Tesla Model 3: Knuckle - Suspension - Front - LH (Dual Motor) (Remove and Replace)

Knuckle - Suspension - Front - LH (Dual Motor) - Remove

Remove

1. If equipped, remove the LH front wheel center cap. See Cap - Wheel (Remove and Replace).
2. Loosen the LH front wheel lug nuts.

Caution:  Use only hand tools to remove or install the fasteners. Do not use impact or power tools.

Caution: Use a 6 point socket. Do not use a 12 point socket or a specialty socket.

3. Loosen the LH front drive unit halfshaft nut.
4. Raise the vehicle, and then remove the LH front wheel. See Wheel (Remove and Install).

5. Remove and discard the LH front drive unit halfshaft nut and washers.

Note: The washers are attached to the nut.

6. Position the hub puller tool onto the LH front wheel studs, and then hand-tighten the wheel lug nuts (x5).
7. Remove the LH front drive unit halfshaft from the LH front hub assembly, and then set the halfshaft aside.

Note: While holding the hub in position, turn the hydraulic hub puller tool handle clockwise to separate the LH front drive unit halfshaft from the hub assembly.

8. Remove the hub puller tool from the LH front wheel studs.

9. Remove the bolt that attaches the LH front brake hose bracket to the LH front suspension knuckle.
10. Remove and discard the bolts that attach the LH front brake caliper to the LH front suspension knuckle, and then use an S-hook to hang the caliper off of the vehicle.
11. Remove the LH front brake rotor. See Brake Rotor - Front - LH (Remove and Replace).

12. Remove the bolts that attach the LH front hub to the LH front knuckle.

13. Remove the LH front hub from the vehicle.
14. Remove the LH front brake dust shield. See Shield - Dust - Brake - Front - LH (Remove and Replace).

15. Remove and discard the bolts that attach the LH front ABS wheel speed sensor and electrical harness to the LH front suspension knuckle.

16. Release the clip that attaches the LH front ABS wheel speed sensor electrical harness to the LH front suspension knuckle.

17. Remove and discard the nut that attaches the LH tie rod end to the LH front suspension knuckle, and then remove the tie rod end from the knuckle.

18. Remove the bolt and discard the nut that attach the LH upper control arm to the LH front suspension knuckle.

19. Remove and discard the nut that attaches the LH front lower compliance link to the front suspension knuckle.

20. Remove and discard the nut that attaches the LH front lower lateral link to the LH front suspension knuckle.
21. Remove the LH front suspension knuckle from the vehicle.

Knuckle - Suspension - Front - LH (Dual Motor) - Install

Install

1. Rest the LH front drive unit half shaft in the LH front suspension knuckle, and then install a new nut that attaches the knuckle to the lower lateral link. Torque 180 Nm

2. Install a new nut that attaches the LH front lower compliance link to the LH front suspension knuckle. Torque 180 Nm

Note: Use a T45 bit to hold the LH front lower compliance link in position.

3. Install the bolt and new nut that attach the LH upper control arm to the LH front suspension knuckle. Torque 56 Nm Torque 56 Nm

4. Install a new nut that attaches the LH tie rod end to the LH front suspension knuckle. Torque 180 Nm

5. Install new bolts that attach the LH front ABS wheel speed sensor and electrical harness to the LH front suspension knuckle. Torque 5 Nm

6. Install the clip that attaches the LH front ABS wheel speed sensor electrical harness to the LH front suspension knuckle.
7. Install the LH front brake dust shield. See Shield - Dust - Brake - Front - LH (Remove and Replace).
8. Use a magnetic field viewing card to check the LH front hub's tone ring.

9. Apply approximately 1 gram of Molykote M-77 Lubricant Paste only to the hub mating face on the outboard side of the LH front drive unit halfshaft.

Caution: Do not apply any lubricant to the halfshaft splines. If lubricant is mistakenly applied, wipe the splines clean with a shop towel.

10. Position the LH front hub on the LH front suspension knuckle, and then insert the LH front halfshaft in the hub.

Halfshaft hidden for clarity

11. Install the bolts that attach the LH front hub to the LH front knuckle. Torque 85 Nm
12. Install the LH front brake rotor. See Brake Rotor - Front - LH (Remove and Replace).

Halfshaft hidden for clarity

13. Remove the S-hook, and then install the new bolts that attach the LH front brake caliper to the LH front suspension knuckle. Torque 94 Nm

14. Install the bolt that attaches the LH front brake hose bracket to the LH front suspension knuckle. Torque 5 Nm

15. Hand-tighten the new front drive unit halfshaft nut and washers.
16. Position the LH front wheel on the vehicle, and then hand-tighten the LH front wheel lug nuts.
17. Lower the vehicle until the tires are touching the ground, and then fully tighten the LH front wheel lug nuts. See Wheel (Remove and Install).

18. Fully tighten the new front drive unit halfshaft nut and washers. Torque 245 Nm
19. If equipped, install the LH front wheel center cap. See Cap - Wheel (Remove and Replace).
20. Perform a 4 wheel alignment. See Four Wheel Alignment (Check and Adjust).
21. Perform a test drive.