2026-01-22

AC Cable - Charge Port to HV Battery (3-Phase) (Retrofit)

Correction code 44501406 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 to learn more about FRTs and how they are created. To provide feedback on FRT values, email ServiceManualFeedback@tesla.com. NOTE: See Personal Protection to make sure wearing proper PPE when performing the below procedure. NOTE: See Ergonomic Precautions for safe and healthy working practices.

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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.
  • 2026-01-21: Released new procedure.
  1. Open all four doors
  2. Lower all four windows
  3. Open hood
    Informational PurposesAn informational icon, calling your attention
    Note
    Via Controls > Front Trunk
  4. Open charge port door
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    Note
    via Controls > Charging > Open Charge Port
  5. Open liftgate
  6. Remove parcel shelf
  7. Remove trunk load floor
  8. Remove trunk sill panel
    Informational PurposesAn informational icon, calling your attention
    Note
    4x clips, 4x guides
  9. Remove LH rear C-pillar trim
    Informational PurposesAn informational icon, calling your attention
    Note
    1x screw, T25, 3 Nm, 4x clips
  10. Remove LH trunk side garnish trim
    Informational PurposesAn informational icon, calling your attention
    Note
    2x clips, 1x guide
  11. Remove trunk floor carpet
    Informational PurposesAn informational icon, calling your attention
    Note
    4x fir tree clips
  12. Remove LH trunk side trim panel
    Informational PurposesAn informational icon, calling your attention
    Note
    1x fir clip
  13. Remove rear underhood apron
    Informational PurposesAn informational icon, calling your attention
    Note
    8x clips
  14. Remove RH underhood apron
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    Note
    9x clips
  15. Remove LH underhood apron
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    Note
    9x clips, (*Use this step for Model S Refresh procedures)
  16. Release primary and secondary drain tubes from cabin intake duct assembly
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    Note
    2x hoses
  17. Release cabin intake duct assembly from cowl panel
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    Note
    3x push clips
  18. Remove cabin intake duct assembly
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    Note
    2x clips, one on each side
  19. Remove HEPA filter outlet duct
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    Note
    Lift up, Pull towards front of vehicle, Then rotate clockwise
  20. Power off vehicle via UI
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    Note
    Via Controls > Safety > Power Off
  21. Disconnect 12V negative terminal and First Responder Loop
    Informational PurposesAn informational icon, calling your attention
    Note
    1x nut, 10mm, 5 Nm, 1x connector, Wait at least 2 minutes before disconnecting modules or HV components
  22. Verify operation of multimeter
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    Note
    Set multimeter to DC voltage, Confirm multimeter is properly measuring voltage by testing the 12v battery
  23. Remove all items from pockets and ensure not wearing metal items
  24. Inspect HV insulating gloves
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    Note
    Check gloves for damage prior to use, Refer to service document TN-15-92-003, for information on inspecting HV gloves. https://service.teslamotors.com/documents?model=&keys=TN-15-92-003&vehicle_system=&sort_by=field_date_submitted&sort_order=DESC
  25. Put on HV insulating gloves and leather over gloves
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    Note
    Use HV cut resistant insulated gloves or HV insulating gloves and leather over gloves, HV Insulating gloves must be worn any time a Hioki Tester or Hi-Pot Tester is used, Refer to service document TN-15-92-003 R5 for PPE requirements depending on vehicle configuration.
  26. Verify there is no high voltage present at the charge port on the type 2 (AC charge inlet)
    Informational PurposesAn informational icon, calling your attention
    Note
    Make sure to wear PPE (HV gloves, safety glasses) when working on high voltage component, Be sure to place the positive test lead on the side of the HV pin just past the plastic protective covers Measure the the voltage between the four dead front pins to each other and then between B+ (the four dead front pins) to B- (use trunk striker bolt as a ground for the isolation check), If voltage is greater than 10V, pack contactors are welded or not open, Stop work and reach out to Service Engineering
  27. Remove leather over gloves and HV insulating gloves
  28. Release edge clips securing manual release cables to charge port assembly
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    Note
    2x clips
  29. Release logic connector from chargeport assembly
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    Note
    1x connector, Fully remove white locking tab before disconnecting
  30. Release AC 3 phase connector from chargeport assembly
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    Note
    1x connector, Release locking tab upward
  31. Install silicone rubber to AC 3 phase connector
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    Note
    4x patch, Cut silicone rubber, 10mm section, tear off back glue, and then neatly stick to specified area of connector
  32. Install AC 3 phase connector to charge port assembly
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    Note
    1x connector, Slide downward to engage
  33. Install logic connector to charge port assembly
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    Note
    1x connector, Make sure connector is fully locked
  34. Secure edge clips holding manual release cables to dual charge port assembly housing
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    Note
    2x clips
  35. Install rear trunk side trim panel
    Informational PurposesAn informational icon, calling your attention
    Note
    1x clip
  36. Install trunk floor carpet
    Informational PurposesAn informational icon, calling your attention
    Note
    4x clips
  37. Install LH trunk side garnish trim
    Informational PurposesAn informational icon, calling your attention
    Note
    2x clips
  38. Install LH rear C-pillar trim
    Informational PurposesAn informational icon, calling your attention
    Note
    1x screw, T25, 3 Nm, 4x clips
  39. Install trunk sill panel
    Informational PurposesAn informational icon, calling your attention
    Note
    4x clips, 4x guides
  40. Install trunk load floor
  41. Install parcel shelf
  42. Close liftgate
  43. Connect First Responder Loop and 12V negative terminal
    Informational PurposesAn informational icon, calling your attention
    Note
    1x connector, 1x nut, 10mm, 5 Nm, Connect First Responder Loop first
  44. Install HEPA filter outlet duct
  45. Install cabin intake duct assembly
    Informational PurposesAn informational icon, calling your attention
    Note
    2x tabs, One on each side
  46. Install cabin intake duct assembly to cowl panel
    Informational PurposesAn informational icon, calling your attention
    Note
    3x push clips
  47. Install primary and secondary drain tubes to cabin intake duct assembly
    Informational PurposesAn informational icon, calling your attention
    Note
    2x hoses
  48. Install RH underhood apron
    Informational PurposesAn informational icon, calling your attention
    Note
    9x clips
  49. Install LH underhood apron
    Informational PurposesAn informational icon, calling your attention
    Note
    9x clips
  50. Install rear underhood apron
    Informational PurposesAn informational icon, calling your attention
    Note
    8x clips
  51. Close hood
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    Note
    Press firmly in green highlighted areas (see image), Damage may result from pressure elsewhere on hood
  52. Verify operation of charging system
    Informational PurposesAn informational icon, calling your attention
    Note
    Confirm that AC and DC charging are ok
  53. Raise all four windows
  54. Close all doors