2025-10-20

Module - Body Controller - LH (2025+) (Remove and Replace)

Correction code TBD FRT 0.54 NOTE: Unless otherwise explicitly stated in the procedure, the above correction code and FRT reflect all of the work required to perform this procedure, including the linked procedures. Do not stack correction codes unless explicitly told to do so. NOTE: See Flat Rate Times to learn more about FRTs and how they are created. To provide feedback on FRT values, email ServiceManualFeedback@tesla.com. NOTE: See Personal Protection to make sure wearing proper PPE when performing the below procedure. NOTE: See Ergonomic Precautions for safe and healthy working practices.

Informational PurposesAn informational icon, calling your attention
Note
This procedure describes work that is specific to 2025+ Model S.

Remove

  1. Open the LH door and lower the LH window.
  2. Move the LH front seat backward.
  3. Remove the LH lower A-pillar trim. See Trim - A-Pillar - Lower - LH (Remove and Replace).
  4. Remove the driver knee airbag. See Cover - Knee Airbag - Driver (2025+) (Remove and Replace).
    Informational PurposesAn informational icon, calling your attention
    Note
    No need to remove the driver knee airbag cover.
  5. Fold the LH front cabin carpet aside for access.
  6. Release the clips (x2) that attach the LH harness bracket to the body.
  7. Secure the vent to the main front body harness, then use a zip tie to temporarily move the vent out of the way for easier access.
  8. Release the harness clips (x2) that attach the connector to the LH body controller module, then unlock the red locking tab to disconnect the connector.
  9. Disconnect the understood storage unit electrical connector (J9 X037) from the LH body controller module.
  10. Release the connector lock, and then disconnect the body 1 electrical connector (J1/J2 X030A/B) from the LH body controller module.
  11. Disconnect the body 3 electrical connector (J4 X032) from the LH body controller module.
  12. Release the connector lock, and then disconnect the body 5 electrical connector (J6/J7 X038A/B) from the LH body controller module.
  13. Release the connector lock, and then disconnect the body 4 electrical connector (J5 X034) from the LH body controller module.
  14. Release the connector lock, and then disconnect the body 2 electrical connector (J3 X031) from the LH body controller module.
  15. Disconnect the body 6 electrical connector (J8 X039) from the LH body controller module.
  16. Release the connector lock, and then disconnect the power electrical connector (J14 X036) from the LH body controller module.
  17. Disconnect the door 2 electrical connector (J11 X033B) from the LH body controller module.
  18. Disconnect the door electrical connector (J10 X033A) from the LH body controller module.
  19. Release the connector lock, and then disconnect the dash electrical connector (J12 X035) from the LH body controller module.
  20. Release the connector locks, and then disconnect the IP electrical connectors (x2) from the LH body controller module.
  21. Move the harness bundle aside for access to the LH body controller.
  22. Remove and discard the nut that attaches the LH body controller to the body.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 10 mm deep socket
  23. Lift the LH body controller module upwards to carefully release the tab and stud, and then remove the LH body controller module from the vehicle.

Install

  1. Position the LH body controller onto the vehicle for installation, align it with the body stud, and secure the tab to attach it to the body.
  2. Install a new nut (1004378-00-B) that attaches the LH body controller to the body.
    6 Nm (4.4 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 10 mm deep socket
  3. Position the harness bundle back to the LH body controller.
  4. Connect the IP harness connectors (x2), fully seat them, and then engage the locks to secure the connection.
  5. Connect the dash electrical connector (J12 X035) to the LH body controller module.
  6. Connect the door electrical connector (J10 X033A) to the LH body controller module.
  7. Connect the door 2 electrical connector (J11 X033B) to the LH body controller module.
  8. Connect the power electrical connector (J14 X036) to the LH body controller module.
  9. Connect the body 6 electrical connector (J8 X039) to the LH body controller module.
  10. Connect the body 2 electrical connector (J3 X031) to the LH body controller module.
  11. Connect the body 4 electrical connector (J5 X034) to the LH body controller module.
  12. Connect the body 5 electrical connector (J6/J7 X038A/B) to the LH body controller module.
  13. Connect the body 3 electrical connector (J4 X032) to the LH body controller module.
  14. Connect the body 1 electrical connector (J1/J2 X030A/B) to the LH body controller module.
  15. Connect the underhood storage unit electrical connector (J9 X037) to the LH body controller module.
  16. Secure the harness clips (x2) that attach the connector to the LH body controller module, then engage the red locking tab to connect the connector.
  17. Release the vent from the main front body harness, then cut the zip tie to reposition the vent back to its original location.
  18. Secure the clips (x2) that attach the LH harness bracket to the body.
  19. Return the LH main carpet back into place.
  20. Install the driver knee airbag. See Cover - Knee Airbag - Driver (2025+) (Remove and Replace).
    Informational PurposesAn informational icon, calling your attention
    Note
    No need to install the driver knee airbag cover.
  21. Perform the following routine using Service Mode or Toolbox (see 0005 - Service Modes): UPDATE_CAN-REDEPLOYvia Toolbox: (link)via Service Mode Plus:
    • Drive Inverter Replacement ➜ Drive Inverter DIRE1L Replacement ➜ CAN Redeploy
    • Drive Inverter Replacement ➜ Drive Inverter DIRE1R Replacement ➜ CAN Redeploy
    • Drive Inverter Replacement ➜ Drive Inverter DIRE2 Replacement ➜ CAN Redeploy
    • Drive Inverter ➜ Front Drive Inverter Replacement ➜ CAN Redeploy
    • Drive Inverter ➜ Rear Drive Inverter Replacement ➜ CAN Redeploy
    • Drive Inverter ➜ Rear Left Drive Inverter Replacement ➜ CAN Redeploy
    • Drive Inverter ➜ Rear Right Drive Inverter Replacement ➜ CAN Redeploy
    • Drive Unit ➜ Front Drive Unit Replacement ➜ CAN Redeploy
    • Drive Unit ➜ Rear Drive Unit Replacement ➜ CAN Redeploy
    • Thermal ➜ HVAC ➜ CAN Redeploy
    • chassis ➜ DPB Post Replacement ➜ CAN Redeploy
    • chassis ➜ ESP Post Replacement ➜ CAN Redeploy
    • chassis ➜ IDB Post Replacement ➜ CAN Redeploy
    • chassis ➜ RCU Post Replacement ➜ CAN Redeploy
    • chassis ➜ ESP Replacement Panel ➜ CAN Redeploy
    • chassis ➜ IBST Replacement Panel ➜ CAN Redeploy
  22. Install the LH lower A-pillar trim. See Trim - A-Pillar - Lower - LH (Remove and Replace).
  23. Perform the following routine using Service Mode or Toolbox (see 0005 - Service Modes): PROC_CONTROLLER_LEFT_POST-REPLACEMENT-PROCEDUREvia Toolbox: (link)via Service Mode Plus: Left Controller ➜ Left Controller Post Replacement ➜ Left Controller Post Replacement Procedure
  24. Exit Service Mode or disconnect the laptop if applicable (see 0005 - Service Modes).
  25. Move the LH front seat to its original position.
  26. Raise the LH front window and close the LH front door.