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Home >> Tesla >> 2020 >> Model X Performance >> Repair and Diagnosis (Single Page) >> Body & Frame >> Frames, Subframes & Crossmembers >> Chassis And SUBFRAMES -- Model X >> Chassis And Subframes >> Subframe Assembly - Front - 2nd Generation - Remove And Install >> Remove

Subframe Assembly - Front - 2nd Generation - Remove And Install: Remove

  1. Raise and support the vehicle on a 2 post lift. See RAISE VEHICLE - 2 POST LIFT .
  2. Install the steering wheel holder to lock the front wheels to ensure proper placement of the steering wheel.
  3. Remove the rear center underhood apron. See UNDERHOOD APRON - CENTER - REAR (REMOVE AND REPLACE) .
  4. Remove the LH and RH underhood aprons. See UNDERHOOD APRON - LH (REMOVE AND REPLACE) .
  5. Remove the front underhood apron. See ASSEMBLY - UNDERHOOD APRON - FRONT (REMOVE AND REPLACE) .
  6. Disconnect the electrical connectors for the LH and RH underhood storage area lights. See LIGHT - UNDERHOOD STORAGE AREA - LH (REMOVE AND REPLACE) .
  7. Remove the underhood storage carpet. See CARPET - UNDERHOOD STORAGE (REMOVE AND INSTALL) .
  8. Remove the underhood storage unit. See UNDERHOOD STORAGE UNIT (REMOVE AND REPLACE) .
  9. Remove the HEPA filter. See FILTER - HEPA (REMOVE AND REPLACE) .
  10. Disconnect 12V power. See DISCONNECT 12V POWER .
  11. Remove the LH and RH front wheels. See WHEEL (REMOVE AND INSTALL) .
  12. Remove and discard the RH nyloc nut that attaches the tie rod end to the steering knuckle, and then disconnect the tie rod from the steering knuckle. Repeat this step on the LH tie rod end.
    NOTE: RH tie rod
    G15206236Courtesy of TESLA, INC.
    NOTE: LH tie rod
    G15206237Courtesy of TESLA, INC.
  13. Remove the front aero shield panel. See PANEL - AERO SHIELD - FRONT (REMOVE AND REPLACE) .
  14. Remove the mid aero shield panel. See PANEL - AERO SHIELD - MID (REMOVE AND REPLACE) .
  15. Remove the HV battery assembly. See HV BATTERY (AWD) (REMOVE AND INSTALL) .
  16. Remove the front skidplate. See SKIDPLATE - FRONT (REMOVE AND REPLACE) .
  17. Remove the front subframe skid bar. See SKID BAR - FRONT SUBFRAME (REMOVE AND REPLACE) .
  18. Remove the bolt that attaches the RH front strut to the front lower aft link. Repeat this step on the LH front strut.
    NOTE: RH side
    G15206238Courtesy of TESLA, INC.
    NOTE: LH side
    G15206239Courtesy of TESLA, INC.
  19. Remove the bolt that attaches the LH front lower aft link to the front subframe assembly, and then move the link aside.
    NOTE: Index the location of the eccentric with a paint marker.
    G15206240Courtesy of TESLA, INC.
  20. Remove the bolt that attaches LH front lower fore link to the front subframe assembly, and then move the link aside.
    NOTE: Index the location of the eccentric with a paint marker.
    G15206241Courtesy of TESLA, INC.
  21. Remove the bolt that attaches the RH front lower aft link to the front subframe assembly, and then move the link aside.
    NOTE: Index the location of the eccentric with a paint marker.
    G15206242Courtesy of TESLA, INC.
  22. Remove the bolt that attaches the RH front lower fore link to the front subframe assembly, and then move the link aside.
    NOTE: Index the location of the eccentric with a paint marker.
    G15206243Courtesy of TESLA, INC.
  23. Remove and discard the nut that attaches the LH stabilizer bar to the stabilizer bar end link, and then remove the end link from the stabilizer bar. Repeat this step on the RH stabilizer bar.
    NOTE: LH shown, RH similar
    G15206244Courtesy of TESLA, INC.
  24. Remove the bolt that attaches the lower i-shaft to the steering rack, and then slide the i-shaft up and away from the steering rack.
    G15206245Courtesy of TESLA, INC.
  25. Disconnect the logic connectors (x2) for the steering rack.
    NOTE: Slide each gray lock out, and then press the lock to disconnect the logic connectors.
    G15206246Courtesy of TESLA, INC.
  26. Disconnect the battery pump 1 electrical connector.
    G15206247Courtesy of TESLA, INC.
  27. Disconnect the battery pump 2 electrical connector.
    G15206248Courtesy of TESLA, INC.
  28. Remove the fir tree clip that attaches the battery pump 1 pigtail to the front subframe assembly.
    G15206249Courtesy of TESLA, INC.
  29. Remove the fir tree clips (x2) that attach the electrical harness to the front subframe assembly.
    G15206250Courtesy of TESLA, INC.
  30. Remove the edge clip that attaches the windshield cowl drain to the front subframe assembly.
    G15206251Courtesy of TESLA, INC.
  31. Put the coolant drain container underneath the LH front corner of the vehicle to catch coolant that might spill during the next step.
  32. Disconnect the hose from the chiller to the battery coolant pump 1, and then plug the coolant line with a hose clamp from the coolant hose plug kit.
    G15206252Courtesy of TESLA, INC.
  33. Disconnect the hose from the chiller to the battery coolant pump 1, and then plug the coolant line using a plug from the coolant hose plug kit.
    G15206253Courtesy of TESLA, INC.
  34. Disconnect the hose from the battery coolant heater to coolant pump 2 at the rear of the front subframe assembly, and then plug with a hose clamp from the coolant hose plug kit.
    NOTE: The coolant drain container might need to be moved to properly catch any residual coolant.
    G15206254Courtesy of TESLA, INC.
  35. Remove the coolant drain container from under the LH front side of the vehicle.
  36. Position the powertrain table with the Model S/X subframe adapter installed under the front of the vehicle.
    G15206255Courtesy of TESLA, INC.
  37. Connect shop air supply to the powertrain table.
  38. Raise the powertrain table and subframe fixture into position.
    G15206256Courtesy of TESLA, INC.
    NOTE: Make sure that the pins are installed into the correct positions on the fixture.
    NOTE: Make sure that the pins engage the front subframe assembly so that it is properly supported.
    G15206257Courtesy of TESLA, INC.
    G15206258Courtesy of TESLA, INC.
  39. Remove the bolt that attaches the LH side condenser bracket to the front subframe assembly. Repeat this step on the RH side condenser bracket.
    G15206259Courtesy of TESLA, INC.
  40. Remove the bolt that attaches the LH stabilizer bar mount to the body through the front subframe assembly. Repeat this step on the RH stabilizer bar mount.
    NOTE: LH side
    G15206260Courtesy of TESLA, INC.
  41. Remove the LH rear bolt that attaches the front subframe assembly to the body. Repeat this step on the RH rear bolt
    NOTE: LH side
    G15206261Courtesy of TESLA, INC.
    NOTE: RH side
    G15206262Courtesy of TESLA, INC.
  42. Slowly lower the front subframe assembly to gain access to the power and ground electrical connectors for the steering rack, and then disconnect both electrical connectors.
    G15206263Courtesy of TESLA, INC.
    G15206264Courtesy of TESLA, INC.
    NOTE: Disengage the red locking tab before disconnecting the steering rack electrical connectors.
    NOTE: Adjust the powertrain table as the front subframe assembly is being lowered.
  43. Lower the front subframe assembly completely, and then move the front subframe assembly from under the vehicle.
    CAUTION: Do not work on the front subframe assembly while it is under the vehicle.
    NOTE: Make sure that the powertrain table is clear of the vehicle.
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