07/09/2023 10:52:53

Car Computer (HW4) (Remove and Install)

Correction code 21151031 0.48 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.

  • 2023-09-06: Cleaned up procedure.
Warning IconA warning icon, calling your attention to a possibly risky situation
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.
Special tool required:
  • 1135762-00-A Car Computer Fluid Port Plug
  • 1119171-00-A Pick Miniature Soft Grip 90 degree tip 6 in

Remove

  1. Open both front doors and lower both front windows.
  2. Move the front passenger seat fully rearwards.
  3. Disconnect LV power. See LV Power (Disconnect and Connect).
  4. Remove the RH middle A-pillar trim. See Trim - A-Pillar - Middle - LH (Remove and Replace).
  5. Remove the RH lower A-pillar trim. See Trim - A-Pillar - Lower - LH (Remove and Replace).
  6. Remove the passenger footwell cover. See Cover - Footwell - Passenger (Remove and Replace).
  7. Remove the front passenger floor mat.
  8. Remove the RH center console side panel carpet. See Carpet - Side Panel - Center Console - LH (Remove and Replace).
  9. Remove the front passenger footrest panel. See Panel - Footrest - Front Passenger (LHD) (Remove and Replace).
  10. Disconnect the electrical connector to the connectivity module.
    Informational PurposesAn informational icon, calling your attention
    Note
    Move the release lock rearward before removal.
  11. Disconnect the electrical connectors (x6) at the RH side of the infotainment motherboard.
    Informational PurposesAn informational icon, calling your attention
    Note
    Release the lock on each electrical connector before removal.
  12. Disconnect the electrical connectors (x3) at the RH side of the Autopilot motherboard.
    Informational PurposesAn informational icon, calling your attention
    Note
    Release the lock on each electrical connector before removal.
  13. Disconnect the electrical connectors (x7) at the LH side of the infotainment motherboard.
    Informational PurposesAn informational icon, calling your attention
    Note
    Release the lock on each electrical connector before removal.
  14. Disconnect the electrical connectors (x5) at the LH side of Autopilot motherboard.
    Informational PurposesAn informational icon, calling your attention
    Note
    Release the lock on each electrical connector before removal.
  15. Install coolant hose clamps (x2) to the coldplate hoses of the car computer.
    Informational PurposesAn informational icon, calling your attention
    Note
    Place coolant absorbent material around the car computer.
  16. Release the spring locks (x2) that attach each coolant hoses (x2) to the car computer coldplate assembly.
    Informational PurposesAn informational icon, calling your attention
    Note
    Install coolant plugs at both hoses and car computer upon hose removal.
  17. Move the absorbent mat aside to clear the car computer area.
    Informational PurposesAn informational icon, calling your attention
    Note
    Wipe away excess coolant from the floor.
  18. Remove the bolts (x2) and nuts (x2) that attach the car computer to the body, and then remove the car computer from the vehicle.
    Torque specifications:
    • for the bolts: 8 Nm
    • for the nuts: 7 Nm
    Tip: Use of the following tool(s) is recommended:
    • 10 mm socket
    Informational PurposesAn informational icon, calling your attention
    Note
    Remove any residual coolant from the vehicle.

Install

  1. Install the bolts (x2) and nuts (x2) that attach the car computer to the body.
    Torque specifications:
    • for the bolts: 8 Nm
    • for the nuts: 7 Nm
    Tip: Use of the following tool(s) is recommended:
    • 10 mm socket
  2. Remove the coolant plugs from the hoses (x2), secure the coolant hoses onto the car computer coldplate assembly, and then secure them with spring locks (x2).
    Informational PurposesAn informational icon, calling your attention
    Note
    Place absorbent material onto the car computer.
  3. Remove the coolant hose clamps from the hoses (x2).
    Informational PurposesAn informational icon, calling your attention
    Note
    Remove absorbent material.
    Informational PurposesAn informational icon, calling your attention
    Note
    Clean residual fluid.
    Informational PurposesAn informational icon, calling your attention
    Note
    Inspect for coolant leaks.
  4. Connect the electrical connectors (x5) onto the LH side of the Autopilot motherboard.
    Informational PurposesAn informational icon, calling your attention
    Note
    Secure the locks on the electrical connectors after installation.
  5. Connect the electrical connectors (x7) onto the LH side of the infotainment motherboard.
    Informational PurposesAn informational icon, calling your attention
    Note
    Secure the locks on the electrical connectors after installation.
  6. Connect the electrics connectors (x3) onto the RH side of the Autopilot motherboard.
  7. Connect the electrical connectors (x6) onto the RH side of the infotainment motherboard.
    Informational PurposesAn informational icon, calling your attention
    Note
    Secure the locks on the electrical connectors after installation.
  8. Install the electrical connector to the connectivity module.
    Informational PurposesAn informational icon, calling your attention
    Note
    Slide the lock underneath the electrical connector.
  9. Connect LV power. See LV Power (Disconnect and Connect).
  10. Perform a cooling system partial refill and bleed. See Cooling System (Partial Refill and Bleed).
  11. Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace).
  12. Close the hood.
  13. Install the front passenger footrest panel. See Panel - Footrest - Front Passenger (LHD) (Remove and Replace).
  14. Install the RH center console side panel carpet. See Carpet - Side Panel - Center Console - LH (Remove and Replace).
  15. Install the passenger footwell cover. See Cover - Footwell - Passenger (Remove and Replace).
  16. Install the front passenger floor mat.
  17. Install the RH lower A-pillar trim. See Trim - A-Pillar - Lower - LH (Remove and Replace).
  18. Install the RH middle A-pillar trim. See Trim - A-Pillar - Middle - LH (Remove and Replace).
  19. Restore the front passenger seat back to its original position.
  20. Raise both front windows and close both front doors.