Nissan Juke Service and Repair Manual : B1209 frontal collision detection

Description

The air bags and seat belt pre-tensioners for driver and passenger are activated by the air bag diagnosis sensor unit signal transmitted at the time of the frontal collision.

DTC Logic

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE


DTC CONFIRMATION PROCEDURE

1.CHECK SELF-DIAG RESULT

1. Turn ignition switch ON.With CONSULT-III


1. Turn ignition switch ON.

2. Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT-III.

1. Turn ignition switch ON.Without CONSULT-III


1. Turn ignition switch ON.

2. Check the air bag warning lamp status. Refer to SRC-12, "On Board Diagnosis Function".

NOTE

:
SRS does not enter the diagnosis mode if no malfunction is detected in the user mode.

Is malfunctioning part detected? YES >> Refer to SRC-140, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

WARNING:
• Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait at least 3 minutes or more. (To discharge backup capacitor.) • Never use unspecified tester or other measuring device.

1.PERFORM COLLISION DIAGNOSIS

Perform collision diagnosis.Refer to SR-6, "FOR FRONTAL COLLISION : When SRS is activated in a collision" or SR-7, "FOR FRONTAL COLLISION : When SRS is not activated in a collision".

Is collision diagnosis complete? YES >> GO TO 2.

NO >> INSPECTION END

2.FINAL INSPECTION

Perform “AIR BAG” Self Diagnostic Result.

Is the inspection result normal? YES >> INSPECTION END

NO >> Perform diagnosis of applicable DTC.Refer to SRC-18, "DTC Index".

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