23/07/2024 17:29:58

Front Knuckle - Hub and Bearing - Front Knuckle Assembly - LH (Remove and Replace)

Correction code 3101055022 FRT 0.78 NOTE: Unless otherwise explicitly stated in the procedure, the above correction code and FRT reflect all of the work required to perform this procedure, including the linked procedures. Do not stack correction codes unless explicitly told to do so. NOTE: See Flat Rate Times to learn more about FRTs and how they are created. To provide feedback on FRT values, email LaborTimeFeedback@tesla.com. NOTE: See Personal Protection to make sure wearing proper PPE when performing the below procedure.

Table 1. Torque Specifications: Front Suspension
Description Torque Value Recommended Tools Reuse/Replace Notes
Bolt that attaches the front steering actuator LH tie rod to the LH front knuckle
170 Nm (125.4 lbs-ft)
  • 21 mm socket
 Reuse
Nut that attaches the LH front upper control arm to the LH front knuckle
80 Nm (59.0 lbs-ft)
  • 18 mm socket
 Reuse
Bolts (x2) that attach the LH front brake caliper to the LH front knuckle
315 Nm (232.3 lbs-ft)
  • 24 mm socket
 Reuse
Bolt that attaches the LH front halfshaft to the LH front hub
200 Nm (147.5 lbs-ft)
  • 24 mm socket
 Reuse
Nut that attaches the LH front lower control arm to the LH front knuckle
190 Nm (140.1 lbs-ft)
  • 24 mm socket
 Reuse
Bolts that attach the LH front hub to the LH front knuckle
105 Nm (77.4 lbs-ft)
  • 18 mm socket
 Reuse
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Warning
This procedure is a DRAFT. Although it has been validated, Warnings and Cautions might be missing. Follow safety requirements and use extreme caution when working on or near High Voltage systems and components. Provide corrections and feedback to ServiceDevelopment@teslamotors.com.

Remove

  1. Open the LH front door and lower the LH front window.
  2. Raise and support the vehicle on a 2 post lift. See Raise Vehicle - 2 Post Lift.
  3. Connect a laptop with Toolbox 3 to the vehicle. See Toolbox 3 (Connect and Disconnect).
  4. In Toolbox, click the Actions tab, and then search for "TAS service run".
  5. Click the TAS Enter Service Run Mode, and then click Run. Allow the routine to complete.
    Informational PurposesAn informational icon, calling your attention
    Note
    Click the X at the top right of window to close once complete.
  6. Click the Actions tab, and then search for "TAS deflate".
  7. Click the TAS Deflate Component, and then click Run. Allow the routine to complete.
    Informational PurposesAn informational icon, calling your attention
    Note
    Select "FL" from the drop-down menu. Click the X at the top right of window to close once complete.
  8. Remove the LH front wheel cap. See Wheel Cover - Front - LH (Remove and Install).
  9. Loosen the LH front wheel lug nuts (x6).
    205 Nm (151.2 lbs-ft)
    .
    Tip: Use of the following tool(s) is recommended:
    • 21 mm deep socket
  10. Loosen the LH front halfshaft bolt.
    Tip: Use of the following tool(s) is recommended:
    • 24 mm socket
  11. Raise the vehicle fully.
    Informational PurposesAn informational icon, calling your attention
    Note
    Set to a comfortable working height. Lower to locks. Ensure locks engage on both sides to prevent tilting.
  12. Remove the nuts (x6) that attach the wheel to the hub, and then remove the wheel from the vehicle.
    Tip: Use of the following tool(s) is recommended:
    • 21 mm deep socket
  13. Remove the bolt that attaches the LH front halfshaft.
    Tip: Use of the following tool(s) is recommended:
    • 24 mm socket
  14. Remove the bolt that attaches the LH front brake hose bracket to the knuckle.
    10 Nm (7.4 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 10 mm deep socket
  15. Remove the bolts (x2) that attach the LH front caliper to the knuckle, and then set the caliper aside with an S-hook
    Tip: Use of the following tool(s) is recommended:
    • 24 mm socket
    Informational PurposesAn informational icon, calling your attention
    Note
    The rotor will be loose until the caliper is installed.
  16. Remove the LH front brake rotor from the hub.
  17. Remove the nut that attaches the LH tie rod end to the knuckle.
    Tip: Use of the following tool(s) is recommended:
    • 21 mm socket
  18. Remove the LH tie rod end from the knuckle.
  19. Disconnect the LH front wheel speed sensor electrical connector, and then remove the bolt that attaches the LH front wheel speed sensor to the knuckle.
    8 Nm (5.9 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • Torx T30 socket
  20. Remove the clips (x2) that attach the LH front chassis jumper electrical harness to the knuckle.
  21. Position and raise the pole jack onto the LH front lower control arm.
  22. Remove the nut that attaches the LH front upper control arm to the knuckle.
    Tip: Use of the following tool(s) is recommended:
    • 18 mm socket
    Informational PurposesAn informational icon, calling your attention
    Note
    Use a step ladder as needed.
  23. Lower and remove the pole jack from the LH front lower control arm.
  24. Remove the bolts (x4) that attach the LH front hub and brake shield to the knuckle.
    Tip: Use of the following tool(s) is recommended:
    • 18 mm socket
    Informational PurposesAn informational icon, calling your attention
    Note
    x1 tab
    Informational PurposesAn informational icon, calling your attention
    Note
    Shield will be loose until the hub is installed. Move the halfshaft aside.
  25. Remove the nut that attaches the LH front knuckle to the lower control arm.
    Tip: Use of the following tool(s) is recommended:
    • 24 mm socket

Install

  1. Install the nut that attaches the LH front knuckle to the lower control arm.
    190 Nm (140.1 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 24 mm socket
  2. Install the bolts (x4) that attach the LH front hub and brake shield to the knuckle.
    105 Nm (77.4 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 18 mm socket
    Informational PurposesAn informational icon, calling your attention
    Note
    x1 tab
    Informational PurposesAn informational icon, calling your attention
    Note
    Position the shield onto the hub.
    Informational PurposesAn informational icon, calling your attention
    Note
    Move the halfshaft aside.
  3. Partially install the LH front halfshaft bolt.
    Tip: Use of the following tool(s) is recommended:
    • 24 mm socket
    Informational PurposesAn informational icon, calling your attention
    Note
    Do not tighten the bolt at this time. The bolt will be tighten later in this procedure.
  4. Hand tighten the LH front halfshaft onto the knuckle.
    Informational PurposesAn informational icon, calling your attention
    Note
    Torque the bolt at a later step in this procedure.
    Informational PurposesAn informational icon, calling your attention
    Note
    Hold the knuckle against the halfshaft, and then rotate the hub until splines click. Engage the splines, and then hand tighten the bolt. If the splines are properly engaged, the hub will rotate the halfshaft.
  5. Position and raise the pole jack onto the LH front lower control arm.
  6. Install the nut that attaches the LH front upper control arm to the knuckle.
    80 Nm (59.0 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 18 mm socket
    Informational PurposesAn informational icon, calling your attention
    Note
    Use a step stool as needed.
  7. Lower and remove the pole jack from the LH front lower control arm.
  8. Install the clips (x2) that attach the LH front chassis jumper electrical harness to the knuckle.
  9. Install the bolt that attaches the LH front wheel speed sensor to the knuckle, and then connect the sensor electrical connector.
    8 Nm (5.9 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • Torx T30 socket
  10. Position the LH tie rod end onto the knuckle.
  11. Install the nut that attaches the LH tie rod end to the knuckle.
    170 Nm (125.4 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 21 mm socket
  12. Position the LH front brake rotor.
    Informational PurposesAn informational icon, calling your attention
    Note
    The rotor will be loose until the caliper is installed.
  13. Install the bolts (x2) that attach the LH front caliper to the knuckle.
    315 Nm (232.3 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 24 mm socket
    Informational PurposesAn informational icon, calling your attention
    Note
    Recommend assistance.
    Informational PurposesAn informational icon, calling your attention
    Note
    The rotor will be loose until the caliper is installed.
  14. Install the bolt that attaches the LH front brake hose bracket to the knuckle.
    10 Nm (7.4 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 10 mm deep socket
  15. Install the LH front wheel, and then hand tighten the wheel lug nuts.
    Informational PurposesAn informational icon, calling your attention
    Note
    Tightening of the lug nuts will be performed later in this procedure.
  16. Lower the vehicle until the tires are touching the ground.
    Informational PurposesAn informational icon, calling your attention
    Note
    Raise lift off locks, and then hold lock release lever to keep the locks free while the vehicle is lowered.
  17. Tighten the LH front halfshaft bolt.
    200 Nm (147.5 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 24 mm socket
  18. Install the LH front wheel. See Wheel Assembly (Remove and Install).
  19. Install the LH front wheel cap. See Wheel Cover - Front - LH (Remove and Install).
  20. Connect a laptop with Toolbox 3 to the vehicle. See Toolbox 3 (Connect and Disconnect).
  21. In Toolbox, click the Actions tab, and then search for "TAS normal".
  22. Click TAS Enter Normal Run Mode, and then click Run. Allow the routine to complete.
    Informational PurposesAn informational icon, calling your attention
    Note
    Click the X at the top right of the window to close once complete.
  23. Disconnect the laptop from the vehicle. See Toolbox 3 (Connect and Disconnect).
  24. Remove the vehicle from the lift. See Raise Vehicle - 2 Post Lift.
  25. Raise the LH front window and close the LH front door.