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Home >> Infiniti >> 2015 >> QX80 Base, RWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control System (With VDC) >> Basic Inspection >> Calibration Of DECEL G Sensor >> Work Procedure >> DECEL G Sensor Calibration
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DECEL G Sensor Calibration

CAUTION:

Always use CONSULT for the decel G sensor calibration. (It cannot be adjusted other than with CONSULT.)

NOTE:

Yaw rate/side/decel G sensor calibration is performed when performing the decel G sensor calibration.

  1. CHECK THE VEHICLE STATUS

    1. Steer the steering wheel to the straight-ahead position. Stop the vehicle on level surface.
    2. Stop the engine.
    3. Turn the ignition switch OFF.

    Is the vehicle stopped in the straight-ahead position on level surface?

    YES 

    GO TO STEP 2  .

    NO 

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

  2. PERFORM DECEL G SENSOR CALIBRATION

    CAUTION:
    • Never allow passenger or load on the vehicle.
    • Never apply vibration to the vehicle body when opening or closing door during calibration.

    G-20 With CONSULT

    1. Turn the ignition switch ON.
      CAUTION:

      Never start engine.

    2. Select "ABS", "WORK SUPPORT", "DECEL G-SENSOR CALIBRATION" in this order.
    3. Select "START".
    4. After approx. 10 seconds, select "END".
    5. Turn ignition switch OFF and then turn it ON again.
      CAUTION:

      Be sure to perform the operation above.

    GO TO STEP 3  .

  3. CHECK DATA MONITOR

    G-20 With CONSULT

    1. Drive the vehicle. Steer the steering wheel to the straight-ahead position. Stop the vehicle on level surface.
    2. Select "ABS", "DATA MONITOR", "ECU INPUT SIGNALS" and "DECEL G-SENSOR" in this order. Check that the signal is within the specified value.
      DECEL G-SENSOR : Approx. 0 G

    Is the inspection result normal?

    YES 

    GO TO STEP 4  .

    NO 

    GO TO STEP 1  .

  4. ERASE SELF-DIAGNOSIS MEMORY

    G-20 With CONSULT

    Erase Self-diagnosis result of "ABS".

    Are the memories erased?

    YES 

    GO TO STEP 5  .

    NO 

    Check the items indicated by the self-diagnosis.

  5. PERFORM DECEL G SENSOR CALIBRATION (TRANSMISSION)

    Perform decel G sensor calibration. Refer to WORK PROCEDURE .

    INSPECTION END