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Home >> Infiniti >> 2022 >> QX55 Essential >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control System >> Basic Inspection >> Adjustment Of Steering Angle Sensor Neutral Position >> Work Procedure >> Adjust The Neutral Position Of Steering Angle Sensor
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Adjust The Neutral Position Of Steering Angle Sensor

CAUTION: Always use CONSULT when adjusting the neutral position of steering angle sensor. (It cannot be adjusted other than with CONSULT.)
  1. CHECK THE VEHICLE STATUS (1) 

    Stop vehicle with front wheels in the straight-ahead position.

    Does the vehicle stay in the straight-ahead position?

    YES

    GO TO 2.

    NO

    Steer the steering wheel to the straight-ahead position. Stop the vehicle.

  2. ADJUST NEUTRAL POSITION OF STEERING ANGLE SENSOR 

    SYMBOL CONSULT

    1. Ignition switch ON.
      CAUTION: Never start engine.
    2. Select "ST ANGLE SENSOR ADJUSTMENT" in "Work support" mode of "ABS".
    3. Select "Start".
      CAUTION: Never touch steering wheel while adjusting steering angle sensor.
    4. After approx. 10 seconds, select "End".
    5. Ignition switch OFF, and then place the ignition switch in the ON position again.
      CAUTION: Be sure to perform the operation above.

    GO TO 3.

  3. CHECK DATA MONITOR (1) 

    SYMBOL CONSULT

    1. The vehicle is either pointing straight ahead, or the vehicle needs to be moved. Stop when it is pointing straight ahead.
    2. Select "ECU INPUT SIGNALS" and "STR ANGLE SIG" in "Data Monitor" mode of "ABS" in the order. Check that the signal is within the specified value.

      STR ANGLE SIG

      : 0+/-2.5 deg.

    Is the inspection result normal?

    YES

    GO TO 10.

    NO

    GO TO 4.

  4. CHECK STEERING COMPONENT PARTS 

    Check the installation condition of steering component parts. Refer to Inspection .

    Is the inspection result normal?

    YES

    GO TO 5.

    NO

    Repair or replace error-detected parts. GO TO 5.

  5. CHECK SUSPENSION COMPONENT PARTS 

    Check the installation condition of suspension component parts.

    Is the inspection result normal?

    YES

    GO TO 6.

    NO

    Repair or replace error-detected parts. GO TO 6.

  6. CHECK WHEEL ALIGNMENT 

    Check the wheel alignment.

    Is the inspection result normal?

    YES

    GO TO 7.

    NO

    Adjust the wheel alignment. GO TO 7.

  7. CHECK THE VEHICLE STATUS (2) 

    Stop vehicle with front wheels in the straight-ahead position.

    Does the vehicle stay in the straight-ahead position?

    YES

    GO TO 8.

    NO

    Steer the steering wheel to the straight-ahead position. GO TO 8.

  8. CHECK DATA MONITOR (2) 

    SYMBOL CONSULT

    1. The vehicle is either pointing straight ahead, or the vehicle needs to be moved. Stop when it is pointing straight ahead.
    2. Select "ECU INPUT SIGNALS" and "STR ANGLE SIG" in "Data Monitor" mode of "ABS" in the order. Check that the signal is within the specified value.

      STR ANGLE SIG

      : 0+/-2.5 deg.

    Is the inspection result normal?

    YES

    GO TO 10.

    NO

    GO TO 9.

  9. CHECK DATA MONITOR (3) 

    SYMBOL CONSULT

    1. The vehicle is either pointing straight ahead, or the vehicle needs to be moved.
      CAUTION:
      • Drive the vehicle at approx. 30 km/h (19 MPH) or more for 300 m (985 ft) or more.
      • Never use tester
    2. The vehicle is either pointing straight ahead, or the vehicle needs to be moved. Stop when it is pointing straight ahead.
    3. Select "ECU INPUT SIGNALS" and "STR ANGLE SIG" in "Data Monitor" mode of "ABS" in the order. Check that the signal is within the specified value.

      STR ANGLE SIG

      : 0+/-2.5 deg.

    Is the inspection result normal?

    YES

    GO TO 10.

    NO

    GO TO 1.

  10. ERASE SELF DIAGNOSTIC RESULT MEMORY 

    SYMBOL CONSULT

    1. Record or print self-diagnosis results and freeze frame data (FFD).
    2. Erase "Self Diagnostic Result" mode of "ABS".

    Are the memories erased?

    YES

    Inspection End.

    NO

    Check the items indicated by the self-diagnosis.