Correction code 18201702 1.74 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.

1. Connect A/C machine to power and switch on
   Note

   Touch time only, Machine will run various background tasks, Wait until Main Menu comes up before continuing

   

   

   

2. Skip the following panels when prompted
   Note

   Use selections indicated in pictures

   

   

   

3. Perform hose flush
   Note

   Touch time only, Connect couplers to machine, Open couplers by turning clockwise, Using Main Menu > Next > Menu > Flush hoses > Verify hose connection, Machine will chime once process is complete

   

   

   

   

   

   

4. Open LH front door
5. Lower LH front window
6. Raise and support vehicle
   Note

   Set air suspension to "Jack Mode" if equipped

   

   

7. Using laptop connect to vehicle with ethernet diag kit and Toolbox 3
   Note

   Open Toolbox 3 website and establish connection to the vehicle, https://toolbox.teslamotors.com, For local connection issues with Toolbox 3 refer to article #43695, Media converter box is powered by laptop using USB, Ethernet connection will provide communication

   

   

   

8. Select ‘Actions’ tab and search for ‘Refrigerant’

   

9. Select "PROC_VCFRONT_X_START-THERMAL-FILL-DRAIN-REFRIGERANTSearch for routine in ToolboxStart Thermal Fluid Fill/Drain (Refrigerant only)Thermal / Refrigerant System - Start Refrigerant Fill/DrainThermal / Actions - Start Refrigerant Fill/Drain ", click "Run", and allow routine to complete
   Note

   Select "x" at the top right of the window to close once complete, Thermal Fill Drain routine has a 5 hour time limit, After 5 hours EXV's will close and routine must be performed again, Verify EXV positions are open via Garage > Vitals > HP > Refrigerant Loop EXV, Verify LCC, CC Left, Evap, CC Right, Chiller are all at ~100%. Recirc is at ~20%, LCC Solenoid is OPENED

   

   

   

10. Open hood
    Note

    Using center display touchscreen > Quick Controls > Frunk Open

    

    

11. Power off vehicle from center display
    Note

    Via Controls > Safety & Security > Power Off

    

12. Remove rear underhood apron
    Note

    8x clips

    

    

13. Remove LH underhood apron
    Note

    10x clips

    

    

14. Remove RH underhood apron
    Note

    10x clips

    

    

15. Remove front underhood apron
    Note

    7x clips

    

    

16. Remove frunk access panel
    Note

    3x clips, 3x hooks, 1x connector

    

    

17. Remove frunk carpet

    

    

18. Remove frunk assembly
    Note

    4x bolts, 10mm, 5 Nm

    

    

19. Disconnect LV battery connector and First Responder Loop
    Note

    2x connectors, Lift up and release gray locking tab, Pull black connector lock outwards to release connection

    

    

    

    

20. Verify operation of multimeter
    Note

    Set multimeter to DC voltage, Confirm multimeter is properly measuring voltage by testing LV battery, Touch lightly and do not damage terminals

    

    

21. Raise vehicle fully and lower lift onto locks
    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
22. Remove clips securing mid aero shield
    Note

    4x push clips

    

    

    

23. Remove bolts securing mid aero shield and remove from vehicle
    Note

    16x bolts, 10mm, 6 Nm

    

24. Perform Vehicle HV Disablement Procedure. See Vehicle HV Disablement Procedure.
25. Remove the leather glove protectors and HV insulating gloves

    

26. Apply Loctite 222 onto mid aero shield bolts and install fasteners securing mid aero shield to vehicle
    Note

    16x bolts, 10mm, 6 Nm

    

27. Install clips securing mid aero shield
    Note

    4x push clips

    

    

    

28. Lower vehicle until tires are touching the ground
    Note

    Raise lift off locks, then hold lock release lever to keep locks free while vehicle is lowered
29. Remove caps from low side and high side AC ports
    Note

    2x caps

    

    

    

30. Connect hoses to vehicle and perform A/C recovery
    Note

    Connect couplers to vehicle, Open couplers by turning clockwise, Using Main Menu > Recover > Verify hose connection, Machine will chime once process is complete, Vehicle may be left unattended, Note or print the amount of refrigerant and oil recovered, Refrigerant recovered should be ~2.24 lb (1.02 kg), Oil recovered should be ~0.3 oz (8.87 mL), If drained oil level increased more than 1.01 oz (30 mL) refer to drained oil loss chart https://toolbox.teslamotors.com/articles/353700

    

    

    

    

    

    

31. Disconnect AC compressor logic connector
    Note

    1x locking electrical connector, Do not push down on red tab, Pull to disengage lock, Pull again to release connector

    

    

32. Remove retaining clip securing AC compressor logic harness to AC compressor HV harness bracket
    Note

    1x fir tree clip

    

    

33. Remove fastener securing AC compressor HV harness bracket to AC compressor
    Note

    1x bolt, 13mm, 9 Nm

    

34. Disconnect HV harness connector from AC compressor
    Note

    1x locking electrical connector, Move black locking tab away form the AC compressor, Push down on locking connector to release and pull straight out of socket

    

    

35. Remove AC compressor ground strap
    Note

    1x bolt, T25, 7 Nm

    

36. Remove the clip securing the coolant hose to the AC compressor bracket
    Note

    1x fir tree clip

    

37. Remove coolant pump from AC compressor bracket
    Note

    Slide pump assembly away from compressor off lower bracket

    

    

38. Release the HV heat pump bracket from the compressor eyelet
    Note

    1x tab, Release bracket tab and rotate rearward and up to clear compressor eyelet

    

    

39. Set HV heat pump bracket aside
    Note

    Negotiate underneath high pressure pipe

    

    

40. Release compressor bracket from multi-system beam
    Note

    2x bolts, 15mm, 31 Nm, Recommend assistance, Support the AC compressor while removing the fasteners, Carefully remove the AC compressor and AC compressor bracket towards the front of the vehicle and under the multi-system beam, Be cautious around the coolant hose and supermanifold harness, Place fender cover on fan housing and gently place AC compressor assembly down

    

    

    

    

41. Remove nut securing Penta HVAC line assembly to the Supermanifold plate
    Note

    1x nut, 13mm, 27 Nm, Located under multi-system beam

    

42. Remove Penta HVAC line from the Supermanifold plate
    Note

    Located under multi-system beam, Move line rearward until Penta HVAC line stud clears Supermanifold plate, Place rag underneath line

    

    

    

43. Remove Penta HVAC line from HVAC assembly
    Note

    2x bolts, 13mm, 22 Nm

    

    

44. Remove Penta HVAC line from vehicle
    Note

    Negotiate line around coolant reservoir

    

    

45. Position Penta HVAC line into vehicle
    Note

    Negotiate around coolant reservoir

    

    

46. Install Penta HVAC line from HVAC assembly
    Note

    2x bolts, 13mm, 22 Nm

    

    

47. Install Penta HVAC line to the Supermanifold plate
    Note

    Located under multi-system beam, Ensure Penta HVAC line stud clears Supermanifold plate before engaging pipes

    

    

    

48. Install Penta HVAC line assembly nut to the Supermanifold plate
    Note

    1x nut, 13mm, 27 Nm, Located under multi-system beam

    

49. Position AC compressor bracket assembly into vehicle and secure AC compressor assembly to multi-system beam
    Note

    2x bolts, 15mm, 31 Nm, Recommend assistance, Support the AC compressor while installing the fasteners, Carefully install the AC compressor and AC compressor bracket towards the rear of the vehicle and under the multi-system beam, Negotiate bracket around coolant hose and supermanifold harness, Hand start bolts

    

    

    

50. Torque AC compressor bracket bolts to multi-system beam
    Note

    2x bolts, 15mm, 31 Nm

    

51. Position HV heat pump bracket
    Note

    Negotiate underneath high pressure pipe

    

    

52. Secure HV heat pump bracket to AC compressor eyelet
    Note

    Ensure locking tab engages eyelet

    

    

53. Connect HV harness connector to AC compressor
    Note

    1x locking electrical connector, 3 stage locking connector, After fully seating the connector onto the AC compressor engage the black locking tab by pushing toward the AC compressor, Perform push-pull-push test to ensure proper seating

    

    

54. Install fastener securing AC compressor HV harness bracket to AC compressor
    Note

    1x bolt, 13mm, 9 Nm

    

55. Install AC compressor ground strap
    Note

    1x bolt, T25, 7 Nm

    

56. Install coolant pump onto AC compressor bracket
    Note

    Slide pump assembly onto compressor lower bracket

    

    

57. Install the clip securing the coolant hose to the AC compressor bracket
    Note

    1x fir tree clip

    

58. Perform AC vacuum and run leak test
    Note

    Set vacuum time to 15 minutes and leak test to ON, Machine will chime once process is complete, Vehicle may be left unattended, Verify leak test passed before continuing

    

    

    

59. Perform AC recharge
    Note

    Enter refrigerant and oil amount noted at AC recovery, Settings should match notes, Select Both Sides for charge, Select ND-11 MSX using bottle icon, Machine will chime once process is complete, Vehicle may be left unattended, If desired use the Dye Inject option to inject leak detection dye

    

    

    

60. Connect First Responder Loop and LV battery connector
    Note

    2x connectors Secure FRL first, Seat LV battery connection and push black connector lock inwards to secure, Engage gray locking tab when fully seated

    

    

    

    

61. Re-establish vehicle connection to Toolbox 3
    Note

    Open Toolbox 3 website and establish connection to the vehicle. https://toolbox.teslamotors.com, Select connection status icon at top right corner, and select connect locally (icon will turn green when vehicle is connected)

    

    

62. Select "Actions/Autodiag" and search for "Stop Thermal"

    

63. Select ‘Stop Thermal Fluid Fill/Drain’, click ‘Run’, and allow routine to complete
    Note

    Select ‘X’ at top right of window to close once complete

    

    

64. Select "Actions/Autodiag" and search for "Commissioning"

    

65. Select TEST-SELF_VCFRONT_X_HEAT-PUMP-COMMISSIONINGSearch for routine in ToolboxHeat Pump Thermal System CommissioningThermal / Refrigerant System - Run Heat Pump Commissioninghv / Front Drive Inverter Replacement - Heatpump commissioning, click Run and allow routine to complete
    Note

    If this routine is not run after entering Thermal Drain/Fill mode, the AC compressor operation will be blocked, Select ‘X’ at top right of window to close once complete

    

    

66. Disconnect Toolbox 3 from vehicle and remove laptop and ethernet diag kit

    

    

    

67. Proceed with Hose Equalize steps to complete AC recharge process and follow instructions displayed on AC Machine
    Note

    Disconnect high side coupler from vehicle, Turn AC on, Temp setting LO, Panel mode on, Fresh air mode on, Blower speed set to 10, Verify Hose Equalize settings, Verify discharge pressure does not exceed 26 bar and suction pressure is not below 1.15 bar,

    

    

    

68. Proceed with Hose Equalize steps to complete AC recharge process and follow instructions displayed on AC Machine
    Note

    Remove low side coupler from vehicle, Turn vehicle off, Verify Hose Equalize settings, Machine will chime once process is complete

    

    

    

69. Install caps onto AC ports
    Note

    2x caps

    

    

70. Install frunk assembly
    Note

    4x bolts, 10mm, 5 Nm

    

    

71. Install frunk carpet
    Note

    Verify carpet is properly seated under the seal

    

    

72. Install frunk access panel
    Note

    3x clips, 3x hooks, 1x connector

    

    

73. Install front underhood apron
    Note

    7x clips

    

    

74. Install RH underhood apron
    Note

    10x clips

    

    

75. Install LH underhood apron
    Note

    10x clips

    

    

76. Install rear underhood apron
    Note

    8x clips

    

    

77. Close hood
    Note

    Press firmly in green highlighted areas (see image), Damage may result from pressure elsewhere on hood

    

78. Remove vehicle from lift
    Note

    Lower rack arms fully and remove them from under vehicle, Remove air suspension from "Jack Mode"

    

    

79. Raise LH front window
80. Close LH front door