2025-01-19

HV Harnesses - HV Harnesses - High Voltage Harness - Heat Pump (Remove and Replace)

Correction code 4450010012 FRT 0.6 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.

Remove

  1. Perform vehicle HV Disablement Procedure. See Vehicle HV Disablement Procedure.
  2. Remove the front aero shield panel. See Panel - Aero Shield - Front (Remove and Replace).
  3. Disconnect AC compressor HV harness connector.
    Informational PurposesAn informational icon, calling your attention
    Note
    Disengage the red locking tab by pulling it away from the connector, depress yellow tab and pull the connector backward then depress the green tab to release.
  4. Release HV connector mount bracket from stud on LH side of firewall.
  5. Release retaining clips (X2) securing AC compressor HV harness to studs on RH side of firewall.
  6. Lower vehicle fully.
  7. Remove retaining clips securing AC compressor HV harness to shock tower support brace.
    Informational PurposesAn informational icon, calling your attention
    Note
    Do not pull on HV cable, Discard damaged clips.
  8. Disconnect HVIL connector.
  9. Remove retaining clip securing AC compressor logic harness to AC compressor HV harness bracket.
  10. Remove fastener securing AC compressor HV harness bracket to AC compressor.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • Socket 3/8in Dr. 6pt. Std. x 13mm
    • Extension 3/8in Dr. x 3in
  11. Disconnect HV harness connector from AC compressor.
  12. Lift up the AC Compressor Harness, and then remove it from AC compressor.

Install

  1. Route AC Compressor HV harness.
    Informational PurposesAn informational icon, calling your attention
    Note
    Visually inspect the clips and replace them if damaged.
  2. Connect HV harness connector to AC compressor.
  3. Install fastener securing AC compressor HV harness bracket to AC compressor.
    22 Nm (16.2 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • Socket 3/8in Dr. 6pt. Std. x 13mm
    • Extension 3/8in Dr. x 3in
  4. Install retaining clip securing AC compressor logic harness to AC compressor HV harness bracket.
  5. Install retaining clips securing AC compressor HV harness to shock tower support brace.
    Informational PurposesAn informational icon, calling your attention
    Note
    Do not pull on HV cable, Discard damaged clips.
  6. Connect HVIL connector.
  7. Raise vehicle fully and lower lift onto locks.
  8. Install retaining clips (X2) securing AC compressor HV harness to studs on RH side of firewall.
  9. Install HV connector mount bracket to stud on LH side of firewall.
  10. Connect AC compressor HV harness connector.
    Informational PurposesAn informational icon, calling your attention
    Note
    Disengage the red locking tab by pulling it away from the connector, depress yellow tab and pull the connector backward then depress the green tab to release.
  11. Install the front aero shield panel. See Panel - Aero Shield - Front (Remove and Replace).
  12. Connect the LV battery. See LV Power (Disconnect and Connect).
  13. Install 2nd row seat cushion.
  14. Move RH and LH front seat to original position.
  15. Raise all windows and Close all four doors.
  16. Remove vehicle from lift.