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Home >> Infiniti >> 2015 >> QX80 Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Audio, Visual & Navigation System (BOSE Audio With Navigation) (Introduction, Wiring Diagrams, Basic Inspection And Diagnostic Trouble Codes (DTCS) U0428-U1206) >> DTC/Circuit Diagnosis >> DTC U111C: Front Camera Image Signal Circuit >> Diagnosis Procedure

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.
      Front camera Around view monitor control unit Continuity
      Connector Terminals Connector Terminals
      E50 1 M61 68 Existed
      2 70
    4. Check continuity between front camera harness connector and ground.
      Front camera Ground Continuity
      Connector Terminals
      E50 1 Not existed
      2

    Is 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.
      Probe Condition Voltage
      (Approx.)
      (+) (-)
      Around view monitor control unit
      Connector Terminal Connector Terminal
      M61 68 M61 70 "CAMERA" switch is ON or shift position is "R". 6.0 V

    Is 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 Terminals Connector Terminals
      M61 71 E50 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 Terminals
      M61 71 Not existed
      72

    Is 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.
      (+) (-) Condition Reference value
      Around view monitor control unit
      Connector Terminal Connector Terminal
      M61 71 M61 72 "CAMERA" switch is ON or shift position is "R".
      GNSJSNIA0834GB-834Courtesy of NISSAN NORTH AMERICA, INC.

    Is 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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