Tesla Model S Owners & Service Manuals

Tesla Model S: Module - Body Controller - BCM (RHD) (Remove and Replace)

Tesla Model S (2012-2026) Service Manual / Electrical / Module - Body Controller - BCM (RHD) (Remove and Replace)

Removal

  1. Remove the active suspension ECU (refer to procedure).
  2. Remove the RH center console closeout extension (refer to procedure).
  3. Remove the RH footwell cover (refer to procedure).
  4. Place a rag under the HVAC drain hose to catch any remaining fluid.
  5. Twist the hose to loosen and remove it from the nipple.

    Note: The drain hose does not need to be removed from the vehicle.

    Module - Body Controller - BCM (RHD) (Remove and Replace)

    A HVAC nipple
    B HVAC hose
  6. Remove the bolts (x2) that secure the Body Control Module (BCM) bracket to the body.
  7. Remove the BCM bracket and BCM as an assembly.
  8. Remove the bolts (x4) that secure the BCM to the BCM bracket.

    Module - Body Controller - BCM (RHD) (Remove and Replace)

  9. Remove the BCM from the BCM bracket.
Installation

Installation procedure is the reverse of removal, except for the following:

  1. Use Toolbox to update or redeploy the firmware:

    Note:

    • If the vehicle is not running the latest firmware, run the "Vehicle Firmware Update" procedure.
    • If the vehicle is running the latest firmware, run the "Firmware Redeploy" procedure.
  2. In the Toolbox "Pektron Body Controls Configuration" panel, select "Body Controller" and press the Play button.
  3. Relearn all keys (refer to procedure).
  4. Use Toolbox to reset the immobilizer.

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