04/06/2024 07:01:20

Halfshaft - Rear Drive Unit - LH (Plaid) (Remove and Replace)

Correction code 40302012 1.26 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 proper PPE is worn when performing the below procedure.

  • 2024-06-04: Updated EPB Service Mode reference.
  • 2024-01-19: Updated EPB Service Mode reference.
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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. Raise and support vehicle.
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    Note
    Set air suspension to "Jack Mode" if equipped.
  2. Place the vehicle into EPB Service Mode. See Park Brake Caliper - Release.
  3. Remove LH rear wheel center cap.
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    Note
    1x cap.
  4. Loosen the LH rear axle nut.
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    Note
    1x nut, 32mm, 245 Nm.
  5. Remove LH rear wheel cap.
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    Note
    Lift every other spoke at a time until cap is released from rim.
  6. Loosen LH rear wheel.
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    Note
    5x nuts, 21mm, 175 Nm.
  7. Raise vehicle partially and lower onto locks.
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    Note
    Set vehicle to comfortable working height, Make sure there's an audible click of the locks on both sides before lowering, otherwise vehicle may tilt to the side.
  8. Remove LH rear wheel.
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    Note
    5x nuts, 21mm, 175 Nm.
  9. Disconnect EPB harness connector to the LH caliper motor.
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    Note
    1x connector, Disengage locking tab then release connector.
  10. Release subframe harness from LH rear active dampener.
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    Note
    2x connectors, 1x grommet.
  11. Release harness clip from LH rear knuckle.
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    Note
    1x clip.
  12. Remove wheel speed sensor from LH rear knuckle .
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    Note
    1x bolt, T30, 5 Nm.
  13. Release connector to LH rear ANC sensor.
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    Note
    1x connector, Disengage red locking tab and push down on black tab to release.
  14. Release subframe harness from LH lower control arm.
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    Note
    1x fur tree clip.
  15. Remove bolts securing LH rear knuckle harness bracket and move aside.
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    Note
    2x bolts, T30, 5 Nm, Move harness aside with bracket.
  16. Release LH rear brake hose from LH rear lower control arm.
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    Note
    1x bolt, 10mm, 6 Nm.
  17. Release LH rear stabar link from rear knuckle assembly.
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    Note
    1x nyloc nut, 15mm, 55 Nm, Break nut loose then counter-hold ball joint with 5mm hex, Discard after removal.
  18. Remove LH rear brake caliper from LH rear knuckle and hang from body.
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    Note
    2x bolts, E18, 125 Nm, Route caliper hose so that it does not get caught on stabar assembly.
  19. Remove axle nut and discard washer securing LH rear drive axle to hub assembly.
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    Note
    If washers are not present, procure a set so they can be installed later in this procedure.
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    Note
    1x nut, 32mm, 245 Nm.
  20. If installed, remove and discard the bolt that attaches the brake rotor to the hub.
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    Note
    A new bolt will not be installed.
    Tip: Use of the following tool(s) is recommended:
    • 13 mm socket
  21. Install the hub puller onto the LH rear brake rotor.
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    Note
    5x lug nuts, 21mm, Hand tight.
  22. Use hub puller to free LH rear halfshaft from hub splines.
  23. Remove hub puller from LH rear hub assembly.
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    Note
    5x lug nuts, 21mm, Hand tight.
  24. Remove rotor from LH rear knuckle.
  25. Remove nut securing LH rear air spring module to LH rear knuckle.
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    Note
    1x nut, 21mm, 140 Nm, Do not remove the bolt.
  26. Remove bolt securing LH rear upper fore link to knuckle.
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    Note
    1x bolt, 1x flag nut, 21mm, 150 Nm.
  27. Remove bolt securing LH rear toe link to knuckle.
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    Note
    1x bolt, 1x flag nut, 21mm, 150 Nm.
  28. Remove bolt securing LH rear lower fore link to knuckle.
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    Note
    1x bolt, 1x flag nut, 21mm, 150 Nm.
  29. Remove bolt securing LH rear upper aft link to knuckle.
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    Note
    1x bolt, 21mm, 150 Nm.
  30. Remove bolt securing LH rear lower aft link to knuckle.
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    Note
    1x bolt, 1x flag nut, 21mm, 150 Nm.
  31. Remove LH rear knuckle assembly from vehicle.
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    Note
    Recommend assistance, Support knuckle as needed, Remove bolt holding knuckle to air strut and remove knuckle assembly.
  32. Release LH inboard CV joint from RDU and remove from vehicle.
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    Note
    1x U-bolt, 2x nuts, 10mm, Torque hand-tight, Wrap cable around inner joint, then tighten with U-bolt, Use slide hammer with cable eyelets to release, To avoid damage to the halfshaft boots and oil seals, exercise caution when removing, Place shop towel onto heat exchanger assembly to avoid damage.

Install

  1. Position halfshaft into vehicle for installation.
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    Note
    Ensure snap-ring is installed on halfshaft assembly.
  2. Install LH inboard CV joint into RDU.
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    Note
    Recommend assistance, Remove axle seal plug if necessary, Caution not to damage the axle seal during installation, Carefully push the halfshaft into the drive unit until there is an audible "click" from the halfshaft stub contacting the pinion shaft.
  3. Apply Molykote M-77 to outboard side of LH axle shaft.
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    Note
    Clean if necessary, Apply no more than 1 gram to axle only.
  4. Position LH rear knuckle for installation.
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    Note
    Recommend assistance, Place knuckle into vehicle for installation, If required, use a bolt or punch to temporarily hold knuckle in place, Remove pin punch when fasteners for the links are ready to be installed.
  5. Align the splines of the LH rear halfshaft with those of the LH rear hub, and then install the halfshaft into the hub.
  6. Install only the axle nut onto the halfshaft, and then use a ratchet and socket to manually tighten the nut to pull the halfshaft into the hub until it seats.
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    Note
    Do not use power tools to tighten the nut as it might strip the threads.
  7. Remove the axle nut from the halfshaft, install a new washer onto the halfshaft, and then reinstall the axle nut hand tightened.
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    Note
    The axle nut is torqued in a later step.
  8. Install bolt securing LH rear lower aft link to knuckle.
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    Note
    1x bolt, 1x flag nut, 21mm, 150 Nm, Insert bolt and secure flag nut, Torque at later step.
  9. Install bolt securing LH rear toe link to knuckle.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolt, 1x flag nut, 21mm, 150 Nm, Insert bolt and secure flag nut, Torque at later step.
  10. Install bolt securing LH lower fore link to knuckle.
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    Note
    1x bolt, 1x flag nut, 21mm, 150 Nm, Use a pry bar to help align fastener hole to knuckle, Insert bolt and secure flag nut, Torque at later step.
  11. Install bolt securing LH upper fore link to knuckle.
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    Note
    1x bolt, 1x flag nut, 21mm, 150 Nm, Insert bolt and secure flag nut, Torque at later step.
  12. Install bolt securing LH rear upper aft link to knuckle.
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    Note
    1x bolt, 1x flag nut, 21mm, 150 Nm, Insert bolt and thread in fully, Torque at later step.
  13. Install bolt securing LH rear air spring module to LH rear knuckle.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolt, 1x nut, 21mm, 150 Nm, Recommend assistance, Use shop towel and prevent marring on the air spring module, Line up air spring module with knuckle, Torque at later step.
  14. Position rotor onto LH rear knuckle.
  15. Install axle nut and new washer on the halfshaft.
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    Note
    1x nut, 32mm, 245 Nm. Torque at later step.
  16. Install hub jack adapter onto LH rear hub.
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    Note
    5x lug nuts, 21mm, Hand tight, Used modified hydraulic hub tool if correct adapter is not available.
  17. Position and raise support stand to simulate LH rear suspension at ride height.
  18. Measure the distance from the upper fore link to the bolt on the frame rail to make sure LH suspension is set to ride height.
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    Note
    Distance should be 85mm +/- 5mm.
  19. Torque bolt securing LH rear toe link to knuckle.
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    Note
    1x bolt, 1x flag nut, 21mm, 150 Nm, Mark with paint pen.
  20. Torque bolt securing LH rear upper fore link to knuckle.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolt, 1x flag nut, 21mm, 150 Nm, Mark with paint pen.
  21. Torque bolt securing LH rear lower aft link to knuckle.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolt, 1x flag nut, 21mm, 150 Nm, Mark with paint pen.
  22. Torque bolt securing LH rear lower fore link to knuckle.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolt, 1x flag nut, 21mm, 150 Nm, Mark with paint pen.
  23. Torque bolt securing LH rear upper aft link to knuckle.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolt, 21mm, 150 Nm, Mark with paint pen.
  24. Torque bolt securing the LH shock to knuckle.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x nut, 21mm, 150 Nm, Mark with paint pen.
  25. Remove support stand from underneath LH rear suspension.
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    Note
    Lower stand until suspension is unladen before removal.
  26. Remove hub jack adapter from LH rear hub.
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    Note
    5x lug nuts, 21mm, Hand tight.
  27. Install LH rear brake caliper to knuckle.
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    Note
    2x bolts, E18, 125 Nm, Remove S-hook.
  28. Secure LH rear brake hose to LH rear lower control arm.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolt, 10mm, 6 Nm.
  29. Secure LH rear stabar link to rear knuckle assembly.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x nyloc nut, 15mm, 55 Nm, Install new fastener,Counter-hold ball joint with 5mm hex.
  30. Route and install bolts securing LH rear knuckle harness bracket .
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    Note
    2x bolts, T30, 5 Nm, Route into place and secure.
  31. Secure subframe harness to LH lower aft arm.
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    Note
    1x clip.
  32. Secure connector to LH rear ANC sensor.
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    Note
    1x connector, Engage red locking tab.
  33. Install wheel speed sensor to LH rear knuckle .
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolt, T30, 5 Nm.
  34. Secure harness clip onto LH rear knuckle.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x clip.
  35. Secure subframe harness to LH rear active dampener.
    Informational PurposesAn informational icon, calling your attention
    Note
    2x connectors, 1x grommet.
  36. Connect LH EPB caliper harness connector.
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    Note
    1x connector, Fully seat connector then engage locking tab.
  37. Install LH rear wheel.
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    Note
    5x nuts, 21mm, 175 Nm, Start lug nuts by hand before using power tool.
  38. Lower vehicle until tires are touching the ground.
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    Note
    Raise lift off locks, then hold lock release lever to keep locks free while vehicle is lowered.
  39. Torque LH rear wheel.
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    Note
    5x nuts, 21 mm, 175 Nm.
  40. Install LH rear wheel cap.
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    Note
    Align valve stem with cap.
  41. Torque LH rear axle nut.
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    Note
    1x nut, 32mm, 245 Nm.
  42. Install LH rear wheel center cap.
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    Note
    1x cap, Verify emblem is aligned with valve stem.
  43. Hold brake pedal and select park on UI to disable EPB service mode.
  44. Remove vehicle from lift.
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    Note
    Lower rack arms fully and remove them from under vehicle, Remove air suspension from "Jack Mode".
  45. Perform a four wheel alignment check. See Four Wheel Alignment Check.