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Home >> Tesla >> 2021 >> Model X Long Range Plus >> Repair and Diagnosis (Single Page) >> Body & Frame >> Frames, Subframes & Crossmembers >> Chassis And SUBFRAMES -- Model X >> Chassis And Subframes >> Subframe Assembly - Front - Remove And Install >> Install

Subframe Assembly - Front - Remove And Install: Install

  1. Move the subframe lifting tool and front subframe in to under the vehicle.
    G15409320Courtesy of TESLA, INC.
  2. Connect the shop supply air to the subframe lifting tool.
    G15409321Courtesy of TESLA, INC.
  3. With the help of an assistant, carefully raise the front subframe into the vehicle.
    NOTE: Hold the knuckles aside, and guide the active damper forks around suspension links.
    G15409322Courtesy of TESLA, INC.
  4. Hand-tighten the bolts located at the front of the front subframe.
    NOTE: Depending on the vehicle manufacture date, the front-most bolts might be as follows (16 mm or 18 mm):
    • M12 1.75 x 75 bolt (1063242-00-B) and M12 x 24 x 2.5 washer (1103852-00-A)
    • M12 1.75 x 115 bolt (1608611-00-C)
    NOTE: Hand-tighten the bolts, and then use a battery powered drill to continue fastening the bolts. Do not tighten fully. Fully tighten the bolts at later step.
    G15409323Courtesy of TESLA, INC.
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    G15409325Courtesy of TESLA, INC.
  5. Lower the subframe lift, disconnect the shop supply air, and move the lift out from under the vehicle.
    G15409326Courtesy of TESLA, INC.
  6. Hand-tighten the rear bolts of the front subframe.
    NOTE: 21 mm. Depending on the vehicle manufacture date, the rear bolts might be as follows:
    • M14 2.0 x 58 (1133941-00-C)
    • M14 2.0 x 67 (1638540-00-A)
    NOTE: Hand-tighten the bolts, and then use a battery powered drill to continue fastening the bolts. Do not tighten fully. Fully tighten the bolts at later step.
    G15409327Courtesy of TESLA, INC.
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    G15409329Courtesy of TESLA, INC.
  7. Tighten the front subframe bolts.
    NOTE: 16 mm or 18 mm bolts: 80 N.m
    NOTE: 21 mm bolts: Depending on the vehicle manufacture date, the torque rating of the bolts is as follows:
    • M14 2.0 x 58 (1133941-00-C): 115 N.m
    • M14 2.0 x 67 (1638540-00-A): 145 N.m
    G15409330Courtesy of TESLA, INC.
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  8. Install the LH tie rod into the LH front knuckle, and then install a new nyloc nut to attach the tie rod to the knuckle.

    102 N.m (75.2 ft-lbs) 

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

    • 21 mm socket
    G15409333Courtesy of TESLA, INC.
  9. Install the LH fore link to the LH front knuckle, and then install a new nyloc nut to attach the fore link to the knuckle.

    180 N.m (132.7 ft-lbs) 

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

    • 22 mm socket
    • Torx T45 socket
    NOTE: To prevent ball joint damage, use a T45 tool to prevent the LH fore link ball joint stud from turning while installing the nut.
    G15409334Courtesy of TESLA, INC.
  10. Install the LH aft link to the LH front knuckle, and then install a new nut to attach the aft link to the knuckle.

    180 N.m (132.7 ft-lbs) 

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

    • 22 mm socket
    • Torx T45 socket
    NOTE: To prevent ball joint damage, use a T45 tool to prevent the LH aft link ball joint stud from turning while installing the nut.
    G15409335Courtesy of TESLA, INC.
  11. Install and hand tighten the nut and bolt that attach the LH front active damper to the front lower aft link.

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

    • 21 mm socket
    • 21 mm combination wrench
    NOTE: The nut and bolt will be torqued during the alignment check.
    G15409336Courtesy of TESLA, INC.
  12. Install the LH front stabilizer bar link into the front stabilizer bar, and then install a new nyloc nut that attaches the link to the stabilizer bar.

    70 N.m (51.6 ft-lbs) 

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

    • 15 mm socket
    • 5 mm hex
    NOTE: To prevent ball joint damage, use a 5 mm hex wrench to prevent the LH link ball joint stud from turning while installing the nut.
    G15409337Courtesy of TESLA, INC.
  13. Fasten the clips (x2) that attach the LH front ANC connection onto the knuckle.
    G15409338Courtesy of TESLA, INC.
  14. Connect the electrical harness to the LH front wheel speed sensor connector.
    G15409339Courtesy of TESLA, INC.
  15. Repeat step  8 through step for the RH side of the vehicle.
  16. Bring the electrical harness to the front subframe, and then fasten the clips (x3) that attach the electrical harness to the subframe.
    G15409340Courtesy of TESLA, INC.
  17. Connect the steering rack electrical connectors (x2), and then slide the red locking tab.
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  18. Connect the electrical harness to the EPAS CAN connectors (x2), and then slide the red locking tabs.
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  19. Slide the steering column intermediate shaft down and onto the steering rack input shaft.
    G15409343Courtesy of TESLA, INC.
  20. Install the bolt that attaches the steering column intermediate shaft to the steering rack input shaft.

    30 N.m (22.1 ft-lbs) 

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

    • 13 mm socket
    G15409344Courtesy of TESLA, INC.
  21. Install the front skid plate. See SKIDPLATE - FRONT (REMOVE AND REPLACE) .
  22. Install the front fascia valance. See Valance - Front Fascia (Remove and Replace) .
  23. Install the front aero shield panel. See Panel - Aero Shield - Front (Remove and Replace) .
  24. Install the LH and RH front wheels. See Wheel (Remove and Install) .
  25. Connect LV power. See LV Power (Disconnect and Connect) .
  26. Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace) .
  27. Remove the vehicle from the 2 post lift. See Raise Vehicle - 2 Post Lift .
  28. Calibrate the rear doors.
    NOTE: If the "Calibration Needed" message appears on the vehicle touchscreen, touch and hold Calibrate  to calibrate the rear doors.
  29. Remove the steering wheel holder from the vehicle.
  30. Refer to the Alignment Requirement tables to determine if an alignment check (AC) or full adjustment (FA) is necessary. See Alignment Requirement - Suspension .