Nissan Sentra manuals

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:

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:

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.

>> END

U1010 Control unit (CAN)
Description Air bag diagnosis sensor performs self-tests on key ON. If CAN communication failure within control unit is detected, DTC is set. DTC Logic DTC DETECTION LOGIC CONSULT name ...

B0010, B0011 Passenger airbag module
Description DTC B0010, B0011 PASSENGER AIR BAG MODULE The passenger air bag module is dual stage and is wired to the air bag diagnosis sensor unit. The air bag diagnosis sensor unit will monitor ...

Other materials:

P0607 ECM
DTC Logic DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause P0607 ECM (Control module performance) ECM internal communication system is malfunctioning. ECM DTC CONFIRMATION PROCEDURE 1. ...

P0300, P0301, P0302, P0303, P0304 Misfire
DTC Logic DTC DETECTION LOGIC When a misfire occurs, engine speed will fluctuate. If the engine speed fluctuates enough to cause the crankshaft position (CKP) sensor (POS) signal to vary, ECM can determine that a misfire is occurring. Sensor Input signal to ECM ECM function ...

Fog light switch (if so equipped)
To turn the fog lights on, turn the headlight switch to the  position, then turn the fog light switch to the position. If the headlight switch is in the AUTO position and the fog light switch is moved to the ON position, both the fog lights and the headlights (including all other ...

В© 2014-2022 Copyright www.nisentra.com