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Home >> Infiniti >> 2021 >> QX50 Essential, FWD >> Repair and Diagnosis >> Accessories & Equipment >> Cruise Control Systems >> Cruise Control System >> Basic Inspection >> Distance Sensor Alignment >> Distance Sensor Adjustment >> Description
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Distance Sensor Adjustment: Description

The radar alignment is performed automatically with CONSULT.

CAUTION: Perform all necessary work for radar alignment until the adjustment completes as shown in the procedure. If the procedure does not complete, the ICC system is inoperable.
  1. PERFORM RADAR ALIGNMENT 
    1. Start the engine.
    2. Connect CONSULT and select "Work support" of "LASER/RADAR".
    3. Select "MILLIWAVE RADAR ADJUST" after the "Work support" screen is displayed.
      NOTE: Confirm the following items:
      • The target should be accurately placed.
      • The vehicle should be stopped.
    4. Select "Start" after the "MILLIWAVE RADAR ADJUST" screen is displayed.
      CAUTION: Never select "Start" when the target is not accurately placed.
    5. Select "Start" after the preparation information is displayed.
    6. Select "Next" after the "Starting alignment." screen is displayed.
      NOTE: If the radar is in alignment at this time, "Alignment in progress" is displayed. It may take several 10s of seconds until the result is displayed.
    7. Confirm the displayed item.
      • "Alignment completed.": Go to 8.
      • Except "Alignment completed.": Perform the following services.

        Displayed item

        Possible cause

        Service procedure

        Alignment condition is not ready.

        • DTC is detected.
        • The position of the target board is not correct.
        • Vehicle is moving.

        Check the vehicle condition and perform radar alignment again.

        Alignment condition is not ready. (Stop the vehicle.)

        Vehicle is moving.

        Stop the vehicle and perform radar alignment again.

        Target is not detected.

        • A target is not-yet-placed.

          (The distance sensor cannot detect target)

        • The position of the target board is not correct.
        • The position of the distance sensor is not correct.

        Check the target board condition and perform radar alignment again.

        Sensor malfunction.

        Distance sensor malfunction

        Check the vehicle condition and perform radar alignment again.

        NOTE: Replace distance sensor if "Sensor malfunction." is repeatedly indicated.
    8. Confirm displayed value.

      Displayed item

      Monitor item

      Reference value

      Alignment completed.

      FACTORY AIM L/R

      Less than +/- 3.00 deg

      FACTORY AIM U/D

      Less than +/- 3.00 deg

      AIMING VALUE L/R

      Less than +/- 3.00 deg

      AIMING VALUE U/D

      Less than +/- 3.00 deg

      • Within reference value: Go to 9.
      • Outside of reference value: Check the target board condition and perform radar alignment again.
        NOTE:
        • Check the condition of the distance sensor installation.
        • Check the vehicle for damage.
        • Replace distance sensor if it is outside the reference value, even when distance sensor installation is installed normally and the vehicle is not damaged.
    9. Select "OK" after the "No error detected." is displayed.
    10. Select "OK" after the "End of alignment." is displayed.
      CAUTION: Once "MILLIWAVE RADAR ADJUST" is started with CONSULT, always continue the work until the horizontal radar alignment is completed successfully. If the job is stopped midway, the radar alignment is not adjusted and the ICC system cannot operate.

    RADAR ALIGNMENT END