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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 64 (Multi Av System (NAVI With BOSE) (DTC/Circuit Diagnosis)) >> DTC/Circuit Diagnosis >> DTC U1263: USB >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2018 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK USB INTERFACE HARNESSES 

    Visually inspect USB interface harnesses. Refer to Removal and Installation .

    Is the inspection result normal?

    YES

    GO TO 2.

    NO

    Replace USB interface. Refer to Removal and Installation .

  2. CHECK USB INTERFACE HARNESS CIRCUITS 

    Check USB interface harness circuits. Refer to Diagnosis Procedure .

    Is the inspection result normal?

    YES

    Replace AV control unit. Refer to Removal and Installation .

    NO

    Replace USB interface. Refer to Removal and Installation .

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