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Home >> Tesla >> 2024 >> Model 3 Base >> Repair and Diagnosis (Single Page) >> Hybrid/Electric Powertrain >> Electric Motor Systems >> Rear Drive Unit -- Model 3 >> Rear Drive Unit Assembly >> Rear Drive Unit Assembly - Assembly, Breather, 3DU - Remove And Replace >> Remove

Rear Drive Unit Assembly - Assembly, Breather, 3DU - Remove And Replace: Remove

  1. Raise and support the vehicle. See RAISE VEHICLE - 2 STANDS .
  2. Remove the rear underhood apron. See UNDERHOOD TRIM - REAR APRON ASSEMBLY - REMOVE AND REPLACE .
  3. Disconnect the LV power. See LV BATTERY - LI-ION - DISCONNECT AND CONNECT .
  4. Remove the 2nd row lower seat cushion. See 2ND ROW SEAT ASSEMBLIES - 2ND ROW SEAT CUSHION - REMOVE AND REPLACE .
  5. Perform Vehicle HV Disablement Procedure. See VEHICLE HV DISABLEMENT PROCEDURE .
  6. Remove the LH and RH wheels. See WHEEL ASSEMBLY - REMOVE AND INSTALL .
  7. Remove the rear aero shield panel. See REAR UNDERTRAY AND DIFFUSER - MODEL 3/Y, REAR AERO SHIELD - REMOVE AND REPLACE .
  8. Remove the LH and RH rear suspension covers. See REAR UNDERTRAY AND DIFFUSER - LH REAR SUSPENSION COVER - REMOVE AND REPLACE .
  9. Remove the rear fascia. See BUMPER AND FASCIA - REAR BUMPER FASCIA - REAR FASCIA - REMOVE AND INSTALL .
  10. Disconnect the RH subframe harness electrical connector.
    G16604448Courtesy of TESLA, INC.
  11. Use a clip prytool to release the clip that attaches the RH subframe harness to the body.
    G16604449Courtesy of TESLA, INC.
  12. Remove the nut that attaches the rear drive unit ground strap to the body.

    Tip: Use of the following tool(s) is recommended:

    • 10 mm deep socket
    • Ratchet/torque wrench
    G16604450Courtesy of TESLA, INC.
  13. Remove the stabilizer bar. See REAR STABILIZER BAR AND LINKS - REAR STABILIZER BAR ASSEMBLY - REMOVE AND REPLACE .
  14. Remove the rear HV battery skid plate. See HIGH VOLTAGE BATTERY ASSEMBLY - SKID PLATE, REAR, ECOAT, ENCLOSURE - REMOVE AND REPLACE .
  15. Remove the rear drive unit inlet hose. See HOSES - TUBE (PT), RDU INVERTER INLET - REMOVE AND REPLACE .
  16. Remove the HV battery to the rear drive unit harness. See HV HARNESSES - ASSEMBLY, HV HARNESS, RDU - REMOVE AND REPLACE .
  17. Position the rear subframe lifting tool beneath the rear subframe.
  18. Attach an air hose to the rear subframe lifting tool.
  19. With an assistant, raise the rear subframe lifting tool to support the rear subframe.
  20. Loop the straps over the rear subframe, hook the ends of the straps to the metal rings, and then pull the straps tight to restrain the subframe to the rear subframe lifting tool.
    NOTE: Lower the vehicle to give more slack to connect the straps to the rings, if necessary.
  21. Mark the LH and RH rear subframe bolts for realignment during installation.
    NOTE: LH shown; RH similar
    G16604451Courtesy of TESLA, INC.
  22. Remove the LH and RH rear subframe front shear plates. See REAR SUBFRAME - FRONT LEFT, REAR SUBFRAME SHEAR PLATE - REMOVE AND REPLACE .
  23. Remove and discard the LH and RH bolts that attach the rear subframe to the body.

    Tip: Use of the following tool(s) is recommended:

    • 21 mm socket
    • 6 in extension
    • Ratchet/torque wrench
    NOTE: LH shown; RH similar
    G16604452Courtesy of TESLA, INC.
  24. With an assistant, slowly lower the rear subframe and rear drive unit about 3.25 in (8.25 cm) from the vehicle.
  25. Tilt the subframe fixture forward to access the breather.
  26. Remove the breather from the rear drive unit.

    Tip: Use of the following tool(s) is recommended:

    • 22 mm combination wrench
    G16604453Courtesy of TESLA, INC.
    G16604454Courtesy of TESLA, INC.
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