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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 403 (Warning Chime System (DTC/Circuit Diagnosis)) >> DTC/Circuit Diagnosis >> Seat Belt Buckle Switch Signal Circuit >> Component Function Check

Component Function Check

WARNING: This page is about a different car, the 2019 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK COMBINATION METER INPUT SIGNAL 
    1. Start engine.
    2. Monitor seat belt warning lamp while fastening and unfastening the driver seat belt buckle.

      Seat belt warning lamp

      When driver seat belt is fastened

      : OFF

      When driver seat belt is unfastened

      : ON

    Is the inspection result normal?

    YES

    Inspection End.

    NO

    Refer to Diagnosis Procedure .