Nissan Sentra manuals

Nissan Sentra Service Manual: B1430, B1432 Seat belt pre-tensioner LH

Description

DTC B1430, B1432 SEAT BELT PRE-TENSIONER LH

The seat belt pre-tensioner LH is wired to the air bag diagnosis sensor unit. The air bag diagnosis sensor unit will monitor for opens and shorts in detected lines to the seat belt pre-tensioner LH.

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-91, "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-91, "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-91, "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.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 5.

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

5.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 6.

NO >> Clear DTC. Inspection End.

6.SEAT BELT PRE-TENSIONER LH

  1. Replace the seat belt pre-tensioner LH. Refer to SR-31, "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.RELATED HARNESS

Replace the related harness.

>> END

B1429 Seat belt buckle switch RH
Description DTC B1429 SEAT BELT BUCKLE SWITCH RH The air bag diagnosis sensor unit monitors the seat belt buckle switch RH status. If the control unit detects an open or short condition in the ci ...

B1431, B1433 Seat belt pre-tensioner RH
Description DTC B1431, B1433 SEAT BELT PRE-TENSIONER RH The seat belt pre-tensioner RH is wired to the air bag diagnosis sensor unit. The air bag diagnosis sensor unit will monitor for opens and ...

Other materials:

B terminal circuit
Description “B” terminal circuit supplies power to charge the battery and to operate the vehicles electrical system. Diagnosis procedure Regarding wiring diagram information. Refer to chg-9, "wiring diagram". 1.Check “b” terminal connection Turn ignition switc ...

Symptom diagnosis
Combination switch system symptoms Symptom Table Perform the data monitor of consult to check for any malfunctioning item. Check the malfunction combinations. Identify the malfunctioning part from the agreed combination and repair or replace the part. ...

Trunk room lamp
Removal and Installation Warning: Do not touch bulb while it is lit or right after being turned off. Burning may result. Caution: Do not touch glass surface of the bulb with bare hands or allow oil or grease to get on it to prevent damage to bulb. Release the tab (b) to open the lens. ...

© 2014-2019 Copyright www.nisentra.com