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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 >> Install
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Module - Battery Controller - Remove And Replace: Install

  1. Position the battery controller module into the vehicle.
  2. Fasten the clip that attaches the harness to the battery controller module.
    G00644596Courtesy of TESLA INC
  3. Connect the electrical connectors (x5) to the battery controller module.
    G00644597Courtesy of TESLA INC
    G00644598Courtesy of TESLA INC
    G00644599Courtesy of TESLA INC
    G00644600Courtesy of TESLA INC
  4. Fasten the clip that attaches the harness to the battery controller module.
    G00644601Courtesy of TESLA INC
  5. Install the bolt that attaches the battery controller module ground cable to the vehicle.

    9 Nm (6.6 lbs-ft) 

    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
    G00644602Courtesy of TESLA INC
  6. Install the bolt and nut that attach the battery controller module to the vehicle and tilt the module for access.

    10 Nm (7.4 lbs-ft) 

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

    • 10 mm deep socket
    • 6 in extension
    • Flex head ratchet/flex head torque wrench
    G00644603Courtesy of TESLA INC
  7. Install the bolts and nut that attach the LH V-brace to the vehicle.

    18 Nm (13.3 lbs-ft) 

    9 Nm (6.6 lbs-ft) 

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

    • 10 mm deep socket
    • 4 in extension
    • Flex head ratchet/flex head torque wrench
  8. Install the cowl screen panel. See Panel - Cowl Screen - Remove And Replace .
  9. Install the LH wiper arm. See Wiper Arm - LH - Remove And Replace .
  10. Install the LH shock tower cover. See Cover - Shock Tower - LH - Remove And Replace .
  11. Install the LH underhood apron. See Underhood Apron - LH - Remove And Replace .
  12. Repeat step  9 through step  11 on the RH side of the vehicle.
  13. Connect LV power. See LV Power - Disconnect And Connect .
  14. Perform a software reinstall. See Firmware Reinstall - Touchscreen or Firmware Reinstall - Toolbox .
  15. Adjust the headlights. See Headlights - Adjust - NA (Tool Method)  or Headlights - Adjust (Global) (Tool Method) .
  16. Install the rear underhood apron. See Underhood Apron - Rear (Remove and Replace) .