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:

Rear seat
Exploded View Rear seatback assembly (RH) Seatback striker Seatback latch release knob Seatback latch assembly Seatback silencer (RH) Rear seatback frame (RH) Seatback latch release knob finisher Rear seat bolster trim (RH) Rear seat bolster pad (RH) Rear seat bolster (RH) ...

Service
Never use electrical test equipment to check SRS circuits unless instructed to in this Service Manual. Before servicing the SRS, turn power switch OFF, disconnect battery negative terminal and wait 3 minutes or more. For approximately 3 minutes after the cables are removed, it is stil ...

P0014  EVT control
DTC Logic DTC DETECTION LOGIC NOTE: If DTC P0014 is displayed with DTC P0078, first perform trouble diagnosis for DTC P0078. Refer to EC-183, "DTC Logic". If DTC P0014 is displayed with P1078, first perform trouble diagnosis for P1078. Refer to EC-359, "DTC Logic&quo ...

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