Calibration - Front Radar Sensor

FRT No: 17201500

Special tools required for this procedure:

Part Number Description
1056984-00-A Radar calibration bubble level
1071267-00-A Radar adjustment screwdriver
The front radar sensor is calibrated by adjusting the set screws (x2) on the top of the radar sensor.
Note: Components have been removed in this graphic to aid clarity.

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1 Horizontal alignment screw
2 Vertical alignment screw

Vertical Alignment

  1. Inspect the bubble tool for damage.
    Caution: Do not perform this procedure with a damaged bubble tool.
  2. Remove the front fascia assembly (refer to procedure).
  3. Perform a four wheel alignment (refer to procedure).
    Note: The vehicle must be level when performing the vertical alignment procedure. Do not remove the vehicle from the alignment rack.
  4. Clean the front of the radar sensor with water and a clean shop towel.
  5. Use the bubble tool to adjust the vertical alignment of the radar sensor:
    1. Gently support the bubble tool flat against the upper center portion of the radar sensor face.
      Caution: Do not apply excessive pressure to the bubble tool; the radar sensor might become misaligned.

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    2. Check the bubble on the long portion of the bubble tool. The radar sensor is calibrated vertically if the bubble is centered between the black lines.
      Caution: The bubble must be centered between the 2 black lines to achieve the required calibration.
      Tip: It might be easier to see the bubble with a flashlight.

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    3. If necessary, adjust the vertical set screw.
      Note: Components have been removed in this graphic to aid clarity.

      View large image.

    4. Perform steps b and c as necessary until the radar sensor is calibrated vertically.
      Caution: Remove the adjustment screwdriver from the vertical set screw while measuring with the bubble tool to avoid misaligning the radar sensor.
  6. Remove the vehicle from the alignment rack.
  7. Reinstall the front fascia assembly.
  8. Perform the "Horizontal Alignment" procedure.

Horizontal Alignment

Note: Perform the "Vertical Alignment" procedure before performing the "Horizontal Alignment" procedure.
  1. Connect a laptop with Toolbox 2.0 or later to the vehicle.
  2. Perform the Radar Service Drive Alignment (SDA) procedure:
    Note: Bring the adjustment screwdriver in the vehicle during the drive cycle.
    Note: The following steps require an assistant.
    1. Shift the vehicle into Park.
    2. Select Panels > Driver Assist > Radar Service Drive Alignment.
    3. Click the Start/Play button.
    4. Follow the onscreen instructions.
      Warning: Perform the calibration procedure in a suitable location and comply with all local traffic safety laws.
  3. If Toolbox determines that the radar sensor needs to be adjusted, adjust the horizontal set screw:
    1. Remove the front apron (refer to procedure).
    2. Adjust the horizontal set screw as necessary.
      Tip: It might be easier to locate the set screw using a flashlight.
      Note: Components have been removed in this graphic to aid clarity.

      View large image.

    Note: If necessary, use the following images as a guide.
    Clockwise turn Counterclockwise turn

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    View large image.

  4. If the radar sensor was adjusted in the previous step, perform steps 2 and 3 until Toolbox determines that the radar sensor does not need to be adjusted.
  5. Read DTCs:
    1. In Toolbox, select Panels > Alerts > DTCs.
    2. Ensure that the "Check all" box is checked.
    3. Click Read DTCs.
    4. Clear DTCs as necessary.