17/06/2022 13:25:50

Harness - Front Drive Unit (Remove and Replace)

Correction code 17103302 3.72 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.

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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. Remove the HV battery. See HV Battery (AWD) (Remove and Install).
  2. Release the indicated front drive unit harness clips.
    Informational PurposesAn informational icon, calling your attention
    Note
    2x clips.
  3. Disconnect the electrical harness from the front drive unit resolver.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x locking connector, Disengage locking tab and release connection .
  4. Disconnect the electrical harness from the front drive unit oil pump.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x locking connector, Disengage locking tab.
  5. Release the oil pump harness clip from the heat exchanger.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x clip.
  6. Remove the bolts that attach the LH toeboard brace to the vehicle.
    Informational PurposesAn informational icon, calling your attention
    Note
    3x bolts, 15mm, 30 Nm.
  7. Release the clip that attaches the electrical harness to the front drive unit.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x clip.
  8. Lower the vehicle until the tires are touching the ground.
    Informational PurposesAn informational icon, calling your attention
    Note
    Raise lift off locks, then hold lock release lever to keep locks free while vehicle is lowered.
  9. Remove the underhood storage unit. See Underhood Storage Unit (Remove and Replace).
  10. Release the clip that attaches the oil pump electrical harness to the front drive unit.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x clip.
  11. Remove the bolt that attaches the ground strap to the bracket.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolt, T25, 7 Nm.
  12. Release the clip that attaches the AC compressor HV harness to the vehicle.
  13. Release the bolts that attach the AC compressor bracket to the multi system beam.
    Informational PurposesAn informational icon, calling your attention
    Note
    2x bolts, 15mm, 31 Nm, Recommend assistance. Carefully support the AC compressor assembly and allow it to hang. Take care not to damage to any components.
  14. Disconnect the front drive unit logic connector.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x locking connector, Disengage lock and remove, Maneuver compressor assembly away as needed.
  15. Route the front drive unit logic connector out from under the motor mount and coolant hose.
  16. Disconnect the underhood storage unit harness from the front drive unit harness.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x locking connector, Release locking tab.
  17. Release the clip that attaches the underhood storage unit harness to the front drive unit harness bracket.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x clip.
  18. Remove the bolts that attach the front drive unit harness bracket to the drive unit.
    Informational PurposesAn informational icon, calling your attention
    Note
    2x bolts, EP10, 5 Nm + 20 degrees.
  19. Release the clips (x3) that attach the front drive unit harness to the top of the drive unit.
  20. Remove the front drive unit harness from the vehicle.
    Informational PurposesAn informational icon, calling your attention
    Note
    Remove harness from the top, Maneuver each harness branch out and be careful not to damage components.

Install

  1. Position the front drive unit harness on the vehicle.
    Informational PurposesAn informational icon, calling your attention
    Note
    Install harness into vehicle, Route into position for full installation.
  2. Install the clips (x3) that attach the front drive unit harness to the top of the drive unit.
  3. Install the bolts that attach the front drive unit harness bracket to the drive unit.
    Informational PurposesAn informational icon, calling your attention
    Note
    2x bolts, EP10, 5 Nm + 20 degrees.
  4. Install the clip that attaches the underhood storage unit harness to the front drive unit harness bracket.
  5. Connect the underhood storage unit harness to the front drive unit harness.
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    Note
    1x connector, Engage red locking tab.
  6. Route the front drive unit logic connector under the motor mount and coolant hose.
  7. Connect the front drive unit logic connector.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x locking connector. Secure connector and engage locking tab.
  8. Install the bolts that attach the AC compressor bracket to the multi system beam.
    Informational PurposesAn informational icon, calling your attention
    Note
    2x bolts, 15mm, 31 Nm, Recommend assistance. Carefully support the AC compressor assembly and secure assembly. Take care not to damage any components. Remove any bungee cords used.
  9. Install the clip that attaches the AC compressor HV harness to the vehicle.
  10. Install the bolt that attaches the ground strap to the bracket.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolt, T25, 7 Nm.
  11. Install the clip that attaches the oil pump electrical harness to the front drive unit.
  12. Install the underhood storage unit and all underhood aprons. See Underhood Storage Unit (Remove and Replace).
  13. Raise vehicle fully and lower lift onto locks.
    Informational PurposesAn informational icon, calling your attention
    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.
  14. Install the clip that attaches the electrical harness to the front drive unit.
  15. Install the bolts that attach the LH toeboard brace to the vehicle.
    Informational PurposesAn informational icon, calling your attention
    Note
    3x bolts, 15mm, 30 Nm.
  16. Install the oil pump harness clip to the heat exchanger.
  17. Connect the electrical harness to the front drive unit oil pump.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x connector, Engage locking tab.
  18. Connect the electrical harness to the front drive unit resolver.
    Informational PurposesAn informational icon, calling your attention
    Note
    1x locking connector, Engage locking tab.
  19. Install the indicated front drive unit harness clips.
    Informational PurposesAn informational icon, calling your attention
    Note
    2x clips.
  20. Install the HV battery. See HV Battery (AWD) (Remove and Install).