Tesla Model 3: Cover - Penthouse (Remove and Replace) - Remove

Remove

1. Perform the vehicle electrical isolation procedure. See Vehicle Electrical Isolation Procedure.
2. Remove the foam cover from the LH side of the penthouse.
3. Remove the LH rear sill panel trim. See Trim - Sill Panel - Rear - LH (Remove and Replace).

4. Release the clips that attach the low voltage electrical harness to the charge port to HV battery harness bracket at the penthouse.

5. Remove the bolts that attach the charge port to HV battery harness bracket at the penthouse, and then remove the bracket from the vehicle. Torque 10 Nm

6. Release the clip that attaches the charge port electrical harness to the vehicle.

7. Slide the security tab to the unlock position, release the locking handle, and then disconnect the charge port electrical harness from the penthouse DC input connector.
8. Remove the LH 2nd row buckle. See Buckle - 2nd Row - LH (Remove and Replace).
9. Remove the center 2nd row buckle. See Buckle - 2nd Row - Center (Remove and Replace).

10. Remove the bolts that attach the penthouse rails to the body and penthouse cover, and then remove the rails from the vehicle.

11. If the penthouse cover is to be replaced with a new cover, turn the adjustable elements (x4) clockwise to remove them from the penthouse cover.

12. Remove and discard the bolts that attach the high voltage controller internally to the penthouse cover.
13. Release the cover on the positive 12V output cable, at the DCDC passthrough.

14. Remove and discard the nut that attaches the positive 12V output cable to the DCDC passthrough, and then remove the cable from the passthrough.

Note: Inspect the condition of the rubber boot at the end of the output cable, and replace the boot if it is melted or damaged.

15. Fully loosen and remove (if possible) the bolts that attach the penthouse cover to the HV battery.

Note: Different penthouse cover revisions have 28, 18, or 16 bolts.

16. Remove the logic connector cap from the high voltage controller connector.
17. Remove the penthouse cover from the vehicle.

18. Reinstall the logic connector cap onto the high voltage controller connector.
19. Visually inspect the interior of the penthouse for any presence of leaked coolant.

Note: Areas of interest are the coolant input and output tubes and fittings, and around the perimeter of the penthouse.

Caution:  If any leaked coolant is found, escalate a Toolbox session.

20. Visually inspect the interior of the penthouse for insulators on the high voltage components.

• If any of the insulators are missing, install the missing insulators. See Insulators - HV Battery (Install).
• If all of the insulators are installed, continue to the procedure that required the penthouse cover to be removed.

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