03/10/2024 13:10:49

Four Wheel Alignment Check and Adjust

31002300 1.02 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 proper PPE is worn when performing the below procedure.

  • 2023-12-04: Revised procedure to be in line with latest PDS validation.
  • 2023-06-09: Added cycle suspension ride height to High and then back to Medium when vehicle is on alignment rack with the pins pulled from the turn plates.
  • 2023-07-19: Added Service Mode instructions.
Informational PurposesAn informational icon, calling your attention
Note
This procedure assumes the vehicle suspension is operating as intended. If needed, a vehicle general inspection can be performed.
Informational PurposesAn informational icon, calling your attention
Note
Make sure the vehicle profiles on the alignment machine match the alignment specifications in the Service Manual. If alignment specifications do not match, they may need to be manually entered; refer to the alignment machine's instructions for additional information.

Procedure

  1. At the alignment rack, verify that the turn and slip plates are locked.
  2. Align the vehicle to the alignment rack ramps, drive the vehicle onto the alignment rack, and then shift into Park.
  3. Fully lower the LH front window.
  4. Set vehicle ride height to "Low": on the touchscreen, touch Controls > Suspension > Low.
  5. On the touchscreen, touch Controls > Service > Wheel Configuration and confirm that the wheel configuration is set correctly.
  6. Set the steering wheel/yoke straight ahead.
    Informational PurposesAn informational icon, calling your attention
    Note
    Use the steering wheel/yoke bubble level to confirm that the front wheels are pointing straight forward.
  7. With the LH front door open, manually latch the LH front door.
    Informational PurposesAn informational icon, calling your attention
    Note
    Do not close the door with the latch engaged.
  8. Put wheel chocks at both sides of the LH rear wheel.
  9. Connect a laptop with Toolbox 3 to the vehicle. See Toolbox 3 (Connect and Disconnect).
  10. Raise the alignment rack to a comfortable working height.
  11. Install inflation hoses onto all four wheels so that tire pressures can be set automatically.
  12. Set the tire machine pressures to match those specified for the vehicle.
    Informational PurposesAn informational icon, calling your attention
    Note
    Refer to the "Tire and Loading Information" label located on the driver side B-pillar.
  13. Verify that the chassis height measurement tool (1071271-00-A) is zeroed at 51 mm, and adjust if necessary.
  14. Remove the inflation hoses from all four wheels, and then reinstall the valve stem caps.
  15. In Toolbox 3, select the Actions tab and search for "Check Tesla Ride Height Calibration", and select PROC_TAS_X_CHECK-RIDE-HEIGHT-CALIBRATIONSearch for routine in ToolboxCheck Tesla Ride Height Calibration.
  16. Measure the vehicle ride height at the 4 designated points, enter the measured ride height values into Toolbox, and then click Run.
    Informational PurposesAn informational icon, calling your attention
    Note
    If the routine fails, perform air suspension calibration through Toolbox 3. If calibration fails, find the root cause before continuing this procedure.
  17. Enable Tow mode: on the touchscreen, touch Controls > Service > Towing.
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    Note
    Apply the brake pedal to enable Tow mode.
  18. Disconnect the laptop from the vehicle. See Toolbox 3 (Connect and Disconnect).
  19. At the alignment machine, click/touch Begin Alignment and then enter the Service Visit information into the alignment machine.
  20. Check that the front turn plates are centered on the tires. Adjust the turn plate location as required.
  21. Install the alignment heads to the center of the each wheel, and then adjust the side arms as necessary to grip tires securely.
  22. Perform rolling compensation: remove the wheel chocks from the LH rear tire, move the vehicle forward by slowly rotating the tire so that the front wheels center onto the turn plates, and then install the wheel chocks on either side of the tire.
    Informational PurposesAn informational icon, calling your attention
    Note
    The turn and slip plates should automatically unlock.
  23. Install a brake pedal depressor.
  24. Perform a steering wheel caster sweep, then center and level the steering wheel, and then install the steering wheel lock to keep the steering wheel in position.
  25. Remove the mid aero shield panel. See Panel - Aero Shield - Mid (Remove and Replace).
  26. Perform the rear toe adjustment as necessary:
    1. Loosen the LH rear outboard jam nut.
    2. Loosen the LH rear inboard jam nut.
    3. Adjust the turnbuckle as necessary.
    4. Tighten the LH rear inboard jam nut.
      70 Nm (51.6 lbs-ft)
    5. Tighten the LH rear outboard jam nut.
      70 Nm (51.6 lbs-ft)
    6. Repeat step 26.a through step 26.e for the RH side of the vehicle.
  27. Remove the front aero shield panel. See Panel - Aero Shield - Front (Remove and Replace).
  28. Perform the front camber adjustment as necessary:
    1. Loosen the nut at the LH lower aft link to subframe bolt.
    2. Adjust the bolt head as necessary.
    3. Tighten the nut at the LH lower aft link to subframe bolt.
      130 Nm (95.9 lbs-ft)
    4. Repeat step 28.a through step 28.c for the RH side of the vehicle.
  29. Perform the front caster adjustment as necessary:
    1. Loosen the nut at the LH lower fore link to subframe bolt.
    2. Adjust the bolt head as necessary.
    3. Tighten the nut at the LH lower fore link to subframe bolt.
      130 Nm (95.9 lbs-ft)
    4. Repeat step 29.a through step 29.c for the RH side of the vehicle.
  30. Remove the steering wheel lock, perform a caster sweep of the steering wheel, re-center the steering wheel with the level, and then reinstall the steering wheel lock.
  31. Perform the front toe adjustment as necessary:
    1. Loosen the jam nut on the LH inner tie rod.
    2. Adjust the LH inner tie rod as necessary.
    3. Tighten the jam nut on the LH inner tie rod.
      70 Nm (51.6 lbs-ft)
    4. Repeat step 31.a through step 31.c for the RH side of the vehicle.
  32. Print the vehicle alignment summary, including the before and after results.
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    Note
    Repeat the adjustment for any parameter that is not within specification.
  33. Install the front aero shield panel. See Panel - Aero Shield - Front (Remove and Replace).
  34. Install the mid aero shield panel. See Panel - Aero Shield - Mid (Remove and Replace).
  35. Clear the angle offsets through the touchscreen: touch Service Mode > Chassis > Alignment & Tires > Clear Offset > Run.
  36. Remove the alignment heads from all four wheels.
  37. Remove the brake pedal depressor, steering wheel level, and steering wheel holder and put the vehicle into Park.
  38. Remove the wheel chocks at the LH rear wheel.
  39. Release the LH front door latch by pressing on the interior door switch and pushing the door latch open.
  40. Touch and hold the Exit Service Mode button on the touchscreen to exit Service Mode.
  41. Perform a validation test drive.
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    Note
    Drive at a minimum speed of 40 kph (25mph), drive in a straight line and check for excessive pull. Verify that the steering wheel is centered when the vehicle is driving straight.
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    Note
    Add correction code 00040100 as a separate activity to the Service Visit.