04/09/2024 12:58:38

Coolant Pump - HV Battery (Heat Pump) (Remove and Replace)

Correction code 18308522 0.60 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.

  • 2024-04-25: Updated the UI routines.
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Warning
The video(s) included in this procedure are meant as an overview for supplemental purposes only. Follow all of the steps listed in the procedure to avoid damage to components and/or personal injury.
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Note
If the coolant pump has been replaced twice, escalate a Toolbox session before proceed.

Remove

  1. Open the LH front door and fully lower the LH front window.
  2. Raise and support the vehicle. See Raise Vehicle - 2 Post Lift.
  3. Place the vehicle in Service Mode. See Service Mode.
  4. Remove the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
  5. Remove the cabin intake duct. See Duct - Cabin Intake (Remove and Replace).
  6. Unlock the vehicle gateway. See Gateway (Unlock).
  7. On the touchscreen, touch Service Mode > Thermal > Coolant System > Coolant Fill/Drain and select Run, and allow the routine to complete.
  8. Disconnect 12V power. See 12V/LV Power (Disconnect and Connect).
  9. Remove the front aero shield panel. See Panel - Aero Shield - Front (Remove and Replace).
  10. Release connector lock, and then disconnect the HV battery coolant pump electrical connector.
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    Note
    Do not push down on the red tab. Pull the red tab to disengage lock, and then pull again to release the connector.
  11. Position a coolant drain container underneath the battery coolant pump.
  12. Remove the bolts (x4) that attach the HV battery coolant pump to the Supermanifold.
    1.8 Nm (1.3 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • Torx T20 socket
  13. Remove the HV battery coolant pump from the Supermanifold.
    Informational PurposesAn informational icon, calling your attention
    Note
    Make sure both o-rings (inner purple and outer black) come off with old pump.

Install

  1. Lubricate both o-rings with silicone o-ring lubricant before installation.
  2. Position the HV battery coolant pump to Supermanifold, and then install and hand tighten the bolts (x4).
    Tip: Use of the following tool(s) is recommended:
    • Torx T20 socket
    Informational PurposesAn informational icon, calling your attention
    Note
    Take note of the connector position and install the coolant pump with the connector tab facing up.
    Tip: Install the upper right bolt with the coolant pump for easier installation.
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    Note
    Make sure the coolant pump is fully seated.
  3. Torque the bolts (x4) that attach the HV battery coolant pump to the Supermanifold.
    1.8 Nm (1.3 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • Torx T20 socket
  4. Connect the HV battery coolant pump electrical connector, and then engage the connector locking tab.
  5. Remove the coolant drain container from underneath the vehicle.
  6. Install the front aero shield panel. See Panel - Aero Shield - Front (Remove and Replace).
  7. Perform a cooling system vacuum refill. See Cooling System (Vacuum Refill).
  8. Connect 12V power. See 12V/LV Power (Disconnect and Connect).
  9. Unlock the vehicle gateway. See Gateway (Unlock).
  10. On the touchscreen, tap the Service Mode "wrench" (at the bottom of the touchscreen UI), and then tap Thermal > Stop Thermal Fill Drain, and allow the routine to complete.
  11. Tap Coolant System > Run Coolant Pumps Identification > Run, and close once the routine is passed.
  12. Tap Coolant System > Coolant Purge > Run, and close once the routine is passed.
  13. Inspect the coolant level and top off as necessary.
    Informational PurposesAn informational icon, calling your attention
    Note
    Ensure that the coolant is filled to the "Max" line.
  14. Install the coolant bottle cap.
  15. Install the cabin intake duct assembly. See Duct - Cabin Intake (Remove and Replace).
  16. Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
  17. Exit Service Mode. See Service Mode.
  18. Raise the LH front window and close the LH front door.