Correction code 18401302 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. Turn Off the AC and Blower motor

   

7. Release IP service panel
   Note

   2x tabs, 4x datums, Release top tabs and slide rearward

   

   

   

8. Using laptop connect to vehicle with ethernet diag kit and Toolbox 3
9. Select ‘Actions’ tab and search for ‘Refrigerant’
10. Select "PROC_VCFRONT_X_START-THERMAL-FILL-DRAIN-REFRIGERANTSearch for routine in ToolboxThermal / 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
11. Remove the underhood storage unit. See Underhood Storage Unit (Remove and Replace).
12. Power off vehicle from center display
    Note

    Via Controls > Safety & Security > Power Off
13. Disconnect LV battery connector and First Responder Loop
    Note

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

    

    

    

    

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

    Connect couplers to vehicle, Note the amount of refrigerant and oil recovered, mark oil drain bottle oil level (use a piece of tape marking the fluid level), 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
15. Remove AC hoses from vehicle

    

    

16. Remove nut securing supermanifold to compressor suction line to compressor and remove line
    Note

    1x nut, 13mm, 22 Nm

    

17. Remove nut securing supermanifold to compressor discharge line to compressor and remove line
    Note

    1x nut, 13mm, 22 Nm

    

18. Remove bolt on supermanifold to compressor AC line from supermanifold
    Note

    1x bolt, 13mm, 22 Nm

    

19. Remove AC manifold line from Supermanifold and remove AC manifold line assembly out of the vehicle

    

    

20. Disconnect connector from electronic expansion valve recirc
    Note

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

    

    

21. Disconnect connector from electronic expansion valve liquid cooled condenser
    Note

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

    

    

22. Disconnect connector from the shut off valve liquid cooled condenser
    Note

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

    

    

23. Disconnect connector from the electronic expansion valve cabin condenser right
    Note

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

    

    

24. Disconnect connector from High pressure PT sub cool sensor
    Note

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

    

    

25. Disconnect connector from the electronic expansion valve cabin condenser left
    Note

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

    

    

26. Disconnect electronic expansion valve chiller connector
    Note

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

    

    

27. Disconnect connector from the electronic expansion valve evap
    Note

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

    

    

28. Position thermal sub harness assembly away from the supermanifold

    

29. Release locking tab at bottom of coil and remove expansion valve coil from expansion valve
    Note

    1x locking tab, Pull EXV coil towards front of vehicle

    

    

    

30. Remove expansion valve from Supermanifold
    Note

    1x valve, 28mm, 19 Nm

    

    

31. Install expansion valve into Supermanifold
    Note

    1x valve, 28mm, 19 Nm, Ensure old o-rings removed from supermanifold, Use ND-11 Oil to lubricate valve threads and o-rings, Thread expansion valve in by hand

    

    

    

    

32. Secure coil onto expansion valve
    Note

    Slide coil seal onto expansion valve, Do not lubricate coil seal, Properly align expansion valve coil locking tab to Supermanifold, Slide expansion valve coil over coil seal, Perform push pull test on expansion valve coil to ensure coil is properly latched

    

    

    

33. Connect connector for the electronic expansion valve evap
    Note

    1x electrical connector, Engage locking tab

    

    

34. Connect electronic expansion valve chiller connector
    Note

    1x electrical connector, Engage locking tab

    

    

35. Connect connector for the electronic expansion valve cabin condenser left
    Note

    1x electrical connector, Engage locking tab

    

    

36. Connect connector for the electronic expansion valve right
    Note

    1x electrical connector, Engage locking tab

    

    

37. Connect connector to High pressure PT sub cool sensor
    Note

    1x electrical connector, Engage locking tab

    

    

38. Connect connector for the shut off valve liquid cooled condender
    Note

    1x electrical connector, Engage locking tab

    

    

39. Connect connector for the electronic expansion valve liquid cooled condenser
    Note

    1x electrical connector, Engage locking tab

    

    

40. Connect connector for the electronic expansion valve recirc
    Note

    1x electrical connector, Engage locking tab

    

    

41. Connect high pressure PT sensor connector
    Note

    1x electrical connector, Engage locking tab

    

    

42. Replace seal washers for supermanifold to compressor AC line on supermanifold side
    Note

    2x seal washers, Lube seal washers with ND-11 oil

    

43. Install supermanifold to compressor AC line onto supermanifold
    Note

    1x bolt, 13mm, 22 Nm, Hand start bolt to prevent stripped threads

    

    

    

44. Replace seal washer on supermanifold to compressor AC line assembly on compressor discharge line
    Note

    1x seal washer, Lube seal washers with ND-11 oil

    

45. Replace seal washer on supermanifold to compressor AC line assembly on compressor suction line
    Note

    1x seal washer, Lube seal washers with ND-11 oil

    

46. Install supermanifold to compressor discharge line to compressor
    Note

    1x nut, 13mm, 22 Nm

    

47. Install supermanifold to compressor suction line to compressor
    Note

    1x nut, 13mm, 22 Nm

    

48. Reconnect AC hoses to vehicle

    

    

49. 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

    

    

    

50. Select "refrigerant charge" on AC machine
    Note

    Select the arrows under "refrigerant charge", Enter refrigerant amount of 1.02 kg (1020 g)

    

    

51. 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 green locking tab when fully seated

    

    

    

    

52. Re-establish vehicle connection to Toolbox 3
53. Select ‘Actions/Autodiag’ and search for ‘Thermal’
54. 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
55. Select "Actions/Autodiag" and search for "Commissioning"
56. Select TEST-SELF_VCFRONT_X_HEAT-PUMP-COMMISSIONINGSearch for routine in ToolboxThermal / 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
57. 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,

    

    

    

58. 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

    

    

    

59. Install caps onto AC ports
    Note

    2x caps

    

    

60. Select ‘Actions/Autodiag’ and search for ‘Thermal’
61. Select ‘TEST-SELF_VCFRONT_X_HEAT-PUMP-THERMAL-PERFORMANCESearch for routine in Toolbox’, click ‘Run’, and allow routine to complete
    Note

    Select ‘X’ at top right of window to close once complete
62. Disconnect Toolbox 3 from vehicle and remove laptop and ethernet diag kit
63. Install IP service panel
    Note

    2x tabs, 4 datums, Slide forward engaging datums then secure tabs upward into IP

    

    

64. Install the underhood storage unit. See Underhood Storage Unit (Remove and Replace).
65. Raise LH front window
66. Close LH front door