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Home >> Tesla >> 2019 >> Model S Performance >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Steering -- Model S >> Steering Rack And Lower Column >> Intermediate Shaft - Steering Column - Lower (Dual Motor) (2nd Generation) - Remove And Replace >> Installation

Intermediate Shaft - Steering Column - Lower (Dual Motor) (2nd Generation) - Remove And Replace: Installation

  1. Using a paintbrush, apply Krytox lubricant on all of the intermediate shaft u-joint seals and crevices.
    G14981605Courtesy of TESLA, INC.
  2. Position the lower steering column intermediate shaft for installation on the vehicle.
  3. Slide the upper portion of the lower steering column intermediate shaft up and onto the upper steering column intermediate shaft.
    G14981606Courtesy of TESLA, INC.
  4. Slide the lower portion of the lower steering column intermediate shaft down and onto the steering rack input shaft.
    G14981607Courtesy of TESLA, INC.
  5. Install the new bolt that attaches the lower steering column intermediate shaft to the steering rack.
    • Model S vehicles built before April 10, 2016:  (torque 49 N.m)
    • Model S vehicles built after April 10, 2016:  (torque 30 N.m)
    G14981608Courtesy of TESLA, INC.
  6. Install the front skidplate. See Skidplate - Front (Remove and Replace) .
  7. Install the front aero shield. See Panel - Aero Shield - Front (Remove and Replace) .
  8. Install the new bolts (x4) that attach the HV battery to the front subframe (torque 30 N.m).
    G14981609Courtesy of TESLA, INC.
  9. Install the front bash plate extrusion. See Bash Plate - Front - Extrusion (Remove and Replace) .
  10. Lower the vehicle until the tires are touching the ground. See Raise Vehicle - 2 Post Lift .
  11. Install the new nut and bolt that attach the lower intermediate steering column shaft to the upper intermediate shaft (torque 49 N.m).
    NOTE: The nut is welded onto upper intermediate shafts on vehicles built July 2017 onwards. On vehicles built before this date, check the upper intermediate shaft and order a new nut if it is not welded to the shaft.
    G14981610Courtesy of TESLA, INC.
    G14981611Courtesy of TESLA, INC.
  12. Remove the steering wheel holder from the vehicle.
  13. Reconnect 12V power. See Disconnect 12V Power .
  14. Install the HEPA filter outlet duct. See Duct - HEPA Filter - Outlet (Remove and Replace) .
  15. Install the front underhood apron. See Underhood Apron - Front (Remove and Replace) .
  16. Install the LH and RH underhood aprons. See Underhood Apron - LH (Remove and Replace) .
  17. Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace) .
  18. If equipped with air suspension, deactivate Jack Mode. See Jack Mode Activation .
  19. With the vehicle in Park, tires touching the ground, and brake pedal depressed, perform 4 lock-to-lock steering inputs, noting any friction, grinding, or other abnormal sensations from the steering wheel. Repeat this test with the brake pedal released.
  20. Raise the vehicle slightly so that the tires are off the ground.
  21. With the vehicle in Park and the brake pedal released, perform 4 lock-to-lock steering inputs, noting any friction, grinding, or other abnormal sensations from the steering wheel. If any concerns were detected while performing the previous steering sweeps, perform further diagnosis to identify the cause for these concerns.
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