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Home >> Infiniti >> 2018 >> QX30 Essential, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 29 (Around View Monitor System) >> Around View Monitor System >> DTC/Circuit Diagnosis >> Front Camera Communication Signal Circuit >> Diagnosis Procedure
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Diagnosis Procedure

WARNING: This page is about a different car, the 2018 Infiniti Q60. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK COMMUNICATION SIGNAL 
    1. Turn ignition switch ON.
    2. Check the signal between around view monitor control unit harness connector and ground.

      Terminals

      Condition

      Reference value

      (+)

      (-)

      Around view monitor control unit

      Connector

      Terminal

      B51

      67

      Ground

      "CAMERA" switch is ON or shift position is "R".

      GNSJSNIA0836GB-836Courtesy of NISSAN NORTH AMERICA, INC.

    Is the inspection result normal?

    YES

    Replace around view monitor control unit. Refer to Removal and Installation .

    NO

    GO TO 2.

  2. CHECK CONTINUITY COMMUNICATION SIGNAL CIRCUIT FOR OPEN 
    1. Turn ignition switch OFF.
    2. Disconnect around view monitor control unit harness connector and front camera harness connector.
    3. Check the continuity between around view monitor control unit harness connector and front camera harness connector.

      Around view monitor control unit

      Front camera

      Continuity

      Connector

      Terminal

      Connector

      Terminal

      B51

      67

      E116

      6

      Existed

    Is the inspection result normal?

    YES

    GO TO 3.

    NO

    Repair or replace malfunctioning parts.

  3. CHECK CONTINUITY COMMUNICATION SIGNAL CIRCUIT FOR SHORT 

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

    Around view monitor control unit

    Ground

    Continuity

    Connector

    Terminal

    B51

    67

    Not existed

    Is inspection result normal?

    YES

    Replace front camera. Refer to Removal and Installation .

    NO

    Repair or replace malfunctioning parts.