2025-10-17

Diagnosis: Falcon Door Ultrasonic (Diagnosis Only)

교정 코드 11330401832 FRT: 0.60 바고: 절차에서 명시적으로 언급하지 않는 한 위 교정 코드 및 FRT는 연결된 절차를 포함하여 이 절차를 수행하는 데 필요한 모든 작업을 반영합니다. 명시적으로 지시하지 않는 한 교정 코드를 누적하지 마십시오. 참고: FRT와 그 생성 방법에 대한 자세한 내용은 표준 정비 작업시간을 참조하십시오. FRT 값에 대한 피드백을 제공하려면 ServiceManualFeedback@tesla.com으로 이메일을 보내십시오. 참고: 아래 절차를 수행할 때 개인 보호의 내용을 참조하여 적절한 PPE를 착용했는지 확인하십시오. 참고: 안전하고 건강한 작업 사례는 인체공학적 주의 사항의 내용을 참조하십시오.

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경고
이 절차는 초안입니다. 따라서 검증은 되었지만 경고 및 주의 사항이 누락되었을 수 있습니다. 고전압 시스템 및 구성 요소에서 또는 그 근처에서 작업하는 경우에는 안전 요구 사항을 준수하고 최고 수준의 주의를 기울여야 합니다.
  • 2025-10-06: Released new procedure.

Disassembly

  1. Inspect the rear door exterior paint surface for damage, defects, signs of body repairs, paint modifications, or third-party vinyl wrap installation.
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    참고
    If the paint surface has been modified, recommend to revert the modification back to the original. Otherwise, proceed to the next step.
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    참고
    Tesla does not support third party paint modifications.
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    참고
    If a wrap is installed and both doors are falsely reporting objects, stop the diagnosis and recommend wrap removal before proceeding.
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    참고
    If a wrap is installed and only one door is falsely reporting objects, proceed with diagnosis.
  2. Open the LH front door.
  3. Lower the LH front window.
  4. Lower the LH rear window.
  5. Open the LH falcon door.
  6. Remove the LH rear door trim panel. See 패널 - 도어 트림 - 후면 - LH(탈거 및 교체).
  7. LV 전원을 연결 해제합니다. 참조 항목: LV 전원(연결 해제 및 연결).
  8. Remove the LH rear door closeout panel. See 클로즈아웃 패널 - 도어 - 후면 - LH(탈거 및 교체).

Diagnosis

  1. Pull on each leg of the ultrasonic carrier adhesive to check for loose carrier feet.
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    참고
    If the feet are loose, replace the sensor carrier and ultrasonic sensor. Otherwise, continue to the next step.
  2. Verify that none of the carrier feet are contacting the butyl patch.
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    참고
    If any of the carrier feet are contacting the butyl patch, replace the sensor carrier and ultrasonic sensor. Otherwise, continue to the next step.
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    참고
    The carrier feet should be centered in the round butyl patch openings.
  3. Verify that the sensor carrier foam disc is present.
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    참고
    If the foam disc is missing, replace the sensor carrier and ultrasonic sensor. Otherwise, continue to the next step.
  4. Inspect for bubbles in the butyl patch surface.
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    참고
    If bubbles are present, smooth out any bubbles with a roller. Otherwise, continue to the next step.
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    참고
    Replace the butyl patch if it is damaged or not sticking to the door surface.
  5. Remove the LH ultrasonic sensor cap, spring, and spacer. Inspect for a missing cap, spring, spacer, or sensor.
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    참고
    If one or more components are missing, replace the component(s). Otherwise, continue to the next step.
  6. Inspect the LH Ultrasonic Sensor harness connector pigtail for a missing or unclipped harness clip.
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    참고
    If the harness clip is missing or unclipped, replace or correct the harness clip and replace the ultrasonic sensor. Otherwise, continue to the next step.
  7. Inspect the LH Ultrasonic sensor alignment to carrier. Verify that the sensor contacts the sensor carrier and is not crooked.
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    참고
    If the sensor is misaligned, replace the ultrasonic sensor. Otherwise, continue to the next step.
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    참고
    The ultrasonic sensor must be centered in the sensor carrier opening.
  8. Lightly press on the back of the LH Ultrasonic sensor. Verify that the sensor does not move in farther towards the inner door surfaces.
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    참고
    If the sensor moves, replace the sensor and check spring installation. Otherwise, continue to the next step.
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    참고
    The tapered end of spring must be pointed away from sensor when installed.
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    참고
    Spring tension may need to be increased by manually extending the spring.
  9. Perform a wiggle test on the LH ultrasonic sensor. Verify that the sensor does not rock back and forth or twist side-to-side.
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    참고
    If the sensor moves, replace the sensor. Otherwise, continue to the next step.
  10. Disconnect the LH ultrasonic sensor harness connector.
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    참고
    1x connector, 1x clip
  11. Pull the ultrasonic sensor away from the door surface to release the adhesive connection to the door and remove the sensor.
  12. Inspect the ultrasonic sensor adhesive pad for discolored adhesive that remained on the sensor.
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    참고
    If discolored adhesive is present, replace the sensor. Otherwise, continue to the next step.
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    참고
    If the adhesive pad remains on the door surface, remove the adhesive from the door and proceed to the next step.
  13. Inspect the sensor mounting surface on the inner door panel for a contaminated sensor mounting surface, e-coat and paint drips, a damaged mounting surface, or a mounting surface that is rough to the touch.
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    참고
    If any of the defect conditions are found, repair the condition. Otherwise, continue to the next step.
  14. Disconnect the ultrasonic ECU logic connector.
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    참고
    1x connector. Release the black locking tab.
  15. Measure the resistance of the ultrasonic ECU ground circuit.
    1. Set the multimeter to measure resistance.
    2. Connect a 0.64 mm x 0.64 mm male test pin to the positive lead.
    3. Connect a ground clamp to the negative lead.
    4. Clamp the negative lead to the LH upper door harness ground terminal.
    5. Insert the positive test pin into cavity 13 of the ultrasonic ECU logic connector.
    6. Check for resistance above 0.5 Ω.
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    참고
    If resistance above 0.5 Ω is measured, repair or replace LH upper and LH lower door harnesses as needed. Otherwise, proceed to the next step.
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    참고
    Do not disconnect the multimeter.
  16. Wiggle test the LH upper door harness and LH lower door harness in the sections between the ultrasonic ECU logic connector and the LH upper door harness ground terminal. Verify that the multimeter does not intermittently measure above 0.5 Ω.
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    참고
    If the multimeter measures above 0.5 Ω, repair or replace the LH upper door harness and LH lower door harness as needed. Otherwise, proceed to the next step.
  17. Disconnect the multimeter leads from the harness terminal and ECU logic connector.

Reassembly

  1. Install the ultrasonic sensor. See 센서 - 초음파 - 후면 도어 - LH(탈거 및 교체).
  2. LV 전원을 연결합니다. 참조 항목: LV 전원(연결 해제 및 연결).
  3. On the center display, select Service, then hold Calibrate Doors until the doors cycle and "Calibration Complete" appears.
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    참고
    Calibration is always after LV power is disconnected.
  4. Raise all windows.
  5. Close the front doors.
  6. Test the object detection function of the falcon doors while the vehicle is located in an open area.
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    참고
    If false object detection still occurs and all inspections and tests have passed, escalate the Toolbox session for support.