23/05/2024 01:57:57

Cooling System (Vacuum Refill)

Correction code 18300400 0.54 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.

  • 1050448-00-A Refiller, Cooling System
  • 1050448-01-A Refiller, Cooling System (EMEA)
  • 2024-05-23: Updated the routines and the steps per the latest validation.
  • 2023-04-11: Removed "Cooling System - Vacuum Refill" routine from original Model 3 procedure.
  • 2023-08-08: Added thermal test routine (Heat Pump procedure).

Procedure (Heat Pump Model 3)

Correction code 18300400
Warning IconA warning icon, calling your attention to a possibly risky situation
Warning
Wear appropriate personal protective equipment (PPE) including a full face mask when performing this procedure.
  1. Open the LH front door and lower the LH front window.
  2. Place the vehicle in Service Mode by using the touchscreen. See Service Mode.
  3. Unlock the vehicle gateway. See Gateway (Unlock).
  4. On the touchscreen, tap the Service Mode "wrench" (at the bottom of the touchscreen UI), and then tap Thermal > Coolant System > Coolant Fill/Drain, tap Run, and allow the routine to complete.
    Informational PurposesAn informational icon, calling your attention
    Note
    This routine has a time limit of 5 hours. If it takes longer than 5 hours, perform this step again.
  5. Remove the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
  6. Remove the cabin intake duct. See Duct - Cabin Intake (Remove and Replace).
  7. Remove the cap from the coolant bottle.
  8. Place an empty coolant container in the front underhood storage.
  9. Set a container having at least 15 L of coolant in front underhood storage.
  10. Attach the vacuum refill cap to the coolant bottle.
  11. Make sure that coolant refill valve and air inlet valve on the vacuum refill tool are both closed.
  12. Install the vacuum refill hose into the refill cap on the coolant bottle.
    Informational PurposesAn informational icon, calling your attention
    Note
    Perform a push-pull test to verify that the hose is fully installed.
  13. Place the vacuum refill tool coolant refill hose inside the filled coolant container and make sure the end of the hose is fully submerged in the coolant.
  14. Place the end of the overflow hose of the vacuum refill tool into the empty container.
  15. Connect the supply air line to the vacuum refill tool.
  16. Open the air inlet valve and allow the tool to evacuate the cooling system, and then fully close the valve.
    Informational PurposesAn informational icon, calling your attention
    Note
    The vacuum should stabilize at approximately -27 to -24 inHg or -70 to -60 cmHg.
  17. Slowly open the coolant refill valve to draw coolant into the cooling system. When the gauge reaches zero, close the valve.
    Informational PurposesAn informational icon, calling your attention
    Note
    Make sure the end of the coolant refill hose is fully submerged during the entire process.
  18. Disconnect the supply air line from the tool.
  19. Remove the coolant refill hose from the coolant container.
  20. Remove the coolant overflow hose from the coolant container.
  21. Remove the vacuum refill hose from the refill cap on the coolant bottle.
  22. Remove the vacuum refill cap from the coolant bottle.
    Informational PurposesAn informational icon, calling your attention
    Note
    Push down on the black ring to release the hose, and then pull the hose upward to remove it.
  23. Lift the coolant refill tool above the coolant container to allow excess coolant to drain from the hoses.
    Informational PurposesAn informational icon, calling your attention
    Note
    Reopen the valves to remove excess coolant if necessary.
  24. Remove both coolant containers from the vehicle.
  25. On the touchscreen, tap the Service Mode "wrench" (at the bottom of the touchscreen UI), and then tap Thermal > Coolant System > Stop Thermal Fill Drain, tap Run, and allow the routine to complete.
  26. Tap Thermal > Coolant System > Start Coolant Air Purge, tap Run, and allow the routine to complete.
  27. Exit Service Mode.
  28. Inspect the coolant level, top off as necessary, and then install the coolant bottle cap.
    Informational PurposesAn informational icon, calling your attention
    Note
    Ensure that the coolant level is at the "Max" line.
  29. Install the cabin intake duct. See Duct - Cabin Intake (Remove and Replace).
  30. Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
  31. Raise the LH front window and close the LH front door.

Procedure (Original Model 3)

Correction code 18300400
Warning IconA warning icon, calling your attention to a possibly risky situation
Warning
Wear appropriate personal protective equipment (PPE) including a full face mask when performing this procedure.
  1. Informational PurposesAn informational icon, calling your attention
    Note
    It is important that the drive rails remain off throughout this procedure. If the drive rails become active, such as from touching the brake pedal, an error is displayed in Toolbox. If this happens, you must disable the drive rails, and repeat the step where the error occurred.
  2. Open the LH front door and lower the LH front window.
  3. Place the vehicle in Service Mode by using the touchscreen. See Service Mode.
  4. Unlock the vehicle gateway. See Gateway (Unlock).
  5. On the touchscreen, tap the Service Mode "wrench" (at the bottom of the touchscreen UI), and then tap Thermal > Coolant System > Coolant Fill/Drain, tap Run, and allow the routine to complete.
    Informational PurposesAn informational icon, calling your attention
    Note
    This routine has a time limit of 5 hours. If it takes longer than 5 hours, perform this step again.
  6. Remove the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
  7. Remove the cabin intake duct. See Duct - Cabin Intake (Remove and Replace).
  8. Remove the outer HVAC plenum duct. See Duct - HVAC Plenum - Outer (Remove and Replace).
  9. Remove the cap from the superbottle.
  10. Place an empty coolant container in the front underhood storage.
  11. Set a container having at least 15 L of coolant in front underhood storage.
  12. Make sure that the end of the coolant refill hose of the vacuum refill tool is fully submerged in the coolant container.
  13. Plug the superbottle weep hole with a piece of butyl rope.
  14. Attach the vacuum refill tool to the superbottle with the conical adapter.
  15. Make sure that coolant refill valve and air inlet valve of the vacuum refill tool are both closed.
  16. Place the end of the overflow hose of the vacuum refill tool into an empty container.
  17. Connect the supply air line to the vacuum refill tool.
  18. Open the air inlet valve and allow the tool to evacuate the cooling system, and then fully close the valve.
    Informational PurposesAn informational icon, calling your attention
    Note
    The vacuum should stabilize at approximately -27 to -24 inHg or -70 to -60 cmHg.
  19. Slowly open the coolant refill valve to draw coolant into the cooling system. When the gauge stops moving, close the valve.
  20. Open the air inlet valve for at least 3 minutes, and monitor the air bubbles seen in the superbottle.
  21. When air bubbles are no longer seen and the gauge stops rising, close the valve.
  22. Disconnect the supply air line from the tool.
  23. Remove the coolant refill hose from the coolant container.
  24. Remove the coolant overflow hose from the coolant container.
  25. Remove the vacuum refill hose from the refill cap on the coolant bottle.
  26. Remove the vacuum refill cap from the coolant bottle.
  27. Lift the coolant refill tool above the coolant container to allow excess coolant to drain from the hoses.
    Informational PurposesAn informational icon, calling your attention
    Note
    Reopen the valves to remove excess coolant if necessary.
  28. Remove both coolant containers from the vehicle.
  29. On the touchscreen, tap the Service Mode "wrench" (at the bottom of the touchscreen UI), and then tap Thermal > Coolant System > Stop Thermal Fill Drain, tap Run, and allow the routine to complete.
  30. Tap Thermal > Coolant System > Start Coolant Air Purge, tap Run, and allow the routine to complete.
  31. Exit Service Mode.
  32. If the ancillary bay cover was removed as part of another procedure, monitor the coolant input and output tubes and fittings for leaks during the air purge.
  33. Remove the piece of butyl rope from the superbottle weep hole.
  34. Add coolant to the superbottle, so that the liquid level is approximately 6mm (0.25 in) above the MAX line, and then install the cap on the superbottle.
  35. Install the outer HVAC plenum duct. See Duct - HVAC Plenum - Outer (Remove and Replace).
  36. Install the cabin intake duct. See Duct - Cabin Intake (Remove and Replace).
  37. Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
  38. Raise the LH front window and close the LH front door.