Tesla Model 3 Owners & Service Manuals

Tesla Model 3: Cover - HV Probe - HV Battery (Remove and Replace)

Tesla Model 3 2017-2025 Service Manual / Battery System / HV Battery Enclosure / Cover - HV Probe - HV Battery (Remove and Replace)

Warning:

Only technicians who have been trained in High Voltage Awareness are permitted to perform this procedure. Proper personal protective equipment (PPE) and insulating HV gloves with a minimum rating of class 0 (1000V) must be worn at all times a high voltage cable, busbar, or fitting is handled. Refer to Tech Note TN-15-92-003, "High Voltage Awareness Care Points" for additional safety information.

Remove

  1. Disconnect 12V power. See 12V Power (Disconnect and Connect).

Cover - HV Probe - HV Battery (Remove and Replace)

  1. Remove and discard the 5-lobe bolts (x2) that attach the HV probe cover to the penthouse cover, and then remove the HV probe cover from the penthouse cover.

Install

  1. Use an IPA wipe to clean the HV probe cover gasket surface, and the mating surface of the penthouse cover.
  2. Inspect the condition of the HV probe cover gasket, and if there is any cracking, cuts, or damage, install a new gasket into the HV probe cover.

Cover - HV Probe - HV Battery (Remove and Replace)

  1. Install the HV probe cover onto the penthouse cover, install new 5-lobe bolts to attach the HV probe cover to the penthouse cover, and then mark the bolts with a paint pen after they are torqued. Torque 6 Nm
  2. Perform a penthouse air leak test. See Penthouse Air Leak Test.
  3. Connect 12V power. See 12V Power (Disconnect and Connect).

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