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Home >> Tesla >> 2023 >> Model S Plaid >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Wiper/Washer Systems >> Electrical System (3 Of 3) -- Model S >> Electronic Control Modules >> Module - Battery Controller - Remove And Replace >> Remove
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Module - Battery Controller - Remove And Replace: Remove

  1. Remove the rear underhood apron. See Underhood Apron - Rear (Remove and Replace) .
  2. Disconnect LV power. See LV Power - Disconnect And Connect .
  3. Remove the LH underhood apron. See Underhood Apron - LH - Remove And Replace .
  4. Remove the LH shock tower cover. See Cover - Shock Tower - LH - Remove And Replace .
  5. Remove the LH wiper arm. See Wiper Arm - LH - Remove And Replace .
  6. Repeat step  3 through step  5 on the RH side of the vehicle.
  7. Remove the cowl screen panel. See Panel - Cowl Screen - Remove And Replace .
  8. Remove the bolts and nut that attach the LH V-brace to the vehicle.

    Tip: Use of the following tool(s) is recommended:

    • 10 mm deep socket
    • 4 in extension
    • Flex head ratchet/flex head torque wrench
  9. Remove the bolt that attaches the battery controller module ground cable to the vehicle.

    Tip: Use of the following tool(s) is recommended:

    • 10 mm deep socket
    • Flex head ratchet/flex head torque wrench
    • External Torx E10 5-Lobe
    G00644587Courtesy of TESLA INC
  10. Use a clip prytool to release the clip that attaches the harness to the battery controller module.
    G00644588Courtesy of TESLA INC
  11. Remove the bolt and nut that attach the battery controller module to the vehicle and tilt the controller for access.

    Tip: Use of the following tool(s) is recommended:

    • 10 mm deep socket
    • 6 in extension
    • Flex head ratchet/flex head torque wrench
    G00644589Courtesy of TESLA INC
  12. Use a plastic trim tool to disconnect the electrical connectors (x5) from the battery controller module.
    G00644590Courtesy of TESLA INC
    G00644591Courtesy of TESLA INC
    G00644592Courtesy of TESLA INC
    G00644593Courtesy of TESLA INC
  13. Use a clip prytool to release the clip that attaches the harness to the battery controller module.
    G00644594Courtesy of TESLA INC
  14. Remove the battery controller module from the vehicle.
    G00644595Courtesy of TESLA INC