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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 94 (Seat Belt Control System (DTC/Circuit Diagnosis) (Except Hybrid)) >> DTC/Circuit Diagnosis >> DTC B2454: Seat BLT PWR Dr CIRC >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to WIRING DIAGRAM .

  1. CHECK FUSIBLE LINK

    1. Turn ignition switch OFF.
    2. Check 30 A fusible link (L).

    Is the inspection result normal?

    YES 

    GO TO STEP 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.
      Pre-crash seat belt control unit (driver side) Ground Voltage (V)
      Connector Terminal Battery voltage
      B58 19

    Is the inspection result normal?

    YES 

    GO TO STEP 3  .

    NO 

    Repair or replace harness or connector.

  3. CHECK INTERMITTENT INCIDENT

    Refer to INTERMITTENT INCIDENT .

    Inspection End.

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