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Home >> Infiniti >> 2011 >> M37 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 74 (Audio, Visual & Navigation 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 2012 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK CONTINUITY COMMUNICATION 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
      M49 45 E50 6 Existed
    4. Check continuity between around view monitor control unit harness connector and ground.
      Around view monitor control unit Ground Continuity
      Connector Terminal
      M49 45 Not existed

      Is inspection result normal? 

      YES: GO TO 2.

      NO: Repair harness or connector.

  2. CHECK COMMUNICATION 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 and ground.
      (+) (-) Condition Reference value
      Around view monitor control unit
      Connector Terminal
      M49 45 Ground "CAMERA" switch is ON or shift position is "R".
      G05732131

      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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