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Home >> Tesla >> 2021 >> Model X Long Range Plus >> Repair and Diagnosis (Single Page) >> Hybrid/Electric Powertrain >> Electric Motor Systems >> Front Drive Unit -- Model X >> Front Inverter >> Fluid Coupling (Straight) - Front Drive Unit - Remove And Replace >> Remove

Fluid Coupling (Straight) - Front Drive Unit - Remove And Replace: 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.
    G15411701Courtesy of TESLA, INC.
    G15411702Courtesy of TESLA, INC.
    G15411703Courtesy of TESLA, INC.
  5. Remove the rear underhood apron. See Underhood Apron - Rear (Remove and Replace) .
  6. Remove the underhood storage unit. See Underhood Storage Unit (Remove and Install) .
  7. Remove the LH and RH sill panel trims. See Trim - Sill Panel - Rear - LH (Remove and Replace) .
  8. Remove the 2nd row mid floor panel. See:
  9. Remove the LH and RH mid C-pillar trim. See Trim - C-Pillar - Mid - LH (Remove and Replace) .
  10. Remove the LH and RH lower C-pillar trim. See Trim - C-Pillar - Lower - LH (Remove and Replace) .
  11. Remove the 2nd row rear floor panel. See:
  12. Remove the bolts (x2) that attach the busbar duct to the body, and then remove the busbar duct from the vehicle.
    G15411704Courtesy of TESLA, INC.
  13. Remove the LH upper C-pillar trim. See Trim - C-Pillar - Upper - LH (Remove and Replace) .
  14. Remove the trunk sill trim. See Trim - Sill - Trunk (Remove and Replace) .
  15. Remove the trunk side trim bracket. See:
  16. Disconnect LV power. See LV Power (Disconnect and Connect) .
  17. 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.
    G15411705Courtesy of TESLA, INC.
    G15411706Courtesy of TESLA, INC.
  18. Remove the 3rd row seat cushion, if installed. See Cushion - Seat - 3rd Row (Remove and Replace) .
  19. Remove the LH inner reinforcement. See Reinforcement - Inner - LH (Remove and Replace) .
  20. Remove the mid aero shield panel. See Panel - Aero Shield - Mid (Remove and Replace) .
  21. Perform the vehicle electrical isolation procedure. See Vehicle Electrical Isolation Procedure .
  22. Remove the leather glove protectors and the HV insulating gloves.
    G15411707Courtesy of TESLA, INC.
  23. Remove the bolt that secures the charge port busbar connector access door.
    G15411708Courtesy of TESLA, INC.
  24. Remove the bolts (x2) that attach the charge port busbar connector to the DC input HV header.

    9 N.m (6.6 ft-lbs) 

    G15411709Courtesy of TESLA, INC.
  25. Lift the charge port busbar connector to remove the connector from the DC input HV header.
    G15411710Courtesy of TESLA, INC.
  26. Remove the LH and RH rear subframe shear plates. See Shear Plate - Rear Subframe - LH (Remove and Replace) .
  27. If the vehicle is equipped with a performance rear drive unit, slide the red connector locking tab, open the black release lever, and then disconnect the rear drive unit HV harness from the HV battery RH HV header.
    G15411711Courtesy of TESLA, INC.
  28. Remove the front aero shield panel. See Panel - Aero Shield - Front (Remove and Replace) .
  29. Remove the front skid plate. See Skidplate - Front (Remove and Replace) .
  30. Remove the HV battery. See HV Battery (AWD) (Remove and Install) .
  31. Remove the bolts (x3) that attach the LH cross brace to the LH casting, and then remove the cross brace from the vehicle.
    G15411712Courtesy of TESLA, INC.
  32. Move the coolant drain container to under the front drive unit.
    G15411713Courtesy of TESLA, INC.
  33. Release the clip, disconnect the front drive unit inverter inlet hose from the front drive unit inverter, and then immediately plug the fittings.
    G15411714Courtesy of TESLA, INC.
  34. Remove the bolt that attaches the front drive unit HV harness to the front drive unit, and then move the HV harness aside.
    G15411715Courtesy of TESLA, INC.
  35. Remove and discard the bolt that attaches the straight fluid coupling to the front drive unit inverter, and then remove the coupling from the inverter.
    G15411716Courtesy of TESLA, INC.