Tesla Model S Owners & Service Manuals

Tesla Model S: ABS Modulator Assembly (Remove and Replace)

Tesla Model S (2012-2025) Service Manual / Brakes / ABS Modulator Assembly (Remove and Replace)

Warning: If the vehicle has air suspension, activate "Jack" mode on the touchscreen before raising and supporting the vehicle.

Removal

  1. Remove the underhood storage unit for access (refer to procedure).
  2. Release the brake pipes (x6) from the ABS modulator (torque M10 14 Nm, M12 23 Nm).

    Caution: Plug pipe connections to prevent ingress of moisture or dirt.

    Note: Place suitable absorbent material around the affected area to absorb any possible fluid spillage.

    ABS Modulator Assembly (Remove and Replace)

  3. Remove the front skid plate (refer to procedure).
  4. Disconnect the ABS electrical connector.
  5. Remove the nuts (x2) that secure the ABS modulator to the damper bracket rubber mountings (torque 9 Nm).

    ABS Modulator Assembly (Remove and Replace)

  6. Lower the vehicle.
  7. Release the ABS modulator from the rubber mounting.
  8. Remove the ABS modulator from the vehicle.
Installation

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

  • Bleed the brakes (refer to procedure).
  • Use Toolbox to update or redeploy the firmware:
    • 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.
  • In Toolbox, perform the Stability Control (ESP) Program.

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