Tesla Model 3 Owners & Service Manuals

Tesla Model 3: Flood Ports - 2nd Generation (Remove and Replace) - Remove

Tesla Model 3 2017-2025 Service Manual / Battery System / HV Battery Enclosure / Flood Ports - 2nd Generation (Remove and Replace) / Flood Ports - 2nd Generation (Remove and Replace) - Remove

Flood Ports - 2nd Generation (Remove and Replace)

Remove

  1. Connect a laptop with Toolbox 3 to the vehicle.
  2. In Toolbox, click in the Search field, and then click Tools.
  3. From the Tools menu, click Active Alerts.
  4. Click Read Alerts and check for a BMS_a123, BMS_a151, or a BMS_a035 alert
  5. If:
  • Any of the alerts are present - Investigate and correct the low isolation condition before continuing with this procedure
  • None of the alerts are present - Continue to the next step.
  1. Disconnect the laptop from the vehicle.
  2. Perform the vehicle electrical isolation procedure. See Vehicle Electrical Isolation Procedure.
  3. Remove the rear HV battery skid plate. See Skid Plate - HV Battery - Rear (Remove and Replace).

Flood Ports - 2nd Generation (Remove and Replace)- Remove

  1. Release the clips that attach the HV battery coolant hoses to the LH shear plate.

Flood Ports - 2nd Generation (Remove and Replace)- Remove

  1. Release the clips that attach the HV battery coolant hoses to the RH shear plate.

Flood Ports - 2nd Generation (Remove and Replace)- Remove

  1. Remove the LH 2nd generation flood port from the LH underside of the HV battery penthouse.

Note: Twist the flood port while pulling down.

  1. Repeat step 11 to remove the RH 2nd generation flood port from the RH underside of the HV battery penthouse.

    READ NEXT:

     Flood Ports - 2nd Generation (Remove and Replace) - Install

    Install Use an IPA wipe to clean the area around the openings where the flood ports were removed. Install a 2nd generation flood port into the opening at the LH underside of the HV battery

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    Procedure Note: This procedure destructively removes the 1st generation flood ports and installs 2nd generation flood ports. Connect a laptop with Toolbox 3 to the vehicle. In Toolbox, click in

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    Remove Note: There are two types of HV battery cover gaskets: an older platter perimeter gasket, and a newer penthouse perimeter gasket. These are referred to as platter type and penthouse type. Thi

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