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Home >> Infiniti >> 2021 >> Q50 Pure, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Audio, Visual & Navigation System (Diagnostics) (2 Of 2) >> Component/Circuit Diagnosis >> Power Supply And Ground Circuit (Around View Monitor Control Unit) >> Diagnosis Procedure >> Models with Around View Monitor System
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Models with Around View Monitor System

  1. CHECK FUSE 
    1. Turn ignition switch OFF.
    2. Check that the following fuse is not blown (open).

      Power source

      Fuse No.

      Capacity

      Battery

      #7

      15 A

      Ignitions switch ACC

      #1

      10 A

      Ignition switch ON

      #14

      5 A

    Is the fuse blown (open)?

    YES

    Replace fuse after repairing the applicable circuit.

    NO

    GO TO 2.

  2. CHECK POWER SUPPLY CIRCUITS 

    Check voltage between around view monitor control unit harness connector and ground.

    Signal name

    Terminals

    Ignition switch position

    Value (Approx.)

    (+)

    (-)

    Around view monitor control unit

    Connector

    Terminal

    Battery power supply

    B50

    2

    Ground

    OFF

    Battery voltage

    ACC power supply

    4

    ACC

    Ignition signal

    3

    ON

    Is inspection result normal?

    YES

    GO TO 3.

    NO

    Check harness between around view monitor control unit and fuse.

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

      Terminals

      Continuity

      (+)

      (-)

      Around view monitor control unit

      Connector

      Terminal

      B50

      1

      Ground

      Existed

    Is inspection result normal?

    YES

    INSPECTION END

    NO

    Repair harness or connector.