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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 122 (Intelligent Around View Monitor System) >> DTC/Circuit Diagnosis >> Power Supply And Ground Circuit >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to the appropriate Wiring Diagram .

  1. CHECK FUSE 

    Check that the following fuses are not blown.

    Terminal No.

    Signal name

    Fuse No.

    40

    Ignition signal

    29 (5A)

    Are the fuses blown?

    YES

    Replace the blown fuse after repairing the affected circuit.

    NO

    GO TO 2 .

  2. CHECK POWER SUPPLY CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect around view monitor control unit connector B83.
    3. Check voltage between around view monitor control unit connector B83 and ground.

      Around view monitor control unit

      Ground

      Condition

      Voltage

      (Approx.)

      Connector

      Terminal

      B83

      40

      -

      Ignition switch: ON

      Battery voltage

    Is the inspection result normal?

    YES

    GO TO 3 .

    NO

    Repair or replace harness or connectors.

  3. CHECK GROUND CIRCUIT 
    1. Turn ignition switch OFF.
    2. Check continuity between around view monitor control unit connector B83 and ground.

      Around view monitor control unit

      Ground

      Continuity

      Connector

      Terminal

      B83

      39

      -

      Yes

    Is the inspection result normal?

    YES

    Inspection End.

    NO

    Repair or replace harness or connectors.