B2454

DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. SELF-DIAGNOSIS WITH PRE-CRASH SEAT BELT CONTROL UNIT

1.Turn ignition switch ON.
2.Check Self-diagnostic result with CONSULT.
Is DTC detected?
YES- Refer to "Diagnosis Procedure" .
NO- Inspection End.


Diagnosis Procedure

Regarding Wiring Diagram information, refer to "Wiring Diagram" [1][2]Electrical Diagrams.

1. CHECK FUSIBLE LINK

1.Turn ignition switch OFF.
2.Check 30 A fusible link (L).
Is the inspection result normal?
YES- GO TO 2.
NO- Replace the blown fusible link after repairing the affected circuit.

2. CHECK PRE-CRASH SEAT BELT MOTOR POWER SUPPLY

1.Disconnect pre-crash seat belt control unit (driver side) harness connector.
2.Check voltage between pre-crash seat belt control unit (driver side) harness connector and ground.





Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace harness or connector.

3. CHECK INTERMITTENT INCIDENT

Refer to "Intermittent Incident" Intermittent Incident.
- Inspection End.
Revision: March 20122013 Infiniti JX