24/11/2023 02:52:42

Knuckle - Suspension - Rear - LH (Remove and Replace)

Correction code 31030102 0.90 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.

  • 2023-10-25: Updated torque figure for rear upper fore link to knuckle from 76 Nm to 84 Nm.
  • 1135103-00-A Tool, Spring Compressor, Hook, Model 3
  • 1062500-00-A Card, Magnetic Field Viewer
  • 1137855-00-A TOOL, REAR RIDE HEIGHT TORQUE, MODEL 3
  • 1081765-00-A 3/4 TON UNDERHOIST STAND
  • 1459409-00-A ADAPTER, HUB JACK, MODEL 3
Figure 1. Model 3 shown; Model Y similar
Warning IconA warning icon, calling your attention to a possibly risky situation
Warning
The video(s) included in this procedure are meant as an overview for supplemental purposes only. Follow all of the steps listed in the procedure to avoid damage to components and/or personal injury.

Torque Specifications

Table 1. Torque Specifications: Knuckle - Suspension - Rear - LH (Remove and Replace)
Description Torque Value Recommended Tools Reuse/Replace Notes
Bolts that attach the LH rear hub and bearing to the LH rear knuckle
85 Nm (62.7 lbs-ft)
  • 18 mm socket
  • Flex head ratchet/flex head torque wrench
  • 3 in extension
Reuse
Bolts that attach the LH rear brake dust shield to the knuckle
8 Nm (5.9 lbs-ft)
  • Torx T30 socket
  • 4 in extension
Reuse
Bolt that attaches the rear LH ABS wheel speed sensor to the knuckle
5 Nm (3.7 lbs-ft)
  • 10 mm socket
  • 4 in extension
Replace
Nut that attaches the LH stabilizer bar link to the LH rear suspension knuckle
55 Nm (40.6 lbs-ft)
  • 5 mm hex
  • 15 mm ratcheting combination flex head wrench
 Replace
Bolt and nut that attach the LH rear upper aft link to the LH rear suspension knuckle
134 Nm (98.8 lbs-ft)
  • 21 mm socket
  • 21 mm ratcheting combination flex head wrench
  • 6 in extension
Reuse
Bolt and nut that attach the LH rear upper fore link to the LH rear suspension knuckle
84 Nm (61.9 lbs-ft)
  • 18 mm socket
  • 18 mm ratcheting combination wrench
  • 3 in extension
 Reuse
Bolt and nut that attach the LH rear toe link to the LH rear suspension knuckle
76 Nm (56.0 lbs-ft)
  • 18 mm socket
  • 18 mm ratcheting combination wrench
 Reuse
Bolt and nut that attach the LH rear lower fore link to the LH rear suspension knuckle
76 Nm (56.0 lbs-ft)
  • 18 mm socket
  • 18 mm ratcheting combination wrench
  • Flex head ratchet/flex head torque wrench
Reuse
Bolt and nut that attach the LH rear damper to the LH lower aft link
115 Nm (84.8 lbs-ft)
  • 21 mm socket
  • 21 mm combination wrench
  • Flex head ratchet/flex head torque wrench
Reuse
Bolt and nut that attach the LH rear aft lower link to the LH rear suspension knuckle
115 Nm (84.8 lbs-ft)
  • 21 mm socket
  • 21 mm ratcheting combination wrench
  • Flex head ratchet/flex head torque wrench
Reuse
Nut that attaches the LH rear halfshaft to the LH rear hub assembly
300 Nm (221.2 lbs-ft)
  • 32 mm deep impact socket
  • 6 in extension
Replace

Remove

  1. Inspect the tires for abnormal wear.
    Informational PurposesAn informational icon, calling your attention
    Note
    Use SC-14-00-001 Standard Courtesy Inspection Checklist.
    Informational PurposesAn informational icon, calling your attention
    Note
    Note any abnormal tire wear that could indicated the need for an alignment.
  2. Open the LH front door.
  3. Place the vehicle into "Towing" mode.
  4. Remove the LH rear hub. See Hub - Rear - LH (Remove and Replace).
  5. Remove the bolts that attach the LH rear brake dust shield to the knuckle, and then remove the dust shield from the vehicle.
    Tip: Use of the following tool(s) is recommended:
    • Torx T30 socket
    • 4 in extension
  6. Remove and discard the bolt that attaches the rear LH ABS wheel speed sensor to the knuckle.
    Tip: Use of the following tool(s) is recommended:
    • 10 mm socket
    • 4 in extension
  7. Release the clip and remove the grommet that attach the rear LH ABS wheel speed sensor cable to the rear knuckle and bracket.
  8. Remove the LH rear suspension cover. See Cover - Rear Suspension - LH (Remove and Replace).
  9. Install a spring compressor onto the LH rear coil spring.
  10. Remove and discard the nut that attaches the LH stabilizer bar link to the LH rear suspension knuckle, and then remove the link from the knuckle.
    Informational PurposesAn informational icon, calling your attention
    Note
    Counter-hold the ball joint with a 5 mm hex wrench.
    Tip: Use of the following tool(s) is recommended:
    • 5 mm socket
    • 15 mm ratcheting combination flex head wrench
  11. Remove the bolt and nut that attach the LH rear upper aft link to the LH rear suspension knuckle.
    Tip: Use of the following tool(s) is recommended:
    • 21 mm socket
    • 21 mm ratcheting combination flex head wrench
    • 6 in extension
  12. Remove the bolt and nut that attach the LH rear upper fore link to the LH rear suspension knuckle.
    Tip: Use of the following tool(s) is recommended:
    • 18 mm socket
    • 18 mm ratcheting combination wrench
    • 3 in extension
  13. Remove the bolt and nut that attach the LH toe link to the LH rear suspension knuckle.
    Tip: Use of the following tool(s) is recommended:
    • 18 mm socket
    • 18 mm ratcheting combination wrench
  14. Remove the bolt and nut that attach the LH rear lower fore link to the LH rear suspension knuckle.
    Tip: Use of the following tool(s) is recommended:
    • 18 mm socket
    • 18 mm ratcheting combination wrench
    • Flex head ratchet/flex head torque wrench
  15. Loosen the bolt and nut that attach the LH rear damper to the LH lower aft link.
    Tip: Use of the following tool(s) is recommended:
    • 21 mm socket
    • 21 mm combination wrench
    • Flex head ratchet/flex head torque wrench
  16. Remove the bolt and nut that attach the LH rear aft lower link to the LH rear suspension knuckle.
    Tip: Use of the following tool(s) is recommended:
    • 21 mm socket
    • 21 mm ratcheting combination wrench
    • Flex head ratchet/flex head torque wrench
  17. Remove the LH rear suspension knuckle from the vehicle.

Install

  1. Apply approximately 1 gram of Molykote M-77 Lubricant Paste only to the hub mating face on the outboard side of the LH rear drive unit halfshaft.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Do not apply any lubricant to the halfshaft splines. If lubricant is mistakenly applied, wipe the splines clean with a shop towel.
    Figure 2. Lubricate the area highlighted red
  2. Position the LH rear suspension knuckle on the rear suspension.
  3. Hand-tighten the bolt and nut that attach the LH rear aft lower link to the LH rear suspension knuckle.
  4. Hand-tighten the bolt and nut that attach the LH rear lower fore link to the LH rear suspension knuckle.
  5. Hand-tighten the bolt and nut that attach the LH toe link to the LH rear suspension knuckle.
  6. Hand-tighten the bolt and nut that attach the LH rear upper fore link to the LH rear suspension knuckle.
  7. Hand-tighten the bolt and nut that attach the LH rear upper aft link to the LH rear suspension knuckle.
  8. Position the LH rear stabilizer bar end link into the LH rear knuckle, and then install the nut that attaches the end link to the knuckle.
    55 Nm (40.6 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    Note
    Counter-hold the ball joint with a 5 mm hex wrench.
    Tip: Use of the following tool(s) is recommended:
    • 5 mm hex
    • 15 mm ratcheting combination flex head wrench
  9. Install the clip and grommet that attach the rear LH ABS wheel speed sensor cable to the rear knuckle and bracket.
  10. Install a new patch bolt that attaches the rear LH ABS wheel speed sensor to the knuckle.
    5 Nm (3.7 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 10 mm socket
    • 4 in extension
  11. Install the bolts that attach the LH rear brake dust shield to the knuckle.
    8 Nm (5.9 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • Torx T30 socket
    • 4 in extension
  12. Inspect the tone ring on the LH rear hub prior to installation.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Replace the hub if tone ring shows signs damage.
    Figure 3. Bad tone ring
    Figure 4. Good tone ring
  13. Position the LH rear halfshaft into the LH rear hub assembly, and then install the bolts that attach the LH rear hub and bearing to the LH rear knuckle.
    85 Nm (62.7 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 18 mm socket
    • Flex head ratchet/flex head torque wrench
    • 3 in extension
    Figure 5. Halfshaft hidden for clarity
  14. Install a new nut and washer that attach the LH rear halfshaft to the LH rear hub assembly.
    Informational PurposesAn informational icon, calling your attention
    Note
    Nut will be torqued at a later step.
    Tip: Use of the following tool(s) is recommended:
    • 32 mm deep impact socket
    • 6 in extension
  15. Position the LH rear brake rotor onto the LH rear hub.
  16. Position the LH rear caliper onto the LH rear knuckle, and then install new bolts that attach the caliper to the knuckle.
    83 Nm (61.2 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • External Torx E18
  17. Remove the bolt that attaches the brake rotor to the hub.
    Tip: Use of the following tool(s) is recommended:
    • 10 mm socket
    • 2 in extension
  18. Install the hub jack adapter onto the LH rear hub and hand-tighten the lug nuts.
  19. Use an underhoist stand to support the hub jack adapter.
  20. Locate the rear ride height torque tool insertion point in the subframe, and then insert the rear ride height torque gauge to verify that the rear suspension is set to ride height specifications. Adjust the support stand or spring compressor tool, if necessary.
    Informational PurposesAn informational icon, calling your attention
    Note
    The suspension is at the simulated ride height when the top of the tool touches the subframe and the lower part of the tool interfaces with the lower control arm.
    Tip: Use of the following tool(s) is recommended:
    • 1137855-00-A TOOL, REAR RIDE HEIGHT TORQUE, MODEL 3
  21. Measure the distance between the bottom of the quarter panel to the center of the rear axle to make sure that the rear suspension is set to ride height: The distance should measure 427 mm.
  22. Tighten the bolt and nut that attach the LH toe link to the LH rear suspension knuckle. Mark the bolt with a paint pen.
    76 Nm (56.0 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 18 mm socket
    • 18 mm ratcheting combination wrench
  23. Tighten the bolt and nut that attach the LH rear upper fore link to the LH rear suspension knuckle. Mark the bolt with a paint pen.
    84 Nm (61.9 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 18 mm socket
    • 18 mm ratcheting combination wrench
    • 3 in extension
  24. Tighten the bolt and nut that attach the LH rear lower fore link to the LH rear suspension knuckle. Mark the bolt with a paint pen.
    76 Nm (56.0 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 18 mm socket
    • 18 mm ratcheting combination wrench
    • Flex head ratchet/flex head torque wrench
  25. Tighten the bolt and nut that attach the LH rear upper aft link to the LH rear suspension knuckle. Mark the bolt with a paint pen.
    134 Nm (98.8 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 21 mm socket
    • 21 mm ratcheting combination flex head wrench
    • 6 in extension
  26. Tighten the bolt and nut that attach the LH rear aft lower link to the LH rear suspension knuckle. Mark the bolt with a paint pen.
    115 Nm (84.8 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 21 mm socket
    • 21 mm ratcheting combination wrench
    • Flex head ratchet/flex head torque wrench
  27. Tighten the nut and bolt that attach the LH rear damper assembly to the LH rear lower aft link. Mark the bolt with a paint pen.
    115 Nm (84.8 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 21 mm socket
    • 21 mm combination wrench
    • Flex head ratchet/flex head torque wrench
  28. Remove the support stand from underneath the LH rear suspension.
  29. Remove the rear hub jack adapter from the LH rear hub.
  30. Install the bolt that attaches the brake rotor to the hub.
    5 Nm (3.7 lbs-ft)
  31. Remove the spring compressor from the LH rear coil spring.
  32. Install the LH rear suspension cover. See Cover - Rear Suspension - LH (Remove and Replace).
  33. Install the LH rear wheel. See Wheel Assembly (Remove and Install).
  34. Torque the LH rear halfshaft nut.
    300 Nm (221.2 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 32 mm deep impact socket
  35. Touch and hold the park button to release EPB service mode.
  36. Close the LH front door.
  37. Remove the vehicle from the lift. See Raise Vehicle - 2 Post Lift.
  38. Refer to the Alignment Requirement tables to determine whether an EPAS alignment check (EC) or four wheel alignment check (AC) is necessary. If performed, add the alignment check/adjust as a separate activity. See Alignment Requirement - Suspension.