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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 651 (Seat Belt Control System) >> Symptom Diagnosis >> Pre-Crash Seat Belt Does Not Operate >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK POWER SUPPLY AND GROUND CIRCUIT 

    Check power supply and ground circuit. Refer to Diagnosis Procedure .

    Is the inspection result normal?

    YES

    GO TO 2

    NO

    Repair or replace the malfunctioning parts.

  2. CHECK SEAT BELT BUCKLE SWITCH LH 

    Check seat belt buckle switch LH. Refer to Component Function Check .

    Is the inspection result normal?

    YES

    GO TO 3

    NO

    Repair or replace the malfunctioning parts.

  3. CHECK SEAT BELT BUCKLE SWITCH RH 

    Check seat belt buckle switch RH. Refer to Component Function Check .

    Is the inspection result normal?

    YES

    Inspection End.

    NO

    Repair or replace the malfunctioning parts.