Nissan Sentra manuals

Nissan Sentra Service Manual: B142X Collision detection

Description

DTC B142X COLLISION DETECTION

The air bag diagnosis sensor unit will set this DTC if it has detected a collision which has resulted in a deployment of one or more air bags or pre-tensioners. If this DTC is detected after a SRS repair, the air bag diagnosis sensor unit has not yet been replaced. This DTC can not be erased.

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.INSPECTION START

Turn ignition switch ON.

>> GO TO 2.

2.CHECK SELF-DIAG RESULT

Check for the DTC on CONSULT.

Is the DTC detected? YES >> Refer to SRC-98, "Diagnosis Procedure".

NO >> Inspection End.

Diagnosis Procedure

Refer to SR-5, "For Frontal Collision" or SR-7, "For Side and Rollover Collision".

B142A Ignition voltage
Description DTC B142A IGNITION VOLTAGE Ignition voltage is supplied to the air bag diagnosis sensor unit when the ignition is in the ON position. The air bag diagnosis sensor unit will monitor f ...

B14XX Air bag diagnosis sensor unit
Description DTC B14XX 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 ...

Other materials:

P2014, P2016, P2017, P2018 Intake manifold runner control valve position sensor
DTC Logic DTC DETECTION LOGIC NOTE: If DTC P2014, P2016, P2017 or P2018 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to EC-353, "DTC Logic". DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition P ...

Wiring diagram
BCM Wiring diagram ...

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 DTC DTC detecting condition Repair order CAN CONTROL UNIT FAILURE U1010 CAN ...

В© 2014-2025 Copyright www.nisentra.com