Nissan Altima 2007-2012 Service Manual: B1049 – B1052, B1054 – B1057 driver airbag module

Description

DTC B1049 – B1052, B1054 – B1057 DRIVER AIRBAG MODULE

The driver air bag module is dual stage and wired to the air bag diagnosis sensor unit through the spiral cable.

The air bag diagnosis sensor unit will monitor for opens and shorts in detected lines to the driver air bag module including the spiral cable.

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-17, "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

YES >> Replace the harness.

NO >> GO TO 2

2.WIRING HARNESS

Is there any visible damage to the harness? YES or NO

YES >> Replace the harness.

NO >> GO TO 3

3.DRIVER AIR BAG MODULE

Replace the driver air bag module. Refer to SR-5, "Removal and Installation".

>> GO TO 4

4.SPIRAL CABLE

Replace the spiral cable. Refer to SR-8, "Removal and Installation".

>> GO TO 5

5.AIR BAG DIAGNOSIS SENSOR UNIT

Replace the air bag diagnosis sensor unit. Refer to SR-17, "Removal and Installation".

>> GO TO 6

6.RELATED HARNESS

Replace the related harness.

>> END

    B1065 – B1068, B1070 – B1073 passenger airbag module
    Description DTC B1065 – B1068, B1070 – B1073 PASSENGER AIR BAG MODULE The passenger air bag module is dual stage and wired to the air bag diagnosis sensor unit. The air bag diagnosis sensor u ...

    Other materials:

    P0131 A/F sensor 1
    Description The air fuel ratio (A/F) sensor 1 is a planar one-cell limit current sensor. The sensor element of the A/F sensor 1 is composed an electrode layer, which transports ions. It has a heater in the element. The sensor is capable of precise measurement = 1, but also in the lean and r ...

    Anti-pinch system does not operate normally (driver side)
    Diagnosis Procedure 1. PERFORM INITIALIZATION PROCEDURE Perform initialization procedure. Refer to PWC-190, "ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair Requirement". Is the inspection result normal? YES >> GO TO 2 NO >> Repair or replace the ma ...

    Front seat
    DRIVER SIDE  Exploded View DRIVER'S SEAT 1. Headrest 2. Headrest holder (locked) 3. Headrest holder (free) 4. Seatback board 5. Seatback assembly 6. Slide cover 7. Seat belt buckle 8. Seat harness 9. Seat cushion heater unit 10. Seat cushion 11. Seat trim 12. Front leg covers ...