2025-10-20

Control Arm - Upper - Front - LH (2025+) (Remove and Replace)

Correction code TBD FRT 0.84 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 ServiceManualFeedback@tesla.com. NOTE: See Personal Protection to make sure wearing proper PPE when performing the below procedure. NOTE: See Ergonomic Precautions for safe and healthy working practices.

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Note
This procedure describes work that is specific to 2025+ Model S.

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. Remove the battery controller. See Module - Battery Controller (Remove and Replace).
  4. Remove the LH front wheel. See Wheel Assembly (Remove and Install).
  5. Remove the bolt that attaches the wheel speed sensor bracket to the front upper control arm.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • Socket 1/4in Dr. 6pt. Deep x 10mm
  6. Remove the bolt that attaches the ride height sensor to the upper control arm and pivot the ride height sensor away from the upper control arm.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • Socket 1/4in Dr. 6pt. Std. x 10mm
  7. Remove and discard the nut that attaches the LH knuckle to the upper control arm ball joint.
    Informational PurposesAn informational icon, calling your attention
    Note
    Hold the bolt in place to prevent turning while removing the nut. Discard the nut after removal.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • SKT, 3/8" DR, HEX BIT, T50 TORX
  8. Remove the bolt that attaches the LH knuckle to the upper control arm.
    Informational PurposesAn informational icon, calling your attention
    Note
    Hold the upper control arm to the ball joint, then slide the bolt out to release the knuckle from the ball joint, ensuring to support the knuckle as the ball joint is released.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • Torx T50 socket
  9. Lower the vehicle until the tires are touching the ground.
  10. Remove the bolts (x2) that attach the LH front upper control arm to the vehicle, and then remove control arm from the vehicle.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • Socket 3/8in Dr. 6pt. Std. x 15mm

Install

  1. Install and hand-tighten the bolts (x2) that attach the LH front upper control arm to the vehicle.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • Socket 3/8in Dr. 6pt. Std. x 15mm
  2. Raise the vehicle fully.
  3. Install the bolt and a new patch nut (1111145-00-A) that attach LH upper control arm ball joint to the LH front knuckle.
    60 Nm (44.2 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • SKT, 3/8" DR, HEX BIT, T50 TORX
  4. Install the bolt that attaches the front LH ride height sensor to the control arm.
    7 Nm (5.2 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    Note
    Use a 9mm wrench to counter hold the ball joint pin while tightening the lock nut.
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • Socket 1/4in Dr. 6pt. Std. x 10mm
  5. Install the bolt that attaches the wheel speed sensor bracket to the front upper control arm.
    5 Nm (3.7 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • Socket 1/4in Dr. 6pt. Deep x 10mm
  6. Install the LH front wheel. See Wheel Assembly (Remove and Install).
  7. Torque the bolts (x2) that attach the LH front upper control arm to the vehicle.
    68 Nm (50.1 lbs-ft)
    Informational PurposesAn informational icon, calling your attention
    TIp
    Use of the following tool(s) is recommended:
    • Socket 3/8in Dr. 6pt. Std. x 15mm
  8. Install the battery controller. See Module - Battery Controller (Remove and Replace).
  9. Remove the vehicle from the lift. See Raise Vehicle - 2 Post Lift.
  10. Raise the LH front window and close the LH front door.
  11. Refer to the Alignment Requirement tables to determine whether an EPAS alignment check (EC) or four wheel alignment check (AC) is necessary. If performed, add the alignment check/adjust as a separate activity. See Alignment Requirement - Suspension.