Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

Description

DTC B0001, B0002 DRIVER AIRBAG MODULE

The driver air bag module is dual stage and is 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-5, "Component Parts Location".

DTC Logic

DTC DETECTION LOGIC

With CONSULT

DTC CONFIRMATION PROCEDURE (With CONSULT)


DTC CONFIRMATION PROCEDURE (With CONSULT)

1.CHECK SELF-DIAG RESULT

  1. Turn ignition switch ON.
  2. Check for DTC using CONSULT.

Is the DTC detected? YES (Current DTC)>>Refer to SRC-46, "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-46, "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-17, "Trouble Diagnosis without CONSULT".

NOTE:

SRS will not enter diagnosis mode if no malfunction is detected in user mode

Is the DTC detected? YES >> Refer to SRC-46, "Diagnosis Procedure".

NO >> Inspection End.

Diagnosis Procedure

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-39, "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.Check spiral cable circuit

  1. Turn ignition switch OFF.
  2. Disconnect driver air bag module harness connectors and spiral cable harness connector.
  3. Check continuity between driver air bag module harness connector and spiral cable connector.


  1. Check continuity between driver air bag module harness connector and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> GO TO 5.

NO >> Replace the spiral cable. Refer to SR-16, "Removal and Installation".

5.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 6.

NO >> Refer to GI-39, "Intermittent Incident".

6.AIR BAG DIAGNOSIS SENSOR UNIT

  1. Replace the air bag diagnosis sensor unit. Refer to SR-28, "Removal and Installation".
  2. Turn ignition switch ON.
  3. Check for DTC using CONSULT

Is DTC still current? YES >> GO TO 7.

NO >> Clear DTC. Inspection End.

7.DRIVER AIR BAG MODULE

  1. Replace the driver air bag module. Refer to SR-12, "Removal and Installation".
  2. Turn ignition switch ON.
  3. Check for DTC using CONSULT.

Is DTC still current? YES >> GO TO 8.

NO >> Clear DTC. Inspection End.

8.RELATED HARNESS

Replace the related harness.

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  • Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module

    Nissan Sentra Service Manual: B0001, B0002 Driver airbag module