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Home >> Nissan-Datsun >> 2010 >> Sentra SE-R >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control System (VDC/TCS/Abs) >> Service Information >> Trouble Diagnosis For Self-Diagnostic Items >> Steering Angle Sensor System Inspection >> Inspection Procedure

Inspection Procedure

  1. SELF-DIAGNOSIS RESULT CHECK

    Check self-diagnosis results.

    SELF-DIAGNOSIS RESULT REFERENCE

    Self-diagnosis results
    ST ANGLE SEN CIRCUIT
    ST ANGLE SEN SIGNAL

    Is the above displayed in the self-diagnosis display items? 

    YES: GO TO  3.

    NO: GO TO 2.

  2. DATA MONITOR CHECK

    Conduct "DATA MONITOR" of the "STR ANGLE SIG" to check if the status is normal.

    STEERING CONDITION CHART

    Steering condition Data monitor
    Straight-ahead -2.5 ° to +2.5°
    Turn wheel 90° to the right. Approx. +90°
    Turn wheel 90° to the left. Approx. -90°

    OK or NG 

    OK: Inspection End.

    NG: GO TO 3.

  3. CONNECTOR INSPECTION
    1. Disconnect the ABS actuator and electric unit (control unit) and steering angle sensor connectors.
    2. Check the terminals for deformation, disconnection, looseness or damage.

      OK or NG 

      OK: GO TO 4.

      NG: Repair or replace as necessary.

  4. CHECKING STEERING ANGLE SENSOR POWER AND GROUND
    1. Turn the ignition switch ON.
    2. Check voltage between steering angle sensor connector M63 terminal 1 and ground.
      VOLTAGE SPECIFICATION

      Steering angle sensor Ground Voltage (Approx.)
      Connector Terminal
      M63 1 - Battery voltage
      Fig 1: Checking Voltage Between Steering Angle Sensor Connector M63 Terminal 1 And Ground
      G06546821Courtesy of NISSAN MOTOR CO., U.S.A.
    3. Turn the ignition switch OFF.
    4. Check resistance between steering angle sensor connector M63 terminal 3 and ground.
      CONTINUITY CHART

      Steering angle sensor Ground Continuity
      Connector Terminal
      M63 3 Ground Yes
      Fig 2: Checking Resistance Between Steering Angle Sensor Connector M63 Terminal 3 And Ground
      G06546822Courtesy of NISSAN MOTOR CO., U.S.A.

      OK or NG 

      OK: Check the CAN communication system. Refer to "CAN COMMUNICATION SYSTEM INSPECTION ". If the CAN communication system is OK, replace steering angle sensor. Refer to "REMOVAL AND INSTALLATION ".

      NG: Repair the circuit.