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HOMESERVICE MANUALSTESLA2018MODEL 3 BASEREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTDRIVERS ASSISTANCE SYSTEMS - ADASELECTRICAL SYSTEM (2 OF 2) -- MODEL 3ELECTRONIC CONTROL MODULESMODULE - BODY CONTROLLER - RH (RHD) - REMOVE AND REPLACEINSTALL
2018 Tesla Model 3 Base

Module - Body Controller - RH (RHD) - Remove and Replace: Install

2018 Tesla Model 3 BaseSECTION Install
  1. Position the shroud by itself in position on the vehicle.
    CAUTION: A shroud should be installed on the body controller module even if one was not present during removal.
    G14744031Courtesy of TESLA, INC.
    NOTE: Position the shroud vertical and move it up above the computer, and then pivot the lower edge so that the shroud sits horizontally.
    G14744032Courtesy of TESLA, INC.
  2. Maneuver the RH body controller module into position under the IP carrier, and then install the 2 clips that attach the shroud to the module.
    G14744033Courtesy of TESLA, INC.
    NOTE: Make sure that both clips are fully seated.
  3. Align the W-clip with the body cutout, and then slide down to attach the RH body controller to the body.
  4. Install new nut that attaches the RH body controller module to the vehicle.

    Tip: Use of the following tool(s) is recommended:

    • 10 mm socket
    • 1/4 in std ratchet
    • 1/4 in torque wrench (installation only)
    • 2 in extension
    G14744034Courtesy of TESLA, INC.
  5. Install the clip that attaches the wiring harness to the RH body controller.
    G14744035Courtesy of TESLA, INC.
  6. Move the RH body harness towards the right side of the RH body controller, and then install attach the harness clips (x4) to the RH body controller.
    G14744036Courtesy of TESLA, INC.
  7. Connect the body 3 electrical connector onto the RH body controller module.
    G14744037Courtesy of TESLA, INC.
    NOTE: Make sure that the body 3 electrical connector lock is fully engaged.
  8. Connect the body 1 electrical connector onto the RH body controller module.
    G14744038Courtesy of TESLA, INC.
    NOTE: Make sure that the body 1 electrical connector lock is fully engaged.
  9. Connect the body 2 electrical connector onto the RH body controller module.
    G14744039Courtesy of TESLA, INC.
    NOTE: Make sure that the body 2 electrical connector lock is fully engaged.
  10. Install the harness clips (x2) onto the lower IP carrier.
  11. Install the DCDC positive cables onto the RH body controller module.

    8.5 N.m (6.3 ft-lbs) 

    Tip: Use of the following tool(s) is recommended:

    • 10 mm 12-point deep socket
    • 1/4 in std ratchet
    • 1/4 in torque wrench (installation only)
    • 2 in extension
    G14744040Courtesy of TESLA, INC.
  12. Install new nut that attaches the 12V power cable to the RH body controller module.

    8.5 N.m (6.3 ft-lbs) 

    Tip: Use of the following tool(s) is recommended:

    • 10 mm 12-point deep socket
    • 1/4 in std ratchet
    • 1/4 in torque wrench (installation only)
    • 4 in extension
    G14744041Courtesy of TESLA, INC.
  13. Connect the inline electrical connector, and then attach it to the RH body controller module.
    G14744042Courtesy of TESLA, INC.
  14. Connect the front wiring harness electrical connector onto the RH body controller module.
    G14744043Courtesy of TESLA, INC.
  15. Connect the HVAC electrical connector onto the RH body controller module.
    G14744044Courtesy of TESLA, INC.
  16. Connect the instrument panel electrical connector onto the RH body controller module.
    G14744045Courtesy of TESLA, INC.
  17. Connect the instrument panel harness coaxial cable onto the RH body controller module.
    G14744046Courtesy of TESLA, INC.
  18. Connect the driver seat electrical connector onto the RH body controller module.
    G14744047Courtesy of TESLA, INC.
    NOTE: Make sure that the driver seat electrical connector lock is fully engaged.
  19. Connect the RH front door electrical connector onto the RH body controller module.
    G14744048Courtesy of TESLA, INC.
    NOTE: Make sure that the RH front door electrical connector lock is fully engaged.
  20. Connect the RH front door wiring connectors onto the RH body controller module.
    G14744049Courtesy of TESLA, INC.
  21. Install the nuts that attach the RH carpet locator bracket onto the vehicle.

    2.5 N.m (1.8 ft-lbs) 

    G14744050Courtesy of TESLA, INC.
  22. Fold the RH front carpet back to its original position.
  23. Install the RH lower A-pillar trim. See TRIM - A-PILLAR - LOWER - LH (REMOVE AND REPLACE) .
  24. Install the RH middle A-pillar trim. See TRIM - A-PILLAR - MIDDLE - LH (REMOVE AND REPLACE) .
  25. Install the RH footwell duct. See DUCT - FOOTWELL - RH (RHD) (REMOVE AND REPLACE) .
  26. Connect 12V power. See 12V/LV POWER (DISCONNECT AND CONNECT) .
  27. Reinstall the vehicle firmware. See SOFTWARE REINSTALL - TOUCHSCREEN .
  28. In Toolbox, click Actions  , type "PROC_VCRIGHT" in the search field, click the Play button next to "PROC_VCRIGHT_X-POST-REPLACEMENT-PROCEDURE", and then select Run  .
    NOTE: Perform this step with the doors closed. The windows and seats will move during this process.
  29. Disconnect the laptop from the vehicle.
RENDER: 1.0x

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
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  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.