2025-03-11

Electromechanical Brake Booster Assembly (Remove and Install)

Correction code 3320010101 FRT 0.9 NOTE: Unless otherwise explicitly stated in the procedure, the above correction code and FRT reflect all of the work required to perform this procedure, including the linked procedures. Do not stack correction codes unless explicitly told to do so. NOTE: See Flat Rate Times to learn more about FRTs and how they are created. To provide feedback on FRT values, email LaborTimeFeedback@tesla.com. NOTE: See Personal Protection to make sure wearing proper PPE when performing the below procedure.

Torque Specifications

Table 1. Torque Specifications: Electromechanical Brake Booster Assembly (Remove and Install)
Description Torque Value Recommended Tools Reuse/Replace Notes
Nut that attaches the master cylinder secondary pipe from the brake booster
16 Nm (11.8 lbs-ft)
  • 12 mm 6-point flare nut crowfoot socket (mount at 90 degrees)
 Reuse
Nut that attaches the master cylinder primary pipe from the brake booster.
16 Nm (11.8 lbs-ft)
  • 12 mm 6-point flare nut crowfoot socket (mount at 90 degrees)
 Reuse
Nuts (x2) that attach the brake assembly to the bulkhead
16.5 Nm (12.2 lbs-ft)
  • 13 mm deep socket
  • Torque wrench with angle measurement
 Replace 1111541-00-A

Remove

  1. Remove the HEPA filter assembly. See SERVICE KIT - HEPA AND CARBON FILTERS (Remove and Replace).
  2. Remove the underhood storage unit. See Underhood Storage Unit (Remove and Replace).
  3. Disconnect the LV battery. See LV Power (Disconnect and Connect).
  4. Remove the driver footwell hush panel. See INSTRUMENT PANEL - DRIVER FOOTWELL CLOSEOUT (Remove and Replace).
  5. Place an absorbent material beneath the brake lines and brake fluid reservoir area.
  6. Clean area around the brake fluid reservoir and remove the brake fluid reservoir cap.
  7. Using a brake fluid evacuator, remove the brake fluid from the reservoir.
  8. Disconnect the brake fluid level sensor connector.
  9. Release the connector lock, and then disconnect the brake booster ECU harness connector.
  10. Remove the nut that attaches the master cylinder secondary pipe to the brake booster.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 12 mm 6-point flare nut crowfoot socket (mount at 90 degrees)
  11. Remove the nut that attaches the master cylinder primary pipe to the brake booster.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 12 mm 6-point flare nut crowfoot socket (mount at 90 degrees)
  12. Release the cotter clip that attaches the brake clevis clip pin to the brake pedal assembly.
  13. Remove the brake clevis clip pin from the brake pedal assembly.
  14. Remove and discard the nuts (x2) that attach the brake assembly to the bulkhead, and then remove the brake booster assembly from the vehicle.
    Informational PurposesAn informational icon, calling your attention
    Note
    Pull straight out first to clear the brake pedal from IP carrier rod before lifting
    Informational PurposesAn informational icon, calling your attention
    Note
    Use of the following tool(s) is recommended:
    • 13 mm deep socket
    • Torque wrench with angle measurement

Install

  1. Position the brake booster to the vehicle, and then install new nuts (x2) that attach the brake assembly to the bulkhead.
    16.5 Nm (12.2 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    Note
    Use of the following tool(s) is recommended:
    • 13 mm deep socket
    • Torque wrench with angle measurement
  2. Align the brake pedal to the iBooster rod, and then install the brake clevis clip pin to the brake pedal assembly.
  3. Install the cotter clip that attaches the brake clevis clip pin to the pedal assembly.
  4. Install the driver footwell hush panel. See INSTRUMENT PANEL - DRIVER FOOTWELL CLOSEOUT (Remove and Replace).
  5. Install the nut that attaches the master cylinder primary pipe to the brake booster.
    16 Nm (11.8 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 12 mm 6-point flare nut crowfoot socket (mount at 90 degrees)
  6. Install the nut that attaches the master cylinder secondary pipe to the brake booster.
    16 Nm (11.8 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 12 mm 6-point flare nut crowfoot socket (mount at 90 degrees)
  7. Connect the brake booster ECU harness connector.
  8. Connect the brake fluid level sensor connector.
  9. Connect the LV battery. See LV Power (Disconnect and Connect).
  10. Reinstall the software. See Software Reinstall - Touchscreen.
  11. Bleed the front calipers. See Brake Fluid Bleed/Flush (Maintenance).
  12. Install the underhood storage unit. See Underhood Storage Unit (Remove and Replace).
  13. Install the HEPA filter assembly. See SERVICE KIT - HEPA AND CARBON FILTERS (Remove and Replace).
  14. Perform a test drive.
    Informational PurposesAn informational icon, calling your attention
    Note
    Add correction code 00040100 as needed.