not enter diagnosis mode if no malfunction is detected in user mode. Is the DTC detected? YES >> Refer to SRC-59, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.HARNESS CONNECTOR
Check the harness connector for the following:
Is the inspection result normal? YES >> GO TO 2.
NO >> Perform one of the following repairs:
2.CONFIRM DTC
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
Is DTC still current? YES >> GO TO 5.
NO >> Refer to GI-41, "Intermittent Incident".
5.AIR BAG DIAGNOSIS SENSOR UNIT
Is DTC still current? YES >> GO TO 6.
NO >> Clear DTC. Inspection End.
6.FRONT LH SEAT BELT PRE-TENSIONER
Is DTC still current? YES >> GO TO 7.
NO >> Clear DTC. Inspection End.
7.RELATED HARNESS
Replace the related harness.
>> END
B0029 side curtain air bag module RH
B1431 seat belt pre-tensionerSensor power supply2 circuit
Description
ECM supplies a voltage of 5 V to some of the sensors systematically divided
into 2 groups, respectively.
Accordingly, when a short circuit develops in a sensor power source, a
malfunction may occur simultaneously
in the sensors belonging to the same group as the short-circuited ...
NISSAN Intelligent Key® (if so equipped)
Replace the battery in the Intelligent Key as follows:
Remove the mechanical key from the Intelligent
Key.
Insert a small screwdriver A into the slit B
of the corner and twist it to separate the
upper part from the lower part. Use a cloth to
protect the casing.
Replace th ...
Symptom diagnosis
PUSH-BUTTON IGNITION SWITCH DOES NOT OPERATE
Description
Check that vehicle Operating Conditions are as listed in “Conditions of
Vehicle” below before starting Diagnosis
Procedure. Make sure to check each symptom in Diagnosis Procedure.
NOTE:
The engine start function, door lock functio ...