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Home >> Infiniti >> 2019 >> QX30 Pure >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Around View Monitor System (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> Power Supply And Ground Circuit >> Diagnosis Procedure

Diagnosis Procedure

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

      Power source

      Fuse No.

      Capacity

      Ignition switch ON

      #93

      5 A

    Is the fuse blown (open)?

    YES

    Replace fuse after repairing the applicable circuit.

    NO

    GO TO 2.

  2. CHECK AROUND VIEW MONITOR CONTROL UNIT IGNITION POWER SUPPLY 
    1. Turn ignition switch ON.
    2. Check the voltage between around view monitor control unit harness connector and ground.

    (+)

    (-)

    Standard value

    Reference value

    Around view monitor control unit

    Connector

    Terminal

    M8

    40

    Ground

    9.5 - 16.0 V

    Battery voltage

    Is the inspection result normal?

    YES

    GO TO 3.

    NO

    Perform trouble diagnosis of ignition power supply circuit.

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

      (+)

      (-)

      Continuity

      Around view monitor control unit

      Connector

      Terminal

      M8

      39

      Ground

      Existed

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Repair or replace harness or connector.