26/03/2024 23:50:59

Coil - Expansion Valve (Heat Pump) (Remove & Replace)

Correction code 18200022 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.

  • 2024-03-27: Re-organized the steps based on the latest validation.

This procedure is to remove and replace any of the electronic expansion valve coils except the recirculation expansion valve coil.

Remove

  1. Open the LH front door and lower the LH front window.
  2. Remove the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
  3. Remove the underhood storage unit. See Underhood Storage Unit (Remove and Replace).
  4. Release the locking tab, and then disconnect the electrical connector from the high pressure and temperature sensor.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  5. Release the locking tab, and then disconnect the electrical connector from the recirculation EXV (expansion valve).
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  6. Release the locking tab, and then disconnect the electrical connector from the liquid cooled condenser EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  7. Release the locking tab, and then disconnect the electrical connector from the liquid cooled condenser shut off valve.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  8. Release the locking tab, and then disconnect the electrical connector from the right side cabin condenser EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  9. Release the locking tab, and then disconnect the electrical connector from the high pressure and temperature subcool sensor.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  10. Release the locking tab, and then disconnect the electrical connector from the left side cabin condenser EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  11. Release the locking tab, and then disconnect the electrical connector from the chiller EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  12. Release the locking tab, and then disconnect the electrical connector from the evaporator EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  13. Move the EXV coil harness to the side.
  14. Release the locking tab at the bottom of the desired EXV coil, and then remove the coil from the expansion valve.

Install

  1. Install the EXV coil onto the expansion valve.
    Informational PurposesAn informational icon, calling your attention
    Note
    Slide the coil seal onto the expansion valve. Do not lubricate the coil seal. Properly align the expansion valve coil locking tab to the supermanifold. Slide the expansion valve coil over the coil seal. Perform a push pull push test on the expansion valve coil to ensure the coils is properly latched.
  2. Position the EXV coil harness onto the supermanifold.
  3. Connect the electrical connector on the evaporator EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  4. Connect the electrical connector on the chiller EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  5. Connect the electrical connector on the left side cabin condenser EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  6. Connect the electrical connector on the right side cabin condenser EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  7. Connect the electrical connector on the high pressure and temperature subcool sensor.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  8. Connect the electrical connector on the liquid cooled condenser shut off valve.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  9. Connect the electrical connector on the liquid cooled condenser EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  10. Connect the electrical connector on the recirculation EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  11. Connect the electrical connector on the high pressure and temperature sensor.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  12. Install the underhood storage unit. See Underhood Storage Unit (Remove and Replace).
  13. Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
  14. Raise the LH front window and close the LH front door.