23/06/2023 13:53:38

ECU - Trailer Hitch (Remove and Replace)

Correction code 12302102 0.48 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.

Remove

  1. Open the LH front door.
  2. Lower both front windows.
  3. Set air suspension ride height to “Very High”
    Informational PurposesAn informational icon, calling your attention
    Note
    Via center display > Controls > Suspension > ''Very High''
  4. Open the hood.
  5. Open liftgate
  6. Power off the vehicle using the touchscreen.
  7. Remove the rear underhood apron.
  8. Disconnect the LV battery connector and First Responder Loop.
  9. Remove RH liftgate stop from vehicle
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bump stop
  10. Remove LH liftgate stop from vehicle
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bump stop
  11. Remove bolt securing LH top of fascia to bracket
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolts, 10mm, 4 Nm, Lift up on the outer section where upper trough and lower trough meet, Be cautious not to remove double sided tape, This will allow access to the bolt without fully removing trim
  12. Remove bolt securing RH top of fascia to bracket
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolts, 10mm, 4 Nm, Lift up on the outer section where upper trough and lower trough meet, Be cautious not to remove double sided tape, This will allow access to the bolt without fully removing trim
  13. Remove clip and bolts securing RH rear fender garnish and arch liner
    Informational PurposesAn informational icon, calling your attention
    Note
    2x push clips, 2x bolts, 10mm, 5 Nm
  14. Partially release RH rear fender garnish from rear fascia
    Informational PurposesAn informational icon, calling your attention
    Note
    3x clips, 7 tabs
  15. Remove screw securing RH rear fascia to quarter panel
    Informational PurposesAn informational icon, calling your attention
    Note
    1x screw, T25, 1.5 Nm
  16. Remove clips and bolts securing LH rear fender garnish and arch liner
    Informational PurposesAn informational icon, calling your attention
    Note
    2x push clips, 2x bolts, 10mm, 5 Nm
  17. Partially release LH rear fender garnish from rear fascia
    Informational PurposesAn informational icon, calling your attention
    Note
    3x clips, 7 tabs
  18. Remove screw securing LH rear fascia to quarter panel
    Informational PurposesAn informational icon, calling your attention
    Note
    1x screw, T25, 1.5 Nm
  19. Remove fasteners securing rear diffuser to rear fascia
    Informational PurposesAn informational icon, calling your attention
    Note
    6x bolts, 10mm, 6 Nm, 2x clips
  20. Remove bolts securing rear lower valence to body
    Informational PurposesAn informational icon, calling your attention
    Note
    4x bolts, 10mm, 3 Nm
  21. Apply masking tape to protect RH rear quarter panel
  22. Apply masking tape to protect LH rear quarter panel
  23. Remove rear fascia from vehicle
    Informational PurposesAn informational icon, calling your attention
    Note
    2x connectors, 24x tabs, 1st release LH and RH fascia edges from fender brackets, 2nd Pull fascia rearward to detach from vehicle, 3rd reach in and disconnect both BLE connectors before setting fascia on the bench, Recommended assistance, Place on protected surface
  24. Disconnect trailer hitch ECU
    Informational PurposesAn informational icon, calling your attention
    Note
    2x connectors, 1st release yellow connector tab, 2nd simultaneously pull tab up and connector outwards
  25. Remove trailer hitch ECU
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolt, 10mm, 6 Nm

Install

  1. Install trailer hitch ECU
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolt, 10mm, 6 Nm
  2. Connect trailer hitch ECU
    Informational PurposesAn informational icon, calling your attention
    Note
    2x connectors
  3. Install rear fascia onto vehicle
    Informational PurposesAn informational icon, calling your attention
    Note
    2x connectors, 24x tabs, Secure BLE connectors first then secure fascia onto vehicle, Recommended assistance
  4. Remove masking tape from LH rear quarter panel
  5. Remove masking tape from RH rear quarter panel
  6. Install rear lower diffuser bolts to body
    Informational PurposesAn informational icon, calling your attention
    Note
    4x bolts, 10mm, 3 Nm
  7. Apply Loctite 222 to fasteners and secure rear lower valence onto rear fascia
    Informational PurposesAn informational icon, calling your attention
    Note
    6x bolts, 10mm, 6 Nm, 2x clips
  8. Install screw securing RH rear fascia to quarter panel
    Informational PurposesAn informational icon, calling your attention
    Note
    1x screw, T25, 1.5 Nm
  9. Install RH rear fender garnish onto rear fascia
    Informational PurposesAn informational icon, calling your attention
    Note
    3x clips, 7 tabs
  10. Install clip securing RH rear fender garnish and arch liner
    Informational PurposesAn informational icon, calling your attention
    Note
    2x push clips, 2x bolts, 10mm, 5 Nm
  11. Install screw securing LH rear fascia to quarter panel
    Informational PurposesAn informational icon, calling your attention
    Note
    1x screw, T25, 1.5 Nm
  12. Install LH rear fender garnish onto rear fascia
    Informational PurposesAn informational icon, calling your attention
    Note
    3x clips, 7 tabs
  13. Install clip securing LH rear fender garnish and arch liner
    Informational PurposesAn informational icon, calling your attention
    Note
    4x push clips, 2x bolts, 10mm, 5 Nm
  14. Install bolt securing LH top of fascia to bracket
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolts, 10mm, 4 Nm
  15. Install bolt securing RH top of fascia to bracket
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bolts, 10mm, 4 Nm
  16. Install LH and RH sides of rear fascia trough
    Informational PurposesAn informational icon, calling your attention
    Note
    Verify trim is flush to rear fascia and body
  17. Install RH liftgate stop from vehicle
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bump stop
  18. Install LH liftgate stop onto vehicle
    Informational PurposesAn informational icon, calling your attention
    Note
    1x bump stop
  19. Connect the First Responder Loop and LV battery connector.
  20. Close liftgate
  21. Install the rear underhood apron.
  22. Close the hood.
  23. Calibrate the RH falcon wing door.
  24. Calibrate the LH falcon wing door.
  25. Press brake pedal to turn on drive rails
  26. Turn steering wheel back to center
  27. Set air suspension ride height to "Standard"
    Informational PurposesAn informational icon, calling your attention
    Note
    Using center display > Suspension > ''Standard''
  28. Raise both front windows.
  29. Close the LH front door.