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Home >> Tesla >> 2021 >> Model X Long Range Plus >> Repair and Diagnosis >> Drivelines & Axles >> Differentials & Drive Axles >> Front Drive Unit -- Model X >> Front Drive Unit Assembly >> Drive Unit - Front - Remove And Install >> Remove
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Drive Unit - Front - Remove And Install: Remove

  1. Move the vehicle to a 2 post lift. See Raise Vehicle - 2 Post Lift .
  2. Perform a cooling system thermal fill drain. See Thermal Fluid - Cooling System (Fill/Drain) .
  3. Remove the LH and RH rocker panel moldings. See Molding - Rocker Panel - LH (Remove And Replace) .
  4. Position the 2 post lift pads for HV battery removal.
    G15411364Courtesy of TESLA, INC.
    G15411365Courtesy of TESLA, INC.
    G15411366Courtesy of TESLA, INC.
  5. Set the steering wheel straight ahead, place a protector sheet onto the driver seat, and then install the steering wheel lock.
    G15411367Courtesy of TESLA, INC.
  6. Remove the rear underhood apron. See Underhood Apron - Rear (Remove and Replace) .
  7. Remove the underhood storage unit. See Underhood Storage Unit (Remove and Install) .
  8. Remove the LH and RH sill panel trims. See Trim - Sill Panel - Rear - LH (Remove and Replace) .
  9. Remove the 2nd row mid floor panel. See:
  10. Remove the LH and RH mid C-pillar trim. See Trim - C-Pillar - Mid - LH (Remove and Replace) .
  11. Remove the LH and RH lower C-pillar trim. See Trim - C-Pillar - Lower - LH (Remove and Replace) .
  12. Remove the 2nd row rear floor panel. See:
  13. Remove the bolts (x2) that attach the busbar duct to the body, and then remove the busbar duct from the vehicle.
    G15411368Courtesy of TESLA, INC.
  14. Remove the LH upper C-pillar trim. See Trim - C-Pillar - Upper - LH (Remove and Replace) .
  15. Remove the trunk sill trim. See Trim - Sill - Trunk (Remove and Replace) .
  16. Remove the trunk side trim bracket. See:
  17. Disconnect LV power. See LV Power (Disconnect and Connect) .
  18. Set the high voltage multimeter to DC voltage, lightly touch the probes to the auxiliary battery connector contacts, and verify that the multimeter displays a voltage.
    NOTE: Battery voltage is typically 14.5 to 15.5 volts.
    G15411369Courtesy of TESLA, INC.
    G15411370Courtesy of TESLA, INC.
  19. Remove the cowl screen panel. See Panel - Cowl Screen (Remove and Replace) .
  20. Remove the wiper module. See Wiper Module (Remove and Replace) .
  21. Remove the bolt that attaches the ground strap to the front drive unit.
    NOTE: The bolt is captive to the ground strap.
    G00645933Courtesy of TESLA, INC.
  22. Pull the red tab, and then pull the tab again to disconnect the frunk harness from the front drive unit harness connector.
    G00645935Courtesy of TESLA, INC.
  23. Release the clip that attaches the frunk harness to the front drive unit.
    G00645934Courtesy of TESLA, INC.
  24. Remove the 3rd row seat cushion, if installed. See Cushion - Seat - 3rd Row (Remove and Replace) .
  25. Remove the LH inner reinforcement. See Reinforcement - Inner - LH (Remove and Replace) .
  26. Loosen the LH and RH front axle nuts.
    G15411371Courtesy of TESLA, INC.
  27. Remove the LH and RH front wheels. See Wheel (Remove and Install) .
  28. Remove the mid aero shield panel. See Panel - Aero Shield - Mid (Remove and Replace) .
  29. Perform the vehicle electrical isolation procedure. See Vehicle Electrical Isolation Procedure .
  30. Remove the leather glove protectors and the HV insulating gloves.
    G15411372Courtesy of TESLA, INC.
  31. Remove the bolt that secures the charge port busbar connector access door.
    G15411373Courtesy of TESLA, INC.
  32. Remove the bolts (x2) that attach the charge port busbar connector to the DC input HV header.

    9 N.m (6.6 ft-lbs) 

    G15411374Courtesy of TESLA, INC.
  33. Lift the charge port busbar connector to remove the connector from the DC input HV header.
    G15411375Courtesy of TESLA, INC.
  34. Remove the LH and RH shear plates. See Shear Plate - Rear Subframe - LH (Remove and Replace) .
  35. Remove the front aero shield panel. See Panel - Aero Shield - Front (Remove and Replace) .
  36. Remove the front skid plate. See Skidplate - Front (Remove and Replace) .
  37. Remove the HV battery. See HV Battery (AWD) (Remove and Install) .
  38. Remove the front fascia valance. See Valance - Front Fascia (Remove And Replace) .
  39. Remove the front subframe. See Subframe Assembly - Front (Remove and Install) .
  40. Remove the LH and RH front halfshafts. See HALFSHAFT - FRONT DRIVE UNIT - LH (REMOVE AND REPLACE)  and HALFSHAFT - FRONT DRIVE UNIT - RH (REMOVE AND REPLACE) .
  41. Move the coolant drain container to under the front drive unit.
    G15411376Courtesy of TESLA, INC.
  42. Release the clip, disconnect the powertrain coolant return hose from the front drive unit heat exchanger, and then immediately plug the fittings for the hose and heat exchanger.
    G15411377Courtesy of TESLA, INC.
  43. Release the clip, disconnect the powertrain coolant hose from the front drive unit inverter hose, and then immediately plug the fittings.
    G15411378Courtesy of TESLA, INC.
  44. Move the coolant drain container out from underneath the vehicle.
    G15411379Courtesy of TESLA, INC.
  45. Release the clips (x2) that attach the electrical harness and HVAC drain tube to the RH cross brace, remove the bolts (x3) that attach the cross brace to the RH casting, and then remove the cross brace from the vehicle.
    G15411380Courtesy of TESLA, INC.
  46. Remove the bolts (x3) that attach the LH cross brace to the LH casting, and then remove the cross brace from the vehicle.
    G15411381Courtesy of TESLA, INC.
  47. Release the clips (x4) that attach the rear portion of the RH front wheel arch liner, and pull the liner forward to expose the front drive unit mounting bolts.
    G15411382Courtesy of TESLA, INC.
    G15411383Courtesy of TESLA, INC.
  48. Position a transmission jack fixture under the front drive unit.
    G15411384Courtesy of TESLA, INC.
  49. Raise the transmission jack fixture up and against the front drive unit, and then use the strap to secure the drive unit to the fixture.
    G15411385Courtesy of TESLA, INC.
  50. Remove the bolts (x2) that attach the LH front drive unit mount to the LH casting.
    G15411386Courtesy of TESLA, INC.
  51. Remove the bolts (x2) that attach the RH front drive unit mount to the RH casting.
    G15411387Courtesy of TESLA, INC.
  52. With the help of an assistant, lower the transmission jack fixture, and maneuver harnesses and hoses around the front drive unit as it is lowered.
    G15411388Courtesy of TESLA, INC.
  53. Move the transmission jack fixture out from under the vehicle.
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