03/11/2023 16:37:26

Sensor - Ultrasonic - Rear Door - LH (Remove and Replace)

Correction Code 11334312

  • 2023-11-03: Updated ultrasonic sensor temperature for installation.
  • 2023-07-21: Updated procedure to latest GSD validation, elevated temperature and pressure values for ultrasonic sensor installation.

Special tools required for this procedure:

Part Number Description
1080580-00-A Heat gun
1080603-00-A Infrared thermometer
1080978-00-A Force gauge
1080978-10-A 22 mm diameter tip for force gauge
1095806-00-A Target, Falcon Door Ultrasonic Sensor, MX

Removal

  1. Open the LH front door and lower the window.
  2. Open the LH rear door to a comfortable working position.
    Informational PurposesAn informational icon, calling your attention
    Note
    Make sure that the LH rear window is fully closed.
  3. Remove the lower rear LH door trim garnish. See .
  4. Remove the LH rear door trim panel. See .
  5. Set the LH rear door to a comfortable working position.
  6. Remove the underhood storage unit. See .
  7. Remove the HEPA filter. See .
  8. Disconnect 12V power. See GUID-A117E9B7-7439-40B1-A0E3-A1FD6750011B.html.
  9. Remove the LH rear door closeout panel. See .
  10. Twist the cap that holds the ultrasonic sensor clockwise to remove it, and then remove the spring and spacer.
    Informational PurposesAn informational icon, calling your attention
    Note
    When the cap (1) is removed, the spring (2) and spacer (3) might fall out of the sensor carrier.
    1 Cap
    2 Spring
    3 Spacer
    4 Ultrasonic sensor
    5 Carrier
    6 Butyl patch
  11. Release the locking tab, disconnect LH rear door ultrasonic sensor electrical connector, and then use a plastic trim tool to remove the sensor fro the sensor carrier.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Use a plastic trim tool to remove the sensor. Do not use a pick, as this can scratch the vehicle paint.
    Informational PurposesAn informational icon, calling your attention
    Note
    Inspect the face of the sensor; make sure that the adhesive that affixed the sensor to the door was removed with the sensor. If any adhesive remains stuck to the door, use a plastic trim tool to remove it.
    Informational PurposesAn informational icon, calling your attention
    Note
    Discard the ultrasonic sensor after removal.

Installation

Warning IconA warning icon, calling your attention to a possibly risky situation
CAUTION
The ultrasonic sensor is a one time use component. If the ultrasonic sensor is removed, it must be discarded and a new ultrasonic sensor must be installed.
  1. Attach the 22 mm tip to the force gauge.
  2. Use IPA wipes to thoroughly clean the sensor mounting area on the door panel.
  3. Use a spring clamp, bar clamp, or similar tool to gently hold the new sensor with the coupling tape facing up.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    The ultrasonic sensor and door panel must be at an elevated temperature for proper adhesion. Read this section fully before continuing. Perform steps 4 to 8 without stopping.
  4. Use an infrared thermometer to check the temperature of the door panel. If necessary, use the heat gun to heat the door panel to at least 25°C (77°F).
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Do not continue this procedure unless the door panel is at least 25°C (77°F).
  5. Remove the protective film from the new sensor.
  6. Use a heat gun and infrared thermometer to heat the new ultrasonic sensor to 40º–50ºC (104°-122ºF).
  7. Install the ultrasonic sensor onto the LH rear door panel.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Wear appropriate PPE to prevent personal injury.
  8. Use the force gauge to apply a force of 65 N to the sensor for at least 30 seconds.
  9. Reinstall the spacer, spring, and cap to secure the ultrasonic sensor.
    Informational PurposesAn informational icon, calling your attention
    Note
    When reinstalling the spacer, ensure that the flat side faces the sensor.
  10. Connect the electrical connector to the new ultrasonic sensor, and then attach the harness clip to the ultrasonic sensor carrier.
  11. Install the LH rear door closeout panel. See .
  12. Connect 12V power. See GUID-A117E9B7-7439-40B1-A0E3-A1FD6750011B.html.
  13. Press and hold the close button on the LH B-pillar until the LH rear door fully latches.
  14. Position the ultrasonic sensor target special tool approximately 60 cm out from the center of the LH rear door.
  15. Attach the cap of the target tool long cable over the rear bolt of the front lifting pad under the vehicle.
  16. Attach the cap of the target tool short cable over the front bolt of the rear lifting pad under the vehicle.
  17. Reposition the target tool so both cables are taut, and then move the target tool cable ring up to just above the marker.
  18. Connect a laptop to the diagnostic port of the vehicle, and then use Toolbox 3 to locally connect to the vehicle. See Toolbox 3 (Connect and Disconnect).
  19. Unlock the vehicle gateway for diagnostic communication. See Gateway Unlock.
  20. Select the door to be tested:
    1. For the driver side rear door, in Toolbox 3, click the Actions tab, type "DRV_USS_DOOR" into the search field, click TEST-SELF_BCFALCD_DRV_USS-DOOR-WITH-OBSTACLESearch for routine in ToolboxMX Driver Side Ultrasonic Door With Obstacle Test, click Run, and allow the routine to complete.
    2. For the passenger side rear door, in Toolbox 3, click the Actions tab, type "PAS_USS_DOOR" into the search field, click TEST-SELF_BCFALCP_PAS_USS-DOOR-WITH-OBSTACLESearch for routine in ToolboxMX Passenger Side Ultrasonic Door With Obstacle Test, click Run, and allow the routine to complete.
  21. Disconnect the laptop from the vehicle. See Toolbox 3 (Connect and Disconnect).
  22. Install the LH rear door trim panel. See .
  23. Install the lower rear LH door trim garnish. See .
  24. Install the HEPA filter. See .
  25. Install the underhood storage unit. See .
  26. Use the touchscreen to calibrate the rear doors via Controls > Calibrate.