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Home >> Tesla >> 2021 >> Model 3 Long Range >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Accessories Control Systems >> Electrical System (2 Of 2) -- Model 3 >> Electronic Control Modules >> Module - Body Controller - Front (Dual Motor) - Remove and Replace >> Install

Module - Body Controller - Front (Dual Motor) - Remove and Replace: Install

NOTE: Modules that are revision -K and later do not have the ground busbar and stud in the top corner. These modules are not faulty and the ground busbar and stud to not need to be installed onto the new part.
G14752333Courtesy of TESLA, INC.
  1. Set the front body controller module where it installs into the vehicle, and then tilt the module forward
  2. Install the ground strap to the lower rear of the front body controller module, and then install the bolt that attaches the ground strap to the module.

    9 N.m (6.6 ft-lbs) 

    G14752334Courtesy of TESLA, INC.
  3. Install the ground strap to the lower right side of the front body controller module, and then install the bolt that attaches the ground strap to the module.

    9 N.m (6.6 ft-lbs) 

    G14752335Courtesy of TESLA, INC.
  4. Install the ground strap to the upper rear of the front body controller module, and then install the bolt that attaches the ground strap to the module.

    9 N.m (6.6 ft-lbs) 

    G14752336Courtesy of TESLA, INC.
  5. Slide the busbar onto the lower stud, and then fasten the electrical harness clips (x2) to the bottom of the front body controller module.
    G14752337Courtesy of TESLA, INC.
  6. Install the bolts (x3) that attach the front body controller module to the body.

    10 N.m (7.4 ft-lbs) 

    10 N.m (7.4 ft-lbs) 

    G14752338Courtesy of TESLA, INC.
  7. Install new nuts (x6) and new bolt to attach the power and ground cables to the front body controller module.

    8.5 N.m (6.3 ft-lbs) 

    8.5 N.m (6.3 ft-lbs) 

    NOTE: Make sure that the terminal lugs fit in their channels neatly.
    G14752339Courtesy of TESLA, INC.
  8. Connect the electrical harness to the front body controller module connectors (x4).
    G14752340Courtesy of TESLA, INC.
  9. Visually inspect that the power and the ground cables exit the front body controller module neatly in their respective channels, and parallel to each other.
    CAUTION: Make sure that no cables or wires will be pinched when the front body controller module cover is installed.
    G14752341Courtesy of TESLA, INC.
    G14752342Courtesy of TESLA, INC.
  10. Install the front body controller module cover to the front body controller module, and then install the bolts (x9) that attach the cover to the module.

    6 N.m (4.4 ft-lbs) 

    G14752343Courtesy of TESLA, INC.
  11. Connect the thermal harness to the front body controller module connector.
    G14752344Courtesy of TESLA, INC.
  12. Fasten the clip that attaches the suction/liquid lines to the body near the TXV.
    G14752345Courtesy of TESLA, INC.
  13. Install the thermal harness cover to the front body controller module, and then install the bolt that attaches the cover to the module.

    6 N.m (4.4 ft-lbs) 

    G14752346Courtesy of TESLA, INC.
  14. Shift the LH side of the shock tower brace rearward so that the bolt holes in the brace and shock tower align.
  15. Install the outer bolt that attaches the shock tower brace to the LH shock tower.

    62 N.m (45.7 ft-lbs) 

    G14752347Courtesy of TESLA, INC.
  16. Install the inner bolts (x2) that attach the shock tower brace to the LH shock tower.

    67 N.m (49.4 ft-lbs) 

    67 N.m (49.4 ft-lbs) 

    G14752348Courtesy of TESLA, INC.
  17. Tighten the outer bolt that attaches the shock tower brace to the RH shock tower.

    62 N.m (45.7 ft-lbs) 

    G14752349Courtesy of TESLA, INC.
  18. Tighten the inner bolts (x2) that attach the shock tower brace to the RH shock tower.

    67 N.m (49.4 ft-lbs) 

    67 N.m (49.4 ft-lbs) 

    G14752350Courtesy of TESLA, INC.
  19. Fasten the clip that attaches the 12V battery vent hose to the 12V battery bracket.
    G14752351Courtesy of TESLA, INC.
  20. Fasten the clip that attaches the coolant hose to the 12V battery bracket.
    G14752352Courtesy of TESLA, INC.
  21. Install the upper bolts (x2) that attach the battery bracket to the vehicle.

    15 N.m (11.1 ft-lbs) 

    G14752353Courtesy of TESLA, INC.
  22. Install the nuts (x2) that attach the superbottle to the thermal beam.

    8 N.m (5.9 ft-lbs) 

    G14752354Courtesy of TESLA, INC.
  23. Install the 12V battery rear hook tie down to the body, and then install the bolt that attaches the tie down to the body.

    9 N.m (6.6 ft-lbs) 

    G14752355Courtesy of TESLA, INC.
  24. Install the 12V auxiliary battery. See 12V/LV BATTERY (REMOVE AND REPLACE) .
  25. Connect 12V power. See 12V/LV POWER (DISCONNECT AND CONNECT) .
  26. Reinstall the vehicle firmware. See SOFTWARE REINSTALL - TOUCHSCREEN .
  27. In Toolbox, click Actions  , type "VCFRONT" in the search field, click the Play button next to "TESTRESET_ VCFRONT", and then select Run  .
  28. Disconnect the laptop from the vehicle.
  29. Install the cowl screen panel. See PANEL - COWL SCREEN (REMOVE AND REPLACE) .
  30. Install the LH and RH shock tower covers. See COVER - SHOCK TOWER - LH (REMOVE AND REPLACE) .
  31. Install the LH and RH wiper arms. See WIPER ARMS (REMOVE AND REPLACE) .
  32. Install the underhood storage unit. See UNDERHOOD STORAGE UNIT (REMOVE AND REPLACE) .
  33. Install the cabin intake duct. See DUCT - CABIN INTAKE (REMOVE AND REPLACE) .
  34. Install the rear underhood apron. See UNDERHOOD APRON - REAR (REMOVE AND REPLACE) .
  35. Install the 2nd row lower seat cushion. See SEAT CUSHION - LOWER - 2ND ROW (REMOVE AND REPLACE) .
  36. Perform the headlights adjust procedure. See:
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