03/12/2024 07:14:10

Control Arm - Upper - Front - LH (1st Generation) (RHD) (RWD) (Remove and Replace)

Correction Code 31014402

  • 2024-12-03: Added info on FUCA ride height tool for EMEA.
This procedure is only for RHD RWD vehicles built through April 10, 2016. Use the standard LH upper front control arm procedure for other vehicles.
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Note
These instructions are reused from the RH LHD version of this procedure. Instructions for RH parts are applicable to the LH RHD version.
Special tools required for this procedure:
  • 1117845-00-A Wheel Nut Cover Removal Tool
  • 1705887-00-A ½" Dr. Electric Impact
  • 1098012-00-A Model S/X UCA Ride Height Kit (all regions except EMEA)
  • 1098012-E1-B Model S FUCA Ride Height Torque Tool (EMEA region)
  • 1143989-00-A Torque Wrench ½ in Dr.
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Warning
If the vehicle has air suspension, activate "Jack" mode on the touchscreen before raising and supporting the vehicle.

Removal

  1. Position the vehicle in preparation for raising it, but keep the vehicle at ground level at this time. See Raise Vehicle - 2 Post Lift.
  2. Vehicles without air suspension: Put the vehicle in "Tow" mode.
  3. Power off the vehicle from the touchscreen.
  4. Remove the underhood storage unit. See Underhood Storage Unit (Remove and Install).
  5. Remove the shock tower cover.
  6. Release the cabin filter cover and the RH side of cowl screen panel.
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    Note
    2x tabs, 2x push clips. Secure cowl panel onto strut.
  7. Remove the bolts (x2) that attach the front HVAC filter housing to the body, and then remove the filter housing..
  8. Remove the 12V auxiliary battery. See Battery - Auxiliary - 12V (Remove and Replace).
  9. Remove the RH front wheel. See Wheel Assembly (Remove and Install).
  10. Remove the RH front wheel arch liner louver. See Louver - Wheel Arch Liner - Front - LH (Remove and Replace).
  11. Remove the RH front wheel arch liner. See Wheel Arch Liner - Front - LH (Remove and Replace).
  12. Disconnect the RH front ride height sensor connector.
  13. Remove the nut that attaches the RH front ride height sensor to the upper control arm, and then remove the ride height sensor from the control arm.
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    Note
    Use a 9mm wrench to counter hold the ball joint pin while loosening or tightening the lock nut.
  14. Remove and discard the nut that attaches the RH front wheel speed sensor bracket to the body.
  15. Release the clips of the RH front air line.
  16. Remove the bolt that attaches the brake jounce hose bracket to the RH air spring module.
  17. Remove the nut that attaches the RH knuckle to the upper control arm ball joint
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    Note
    Hold the bolt in place to prevent turning while removing the nut. Discard the nut after removal.
  18. Disconnect the RH knuckle from the upper control arm.
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    Note
    While holding the upper control arm to the ball joint, slide the bolt out of the top of the knuckle. This will release the knuckle from the upper control arm ball joint. Support the knuckle as the ball joint is released.
  19. Remove the nut and bolt that attach the RH front air spring module to the front lower aft link.
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    Note
    Use a pry bar to release the tension from the air spring module to the control arm.
  20. Remove the nuts (x3) that attach the RH front air spring module to the vehicle.
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    Note
    Use one hand to hold the air spring module before completely removing the last nut. Use a step stool as needed.
  21. Lower the RH front air spring module.
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    Note
    Take care not to damage the air line and brake hose.
  22. Remove the bolts (x2) and nut (x1) that attach the RH front upper control arm to the vehicle.
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    Note
    Discard the nyloc nut after removal.

Installation

  1. Install the bolts (x2) and new nyloc nut (x1) that attach the new RH front upper control arm to the vehicle.
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    Note
    Torque at a later step.
  2. Install the ride height tool onto the LH front upper control arm and the body.
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    Note
    For Non-EMEA FUCA Ride Height Tool (1098012-00-A): Hand tighten the nyloc nut to keep the ride height tool in place.
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    Note
    For EMEA FUCA Ride Height Tool (1098012-E1-B): Clean debris in the shock tower, and then align the tool profile with the shock tower profile.
    Figure 1. FUCA Ride Height Tool - All Regions except EMEA
    Figure 2. FUCA Ride Height Tool - All Regions except EMEA
    Figure 3. FUCA Ride Height Tool - EMEA
    Figure 4. FUCA Ride Height Tool - EMEA
  3. Torque the RH front upper control arm bolts (x2) and nut to 68 Nm.
  4. Remove the ride height tool from the RH front upper control arm.
  5. Re-position the RH front air spring module.
  6. Install the nuts (x3) that attach the RH front air spring module to the vehicle (toque 39 Nm).
    Informational PurposesAn informational icon, calling your attention
    Note
    Use a step stool as needed
  7. Install the bolt and nut that attach the RH front air spring module to the front lower aft link (torque 140 Nm).
  8. Install the bolt that attaches the RH knuckle to the upper control arm.
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    Note
    Seat the upper control arm ball joint into the knuckle, and the slide the bolt through the knuckle to hold it in place. The bolt should slide through the knuckle towards the front of the vehicle on installation.
  9. Install the nut that attaches the RH upper control arm ball joint to the RH front knuckle (torque 60 Nm).
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    Note
    Install a new patch nut. Hold the bolt in place to prevent it from turning while installing the nut.
  10. Install the bolt that attaches the jounce hose bracket to the RH air spring module (torque 7 Nm).
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    Note
    Make sure to align the tab with the hole in the air spring module.
  11. Install the clips of the RH front air line.
  12. Install the nut that attaches the RH front ride height sensor to the RH front upper control arm (torque 7 Nm).
    Informational PurposesAn informational icon, calling your attention
    Note
    Use a 9mm wrench to counter hold the ball joint pin while tightening the lock nut.
  13. Connect the RH front ride height sensor connector.
  14. Install the nut that attaches the RH front wheel speed sensor bracket to the body (torque 4 Nm).
  15. Install the RH front wheelhouse liner. See Wheel Arch Liner - Front - LH (Remove and Replace).
  16. Install the RH front wheel arch liner louver. See Louver - Wheel Arch Liner - Front - LH (Remove and Replace).
  17. Install the RH front wheel. See Wheel Assembly (Remove and Install).
  18. Install the 12V auxiliary battery. See Battery - Auxiliary - 12V (Remove and Replace).
  19. Install the nuts (x4) that attach the rear HVAC filter housing and rubber HVAC intake drain diverter (torque 6 Nm).
  20. Attach the edge clips (x2) that attach the HV cable to the HVAC filter housing.
  21. Connect 12V power. See Disconnect 12V Power.
  22. Install the front HVAC filter housing.
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    Note
    2x tabs
  23. Install the bolts (x2) that attach the front HVAC filter housing (torque 1.5 Nm).
  24. Attach the RH side of the cowl screen panel and cabin filter cover.
  25. Install the RH shock tower cover.
  26. Install the underhood storage unit. See Underhood Storage Unit (Remove and Install).
  27. Remove the vehicle from the lift and deactivate Jack Mode through the touchscreen.
  28. 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.