23/07/2024 17:33:09

Rear Drive Unit - Electric Oil Pump 2.0 DG (Remove and Install)

Correction code 4001093021 4001093022 FRT 0.66 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.

Warning IconA warning icon, calling your attention to a possibly risky situation
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.
Warning IconA warning icon, calling your attention to a possibly risky situation
Warning
Cybertruck electronics are powered by a 48V "mid voltage" or "MV" architecture that is designed to improve efficiency. Servicing MV components requires extra knowledge and care in order to avoid personal and/or vehicular harm. Read and understand MV precautions in Electrical Precautions and make sure any required MV-related training courses have been completed, as applicable.

Remove

  1. Raise and support the vehicle on a 2 post lift. See Raise Vehicle - 2 Post Lift.
  2. Open the LH front door and lower the LH front window.
  3. Put the vehicle in Service Mode. See Service Mode.
  4. Open the powered frunk.
  5. Remove the rear underhood apron. See Underhood Trim - Rear Apron Assembly (Remove and Install).
  6. Disconnect MV power. See Disconnect MV Power.
  7. Fully raise the vehicle.
  8. Remove the mid aero shield.
    Informational PurposesAn informational icon, calling your attention
    Note
    x6 clips; x3 bolts, 15 mm, 70 Nm; x3 bolts, 13 mm, 28 Nm; x2 bolts, 10 mm, 6 Nm
  9. Position the oil drain under the rear drive unit.
  10. Disconnect the LH rear electric oil feed pump electrical connector.
    Informational PurposesAn informational icon, calling your attention
    Note
    Release the connector lock; press and gently pull.
  11. Remove the bolts (x2) that attach the LH rear electric oil feed pump.
    Tip: Use of the following tool(s) is recommended:
    • External Torx Plus EP10
    Informational PurposesAn informational icon, calling your attention
    Note
    Torque: 5 Nm + 20 degrees
  12. Remove the rear electric oil feed pump from the rear drive unit.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Carefully insert a plastic wedge between the oil pump and the lower housing bracket. In small increments, work the wedge between the lower housing bracket and the oil pump until the green O-ring is visible.
    Informational PurposesAn informational icon, calling your attention
    Note
    Remove the oil pump by hand toward the rear side of the vehicle. Residual oil will drain from the housing. Allow oil to drain.

Install

  1. Position the oil pump into the rear drive unit.
    Informational PurposesAn informational icon, calling your attention
    Note
    Use residual oil in the oil pump cavity to lubricate the seals of the oil pump before installation.
    Informational PurposesAn informational icon, calling your attention
    Note
    Align the bolt holes with the housing.
  2. Install the bolts (x2) that attach the oil pump to the rear drive unit.
    Tip: Use of the following tool(s) is recommended:
    • External Torx Plus EP10
    Informational PurposesAn informational icon, calling your attention
    Note
    Torque: 5 Nm + 20 degrees
  3. Remove the oil drain plug from the rear drive unit (4DU).
    15 Nm (11.1 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 8 mm Allen
  4. Secure the oil drain plug onto the rear drive unit (4DU).
    15 Nm (11.1 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 8 mm Allen
    Informational PurposesAn informational icon, calling your attention
    Note
    Verify the O-ring is not damaged. Replace the O-ring as needed.
  5. Remove the oil fill plug from the rear drive unit (4DU).
    15 Nm (11.1 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 8 mm Allen
    Informational PurposesAn informational icon, calling your attention
    Note
    Verify the O-ring is not damaged. Replace the O-ring as needed.
  6. Release the clips (x3) that attach the RH side acoustic cover to the lower portion of the acoustic cover.
  7. Release the clips (x2) that attach the RH side acoustic cover to the rear drive unit.
  8. Set up fill kit with KAF1.
    Informational PurposesAn informational icon, calling your attention
    Note
    Fill measuring container to 2.5L / 2500 mL The 4DU rear drive unit will take 2.3L of fluid, but add extra oil to container as it will prevent underfill and additional air being injected.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Only use KAF1 fluid for the 4DU. Do not interchange or mix oil types.
  9. Position the oil pump hose into the rear drive unit fill hole.
  10. Pump fluid into the rear drive unit.
    Informational PurposesAn informational icon, calling your attention
    Note
    Pump fluid into the rear drive unit until fluid spills out. Fill specification for the 4DU is 2.3L. Using excess gearbox fluid in the fill container allows the oil pump to dispense the full 2.3L without drawing air. Make sure that there is less than 200mL left when completed. Pumping the full 2.5L is not required.
  11. Remove the oil pump hose from the rear drive unit fill hole.
    Informational PurposesAn informational icon, calling your attention
    Note
    Turn off the valve, and then remove the hose from the fill hole.
  12. Secure the oil fill plug onto the rear drive unit (4DU).
    15 Nm (11.1 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 8 mm Allen
    Informational PurposesAn informational icon, calling your attention
    Note
    Verify the O-ring is not damaged. Replace O-ring as needed.
  13. Spray the area with brake cleaner and wipe any residual fluid.
  14. Fasten the clips (x2) that attach the RH side acoustic cover to the rear drive unit.
    Informational PurposesAn informational icon, calling your attention
    Note
    Route cover between the subframe and the axle.
  15. Remove the fluid catcher from underneath the vehicle.
  16. Connect the rear oil pump electrical connector.
    Informational PurposesAn informational icon, calling your attention
    Note
    Fully seat the connector, and then engage the locking tab.
  17. Install the mid aero shield
    Informational PurposesAn informational icon, calling your attention
    Note
    x6 clips; x3 bolts, 15 mm, 70 Nm; x3 bolts, 13 mm, 28 Nm; x2 bolts, 10 mm, 6 Nm
    Informational PurposesAn informational icon, calling your attention
    Note
    Apply Loctite 222 onto the mid aero shield bolts, and then install the fasteners.
  18. Lower the vehicle until the tires are touching the ground.
  19. Reconnect MV power. See Disconnect MV Power.
  20. Install the rear underhood apron. See Underhood Trim - Rear Apron Assembly (Remove and Install).
  21. Close the powered frunk.
  22. Remove the vehicle from the lift. See Raise Vehicle - 2 Post Lift.
  23. Exit Service Mode. See Service Mode.
  24. Raise the LH front window and close the LH front door.