23/05/2024 08:10:11

Breather - Rear Drive Unit (Remove and Replace)

Correction code 40305402 2.70 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.

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.

Remove

  1. Move the vehicle to a 2 post lift. See Raise Vehicle - 2 Post Lift.
  2. Connect a laptop with Toolbox 3 to the vehicle. See Toolbox 3 (Connect and Disconnect).
  3. Release the electronic parking brake. See Park Brake Caliper - Release.
  4. Disconnect the laptop with Toolbox 3 from the vehicle. See Toolbox 3 (Connect and Disconnect).
  5. Remove the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
  6. Remove the underhood storage unit. See Underhood Storage Unit (Remove and Install).
  7. Disconnect LV power. See LV Power (Disconnect and Connect).
  8. Set the high voltage multimeter to DC voltage, lightly touch the probes to the auxiliary battery connector contacts, and verify that the multimeter displays a voltage.
    Informational PurposesAn informational icon, calling your attention
    Note
    Battery voltage is typically 14.5 to 15.5 volts.
  9. Remove the rear wheels. See Wheel Assembly (Remove and Install).
  10. Remove the mid aero shield panel. See Panel - Aero Shield - Mid (Remove and Replace).
  11. Perform Vehicle HV Disablement Procedure. See Vehicle HV Disablement Procedure.
  12. Remove the leather glove protectors and HV insulating gloves.
  13. Remove the rear fascia diffuser. See Diffuser - Rear Fascia (Remove and Replace).
  14. Remove the nut that attaches the rear drive unit ground strap to the body stud, and then remove the ground strap from the stud.
  15. Remove the rear subframe assembly. See Subframe Assembly - Rear (Remove and Install).
  16. Remove the bolts (x4) that attach the rear subframe stiffener to the rear subframe, and then remove the stiffener.
  17. Remove the breather from the top of the rear drive unit.

Install

  1. Lubricate the breather O-ring with gearbox fluid, and then install the breather into the top of the rear drive unit.
    5 Nm (3.7 lbs-ft)
  2. Install the rear subframe stiffener to the rear subframe, and then install the bolts (x4) that attach the stiffener to the subframe.
    120 Nm (88.5 lbs-ft)
  3. Install the rear subframe assembly. See Subframe Assembly - Rear (Remove and Install).
  4. Install the rear drive unit ground strap to the body stud, and then install the nut that attaches the ground strap to the stud.
    10 Nm (7.4 lbs-ft)
  5. Install the rear fascia diffuser. See Diffuser - Rear Fascia (Remove and Replace).
  6. Install the mid aero shield panel. See Panel - Aero Shield - Mid (Remove and Replace).
  7. Install the rear wheels. See Wheel Assembly (Remove and Install).
  8. Connect LV power. See LV Power (Disconnect and Connect).
  9. Engage the electronic parking brake. See Park Brake Caliper - Release.
  10. Connect a laptop with Toolbox 3 to the vehicle. See Toolbox 3 (Connect and Disconnect).
  11. Perform a cooling system air purge. See Cooling System (Partial Refill and Bleed).
  12. Disconnect the laptop with Toolbox 3 from the vehicle. See Toolbox 3 (Connect and Disconnect).
  13. Install the underhood storage unit. See Underhood Storage Unit (Remove and Install).
  14. Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
  15. Hold the LH and RH B-pillar upper buttons in the Close position to manually calibrate the LH and RH falcon wing doors.
  16. Remove the vehicle from the 2 post lift. See Raise Vehicle - 2 Post Lift.
  17. Perform a four wheel alignment check, and adjust if necessary. See Four Wheel Alignment Check.