Tesla Model 3 Owners & Service Manuals

Tesla Model 3: Inverter - Rear Drive Unit - Remove

Tesla Model 3 2017-2025 Service Manual / Rear Drive Unit / Rear Drive Inverter / Inverter - Rear Drive Unit (Remove and Replace) / Inverter - Rear Drive Unit - Remove

 Inverter - Rear Drive Unit (Remove and Replace)

SPECIAL TOOLS

Skt, 3/8in Dr, 10EP Torx Plus External (1130479-00-A)

Lever Lock, HV Connector, Model 3 (1140311-00-A)

Remove

  1. Use Toolbox to open the Rear Drive Inverter - Remove and Replace Autodiag, and click Run Network.
  2. In the Rear Drive Inverter - Remove and Replace Autodiag, run PROC_DI_X_STORE-DATA-APP to store the application data and run PROC_PM_X_STORE-DATA-BOOT to store the bootloader data.
  3. Follow the instructions in the Rear Drive Inverter - Remove and Replace Autodiag to perform the rest of this procedure.
  4. Remove the laptop from the vehicle, but do not close Toolbox 3.
  5. Remove the rear subframe assembly. See Subframe Assembly - Rear (Remove and Install).
  6. Remove the LH rear drive unit mount. See Mount - Rear Drive Unit - LH (Remove and Replace).

  Inverter - Rear Drive Unit - Remove

  1. Release the clips that attach the upper cooler hose to the rear drive unit.

  Inverter - Rear Drive Unit - Remove

  1. Disconnect the electrical harness from the inverter low voltage connector.

  Inverter - Rear Drive Unit - Remove

  1. Release the clip, disconnect the rear drive unit inlet hose from the inverter coolant inlet, and then plug the inlet.

  Inverter - Rear Drive Unit - Remove

  1. Release the clip that attaches the rear drive unit inlet hose to the HV harness bracket, and then remove the hose from the rear drive unit.

  Inverter - Rear Drive Unit - Remove

  1. Remove the bolt that attaches the HV harness bracket to the inverter.

  Inverter - Rear Drive Unit - Remove

  1. Slide the release to unlock the HV harness connector.

  Inverter - Rear Drive Unit - Remove

  1. Lift the handle on HV harness connector, disconnect the harness from the inverter connector, and then remove the harness from the rear drive unit.
  2. Secure an ESD strap to the inverter housing.

  Inverter - Rear Drive Unit - Remove

  1. Remove the 3-phase access label.

  Inverter - Rear Drive Unit - Remove

  1. Remove the bolts (x2) that attach the 3-phase access cover to the rear drive unit.

  Inverter - Rear Drive Unit - Remove

  1. Remove and discard the 3-phase access cover.

  Inverter - Rear Drive Unit - Remove

  1. Remove and discard the bolts (x3) that attach the 3-phase terminals to the inverter assembly.

  Inverter - Rear Drive Unit - Remove

  1. Remove and discard the bolts (x12) that attach the inverter to the gearbox assembly.
  2. Carefully remove the inverter assembly from the rear drive unit and allow the coolant to drain.
  3. Remove and discard the inverter gasket.

    READ NEXT:

     Inverter - Rear Drive Unit - Install

    Install Secure the ESD strap to the replacement inverter housing.  

     Powertrain Coolant (Drain and Refill)

     Powertrain Coolant - Drain

    SPECIAL TOOLS Drive Unit Pressure Test Fixture (1053600-00-C) Kit, Coolant Leak Test Adapters, Model 3 (1132

    SEE MORE:

     HV Battery Air Leak Test

    Pack Enclosure Leak Tester, HV Battery (1026636-00-A) Pack Kit, Enclosure, Leak Test, HV Battery, Complete (1140501-00-A) Kit, Encl Leak Test Adapters, HV Battery (1144879-00-A) Procedure Perform the vehicle electrical isolation procedure. See Vehicle Electrical Isolation Procedure. Remove the p

     Latch Actuator - Charge Port - Remove

      Remove Perform the vehicle electrical isolation procedure. See Vehicle Electrical Isolation Procedure. Remove the LH trunk side trim. See Trim - Side - Trunk - LH (Remove and Replace).

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