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Calibration of Decel G Sensor

NOTE: After removing/installing or replacing decel G sensor, ABS actuator and electric unit (control unit), suspension components, or after adjusting wheel alignment, be sure to calibrate the decel G sensor before running vehicle.
NOTE: Calibration of decel G sensor requires CONSULT-II.
  1. Stop vehicle with front wheels in straight-ahead position.
    CAUTION:
    • The work should be done on a level area with an unloaded vehicle.
    • Keep all the tires inflated to the correct pressures. Adjust the tire pressure to the specified pressure value.
  2. Connect CONSULT-II with CONSULT-II CONVERTER to data link connector on vehicle, and turn ignition switch ON (do not start engine).
    CAUTION: If CONSULT-II is used with no connection of CONSULT-II CONVERTER, malfunctions might be detected in self-diagnosis depending on control unit which carries out CAN communication.
  3. Touch "ABS", "WORK SUPPORT" and "DECEL G SEN CALIBRATION" on CONSULT-II screen in this order. Refer to CONSULT-II BASIC OPERATION PROCEDURE .
  4. Touch "START".
    CAUTION: Set vehicle as shown in the display.
  5. After approximately 10 seconds, touch "END". (After approximately 60 seconds, it ends automatically.)
  6. Turn ignition switch OFF, then turn it ON again.
    CAUTION: Be sure to carry out above operation
  7. Run vehicle with front wheels in straight-ahead position, then stop.
  8. Fig 1: Decel G Sensor Calibration Start Screen
    G02282009Courtesy of NISSAN MOTOR CO., U.S.A.
  9. Select "DATA MONITOR", "SELECTION FROM MENU", and "DECEL G SEN" on CONSULT-II screen. Then check that "DECEL G SEN" is within +/-0.08G. If value is more than specification, repeat steps 3 to 7.
  10. Erase memory of ABS actuator and electric unit (control unit) and ECM.
  11. Turn ignition switch to OFF.