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Home >> Infiniti >> 2017 >> Q60 Base, RWD >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Audio, Visual & Navigation System (Around View Monitor System) (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC U111C: Front Camera Image Signal Circuit >> Diagnosis Procedure
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Diagnosis Procedure

  1. CHECK CONTINUITY FRONT CAMERA POWER SUPPLY AND GROUND CIRCUIT

    1. Turn Ignition Switch OFF.
    2. Disconnect Around View Monitor Control Unit connector and front camera connector.
    3. Check 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 68 E116 1 Existed
      70 2
    4. Check continuity between front camera harness connector and ground.
      Front camera Ground Continuity
      Connector Terminal
      E116 1 Not existed
      2

    Is the inspection result normal?

    YES 

    GO TO STEP 2  .

    NO 

    Repair harness or connector.

  2. CHECK VOLTAGE FRONT CAMERA POWER SUPPLY

    1. Connect Around View Monitor Control Unit connector and front camera connector.
    2. Turn Ignition Switch ON.
    3. Check voltage between Around View Monitor Control Unit harness connector.
      Around View Monitor Control Unit Voltage
      (Approx.)
      Connector Terminals
      (+) (-)
      Terminal
      B51 68 70 6.0 V

    Is the inspection result normal?

    YES 

    GO TO STEP 3  .

    NO 

    Replace Around View Monitor Control Unit. Refer to REMOVAL AND INSTALLATION .

  3. CHECK CONTINUITY FRONT CAMERA IMAGE SIGNAL CIRCUIT

    1. Turn Ignition Switch OFF.
    2. Disconnect Around View Monitor Control Unit connector and front camera connector.
    3. Check 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 71 E116 3 Existed
      72 4
    4. Check continuity between Around View Monitor Control Unit harness connector and ground.
      Around View Monitor Control Unit Ground Continuity
      Connector Terminal
      B51 71 Not existed
      72

    Is the inspection result normal?

    YES 

    GO TO STEP 4  .

    NO 

    Repair harness or connector.

  4. CHECK FRONT CAMERA IMAGE SIGNAL

    1. Connect Around View Monitor Control Unit connector and front camera connector.
    2. Turn Ignition Switch ON.
    3. Check signal between Around View Monitor Control Unit harness connector.
      Around View Monitor Control Unit Condition Reference value
      Connector Terminals
      (+) (-)
      Terminal
      B51 71 72 "CAMERA" switch is ON or shift position is "R".
      GNSJSNIA0834GB-834Courtesy of NISSAN NORTH AMERICA, INC.

    Is the inspection result normal?

    YES 

    Replace Around View Monitor Control Unit. Refer to REMOVAL AND INSTALLATION .

    NO 

    Replace front camera. Refer to REMOVAL AND INSTALLATION .

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