23/09/2024 10:44:19

Electromechanical Brake Booster - Brake Booster Assembly (Remove and Install)

Correction code 3320033011 3320033012 FRT 1.68 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.

  • 2024-09-23: Updated steps to latest time study. Added correction code for remove and replace.
  • 2024-04-17: Added step and link to bleed the entire brake system manually before bleeding the brakes using Toolbox.
  • 2024-04-09: Cleaned up topic.
Warning IconA warning icon, calling your attention to a possibly risky situation
Warning
This procedure is a DRAFT. Although it has been validated, Warnings and Cautions might be missing. Follow safety requirements and use extreme caution when working on or near High Voltage systems and components. Provide corrections and feedback to ServiceDevelopment@teslamotors.com.

Remove

  1. Open the LH front door and lower the LH front window.
  2. Raise and support the vehicle. See Raise Vehicle - 2 Post Lift.
  3. Move the LH front seat fully rearward.
  4. Open the RH front door and lower the RH front window.
  5. Move the RH front seat fully rearward.
  6. Remove the footwell cover. See Dash Support Frame - Footwell Cover (Remove and Install).
  7. Place the vehicle into Service Mode. See Service Mode.
  8. Remove the rear underhood apron. See Underhood Trim - Rear Apron Assembly (Remove and Install).
  9. Remove the frunk assembly. See Frunk Assembly (Remove and Install).
  10. Disconnect MV power. See Disconnect MV Power.
  11. Remove all 4 wheel assemblies. See Wheel Assembly (Remove and Install).
  12. Remove the mid aero shield. See Undertray - Mid Aeroshield (Remove and Install).
  13. Perform Vehicle HV Disablement procedure. See Vehicle HV Disablement Procedure.
  14. Lower the vehicle to a comfortable working height.
  15. Remove the brake fluid reservoir. See Electromechanical Brake Booster - Brake Remote Reservoir (Remove and Install).
  16. Release the connector lock, and then disconnect the A/C compressor logic electrical connector.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Do not push down on the red tab. Pull the tab to disengage the lock, and the pull it again to release the electrical connector.
  17. Release the connector lock, and then disconnect the A/C Compressor HV harness electrical connector from the A/C Compressor.
    Informational PurposesAn informational icon, calling your attention
    Note
    Pull the red locking tab away from the black lever, and then slide the black lever upwards.
  18. Remove the bolt that attaches the A/C compressor ground strap to the vehicle, and then release the harness edge clip once the ground strap is free.
    16 Nm (11.8 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 10 mm deep socket (magnetic)
  19. With assistance, remove the bolts (x3) that attach the A/C compressor to the megabeam, and then carefully maneuver the A/C compressor towards the front of the vehicle and under the megabeam.
    5 Nm (3.7 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    Note
    Put a fender cover on the fan housing and gently place the A/C compressor assembly down.
    Informational PurposesAn informational icon, calling your attention
    Note
    Support the A/C compressor while removing the bolts.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 10 mm deep socket
  20. Release the connector locks, and then disconnect the brake booster electrical connectors (x3).
  21. Disconnect the brake booster plumbing quick release fitting (x1) and flare fittings (x2).
    16 Nm (11.8 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    Note
    Place absorbent pads as required to catch brake fluid.
    Informational PurposesAn informational icon, calling your attention
    Note
    Release the remote reservoir hose by pushing the yellow tab inwards.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 14 mm 6-point crowfoot flare nut
  22. Remove the nuts (x3) and clevis pin that attach the brake booster to the brake pedal assembly.
    17 Nm (12.5 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    Note
    Remove the cotter pin, and then remove the clevis pin.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 13 mm socket
  23. Pull the brake booster straight outwards to release it from the vehicle.

Install

  1. Position the brake booster into the vehicle, align the studs, and then push the brake booster flush against the bulkhead.
  2. Position the brake booster to the brake pedal assembly, and then install the nuts (x3) and clevis pin that attach the brake booster to the brake pedal assembly.
    17 Nm (12.5 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    Note
    Install the clevis pin, and then install the cotter pin.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 13 mm socket
  3. Connect the brake booster plumbing quick release fitting (x1) and flare fittings (x2).
    16 Nm (11.8 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    Note
    Place absorbent pads as required to catch brake fluid.
    Informational PurposesAn informational icon, calling your attention
    Note
    Perform a push-pull-push test to ensure the hose is secured.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 14 mm 6-point crowfoot flare nut
  4. Connect the brake booster electrical connectors (x3) and engage the connector locks.
  5. With assistance and while supporting the A/C compressor, install the bolts (x3) that attach the compressor to the megabeam.
    5 Nm (3.7 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    Note
    Start bolts by hand first, and then use power tools.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 10 mm deep socket
  6. Connect the A/C Compressor HV harness to the A/C Compressor, and then secure the connector lock.
    Informational PurposesAn informational icon, calling your attention
    Note
    Slide the black lever down, and then push the red lock inwards.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Make sure the red locking tab is pushed all the way in. The red locking tab should sit flush with the black lever.
    Figure 1. Red locking tab is flush with black lever
    Figure 2. Red locking tab is not fully engaged
  7. Install the A/C compressor ground strap bolt.
    16 Nm (11.8 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • 10 mm deep socket (magnetic)
  8. Connect the A/C compressor logic electrical connector, and then secure the connector lock.
  9. Install the brake fluid reservoir. See Electromechanical Brake Booster - Brake Remote Reservoir (Remove and Install).
  10. Reconnect MV power. See Disconnect MV Power.
  11. Reinstall the vehicle software. See Software Reinstall - Touchscreen.
  12. Install the footwell cover. See Dash Support Frame - Footwell Cover (Remove and Install).
  13. Restore the RH front seat back to its original position.
  14. Raise the RH front window and close the RH front door.
  15. Restore the LH front seat back to its original position.
  16. Bleed the entire brake system manually. See Brake Fluid Bleed - One Caliper.
  17. Bleed the entire brake system using Toolbox. See Brake Fluid Bleed - One Caliper.
  18. Exit Service Mode. See Service Mode.
  19. Install the frunk assembly. See Frunk Assembly (Remove and Install).
  20. Install the rear underhood apron. See Underhood Trim - Rear Apron Assembly (Remove and Install).
  21. Install all wheel assemblies. See Wheel Assembly (Remove and Install).
  22. Remove the rear underhood apron. See Underhood Trim - Rear Apron Assembly (Remove and Install).
  23. Raise the LH front window and close the LH front door.