2024-09-11

Thermal and HVAC Harnesses - HVAC Dry Side (Remove and Install)

Correction code 1710119021 1710119022 FRT 1.62 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.

  • 2024-09-11: Added note and link for testing and servicing Super Connectors.
  • 2024-05-29: Updated locking cover torque value from 4 Nm to 6 Nm.
  • 2024-05-14: Added video for MV controller disconnect/connect.
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Warning
Cybertruck electronics are powered by a 48V "mid voltage" or "MV" architecture that is designed to improve efficiency. Servicing MV components requires extra knowledge and care in order to avoid personal and/or vehicular harm. Read and understand MV precautions in Electrical Precautions and make sure any required MV-related training courses have been completed, as applicable.
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Note
For best practices associated with testing and servicing Super Connectors on a Cybertruck Vehicle Controller, refer to video Super Controller Testing.
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Warning
This procedure is a DRAFT. Although it has been validated, Warnings and Cautions might be missing. Follow safety requirements and use extreme caution when working on or near High Voltage systems and components. Provide corrections and feedback to ServiceDevelopment@teslamotors.com.

Remove

  1. Remove the supercarrier assembly. See Dash Support Frame - Supercarrier Assembly (Remove and Install).
  2. Slowly loosen the bolt that secures the locking cover to the RH MV controller, making sure that the cover separates from the controller squarely, and does not bind.
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    TIp
    Use of the following tool(s) is recommended:
    • 8 mm socket
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    Note
    Do not remove locking cover. Loosen until the bolt spins freely.
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    Note
    Make sure the bolts and locking cover are fully released before attempting to release the connectors.
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    Note
    If the cover binds, tighten the bolt until the locking cover is square again, then loosen the bolt while holding the cover square to the controller.
    Informational PurposesAn informational icon, calling your attention
    Note
    Use power tools to loosen the bolt.
    Figure 1. Rear MV controller shown; other MV controllers similar
  3. Press the tabs to release the dry side HVAC harness housing from the locking cover, and then disconnect the dry side HVAC harness from the RH MV controller.
  4. Remove the HVAC distributor.
  5. Release the clips (x7) that attach the dry side HVAC harness to the HVAC distributor, and then disconnect the electrical connectors (x6) to remove the harness from the assembly.

Install

  1. Position the dry side HVAC harness to the HVAC distributor, connect the electrical connectors (x6), and then secure the clips (x7) that attach the harness to the assembly.
  2. Position the HVAC distributor into the vehicle.
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    Note
    The vent insert will sit into the firewall.
  3. Connector the dry side HVAC harness to the RH MV controller, and secure the connector housing.
  4. Slowly tighten the bolt that secures the locking cover to the RH MV controller, making sure that the covers are square to the controller, and do not bind.
    6 Nm (4.4 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 8 mm socket
    Informational PurposesAn informational icon, calling your attention
    Note
    If the cover binds, loosen the bolt until the locking cover is square again, then tighten the bolt while holding the cover square to the controller.
    Informational PurposesAn informational icon, calling your attention
    TIp
    While tightening the bolt, press the connector into the controller to keep it square.
    Figure 2. Rear MV controller shown; other MV controllers similar
  5. Install the supercarrier assembly. See Dash Support Frame - Supercarrier Assembly (Remove and Install).