Tesla Model 3 Owners & Service Manuals

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

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

Remove

  1. Remove the mid aero shield panel. See Panel - Aero Shield - Mid (Remove and Replace).

Breathers - HV Battery (Remove and Replace)

  1. Release the fir tree clips that attach the coolant hoses to the LH shear plate.

Breathers - HV Battery (Remove and Replace)

  1. Remove and discard the HV battery breather from the LH HV battery vent shroud assembly.

Breathers - HV Battery (Remove and Replace)

  1. Release the fir tree clips that attach the coolant hoses to the RH shear plate.

Breathers - HV Battery (Remove and Replace)

  1. Remove and discard the HV battery breather from the RH HV battery vent shroud assembly.

Install

  1. Use an IPA wipe to clean the holes where the breathers will install.

Breathers - HV Battery (Remove and Replace)

  1. Install a new HV battery breather into the LH HV battery vent shroud assembly

Note: Press at the center of the breather, and then press at 3 points forming a triangle pattern on the breather, to make sure that the HV battery breather is fully seated.

  1. Apply sideways pressure on the HV battery breather at several locations to verify that it is attach in the LH HV battery vent shroud.

Breathers - HV Battery (Remove and Replace)

  1. Fasten the fir tree clips that attach the coolant hoses to the LH shear plate.

Breathers - HV Battery (Remove and Replace)

  1. Install a new HV battery breather into the RH HV battery vent shroud assembly

Note: Press at the center of the breather, and then press at 3 points forming a triangle pattern on the breather, to make sure that the HV battery breather is fully seated.

  1. Apply sideways pressure on the HV battery breather at several locations to verify that it is attach in the RH HV battery vent shroud.

Breathers - HV Battery (Remove and Replace)

  1. Fasten the fir tree clips that attach the coolant hoses to the RH shear plate.
  2. Install the mid aero shield panel. See Panel - Aero Shield - Mid (Remove and Replace).

    READ NEXT:

     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

     Cover - Penthouse (Remove and Replace)

    SPECIAL TOOLS Asy, Service Cover, Penthouse, Model 3 (1127845-00-A) Skt, 1/4in Dr, 5-Lobe Torx Plus External (1059330-00-B) Wrench, Torque + Angle, 1/4" Dr (1076971-02-A) Cap, Logic Conn, Inv, 3DU

    SEE MORE:

     Wiper Motor (Remove and Replace)

    Wiper Motor- Remove Remove Remove the rear underhood apron. See Underhood Apron - Rear (Remove and Replace). Remove the cabin intake duct. See Duct - Cabin Intake (Remove and Replace). Remove the hood latch cover. See Cover - Hood Latch (Remove and Replace). Remove the underhood storage ca

     Heat Exchanger - Rear Drive Unit (Remove and Replace)

        Remove   Note: Rear subframe assembly components have been removed from illustrations for clarity. It is not necessary to remove the rear drive unit from the rear subframe assembly to perform

    © 2019-2025 Copyright www.tmodel3.com