Nissan Altima 2007-2012 Service Manual: B1023 passenger air bag off indicator
Description
DTC B1023 FRONT PASSENGER AIR BAG OFF INDICATOR
The front passenger air bag off indicator is wired to the air bag diagnosis sensor unit. The air bag diagnosis sensor unit monitors the front passenger air bag off indicator and circuit for failures.
PART LOCATION
Refer to SRC-7, "SRS Component Parts Location".
DTC Logic
DTC DETECTION LOGIC
With CONSULT-lll
Without CONSULT-lll
DTC CONFIRMATION PROCEDURE (With CONSULT-lll)
1.INSPECTION START
Turn ignition switch ON.
>> GO TO 2.
2.CHECK SELF-DIAG RESULT
Check for the DTC on CONSULT-lll.
Is the DTC detected? YES >> Refer to SRC-52, "Diagnosis Procedure (Component Diagnosis)".
NO >> Inspection End.
DTC CONFIRMATION PROCEDURE (Without CONSULT-lll)
NOTE: SRS will not enter diagnosis mode if no malfunction is detected in user mode.
1.IGNITION SWITCH
Turn ignition switch ON.
>> GO TO 2
2.IGNITION SWITCH
After air bag warning lamp lights for 7 seconds, turn ignition switch OFF within 1 second.
>> GO TO 3
3.WAIT TIME
Wait more than 3 seconds.
>> GO TO 4
4.REPEAT STEPS
Repeat steps 1 to 3 twice.
>> GO TO 5
5.IGNITION SWITCH
Turn ignition switch ON.
>> GO TO 6
6.DIAGNOSTIC MODE
SRS system is now in diagnostic mode and AIR BAG warning lamp flashes. Refer to SRC-70, "Trouble Diagnosis without CONSULT-III".
>> END
Diagnosis Procedure (Component Diagnosis)
Recheck SRS after each replacement.
1.HARNESS CONNECTOR
Is there any visible damage to the connector? YES or NO
Is there any visible damage to the connector? YES or NO
2.WIRING HARNESS
Is there any visible damage to the harness? YES or NO
Is there any visible damage to the harness? YES or NO
Is there any visible damage to the harness? YES or NO
Replace the front passenger air bag off indicator. Refer to IP-12, "Removal and Installation".
>> GO TO 4
4.AIR BAG DIAGNOSIS SENSOR UNIT
Replace the air bag diagnosis sensor unit. Refer to SR-17, "Removal and Installation".
>> GO TO 5
5.RELATED HARNESS
Replace the related harness.
>> END
B1xxx air bag diagnosis sensor unit
Description
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 ...
B1017 – b1022 occupant classification
system
Description
DTC B1017 – B1022 OCCUPANT CLASSIFICATION SYSTEM (OCS)
The occupant classification system control unit is wired to the air bag
diagnosis sensor unit. The air bag diagnosis
sensor u ...
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Corrosion protection
Description
To provide improved corrosion prevention, the following anti-corrosive
measures have been implemented in
NISSAN production plants. When repairing or replacing body panels, it is
necessary to use the same anti-corrosive
measures.
Anti-Corrosive Precoated Steel (Galvannealed Steel) ...
BCM branch line circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the BCM for damage, bend and loose
connection (unit side and
connector side).
Is the inspec ...
Bose speaker AMP
Diagnosis Procedure
1.CHECK FUSE
Check that the following fuses of the BOSE speaker amp. are not blown.
Are the fuses OK?
YES >> GO TO 2
NO >> Be sure to eliminate cause of malfunction before installing new fuse.
2.CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
...