2026-11-03

서브프레임 어셈블리 - 후면(탈거 및 장착)

교정 코드 30010201 2.22 메모: 절차에서 명시적으로 언급하지 않는 한 교정 코드 및 해당 관련 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. 메모: 아래 절차를 수행할 때 개인 보호을(를) 참조하여 적절한 PPE를 착용했는지 확인하십시오. 메모: 안전하고 건강한 작업 사례는 인체공학적 주의 사항의 내용을 참조하십시오.

  • 2026-11-02: Updated torque specifications.
  • 2026-01-29: Added photos to show how to position the subframe lifting tool.
  • 2025-12-12: Updated torque table and torque values shown in the procedure.
  • 2024-10-14: Updated torque spec for LH/RH shear plate-to-rear subframe large bolts.
Equipment:
  • 1134520-00-A 키트, EPB 해제, 손잡이식
  • 1129348-00-A XP-10 전원 공급, XP-10
  • 1099645-00-B 고정구, 서브프레임, Model 3
  • 1140311-00-A 레버 잠금 장치, HV 커넥터, Model 3

토크 규격

Table 1. 토크 규격: 서브프레임 어셈블리 - 후면(탈거 및 장착)
설명 토크 값 권장 공구 재사용/교체 참고
Bolts that attach the LH rear brake caliper bracket to the knuckle
83 Nm (61.2 lbs-ft)
  • 외부 Torx E18
교체
Bolts that attach the LH rear damper at the top mount
41 Nm (30.2 lbs-ft)
  • 15mm 소켓
  • 3인치 익스텐션
재사용
Nut that attaches the rear drive unit ground strap to the body
10 Nm (7.4 lbs-ft)
  • 10mm 12 포인트 딥소켓
재사용
Nuts that attach the HV battery to rear drive unit harness bracket to the HV battery
10 Nm (7.4 lbs-ft)
  • 10mm 소켓
  • 4인치 익스텐션
재사용
Small bolts that attach the LH shear plate to the HV battery
35 Nm (25.8 lbs-ft)
  • 13mm 소켓
  • 3인치 익스텐션
재사용
Large bolt that attaches the LH shear plate and rear subframe to the body
125 Nm (92.2 lbs-ft)
  • 21mm 소켓
  • 6인치 익스텐션
교체
Bolts that attach the rear subframe to the body
160 Nm (118.0 lbs-ft)
  • 21mm 소켓
  • 6인치 익스텐션
교체

탈거

  1. Raise and support the vehicle. See 차량 올리기 - 2 포스트 리프트.
  2. Open all doors and lower the windows.
  3. Release the parking brakes. See 주차 브레이크 - 캘리퍼 - 후면 - LH(해제).
  4. Remove the 2nd row lower seat cushion. See 시트 쿠션 - 하단 - 2열(탈거 및 교체).
  5. Remove the rear underhood apron. See 후드 내 에이프런 - 후면(탈거 및 교체).
  6. Disconnect 12V power. See 12V/LV 전원(연결 해제 및 연결).
  7. Perform the vehicle electrical isolation procedure. See 차량 HV 비활성화 절차.
  8. Remove the LH and RH rear wheels. See 휠 어셈블리(탈거 및 장착).
  9. Remove the LH and RH suspension cover. See 커버 - 후면 서스펜션 - LH(탈거 및 교체).
  10. Remove the mid aero shield panel. See 패널 - 에어로 실드 - 후면(탈거 및 교체).
  11. Remove the rear fascia diffuser. See 디퓨저 - 후면 페시아(탈거 및 교체).
  12. Remove the nut that attaches the rear drive unit ground strap to the body.
    Tip
    다음 공구를 사용하는 것이 좋습니다.
    • 10mm 12 포인트 딥소켓
  13. Remove and discard the bolt that attaches the LH rear brake caliper bracket to the knuckle, and then hang the caliper bracket on the body with an S-hook. Repeat this step on the RH rear brake caliper.
    Tip
    다음 공구를 사용하는 것이 좋습니다.
    • 외부 Torx E18
  14. Install a spring compressor onto the LH rear coil spring.
    Tip
    다음 공구를 사용하는 것이 좋습니다.
    • Gedore 스프링 컴프레서
  15. Remove the bolts (x2) that attach the LH rear damper to the top mount.
    Tip
    다음 공구를 사용하는 것이 좋습니다.
    • 15mm 소켓
    • 3인치 익스텐션
  16. Repeat steps 14 and 15 on the RH rear damper.
  17. Disconnect the electrical harness from the LH 12V subframe connectors.
  18. Release the clip that attaches the LH subframe electrical harness to the body.
  19. Repeat steps 17 and 18 on the RH side of the vehicle.
  20. Remove the rear stabilizer bar. See 스태빌라이저 바 - 후면(탈거 및 교체).
  21. Remove the rear HV battery skid plate. See 스키드 플레이트 - HV 배터리 - 후면(탈거 및 교체).
  22. Position a coolant drain container under the LH rear of the HV battery.
  23. Disconnect the rear drive unit inverter inlet hose from the LH rear side of the HV battery, and then plug the male and female fittings.
  24. Position the coolant drain under the RH rear of the vehicle.
  25. Release the push clips (x2) that attach the RH rear wheel liner to the rocker panel.
  26. Release the clip, disconnect the rear drive unit coolant outlet hose to powertrain return hose, and then plug the male and female fittings.
  27. Remove the coolant drain container from under the vehicle.
  28. Remove the nut that attaches the HV battery to rear drive unit harness bracket to the HV battery.
    Note
    The number of fasteners may vary.
    Tip
    다음 공구를 사용하는 것이 좋습니다.
    • 10mm 소켓
    • 4인치 익스텐션
  29. Slide the release to unlock the HV battery rear drive unit connector handle of the rear drive unit to HV battery harness from the secured position.
  30. Fully raise the handle on the HV battery rear drive unit connector, and then remove the HV battery rear drive unit connector from the HV battery header.
  31. Position the subframe lifting tool under the rear subframe.
  32. Attach an air hose to the subframe lifting tool.
  33. With an assistant, raise the subframe lifting tool to support the rear subframe.
  34. Loop the straps over the rear subframe, hook the ends of the straps to the metal rings, and then pull the straps tight to restrain the subframe to the rear subframe lifting tool.
    Note
    Lower the vehicle to give more slack to connect the straps to the rings, if necessary.
  35. Mark the LH and RH rear subframe bolts for realignment during re installation.
    Note
    You can also mark the LH and RH subframe casting and subframe bushing to the body.
  36. Release the fir tree clips that attach the coolant hoses to the LH shear plate.
  37. Remove the smaller bolts that attach the LH shear plate to the HV battery.
    Tip
    다음 공구를 사용하는 것이 좋습니다.
    • 13mm 소켓
    • 3인치 익스텐션
  38. Remove the larger bolt that attaches the LH shear plate and rear subframe to the body, and then remove the LH shear plate.
    Tip
    다음 공구를 사용하는 것이 좋습니다.
    • 21mm 소켓
    • 6인치 익스텐션
  39. Repeat step 36 through step 38for the RH shear plate.
  40. Remove and discard the bolts (x2) that attach the rear subframe to the body.
    Tip
    다음 공구를 사용하는 것이 좋습니다.
  41. With an assistant, slowly lower the subframe lifting tool to remove the rear subframe from the vehicle.
    CAUTION
    Take care not to damage HV harnesses and coolant hoses during lowering of the subframe.
  42. Disconnect the air supply from the rear subframe lifting tool.
  43. Move the rear subframe and subframe lifting tool away from the vehicle.

장착

  1. Position the subframe lifting tool and rear subframe underneath the vehicle.
  2. Connect the air line to the subframe lifting tool.
  3. With an assistant, slowly raise the rear drive unit and subframe into position.
    CAUTION
    Take care not to damage HV harnesses and coolant hoses while lifting the rear subframe.
  4. Hand-tighten new bolts (x2) that attach the rear subframe to the body.
    Note
    The tightening of the bolts will be performed later in this procedure.
  5. Install the LH shear plate to the rear subframe and HV battery, and then hand-tighten a new bolt to attach the shear plate to the subframe.
    Note
    The tightening of the bolt will be performed later in this procedure.
  6. Install and hand-tighten the smaller bolts that attach the LH shear plate to the HV battery.
    Note
    The tightening of the bolts will be performed later in this procedure.
  7. Repeat steps 5 and 6 on the RH shear plate.
  8. Position the subframe to the locations as marked during removal.
    Note
    Return the subframe to its original position as closely as possible.
  9. Torque the bolts that attach the LH and RH rear subframe to the body, and then mark them with a paint pen after torquing.
    Tip
    다음 공구를 사용하는 것이 좋습니다.
    160 Nm (118.0 lbs-ft)
  10. Torque the smaller bolts that attach the LH and RH shear plates to the vehicle.
    35 Nm (25.8 lbs-ft)
    Tip
    다음 공구를 사용하는 것이 좋습니다.
    • 13mm 소켓
    • 3인치 익스텐션
  11. Torque the large bolts that attach the LH and RH shear plates to the vehicle, and then mark them with a paint pen after torquing.
    125 Nm (92.2 lbs-ft)
    Tip
    다음 공구를 사용하는 것이 좋습니다.
    • 21mm 소켓
    • 6인치 익스텐션
  12. Fasten the fir tree clips that attach the coolant hoses to the LH and RH shear plates.

    LH shear plate shown, RH shear plate similar

  13. Release the straps and lower the subframe lifting tool from the vehicle.
  14. Disconnect the air line from the subframe lifting tool, and then remove the tool from underneath the vehicle.
  15. Fully raise the handle on the HV battery rear drive unit connector of the rear drive unit to HV battery harness.
  16. Install the HV connector special tool onto the HV battery rear drive unit connector.
  17. Use both hands to firmly connect the HV battery rear drive unit connector of the rear drive unit to HV battery harness to the HV battery header.
    CAUTION
    Make sure that the connector fits the header squarely and tightly, and that both retention pins enter the handle.
  18. Remove the HV connector special tool from the HV battery rear drive unit connector.
  19. While pressing the HV battery rear drive unit connector onto the HV battery header, fully lower the handle.
    CAUTION
    Make sure that the handle does not bind as it is lowered.
  20. Slide the release to lock the HV battery rear drive unit connector handle in the secured position.
  21. Verify that the HV battery rear drive unit connector is fully seated, and compare both sides of the connector that it is properly secured in place.
    Note
    An improperly seated connector might lead to connector damage and rear drive unit problems later on.
  22. Install the nuts (x2) that attach the rear drive unit HV electrical harness bracket to the HV battery.
    10 Nm (7.4 lbs-ft)
    Tip
    다음 공구를 사용하는 것이 좋습니다.
    • 10mm 소켓
    • 4인치 익스텐션
    Note
    The number of fasteners might vary on newer vehicles.
  23. Position the coolant drain beneath the RH rear of the HV battery.
  24. Remove the hose plugs, connect the rear drive unit outlet hose to the powertrain return hose, and then fasten the clip.
    CAUTION
    밀고 당기기 검사를 수행하여 호스가 완전히 고정되었는지 확인하십시오.
  25. Position the coolant drain beneath the LH rear of the HV battery.
  26. Remove the plugs from the male and female fittings, connect the rear drive unit inverter inlet hose to the LH side of the HV battery, and then fasten the clip.
    CAUTION
    밀고 당기기 검사를 수행하여 호스가 완전히 고정되었는지 확인하십시오.
  27. Fasten the barrel clip that attaches the rear drive unit inverter inlet hose to the HV battery.
  28. Remove the coolant drain container from underneath the vehicle.
  29. Install the rear HV battery skid plate. See 스키드 플레이트 - HV 배터리 - 후면(탈거 및 교체).
  30. Install the rear stabilizer bar. See 스태빌라이저 바 - 후면(탈거 및 교체).
  31. Fasten the LH subframe electrical harness barrel clip to the body.
  32. Connect the electrical connector for the LH of the 12V subframe harness.
    Figure 1. LH side shown, RH similar
  33. Repeat steps 31 and 32 on the RH side of the vehicle.
  34. Install the ground strap for the rear drive unit.
    10 Nm (7.4 lbs-ft)
    Tip
    다음 공구를 사용하는 것이 좋습니다.
    • 10mm 12 포인트 딥소켓
    Note
    Reinstall the washer if the vehicle had this washer during removal.
    Note
    Make sure that the angle of the ground strap provides enough clearance between the ground strap wire and the ABS wheel speed sensor wiring harness.
  35. Install the bolts that attach the LH rear damper at the top mount.
    41 Nm (30.2 lbs-ft)
    Tip
    다음 공구를 사용하는 것이 좋습니다.
    • 15mm 소켓
    • 3인치 익스텐션

    LH shown; RH similar.

  36. Remove the spring compressor from the LH rear coil spring.
  37. Install the LH rear suspension cover. See 커버 - 후면 서스펜션 - LH(탈거 및 교체).
  38. Repeat steps 35 through 37 on the RH side of the vehicle.
  39. Install the LH and RH rear brake caliper bracket onto the knuckle, and then install the bolts that attach the caliper bracket to the knuckle.
    83 Nm (61.2 lbs-ft)
    Tip
    다음 공구를 사용하는 것이 좋습니다.
    • 외부 Torx E18

    LH rear brake caliper shown, RH rear brake caliper similar.

  40. Check the torque for any rear suspension bolts that were loosened while the rear subframe assembly was removed from the vehicle and torque as required. See 서스펜션 - 후면(토크 점검).
  41. Install the rear fascia diffuser. See 디퓨저 - 후면 페시아(탈거 및 교체).
  42. Install the lower clips that attach the LH and RH wheel arch liner.
  43. Install the mid aero shield panel. See 패널 - 에어로 실드 - 후면(탈거 및 교체).
  44. Install the LH and RH rear wheels. See 휠 어셈블리(탈거 및 장착).
  45. Connect 12V power. See 12V/LV 전원(연결 해제 및 연결).
  46. Press and hold the Park button on the gear selector to release the EPB service mode.
  47. 정비 모드 또는 Toolbox를 사용하여 다음 루틴을 수행합니다(참조 항목: 0005 - 정비 모드): TEST-SELF_VCFRONT_X_THERMAL-PERFORMANCEvia Service Mode:Thermal ➜ Actions ➜ Test Thermal Performancevia Service Mode Plus:
    • Drive Inverter ➜ Front Drive Inverter Replacement ➜ Thermal System Test
    • Drive Inverter ➜ Rear Drive Inverter Replacement ➜ Thermal System Test
    • Drive Inverter ➜ Rear Left Drive Inverter Replacement ➜ Thermal System Test
    • Drive Inverter ➜ Rear Right Drive Inverter Replacement ➜ Thermal System Test
    • Drive Unit ➜ Front Drive Unit Replacement ➜ Thermal System Test
    • Drive Unit ➜ Rear Drive Unit Replacement ➜ Thermal System Test
    via Toolbox:(link)
  48. Inspect the coolant level and top off as necessary, and then install the coolant bottle cap.
    Note
    Ensure that the coolant level is at the "MAX" line.
  49. Install the cabin intake duct. See 덕트 - 상단 - 실내 흡기(탈거 및 교체).
  50. Install the rear underhood apron. See 후드 내 에이프런 - 후면(탈거 및 교체).
  51. Install the 2nd row lower seat cushion. See 시트 쿠션 - 하단 - 2열(탈거 및 교체).
  52. Restore the driver and front passenger seats back to their original position.
  53. EPAS 얼라인먼트 점검(EC) 또는 4휠 얼라인먼트 점검(AC)이 필요한지 여부를 결정하려면 얼라인먼트 요구 사항 표를 참조하십시오. 얼라인먼트 점검/조정을 수행한 경우, 얼라인먼트 점검/조정 교정 코드를 SV에 별도의 활동으로 포함하십시오. 참조 항목: 얼라인먼트 요구 사항 - 서스펜션.