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Home >> Infiniti >> 2010 >> EX35 Base, RWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Audio, Visual, Navigation System >> Base Audio Without Navigation >> Component Diagnosis >> Steering Angle Sensor Signal Circuit >> Diagnosis Procedure
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Diagnosis Procedure

  1. CHECK CONTINUITY STEERING ANGLE SENSOR SIGNAL CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect camera control unit connector and steering angle sensor connector.
    3. Check continuity between camera control unit harness connector and steering angle sensor harness connector.
      CONTINUITY REFERENCE CHART

      Camera control unit Steering angle sensor Continuity
      Connector Terminals Connector Terminals
      B50 23 M37 3 Existed
      24 4
      25 5
    4. Check continuity between camera control unit harness connector and ground.
      CONTINUITY REFERENCE CHART

      Camera control unit Ground Continuity
      Connector Terminals
      B50 23 Not existed
      24
      25

      Is inspection result normal? 

      YES: GO TO 2.

      NO: Repair harness or connector.

  2. CHECK VOLTAGE CAMERA CONTROL UNIT
    1. Connect camera control unit connector.
    2. Turn ignition switch ON.
    3. Check voltage between camera control unit harness connector and ground.
      VOLTAGE REFERENCE CHART

      (+) (-) Voltage (Approx.)
      Camera control unit
      Connector Terminals
      B50 23 Ground 5.0 V
      24
      25

      Is inspection result normal? 

      YES: GO TO 3.

      NO: Replace camera control unit.

  3. CHECK STEERING ANGLE SENSOR SIGNAL
    1. Turn ignition switch OFF.
    2. Connect steering angle sensor connector.
    3. Turn ignition switch ON.
    4. Check signal between camera control unit harness connector and ground.
      SIGNAL REFERENCE CHART

      (+) (-) Condition Reference value
      Camera control unit
      Connector Terminals
      B50 23, 24 Ground Turn the steering to the right
      G05220247Courtesy of NISSAN MOTOR CO., U.S.A.
      Turn the steering to the left
      G05220248Courtesy of NISSAN MOTOR CO., U.S.A.
      25 Ground Turn the steering around the neutral position
      G05220249Courtesy of NISSAN MOTOR CO., U.S.A.

      Is inspection result normal? 

      YES: INSPECTION END

      NO: Replace steering angle sensor.

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